Unable to scan using TPU on Epson Perfection 2450.

Hey everyone,

I'm trying to get the TPU to work on my Epson Perfection 2450 Photo Scanner.

The output of scanimage -L is:

device `epson2:libusb:001:023' is a Epson GT-9700 flatbed scanner

When I attempt to use the TPU, the light comes on and a scan is attempted - but an error message is returned once the scan has completed and nothing is written to the piped output:

scanimage --source 'Transparency Unit' --resolution 300 --mode Color --format tiff > test.tiff
scanimage: sane_read: Error during device I/O

Here's the output when I use the debugging variables:

 SANE_DEBUG_EPSON2=128 scanimage --source 'Transparency Unit' --resolution 300 --mode Color --format tiff > test.tiff
[14:32:46.882771] [sanei_debug] Setting debug level of epson2 to 128.
[14:32:46.882805] [epson2] sane_epson2_init: sane-backends 1.0.32
[14:32:46.882813] [epson2] epson2 backend, version 1.0.124
[14:32:46.882870] [epson2] sane_epson2_get_devices
[14:32:46.882880] [epson2] probe_devices
[14:32:46.882887] [epson2] free_devices
[14:32:46.882910] [epson2] attach_one_config: len = 3, line = usb
[14:32:46.882920] [epson2] attach_one_usb: dev = libusb:001:024
[14:32:46.882928] [epson2] attach: devname = libusb:001:024, type = 3
[14:32:46.882936] [epson2] e2_dev_init
[14:32:46.882944] [epson2] open_scanner: libusb:001:024
[14:32:46.882998] [epson2] scanner opened
[14:32:46.883008] [epson2] found valid Epson scanner: 0x4b8/0x112 (vendorID/productID)
[14:32:46.883017] [epson2] e2_set_model: model is 'generic'
[14:32:46.883025] [epson2] esci_reset
[14:32:46.883031] [epson2] e2_cmd_simple: size = 2
[14:32:46.883037] [epson2] e2_send: size = 2, reply = 1
[14:32:46.883043] [epson2] e2_send: ESC @
[14:32:46.883048] [epson2] buf[0] 1b .
[14:32:46.883057] [epson2] buf[1] 40 @
[14:32:46.883110] [epson2] e2_send: cmd count, r = 0, w = 1
[14:32:46.883120] [epson2] e2_recv: size = 1, buf = 0x7ffecdbab3b7
[14:32:46.884370] [epson2] e2_recv: cmd count, r = 1, w = 1
[14:32:46.884380] [epson2] buf[0] 06 .
[14:32:46.884387] [epson2] e2_txrx: eds_recv status, Success
[14:32:46.884396] [epson2] e2_discover_capabilities
[14:32:46.884403] [epson2] esci_request_identity
[14:32:46.884411] [epson2] e2_cmd_info_block, params len = 2, reply len = 0, buf = 0x7ffecdbab368
[14:32:46.884419] [epson2] e2_send: size = 2, reply = 0
[14:32:46.884427] [epson2] e2_send: ESC I
[14:32:46.884434] [epson2] buf[0] 1b .
[14:32:46.884442] [epson2] buf[1] 49 I
[14:32:46.884475] [epson2] e2_send: cmd count, r = 1, w = 2
[14:32:46.884484] [epson2] e2_recv: size = 4, buf = 0x7ffecdbab262
[14:32:46.888134] [epson2] e2_recv: cmd count, r = 2, w = 2
[14:32:46.888149] [epson2] buf[0] 02 .
[14:32:46.888155] [epson2] buf[1] 12 .
[14:32:46.888161] [epson2] buf[2] 6a j
[14:32:46.888169] [epson2] buf[3] 00 .
[14:32:46.888176] [epson2] e2_recv_info_block: payload length: 106
[14:32:46.888184] [epson2] e2_recv: size = 106, buf = 0x55865ed44300
[14:32:46.889797] [epson2] e2_recv: cmd count, r = 4, w = 2
[14:32:46.889806] [epson2] buf[0] 42 B
[14:32:46.889813] [epson2] buf[1] 38 8
[14:32:46.889821] [epson2] buf[2] 52 R
[14:32:46.889826] [epson2] buf[3] 32 2
[14:32:46.889834] [epson2] buf[4] 00 .
[14:32:46.889840] [epson2] buf[5] 52 R
[14:32:46.889848] [epson2] buf[6] 3c <
[14:32:46.889855] [epson2] buf[7] 00 .
[14:32:46.889865] [epson2] buf[8] 52 R
[14:32:46.889873] [epson2] buf[9] 48 H
[14:32:46.889880] [epson2] buf[10] 00 .
[14:32:46.889888] [epson2] buf[11] 52 R
[14:32:46.889896] [epson2] buf[12] 4b K
[14:32:46.889904] [epson2] buf[13] 00 .
[14:32:46.889911] [epson2] buf[14] 52 R
[14:32:46.889920] [epson2] buf[15] 50 P
[14:32:46.889928] [epson2] buf[16] 00 .
[14:32:46.889937] [epson2] buf[17] 52 R
[14:32:46.889944] [epson2] buf[18] 5a Z
[14:32:46.889951] [epson2] buf[19] 00 .
[14:32:46.889958] [epson2] buf[20] 52 R
[14:32:46.889965] [epson2] buf[21] 64 d
[14:32:46.889972] [epson2] buf[22] 00 .
[14:32:46.889979] [epson2] buf[23] 52 R
[14:32:46.889986] [epson2] buf[24] 78 x
[14:32:46.889993] [epson2] buf[25] 00 .
[14:32:46.889999] [epson2] buf[26] 52 R
[14:32:46.890006] [epson2] buf[27] 85 .
[14:32:46.890013] [epson2] buf[28] 00 .
[14:32:46.890020] [epson2] buf[29] 52 R
[14:32:46.890027] [epson2] buf[30] 90 .
[14:32:46.890034] [epson2] buf[31] 00 .
[14:32:46.890041] [epson2] buf[32] 52 R
[14:32:46.890048] [epson2] buf[33] 96 .
[14:32:46.890055] [epson2] buf[34] 00 .
[14:32:46.890062] [epson2] buf[35] 52 R
[14:32:46.890069] [epson2] buf[36] a0 .
[14:32:46.890076] [epson2] buf[37] 00 .
[14:32:46.890084] [epson2] buf[38] 52 R
[14:32:46.890091] [epson2] buf[39] af .
[14:32:46.890098] [epson2] buf[40] 00 .
[14:32:46.890106] [epson2] buf[41] 52 R
[14:32:46.890113] [epson2] buf[42] b4 .
[14:32:46.890120] [epson2] buf[43] 00 .
[14:32:46.890129] [epson2] buf[44] 52 R
[14:32:46.890136] [epson2] buf[45] c8 .
[14:32:46.890143] [epson2] buf[46] 00 .
[14:32:46.890156] [epson2] buf[47] 52 R
[14:32:46.890163] [epson2] buf[48] d8 .
[14:32:46.890170] [epson2] buf[49] 00 .
[14:32:46.890176] [epson2] buf[50] 52 R
[14:32:46.890183] [epson2] buf[51] f0 .
[14:32:46.890190] [epson2] buf[52] 00 .
[14:32:46.890197] [epson2] buf[53] 52 R
[14:32:46.890204] [epson2] buf[54] 0a .
[14:32:46.890212] [epson2] buf[55] 01 .
[14:32:46.890221] [epson2] buf[56] 52 R
[14:32:46.890228] [epson2] buf[57] 2c ,
[14:32:46.890235] [epson2] buf[58] 01 .
[14:32:46.890243] [epson2] buf[59] 52 R
[14:32:46.890250] [epson2] buf[60] 40 @
[14:32:46.890257] [epson2] buf[61] 01 .
[14:32:46.890265] [epson2] buf[62] 52 R
[14:32:46.890272] [epson2] buf[63] 5e ^
[14:32:46.890279] [epson2] buf[64] 01 .
[14:32:46.890287] [epson2] buf[65] 52 R
[14:32:46.890294] [epson2] buf[66] 68 h
[14:32:46.890302] [epson2] buf[67] 01 .
[14:32:46.890309] [epson2] buf[68] 52 R
[14:32:46.890316] [epson2] buf[69] 90 .
[14:32:46.890322] [epson2] buf[70] 01 .
[14:32:46.890329] [epson2] buf[71] 52 R
[14:32:46.890336] [epson2] buf[72] e0 .
[14:32:46.890343] [epson2] buf[73] 01 .
[14:32:46.890350] [epson2] buf[74] 52 R
[14:32:46.890357] [epson2] buf[75] 58 X
[14:32:46.890363] [epson2] buf[76] 02 .
[14:32:46.890370] [epson2] buf[77] 52 R
[14:32:46.890377] [epson2] buf[78] d0 .
[14:32:46.890384] [epson2] buf[79] 02 .
[14:32:46.890391] [epson2] buf[80] 52 R
[14:32:46.890398] [epson2] buf[81] 20  
[14:32:46.890405] [epson2] buf[82] 03 .
[14:32:46.890411] [epson2] buf[83] 52 R
[14:32:46.890418] [epson2] buf[84] 84 .
[14:32:46.890425] [epson2] buf[85] 03 .
[14:32:46.890432] [epson2] buf[86] 52 R
[14:32:46.890439] [epson2] buf[87] b0 .
[14:32:46.890446] [epson2] buf[88] 04 .
[14:32:46.890452] [epson2] buf[89] 52 R
[14:32:46.890459] [epson2] buf[90] 40 @
[14:32:46.890466] [epson2] buf[91] 06 .
[14:32:46.890473] [epson2] buf[92] 52 R
[14:32:46.890480] [epson2] buf[93] 08 .
[14:32:46.890487] [epson2] buf[94] 07 .
[14:32:46.890494] [epson2] buf[95] 52 R
[14:32:46.890500] [epson2] buf[96] 60 `
[14:32:46.890507] [epson2] buf[97] 09 .
[14:32:46.890514] [epson2] buf[98] 52 R
[14:32:46.890521] [epson2] buf[99] 80 .
[14:32:46.890528] [epson2] buf[100] 0c .
[14:32:46.890535] [epson2] buf[101] 41 A
[14:32:46.890541] [epson2] buf[102] 40 @
[14:32:46.890548] [epson2] buf[103] 6a j
[14:32:46.890555] [epson2] buf[104] 40 @
[14:32:46.890562] [epson2] buf[105] 92 .
[14:32:46.890569] [epson2] e2_set_cmd_level: B8
[14:32:46.890578] [epson2] e2_add_resolution: add (dpi): 50
[14:32:46.890585] [epson2] e2_add_resolution: add (dpi): 60
[14:32:46.890592] [epson2] e2_add_resolution: add (dpi): 72
[14:32:46.890599] [epson2] e2_add_resolution: add (dpi): 75
[14:32:46.890606] [epson2] e2_add_resolution: add (dpi): 80
[14:32:46.890613] [epson2] e2_add_resolution: add (dpi): 90
[14:32:46.890621] [epson2] e2_add_resolution: add (dpi): 100
[14:32:46.890628] [epson2] e2_add_resolution: add (dpi): 120
[14:32:46.890634] [epson2] e2_add_resolution: add (dpi): 133
[14:32:46.890641] [epson2] e2_add_resolution: add (dpi): 144
[14:32:46.890649] [epson2] e2_add_resolution: add (dpi): 150
[14:32:46.890656] [epson2] e2_add_resolution: add (dpi): 160
[14:32:46.890663] [epson2] e2_add_resolution: add (dpi): 175
[14:32:46.890669] [epson2] e2_add_resolution: add (dpi): 180
[14:32:46.890677] [epson2] e2_add_resolution: add (dpi): 200
[14:32:46.890684] [epson2] e2_add_resolution: add (dpi): 216
[14:32:46.890691] [epson2] e2_add_resolution: add (dpi): 240
[14:32:46.890697] [epson2] e2_add_resolution: add (dpi): 266
[14:32:46.890704] [epson2] e2_add_resolution: add (dpi): 300
[14:32:46.890711] [epson2] e2_add_resolution: add (dpi): 320
[14:32:46.890718] [epson2] e2_add_resolution: add (dpi): 350
[14:32:46.890725] [epson2] e2_add_resolution: add (dpi): 360
[14:32:46.890732] [epson2] e2_add_resolution: add (dpi): 400
[14:32:46.890739] [epson2] e2_add_resolution: add (dpi): 480
[14:32:46.890746] [epson2] e2_add_resolution: add (dpi): 600
[14:32:46.890753] [epson2] e2_add_resolution: add (dpi): 720
[14:32:46.890760] [epson2] e2_add_resolution: add (dpi): 800
[14:32:46.890767] [epson2] e2_add_resolution: add (dpi): 900
[14:32:46.890774] [epson2] e2_add_resolution: add (dpi): 1200
[14:32:46.890781] [epson2] e2_add_resolution: add (dpi): 1600
[14:32:46.890788] [epson2] e2_add_resolution: add (dpi): 1800
[14:32:46.890795] [epson2] e2_add_resolution: add (dpi): 2400
[14:32:46.890802] [epson2] e2_add_resolution: add (dpi): 3200
[14:32:46.890809] [epson2] maximum scan area: 27200x37440
[14:32:46.890816] [epson2] e2_set_fbf_area: 0.000000,0.000000 215.899994,297.179993 3200 [mm]
[14:32:46.890830] [epson2] esci_request_status
[14:32:46.890837] [epson2] e2_send: size = 2, reply = 4
[14:32:46.890844] [epson2] e2_send: ESC F
[14:32:46.890851] [epson2] buf[0] 1b .
[14:32:46.890858] [epson2] buf[1] 46 F
[14:32:46.890891] [epson2] e2_send: cmd count, r = 4, w = 3
[14:32:46.890899] [epson2] e2_recv: size = 4, buf = 0x7ffecdbab2d2
[14:32:46.892483] [epson2] e2_recv: cmd count, r = 5, w = 3
[14:32:46.892493] [epson2] buf[0] 02 .
[14:32:46.892500] [epson2] buf[1] 12 .
[14:32:46.892507] [epson2] buf[2] 00 .
[14:32:46.892514] [epson2] buf[3] 00 .
[14:32:46.892521] [epson2] status: 12
[14:32:46.892528] [epson2]  ready
[14:32:46.892535] [epson2]  option equipment is installed
[14:32:46.892542] [epson2]  support extended commands
[14:32:46.892549] [epson2] detection with request_extended_status
[14:32:46.892556] [epson2] esci_request_extended_status
[14:32:46.892563] [epson2] e2_cmd_info_block, params len = 2, reply len = 42, buf = 0x7ffecdbab308
[14:32:46.892570] [epson2] e2_send: size = 2, reply = 46
[14:32:46.892577] [epson2] e2_send: ESC f
[14:32:46.892584] [epson2] buf[0] 1b .
[14:32:46.892590] [epson2] buf[1] 66 f
[14:32:46.892623] [epson2] e2_send: cmd count, r = 5, w = 4
[14:32:46.892632] [epson2] e2_recv: size = 4, buf = 0x7ffecdbab242
[14:32:46.895485] [epson2] e2_recv: cmd count, r = 6, w = 4
[14:32:46.895496] [epson2] buf[0] 02 .
[14:32:46.895503] [epson2] buf[1] 12 .
[14:32:46.895511] [epson2] buf[2] 2a *
[14:32:46.895518] [epson2] buf[3] 00 .
[14:32:46.895525] [epson2] e2_recv_info_block: payload length: 42
[14:32:46.895534] [epson2] e2_recv: size = 42, buf = 0x55865ed31270
[14:32:46.896665] [epson2] e2_recv: cmd count, r = 7, w = 4
[14:32:46.896686] [epson2] buf[0] 05 .
[14:32:46.896695] [epson2] buf[1] 00 .
[14:32:46.896704] [epson2] buf[2] 00 .
[14:32:46.896712] [epson2] buf[3] 00 .
[14:32:46.896720] [epson2] buf[4] 00 .
[14:32:46.896728] [epson2] buf[5] 00 .
[14:32:46.896735] [epson2] buf[6] 80 .
[14:32:46.896742] [epson2] buf[7] 00 .
[14:32:46.896749] [epson2] buf[8] 32 2
[14:32:46.896758] [epson2] buf[9] c0 .
[14:32:46.896768] [epson2] buf[10] 71 q
[14:32:46.896776] [epson2] buf[11] 00 .
[14:32:46.896783] [epson2] buf[12] 00 .
[14:32:46.896790] [epson2] buf[13] 00 .
[14:32:46.896796] [epson2] buf[14] 00 .
[14:32:46.896803] [epson2] buf[15] 00 .
[14:32:46.896810] [epson2] buf[16] 00 .
[14:32:46.896817] [epson2] buf[17] 00 .
[14:32:46.896823] [epson2] buf[18] 00 .
[14:32:46.896831] [epson2] buf[19] 00 .
[14:32:46.896838] [epson2] buf[20] 00 .
[14:32:46.896845] [epson2] buf[21] 00 .
[14:32:46.896852] [epson2] buf[22] 00 .
[14:32:46.896860] [epson2] buf[23] 00 .
[14:32:46.896866] [epson2] buf[24] 00 .
[14:32:46.896873] [epson2] buf[25] 00 .
[14:32:46.896881] [epson2] buf[26] 47 G
[14:32:46.896889] [epson2] buf[27] 54 T
[14:32:46.896896] [epson2] buf[28] 2d -
[14:32:46.896904] [epson2] buf[29] 39 9
[14:32:46.896911] [epson2] buf[30] 37 7
[14:32:46.896918] [epson2] buf[31] 30 0
[14:32:46.896926] [epson2] buf[32] 30 0
[14:32:46.896933] [epson2] buf[33] 20  
[14:32:46.896940] [epson2] buf[34] 20  
[14:32:46.896949] [epson2] buf[35] 20  
[14:32:46.896956] [epson2] buf[36] 20  
[14:32:46.896963] [epson2] buf[37] 20  
[14:32:46.896970] [epson2] buf[38] 20  
[14:32:46.896977] [epson2] buf[39] 20  
[14:32:46.896985] [epson2] buf[40] 20  
[14:32:46.896992] [epson2] buf[41] 20  
[14:32:46.896999] [epson2] main = 05, ADF = 00, TPU = 80, main 2 = 00
[14:32:46.897009] [epson2] e2_set_model: model is 'GT-9700'
[14:32:46.897017] [epson2] LID detected
[14:32:46.897024] [epson2] push button detected
[14:32:46.897031] [epson2] TPU detected
[14:32:46.897038] [epson2] e2_set_tpu_area: 0.000000,0.000000 101.599991,231.139999 3200 [mm]
[14:32:46.897052] [epson2] detection with request_extended_identity
[14:32:46.897062] [epson2] esci_request_extended_identity
[14:32:46.897069] [epson2] e2_send: size = 2, reply = 80
[14:32:46.897077] [epson2] e2_send: FS I
[14:32:46.897085] [epson2] buf[0] 1c .
[14:32:46.897092] [epson2] buf[1] 49 I
[14:32:46.897132] [epson2] e2_send: cmd count, r = 7, w = 5
[14:32:46.897142] [epson2] e2_recv: size = 80, buf = 0x7ffecdbab370
[14:32:46.901076] [epson2] e2_recv: cmd count, r = 9, w = 5
[14:32:46.901098] [epson2] buf[0] 42 B
[14:32:46.901108] [epson2] buf[1] 38 8
[14:32:46.901117] [epson2] buf[2] 00 .
[14:32:46.901125] [epson2] buf[3] 00 .
[14:32:46.901134] [epson2] buf[4] 60 `
[14:32:46.901142] [epson2] buf[5] 09 .
[14:32:46.901159] [epson2] buf[6] 00 .
[14:32:46.901168] [epson2] buf[7] 00 .
[14:32:46.901174] [epson2] buf[8] 19 .
[14:32:46.901182] [epson2] buf[9] 00 .
[14:32:46.901189] [epson2] buf[10] 00 .
[14:32:46.901197] [epson2] buf[11] 00 .
[14:32:46.901204] [epson2] buf[12] 00 .
[14:32:46.901212] [epson2] buf[13] 32 2
[14:32:46.901219] [epson2] buf[14] 00 .
[14:32:46.901227] [epson2] buf[15] 00 .
[14:32:46.901234] [epson2] buf[16] f0 .
[14:32:46.901241] [epson2] buf[17] 7f .
[14:32:46.901248] [epson2] buf[18] 00 .
[14:32:46.901255] [epson2] buf[19] 00 .
[14:32:46.901262] [epson2] buf[20] b0 .
[14:32:46.901269] [epson2] buf[21] 4f O
[14:32:46.901276] [epson2] buf[22] 00 .
[14:32:46.901283] [epson2] buf[23] 00 .
[14:32:46.901290] [epson2] buf[24] b0 .
[14:32:46.901297] [epson2] buf[25] 6d m
[14:32:46.901304] [epson2] buf[26] 00 .
[14:32:46.901311] [epson2] buf[27] 00 .
[14:32:46.901318] [epson2] buf[28] 00 .
[14:32:46.901325] [epson2] buf[29] 00 .
[14:32:46.901331] [epson2] buf[30] 00 .
[14:32:46.901338] [epson2] buf[31] 00 .
[14:32:46.901345] [epson2] buf[32] 00 .
[14:32:46.901355] [epson2] buf[33] 00 .
[14:32:46.901362] [epson2] buf[34] 00 .
[14:32:46.901369] [epson2] buf[35] 00 .
[14:32:46.901377] [epson2] buf[36] 80 .
[14:32:46.901384] [epson2] buf[37] 25 %
[14:32:46.901391] [epson2] buf[38] 00 .
[14:32:46.901398] [epson2] buf[39] 00 .
[14:32:46.901405] [epson2] buf[40] 50 P
[14:32:46.901412] [epson2] buf[41] 55 U
[14:32:46.901419] [epson2] buf[42] 00 .
[14:32:46.901426] [epson2] buf[43] 00 .
[14:32:46.901433] [epson2] buf[44] 05 .
[14:32:46.901441] [epson2] buf[45] 00 .
[14:32:46.901448] [epson2] buf[46] 47 G
[14:32:46.901455] [epson2] buf[47] 54 T
[14:32:46.901463] [epson2] buf[48] 2d -
[14:32:46.901470] [epson2] buf[49] 39 9
[14:32:46.901477] [epson2] buf[50] 37 7
[14:32:46.901485] [epson2] buf[51] 30 0
[14:32:46.901492] [epson2] buf[52] 30 0
[14:32:46.901499] [epson2] buf[53] 20  
[14:32:46.901507] [epson2] buf[54] 20  
[14:32:46.901514] [epson2] buf[55] 20  
[14:32:46.901522] [epson2] buf[56] 20  
[14:32:46.901529] [epson2] buf[57] 20  
[14:32:46.901536] [epson2] buf[58] 20  
[14:32:46.901544] [epson2] buf[59] 20  
[14:32:46.901551] [epson2] buf[60] 20  
[14:32:46.901559] [epson2] buf[61] 20  
[14:32:46.901566] [epson2] buf[62] 31 1
[14:32:46.901573] [epson2] buf[63] 2e .
[14:32:46.901581] [epson2] buf[64] 30 0
[14:32:46.901588] [epson2] buf[65] 35 5
[14:32:46.901596] [epson2] buf[66] 10 .
[14:32:46.901603] [epson2] buf[67] 10 .
[14:32:46.901610] [epson2] buf[68] 00 .
[14:32:46.901618] [epson2] buf[69] 00 .
[14:32:46.901625] [epson2] buf[70] 00 .
[14:32:46.901632] [epson2] buf[71] 00 .
[14:32:46.901639] [epson2] buf[72] 00 .
[14:32:46.901646] [epson2] buf[73] 00 .
[14:32:46.901654] [epson2] buf[74] 00 .
[14:32:46.901661] [epson2] buf[75] 00 .
[14:32:46.901668] [epson2] buf[76] 00 .
[14:32:46.901676] [epson2] buf[77] 00 .
[14:32:46.901683] [epson2] buf[78] 00 .
[14:32:46.901690] [epson2] buf[79] 00 .
[14:32:46.901698] [epson2] e2_txrx: eds_recv status, Success
[14:32:46.901705] [epson2]  command level   : B8
[14:32:46.901713] [epson2]  basic resolution: 2400
[14:32:46.901720] [epson2]  min resolution  : 25
[14:32:46.901727] [epson2]  max resolution  : 12800
[14:32:46.901735] [epson2]  max pixel num   : 32752
[14:32:46.901742] [epson2]  scan area       : 20400x28080
[14:32:46.901750] [epson2]  adf area        : 0x0
[14:32:46.901757] [epson2]  tpu area        : 9600x21840
[14:32:46.901765] [epson2]  capabilities (1): 0x05
[14:32:46.901773] [epson2]  capabilities (2): 0x00
[14:32:46.901780] [epson2]  input depth     : 16
[14:32:46.901787] [epson2]  max output depth: 16
[14:32:46.901795] [epson2]  rom version     : 1.05
[14:32:46.901802] [epson2]  model name      : GT-9700         
[14:32:46.901810] [epson2] options:
[14:32:46.901817] [epson2]  TPU detected
[14:32:46.901824] [epson2] capabilities (1):
[14:32:46.901831] [epson2]  lid type option is installed
[14:32:46.901839] [epson2]  push button is supported
[14:32:46.901846] [epson2] e2_set_cmd_level: B8
[14:32:46.901856] [epson2] e2_set_model: model is 'GT-9700'
[14:32:46.901863] [epson2] e2_set_fbf_area: 0.000000,0.000000 215.899994,297.179993 2400 [mm]
[14:32:46.901876] [epson2] discovering max depth, NAKs are expected
[14:32:46.901883] [epson2] e2_add_depth: add (bpp): 8
[14:32:46.901890] [epson2] e2_esc_cmd: cmd = 0x44, val = 12
[14:32:46.901897] [epson2] e2_cmd_simple: size = 2
[14:32:46.901904] [epson2] e2_send: size = 2, reply = 1
[14:32:46.901912] [epson2] e2_send: ESC D
[14:32:46.901919] [epson2] buf[0] 1b .
[14:32:46.901927] [epson2] buf[1] 44 D
[14:32:46.901967] [epson2] e2_send: cmd count, r = 9, w = 6
[14:32:46.901977] [epson2] e2_recv: size = 1, buf = 0x7ffecdbab2d7
[14:32:46.903212] [epson2] e2_recv: cmd count, r = 10, w = 6
[14:32:46.903234] [epson2] buf[0] 06 .
[14:32:46.903247] [epson2] e2_txrx: eds_recv status, Success
[14:32:46.903256] [epson2] e2_cmd_simple: size = 1
[14:32:46.903265] [epson2] e2_send: size = 1, reply = 1
[14:32:46.903273] [epson2] buf[0] 0c .
[14:32:46.903315] [epson2] e2_send: cmd count, r = 10, w = 7
[14:32:46.903325] [epson2] e2_recv: size = 1, buf = 0x7ffecdbab2d7
[14:32:46.904860] [epson2] e2_recv: cmd count, r = 11, w = 7
[14:32:46.904884] [epson2] buf[0] 06 .
[14:32:46.904894] [epson2] e2_txrx: eds_recv status, Success
[14:32:46.904903] [epson2] e2_add_depth: add (bpp): 12
[14:32:46.904911] [epson2] e2_esc_cmd: cmd = 0x44, val = 14
[14:32:46.904921] [epson2] e2_cmd_simple: size = 2
[14:32:46.904929] [epson2] e2_send: size = 2, reply = 1
[14:32:46.904937] [epson2] e2_send: ESC D
[14:32:46.904945] [epson2] buf[0] 1b .
[14:32:46.904953] [epson2] buf[1] 44 D
[14:32:46.904991] [epson2] e2_send: cmd count, r = 11, w = 8
[14:32:46.905001] [epson2] e2_recv: size = 1, buf = 0x7ffecdbab2d7
[14:32:46.906944] [epson2] e2_recv: cmd count, r = 12, w = 8
[14:32:46.906966] [epson2] buf[0] 06 .
[14:32:46.906977] [epson2] e2_txrx: eds_recv status, Success
[14:32:46.906986] [epson2] e2_cmd_simple: size = 1
[14:32:46.906995] [epson2] e2_send: size = 1, reply = 1
[14:32:46.907005] [epson2] buf[0] 0e .
[14:32:46.907044] [epson2] e2_send: cmd count, r = 12, w = 9
[14:32:46.907056] [epson2] e2_recv: size = 1, buf = 0x7ffecdbab2d7
[14:32:46.908719] [epson2] e2_recv: cmd count, r = 13, w = 9
[14:32:46.908729] [epson2] buf[0] 06 .
[14:32:46.908736] [epson2] e2_txrx: eds_recv status, Success
[14:32:46.908744] [epson2] e2_add_depth: add (bpp): 14
[14:32:46.908752] [epson2] e2_esc_cmd: cmd = 0x44, val = 16
[14:32:46.908759] [epson2] e2_cmd_simple: size = 2
[14:32:46.908766] [epson2] e2_send: size = 2, reply = 1
[14:32:46.908773] [epson2] e2_send: ESC D
[14:32:46.908780] [epson2] buf[0] 1b .
[14:32:46.908787] [epson2] buf[1] 44 D
[14:32:46.908824] [epson2] e2_send: cmd count, r = 13, w = 10
[14:32:46.908833] [epson2] e2_recv: size = 1, buf = 0x7ffecdbab2d7
[14:32:46.910816] [epson2] e2_recv: cmd count, r = 14, w = 10
[14:32:46.910840] [epson2] buf[0] 06 .
[14:32:46.910853] [epson2] e2_txrx: eds_recv status, Success
[14:32:46.910864] [epson2] e2_cmd_simple: size = 1
[14:32:46.910872] [epson2] e2_send: size = 1, reply = 1
[14:32:46.910881] [epson2] buf[0] 10 .
[14:32:46.910928] [epson2] e2_send: cmd count, r = 14, w = 11
[14:32:46.910938] [epson2] e2_recv: size = 1, buf = 0x7ffecdbab2d7
[14:32:46.912454] [epson2] e2_recv: cmd count, r = 15, w = 11
[14:32:46.912476] [epson2] buf[0] 06 .
[14:32:46.912486] [epson2] e2_txrx: eds_recv status, Success
[14:32:46.912496] [epson2] e2_add_depth: add (bpp): 16
[14:32:46.912505] [epson2] maximum supported color depth: 16
[14:32:46.912514] [epson2] esci_request_focus_position
[14:32:46.912525] [epson2] e2_cmd_info_block, params len = 2, reply len = 2, buf = 0x7ffecdbab318
[14:32:46.912534] [epson2] e2_send: size = 2, reply = 6
[14:32:46.912541] [epson2] e2_send: ESC q
[14:32:46.912549] [epson2] buf[0] 1b .
[14:32:46.912556] [epson2] buf[1] 71 q
[14:32:46.912597] [epson2] e2_send: cmd count, r = 15, w = 12
[14:32:46.912607] [epson2] e2_recv: size = 4, buf = 0x7ffecdbab252
[14:32:46.915066] [epson2] e2_recv: cmd count, r = 16, w = 12
[14:32:46.915101] [epson2] buf[0] 02 .
[14:32:46.915118] [epson2] buf[1] 12 .
[14:32:46.915134] [epson2] buf[2] 02 .
[14:32:46.915158] [epson2] buf[3] 00 .
[14:32:46.915167] [epson2] e2_recv_info_block: payload length: 2
[14:32:46.915176] [epson2] e2_recv: size = 2, buf = 0x55865ed3e050
[14:32:46.915861] [epson2] e2_recv: cmd count, r = 17, w = 12
[14:32:46.915870] [epson2] buf[0] 00 .
[14:32:46.915877] [epson2] buf[1] 40 @
[14:32:46.915884] [epson2]  focus position = 0x40
[14:32:46.915892] [epson2] getting focus is supported, current focus: 64
[14:32:46.915900] [epson2] esci_request_scanner_status
[14:32:46.915907] [epson2] e2_send: size = 2, reply = 16
[14:32:46.915916] [epson2] e2_send: FS F
[14:32:46.915925] [epson2] buf[0] 1c .
[14:32:46.915931] [epson2] buf[1] 46 F
[14:32:46.915969] [epson2] e2_send: cmd count, r = 17, w = 13
[14:32:46.915978] [epson2] e2_recv: size = 16, buf = 0x7ffecdbab370
[14:32:46.918635] [epson2] e2_recv: cmd count, r = 18, w = 13
[14:32:46.918653] [epson2] buf[0] 00 .
[14:32:46.918661] [epson2] buf[1] 00 .
[14:32:46.918668] [epson2] buf[2] 80 .
[14:32:46.918675] [epson2] buf[3] 00 .
[14:32:46.918682] [epson2] buf[4] 00 .
[14:32:46.918691] [epson2] buf[5] 00 .
[14:32:46.918698] [epson2] buf[6] 00 .
[14:32:46.918705] [epson2] buf[7] 00 .
[14:32:46.918712] [epson2] buf[8] 00 .
[14:32:46.918719] [epson2] buf[9] 00 .
[14:32:46.918726] [epson2] buf[10] 00 .
[14:32:46.918733] [epson2] buf[11] 00 .
[14:32:46.918740] [epson2] buf[12] 00 .
[14:32:46.918747] [epson2] buf[13] 00 .
[14:32:46.918755] [epson2] buf[14] 00 .
[14:32:46.918761] [epson2] buf[15] 00 .
[14:32:46.918768] [epson2] e2_txrx: eds_recv status, Success
[14:32:46.918775] [epson2] global status   : 0x00
[14:32:46.918782] [epson2] adf status      : 0x00
[14:32:46.918790] [epson2]  not installed
[14:32:46.918797] [epson2]  not enabled
[14:32:46.918805] [epson2] tpu status      : 0x80
[14:32:46.918811] [epson2]  installed
[14:32:46.918819] [epson2]  not enabled
[14:32:46.918826] [epson2] device type     : 0x00
[14:32:46.918833] [epson2] main body status: 0x00
[14:32:46.918840] [epson2] e2_dev_post_init
[14:32:46.918848] [epson2] CCT model id is 0x21, profile offset 13
[14:32:46.918856] [epson2] highest available resolution: 3200
[14:32:46.918863] [epson2] integrating resolution list (6400-12800)
[14:32:46.918871] [epson2] e2_add_resolution: add (dpi): 6400
[14:32:46.918879] [epson2] e2_add_resolution: add (dpi): 9600
[14:32:46.918887] [epson2] e2_add_resolution: add (dpi): 12800
[14:32:46.918895] [epson2] esci_reset
[14:32:46.918902] [epson2] e2_cmd_simple: size = 2
[14:32:46.918910] [epson2] e2_send: size = 2, reply = 1
[14:32:46.918917] [epson2] e2_send: ESC @
[14:32:46.918924] [epson2] buf[0] 1b .
[14:32:46.918933] [epson2] buf[1] 40 @
[14:32:46.918974] [epson2] e2_send: cmd count, r = 18, w = 14
[14:32:46.918983] [epson2] e2_recv: size = 1, buf = 0x7ffecdbab3b7
[14:32:46.920795] [epson2] e2_recv: cmd count, r = 19, w = 14
[14:32:46.920815] [epson2] buf[0] 06 .
[14:32:46.920823] [epson2] e2_txrx: eds_recv status, Success
[14:32:46.920831] [epson2] scanner model: GT-9700
[14:32:46.920840] [epson2] close_scanner: fd = 0
[14:32:46.920849] [epson2] esci_request_status
[14:32:46.920858] [epson2] e2_send: size = 2, reply = 4
[14:32:46.920869] [epson2] e2_send: ESC F
[14:32:46.920878] [epson2] buf[0] 1b .
[14:32:46.920888] [epson2] buf[1] 46 F
[14:32:46.920928] [epson2] e2_send: cmd count, r = 19, w = 15
[14:32:46.920938] [epson2] e2_recv: size = 4, buf = 0x7ffecdbab3f2
[14:32:46.923725] [epson2] e2_recv: cmd count, r = 20, w = 15
[14:32:46.923745] [epson2] buf[0] 02 .
[14:32:46.923755] [epson2] buf[1] 12 .
[14:32:46.923763] [epson2] buf[2] 00 .
[14:32:46.923772] [epson2] buf[3] 00 .
[14:32:46.923780] [epson2] status: 12
[14:32:46.923788] [epson2]  ready
[14:32:46.923796] [epson2]  option equipment is installed
[14:32:46.923804] [epson2]  support extended commands
[14:32:46.923812] [epson2] esci_request_extended_status
[14:32:46.923819] [epson2] e2_cmd_info_block, params len = 2, reply len = 42, buf = 0x7ffecdbab428
[14:32:46.923830] [epson2] e2_send: size = 2, reply = 46
[14:32:46.923838] [epson2] e2_send: ESC f
[14:32:46.923845] [epson2] buf[0] 1b .
[14:32:46.923852] [epson2] buf[1] 66 f
[14:32:46.923892] [epson2] e2_send: cmd count, r = 20, w = 16
[14:32:46.923901] [epson2] e2_recv: size = 4, buf = 0x7ffecdbab362
[14:32:46.926720] [epson2] e2_recv: cmd count, r = 21, w = 16
[14:32:46.926742] [epson2] buf[0] 02 .
[14:32:46.926751] [epson2] buf[1] 12 .
[14:32:46.926760] [epson2] buf[2] 2a *
[14:32:46.926769] [epson2] buf[3] 00 .
[14:32:46.926779] [epson2] e2_recv_info_block: payload length: 42
[14:32:46.926788] [epson2] e2_recv: size = 42, buf = 0x55865ed31270
[14:32:46.927969] [epson2] e2_recv: cmd count, r = 22, w = 16
[14:32:46.927990] [epson2] buf[0] 05 .
[14:32:46.928001] [epson2] buf[1] 00 .
[14:32:46.928009] [epson2] buf[2] 00 .
[14:32:46.928018] [epson2] buf[3] 00 .
[14:32:46.928027] [epson2] buf[4] 00 .
[14:32:46.928034] [epson2] buf[5] 00 .
[14:32:46.928044] [epson2] buf[6] 80 .
[14:32:46.928052] [epson2] buf[7] 00 .
[14:32:46.928059] [epson2] buf[8] 32 2
[14:32:46.928066] [epson2] buf[9] c0 .
[14:32:46.928073] [epson2] buf[10] 71 q
[14:32:46.928080] [epson2] buf[11] 00 .
[14:32:46.928089] [epson2] buf[12] 00 .
[14:32:46.928097] [epson2] buf[13] 00 .
[14:32:46.928104] [epson2] buf[14] 00 .
[14:32:46.928111] [epson2] buf[15] 00 .
[14:32:46.928119] [epson2] buf[16] 00 .
[14:32:46.928126] [epson2] buf[17] 00 .
[14:32:46.928135] [epson2] buf[18] 00 .
[14:32:46.928141] [epson2] buf[19] 00 .
[14:32:46.928157] [epson2] buf[20] 00 .
[14:32:46.928165] [epson2] buf[21] 00 .
[14:32:46.928172] [epson2] buf[22] 00 .
[14:32:46.928179] [epson2] buf[23] 00 .
[14:32:46.928186] [epson2] buf[24] 00 .
[14:32:46.928193] [epson2] buf[25] 00 .
[14:32:46.928200] [epson2] buf[26] 47 G
[14:32:46.928207] [epson2] buf[27] 54 T
[14:32:46.928214] [epson2] buf[28] 2d -
[14:32:46.928222] [epson2] buf[29] 39 9
[14:32:46.928229] [epson2] buf[30] 37 7
[14:32:46.928237] [epson2] buf[31] 30 0
[14:32:46.928244] [epson2] buf[32] 30 0
[14:32:46.928251] [epson2] buf[33] 20  
[14:32:46.928259] [epson2] buf[34] 20  
[14:32:46.928266] [epson2] buf[35] 20  
[14:32:46.928273] [epson2] buf[36] 20  
[14:32:46.928281] [epson2] buf[37] 20  
[14:32:46.928288] [epson2] buf[38] 20  
[14:32:46.928295] [epson2] buf[39] 20  
[14:32:46.928302] [epson2] buf[40] 20  
[14:32:46.928310] [epson2] buf[41] 20  
[14:32:46.928317] [epson2] main = 05, ADF = 00, TPU = 80, main 2 = 00
[14:32:46.928357] [epson2] attach_one_config: len = 17, line = net autodiscovery
[14:32:46.928450] [epson2] e2_network_discovery, sent discovery packet
[14:32:47.929858] [epson2] e2_network_discovery, end
[14:32:47.929920] [epson2] sane_epson2_get_devices - results:
[14:32:47.929929] [epson2]  0 (3): GT-9700
[14:32:48.277471] [epson2] sane_epson2_open: name = libusb:001:024
[14:32:48.277499] [epson2] handle obtained
[14:32:48.277515] [epson2] open_scanner: libusb:001:024
[14:32:48.277597] [epson2] scanner opened
[14:32:48.277609] [epson2] esci_reset
[14:32:48.277620] [epson2] e2_cmd_simple: size = 2
[14:32:48.277632] [epson2] e2_send: size = 2, reply = 1
[14:32:48.277644] [epson2] e2_send: ESC @
[14:32:48.277653] [epson2] buf[0] 1b .
[14:32:48.277662] [epson2] buf[1] 40 @
[14:32:48.277712] [epson2] e2_send: cmd count, r = 22, w = 17
[14:32:48.277722] [epson2] e2_recv: size = 1, buf = 0x7ffecdbac6a7
[14:32:48.279447] [epson2] e2_recv: cmd count, r = 23, w = 17
[14:32:48.279458] [epson2] buf[0] 06 .
[14:32:48.279465] [epson2] e2_txrx: eds_recv status, Success
[14:32:48.279473] [epson2] sane_epson2_control_option: action = 0, option = 0
[14:32:48.279481] [epson2] getvalue: option = 0
[14:32:48.279489] [epson2] sane_epson2_control_option: action = 0, option = 0
[14:32:48.279497] [epson2] getvalue: option = 0
[14:32:48.279510] [epson2] sane_epson2_control_option: action = 0, option = 27
[14:32:48.279520] [epson2] getvalue: option = 27
[14:32:48.279532] [epson2] sane_epson2_control_option: action = 0, option = 25
[14:32:48.279541] [epson2] getvalue: option = 25
[14:32:48.279550] [epson2] sane_epson2_control_option: action = 0, option = 28
[14:32:48.279560] [epson2] getvalue: option = 28
[14:32:48.279571] [epson2] sane_epson2_control_option: action = 0, option = 26
[14:32:48.279582] [epson2] getvalue: option = 26
[14:32:48.279596] [epson2] sane_epson2_control_option: action = 1, option = 33
[14:32:48.279607] [epson2] setvalue: option = 33, value = 0x55865ed73c30
[14:32:48.279619] [epson2] change_source: optindex = 1, source = 'Transparency Unit'
[14:32:48.279629] [epson2] setvalue: end
[14:32:48.279639] [epson2] sane_epson2_control_option: action = 0, option = 0
[14:32:48.279649] [epson2] getvalue: option = 0
[14:32:48.279662] [epson2] sane_epson2_control_option: action = 0, option = 27
[14:32:48.279673] [epson2] getvalue: option = 27
[14:32:48.279683] [epson2] sane_epson2_control_option: action = 0, option = 25
[14:32:48.279693] [epson2] getvalue: option = 25
[14:32:48.279702] [epson2] sane_epson2_control_option: action = 0, option = 28
[14:32:48.279712] [epson2] getvalue: option = 28
[14:32:48.279722] [epson2] sane_epson2_control_option: action = 0, option = 26
[14:32:48.279733] [epson2] getvalue: option = 26
[14:32:48.279744] [epson2] sane_epson2_control_option: action = 1, option = 10
[14:32:48.279754] [epson2] setvalue: option = 10, value = 0x55865ed73c30
[14:32:48.279765] [epson2] setting resolution to 300
[14:32:48.279775] [epson2] setvalue: end
[14:32:48.279786] [epson2] sane_epson2_control_option: action = 0, option = 0
[14:32:48.279795] [epson2] getvalue: option = 0
[14:32:48.279807] [epson2] sane_epson2_control_option: action = 0, option = 27
[14:32:48.279817] [epson2] getvalue: option = 27
[14:32:48.279827] [epson2] sane_epson2_control_option: action = 0, option = 25
[14:32:48.279837] [epson2] getvalue: option = 25
[14:32:48.279846] [epson2] sane_epson2_control_option: action = 0, option = 28
[14:32:48.279855] [epson2] getvalue: option = 28
[14:32:48.279865] [epson2] sane_epson2_control_option: action = 0, option = 26
[14:32:48.279876] [epson2] getvalue: option = 26
[14:32:48.279887] [epson2] sane_epson2_control_option: action = 1, option = 2
[14:32:48.279897] [epson2] setvalue: option = 2, value = 0x55865ed67f60
[14:32:48.279909] [epson2] setvalue: setting mode to 2
[14:32:48.279919] [epson2] setvalue: enabling bit depth selection
[14:32:48.279930] [epson2] setvalue: end
[14:32:48.279940] [epson2] sane_epson2_control_option: action = 0, option = 0
[14:32:48.279951] [epson2] getvalue: option = 0
[14:32:48.279963] [epson2] sane_epson2_control_option: action = 0, option = 27
[14:32:48.279972] [epson2] getvalue: option = 27
[14:32:48.279982] [epson2] sane_epson2_control_option: action = 0, option = 25
[14:32:48.279992] [epson2] getvalue: option = 25
[14:32:48.280002] [epson2] sane_epson2_control_option: action = 0, option = 28
[14:32:48.280011] [epson2] getvalue: option = 28
[14:32:48.280021] [epson2] sane_epson2_control_option: action = 0, option = 26
[14:32:48.280032] [epson2] getvalue: option = 26
[14:32:48.280044] [epson2] sane_epson2_control_option: action = 0, option = 25
[14:32:48.280054] [epson2] getvalue: option = 25
[14:32:48.280065] [epson2] sane_epson2_control_option: action = 1, option = 27
[14:32:48.280074] [epson2] setvalue: option = 27, value = 0x7ffecdbac890
[14:32:48.280084] [epson2] setting size to 101.599991
[14:32:48.280098] [epson2] setvalue: end
[14:32:48.280108] [epson2] sane_epson2_control_option: action = 0, option = 26
[14:32:48.280117] [epson2] getvalue: option = 26
[14:32:48.280127] [epson2] sane_epson2_control_option: action = 1, option = 28
[14:32:48.280137] [epson2] setvalue: option = 28, value = 0x7ffecdbac890
[14:32:48.280153] [epson2] setting size to 231.139999
[14:32:48.280165] [epson2] setvalue: end
[14:32:48.280175] [epson2] sane_epson2_control_option: action = 0, option = 10
[14:32:48.280185] [epson2] getvalue: option = 10
[14:32:48.280206] [epson2] * sane_epson2_start
[14:32:48.280216] [epson2] e2_check_adf
[14:32:48.280226] [epson2] esci_request_scanner_status
[14:32:48.280236] [epson2] e2_send: size = 2, reply = 16
[14:32:48.280245] [epson2] e2_send: FS F
[14:32:48.280256] [epson2] buf[0] 1c .
[14:32:48.280266] [epson2] buf[1] 46 F
[14:32:48.280302] [epson2] e2_send: cmd count, r = 23, w = 18
[14:32:48.280315] [epson2] e2_recv: size = 16, buf = 0x7ffecdbac750
[14:32:48.282595] [epson2] e2_recv: cmd count, r = 24, w = 18
[14:32:48.282611] [epson2] buf[0] 00 .
[14:32:48.282622] [epson2] buf[1] 00 .
[14:32:48.282632] [epson2] buf[2] 80 .
[14:32:48.282643] [epson2] buf[3] 00 .
[14:32:48.282654] [epson2] buf[4] 00 .
[14:32:48.282664] [epson2] buf[5] 00 .
[14:32:48.282675] [epson2] buf[6] 00 .
[14:32:48.282686] [epson2] buf[7] 00 .
[14:32:48.282695] [epson2] buf[8] 00 .
[14:32:48.282703] [epson2] buf[9] 00 .
[14:32:48.282711] [epson2] buf[10] 00 .
[14:32:48.282719] [epson2] buf[11] 00 .
[14:32:48.282727] [epson2] buf[12] 00 .
[14:32:48.282736] [epson2] buf[13] 00 .
[14:32:48.282745] [epson2] buf[14] 00 .
[14:32:48.282756] [epson2] buf[15] 00 .
[14:32:48.282766] [epson2] e2_txrx: eds_recv status, Success
[14:32:48.282776] [epson2] global status   : 0x00
[14:32:48.282786] [epson2] adf status      : 0x00
[14:32:48.282795] [epson2]  not installed
[14:32:48.282804] [epson2]  not enabled
[14:32:48.282813] [epson2] tpu status      : 0x80
[14:32:48.282823] [epson2]  installed
[14:32:48.282832] [epson2]  not enabled
[14:32:48.282841] [epson2] device type     : 0x00
[14:32:48.282851] [epson2] main body status: 0x00
[14:32:48.282862] [epson2] e2_init_parameters
[14:32:48.282872] [epson2] e2_init_parameters: resolution = 300, preview = 0
[14:32:48.282882] [epson2] e2_init_parameters: 0x55865ed9a820 0x55865ed9b0c0 tlx 0.000000 tly 0.000000 brx 101.599991 bry 231.139999 [mm]
[14:32:48.282897] [epson2] e2_setup_block_mode
[14:32:48.282907] [epson2] max req size: 131072, line count: 36
[14:32:48.282916] [epson2] final line count is 32
[14:32:48.282927] [epson2] params.format          = 1
[14:32:48.282937] [epson2] params.last_frame      = 1
[14:32:48.282946] [epson2] params.bytes_per_line  = 3600
[14:32:48.282956] [epson2] params.pixels_per_line = 1200
[14:32:48.282967] [epson2] params.lines           = 2728
[14:32:48.282976] [epson2] params.depth           = 8
[14:32:48.282986] [epson2] e2_set_extended_scanning_parameters
[14:32:48.282996] [epson2] esci_set_scanning_parameter
[14:32:48.283006] [epson2] resolution of main scan     : 300
[14:32:48.283016] [epson2] resolution of sub scan      : 300
[14:32:48.283025] [epson2] offset length of main scan  : 0
[14:32:48.283035] [epson2] offset length of sub scan   : 0
[14:32:48.283044] [epson2] scanning length of main scan: 1200
[14:32:48.283053] [epson2] scanning length of sub scan : 2728
[14:32:48.283062] [epson2] scanning color              : 19
[14:32:48.283072] [epson2] data format                 : 8
[14:32:48.283082] [epson2] option control              : 1
[14:32:48.283091] [epson2] scanning mode               : 0
[14:32:48.283101] [epson2] block line number           : 32
[14:32:48.283111] [epson2] gamma correction            : 2
[14:32:48.283121] [epson2] brightness                  : 0
[14:32:48.283131] [epson2] color correction            : 1
[14:32:48.283140] [epson2] halftone processing         : 0
[14:32:48.283155] [epson2] threshold                   : 128
[14:32:48.283167] [epson2] auto area segmentation      : 0
[14:32:48.283176] [epson2] sharpness control           : 0
[14:32:48.283184] [epson2] mirroring                   : 0
[14:32:48.283193] [epson2] film type                   : 0
[14:32:48.283202] [epson2] main lamp lighting mode     : 0
[14:32:48.283213] [epson2] e2_cmd_simple: size = 2
[14:32:48.283222] [epson2] e2_send: size = 2, reply = 1
[14:32:48.283232] [epson2] e2_send: FS W
[14:32:48.283241] [epson2] buf[0] 1c .
[14:32:48.283250] [epson2] buf[1] 57 W
[14:32:48.283287] [epson2] e2_send: cmd count, r = 24, w = 19
[14:32:48.283299] [epson2] e2_recv: size = 1, buf = 0x7ffecdbac6a7
[14:32:48.284599] [epson2] e2_recv: cmd count, r = 25, w = 19
[14:32:48.284611] [epson2] buf[0] 06 .
[14:32:48.284621] [epson2] e2_txrx: eds_recv status, Success
[14:32:48.284631] [epson2] e2_cmd_simple: size = 64
[14:32:48.284640] [epson2] e2_send: size = 64, reply = 1
[14:32:48.284649] [epson2] buf[0] 2c ,
[14:32:48.284659] [epson2] buf[1] 01 .
[14:32:48.284670] [epson2] buf[2] 00 .
[14:32:48.284679] [epson2] buf[3] 00 .
[14:32:48.284688] [epson2] buf[4] 2c ,
[14:32:48.284699] [epson2] buf[5] 01 .
[14:32:48.284708] [epson2] buf[6] 00 .
[14:32:48.284718] [epson2] buf[7] 00 .
[14:32:48.284728] [epson2] buf[8] 00 .
[14:32:48.284738] [epson2] buf[9] 00 .
[14:32:48.284747] [epson2] buf[10] 00 .
[14:32:48.284757] [epson2] buf[11] 00 .
[14:32:48.284766] [epson2] buf[12] 00 .
[14:32:48.284774] [epson2] buf[13] 00 .
[14:32:48.284783] [epson2] buf[14] 00 .
[14:32:48.284792] [epson2] buf[15] 00 .
[14:32:48.284801] [epson2] buf[16] b0 .
[14:32:48.284809] [epson2] buf[17] 04 .
[14:32:48.284817] [epson2] buf[18] 00 .
[14:32:48.284831] [epson2] buf[19] 00 .
[14:32:48.284839] [epson2] buf[20] a8 .
[14:32:48.284847] [epson2] buf[21] 0a .
[14:32:48.284857] [epson2] buf[22] 00 .
[14:32:48.284866] [epson2] buf[23] 00 .
[14:32:48.284875] [epson2] buf[24] 13 .
[14:32:48.284885] [epson2] buf[25] 08 .
[14:32:48.284895] [epson2] buf[26] 01 .
[14:32:48.284905] [epson2] buf[27] 00 .
[14:32:48.284916] [epson2] buf[28] 20  
[14:32:48.284926] [epson2] buf[29] 02 .
[14:32:48.284936] [epson2] buf[30] 00 .
[14:32:48.284945] [epson2] buf[31] 01 .
[14:32:48.284955] [epson2] buf[32] 00 .
[14:32:48.284966] [epson2] buf[33] 80 .
[14:32:48.284976] [epson2] buf[34] 00 .
[14:32:48.284985] [epson2] buf[35] 00 .
[14:32:48.284995] [epson2] buf[36] 00 .
[14:32:48.285005] [epson2] buf[37] 00 .
[14:32:48.285016] [epson2] buf[38] 00 .
[14:32:48.285027] [epson2] buf[39] 00 .
[14:32:48.285038] [epson2] buf[40] 00 .
[14:32:48.285047] [epson2] buf[41] 00 .
[14:32:48.285056] [epson2] buf[42] 00 .
[14:32:48.285065] [epson2] buf[43] 00 .
[14:32:48.285075] [epson2] buf[44] 00 .
[14:32:48.285085] [epson2] buf[45] 00 .
[14:32:48.285097] [epson2] buf[46] 00 .
[14:32:48.285107] [epson2] buf[47] 00 .
[14:32:48.285118] [epson2] buf[48] 00 .
[14:32:48.285127] [epson2] buf[49] 00 .
[14:32:48.285137] [epson2] buf[50] 00 .
[14:32:48.285152] [epson2] buf[51] 00 .
[14:32:48.285161] [epson2] buf[52] 00 .
[14:32:48.285170] [epson2] buf[53] 00 .
[14:32:48.285178] [epson2] buf[54] 00 .
[14:32:48.285188] [epson2] buf[55] 00 .
[14:32:48.285197] [epson2] buf[56] 00 .
[14:32:48.285206] [epson2] buf[57] 00 .
[14:32:48.285215] [epson2] buf[58] 00 .
[14:32:48.285224] [epson2] buf[59] 00 .
[14:32:48.285233] [epson2] buf[60] 00 .
[14:32:48.285244] [epson2] buf[61] 00 .
[14:32:48.285253] [epson2] buf[62] 00 .
[14:32:48.285263] [epson2] buf[63] 00 .
[14:32:48.285304] [epson2] e2_send: cmd count, r = 25, w = 20
[14:32:48.285315] [epson2] e2_recv: size = 1, buf = 0x7ffecdbac6a7
[14:32:48.287389] [epson2] e2_recv: cmd count, r = 26, w = 20
[14:32:48.287401] [epson2] buf[0] 06 .
[14:32:48.287410] [epson2] e2_txrx: eds_recv status, Success
[14:32:48.287419] [epson2] setting focus to 89
[14:32:48.287427] [epson2] e2_esc_cmd: cmd = 0x70, val = 89
[14:32:48.287435] [epson2] e2_cmd_simple: size = 2
[14:32:48.287444] [epson2] e2_send: size = 2, reply = 1
[14:32:48.287453] [epson2] e2_send: ESC p
[14:32:48.287461] [epson2] buf[0] 1b .
[14:32:48.287469] [epson2] buf[1] 70 p
[14:32:48.287503] [epson2] e2_send: cmd count, r = 26, w = 21
[14:32:48.287514] [epson2] e2_recv: size = 1, buf = 0x7ffecdbac707
[14:32:48.289669] [epson2] e2_recv: cmd count, r = 27, w = 21
[14:32:48.289681] [epson2] buf[0] 06 .
[14:32:48.289691] [epson2] e2_txrx: eds_recv status, Success
[14:32:48.289700] [epson2] e2_cmd_simple: size = 1
[14:32:48.289710] [epson2] e2_send: size = 1, reply = 1
[14:32:48.289720] [epson2] buf[0] 59 Y
[14:32:48.289758] [epson2] e2_send: cmd count, r = 27, w = 22
[14:32:48.289769] [epson2] e2_recv: size = 1, buf = 0x7ffecdbac707
[14:32:48.291319] [epson2] e2_recv: cmd count, r = 28, w = 22
[14:32:48.291339] [epson2] buf[0] 06 .
[14:32:48.291349] [epson2] e2_txrx: eds_recv status, Success
[14:32:48.291358] [epson2] using built in CCT profile
[14:32:48.291367] [epson2] esci_set_color_correction_coefficients
[14:32:48.291377] [epson2] e2_cmd_simple: size = 2
[14:32:48.291387] [epson2] e2_send: size = 2, reply = 1
[14:32:48.291397] [epson2] e2_send: ESC m
[14:32:48.291404] [epson2] buf[0] 1b .
[14:32:48.291413] [epson2] buf[1] 6d m
[14:32:48.291452] [epson2] e2_send: cmd count, r = 28, w = 23
[14:32:48.291463] [epson2] e2_recv: size = 1, buf = 0x7ffecdbac597
[14:32:48.293404] [epson2] e2_recv: cmd count, r = 29, w = 23
[14:32:48.293416] [epson2] buf[0] 06 .
[14:32:48.293425] [epson2] e2_txrx: eds_recv status, Success
[14:32:48.293433] [epson2] esci_set_color_correction_coefficients: 36,130,140 131,35,1 129,129,43
[14:32:48.293443] [epson2] e2_cmd_simple: size = 9
[14:32:48.293451] [epson2] e2_send: size = 9, reply = 1
[14:32:48.293460] [epson2] buf[0] 24 $
[14:32:48.293471] [epson2] buf[1] 82 .
[14:32:48.293482] [epson2] buf[2] 8c .
[14:32:48.293491] [epson2] buf[3] 83 .
[14:32:48.293500] [epson2] buf[4] 23 #
[14:32:48.293509] [epson2] buf[5] 01 .
[14:32:48.293520] [epson2] buf[6] 81 .
[14:32:48.293529] [epson2] buf[7] 81 .
[14:32:48.293540] [epson2] buf[8] 2b +
[14:32:48.293605] [epson2] e2_send: cmd count, r = 29, w = 24
[14:32:48.293622] [epson2] e2_recv: size = 1, buf = 0x7ffecdbac597
[14:32:48.295128] [epson2] e2_recv: cmd count, r = 30, w = 24
[14:32:48.295157] [epson2] buf[0] 06 .
[14:32:48.295168] [epson2] e2_txrx: eds_recv status, Success
[14:32:48.295177] [epson2] e2_check_adf
[14:32:48.295187] [epson2] esci_request_scanner_status
[14:32:48.295195] [epson2] e2_send: size = 2, reply = 16
[14:32:48.295203] [epson2] e2_send: FS F
[14:32:48.295211] [epson2] buf[0] 1c .
[14:32:48.295219] [epson2] buf[1] 46 F
[14:32:48.295258] [epson2] e2_send: cmd count, r = 30, w = 25
[14:32:48.295269] [epson2] e2_recv: size = 16, buf = 0x7ffecdbac750
[14:32:48.297743] [epson2] e2_recv: cmd count, r = 31, w = 25
[14:32:48.297753] [epson2] buf[0] 00 .
[14:32:48.297761] [epson2] buf[1] 00 .
[14:32:48.297769] [epson2] buf[2] c0 .
[14:32:48.297777] [epson2] buf[3] 00 .
[14:32:48.297785] [epson2] buf[4] 00 .
[14:32:48.297792] [epson2] buf[5] 00 .
[14:32:48.297800] [epson2] buf[6] 00 .
[14:32:48.297809] [epson2] buf[7] 00 .
[14:32:48.297817] [epson2] buf[8] 00 .
[14:32:48.297825] [epson2] buf[9] 00 .
[14:32:48.297833] [epson2] buf[10] 00 .
[14:32:48.297841] [epson2] buf[11] 00 .
[14:32:48.297851] [epson2] buf[12] 00 .
[14:32:48.297860] [epson2] buf[13] 00 .
[14:32:48.297869] [epson2] buf[14] 00 .
[14:32:48.297878] [epson2] buf[15] 00 .
[14:32:48.297887] [epson2] e2_txrx: eds_recv status, Success
[14:32:48.297896] [epson2] global status   : 0x00
[14:32:48.297905] [epson2] adf status      : 0x00
[14:32:48.297915] [epson2]  not installed
[14:32:48.297924] [epson2]  not enabled
[14:32:48.297932] [epson2] tpu status      : 0xc0
[14:32:48.297941] [epson2]  installed
[14:32:48.297949] [epson2]  enabled
[14:32:48.297957] [epson2] device type     : 0x00
[14:32:48.297965] [epson2] main body status: 0x00
[14:32:48.297991] [epson2] e2_wait_warm_up
[14:32:48.298001] [epson2] e2_check_warm_up
[14:32:48.298009] [epson2] esci_request_scanner_status
[14:32:48.298018] [epson2] e2_send: size = 2, reply = 16
[14:32:48.298028] [epson2] e2_send: FS F
[14:32:48.298037] [epson2] buf[0] 1c .
[14:32:48.298046] [epson2] buf[1] 46 F
[14:32:48.298083] [epson2] e2_send: cmd count, r = 31, w = 26
[14:32:48.298095] [epson2] e2_recv: size = 16, buf = 0x7ffecdbac710
[14:32:48.300528] [epson2] e2_recv: cmd count, r = 32, w = 26
[14:32:48.300539] [epson2] buf[0] 00 .
[14:32:48.300547] [epson2] buf[1] 00 .
[14:32:48.300555] [epson2] buf[2] c0 .
[14:32:48.300563] [epson2] buf[3] 00 .
[14:32:48.300571] [epson2] buf[4] 00 .
[14:32:48.300579] [epson2] buf[5] 00 .
[14:32:48.300587] [epson2] buf[6] 00 .
[14:32:48.300597] [epson2] buf[7] 00 .
[14:32:48.300606] [epson2] buf[8] 00 .
[14:32:48.300613] [epson2] buf[9] 00 .
[14:32:48.300621] [epson2] buf[10] 00 .
[14:32:48.300629] [epson2] buf[11] 00 .
[14:32:48.300637] [epson2] buf[12] 00 .
[14:32:48.300645] [epson2] buf[13] 00 .
[14:32:48.300654] [epson2] buf[14] 00 .
[14:32:48.300662] [epson2] buf[15] 00 .
[14:32:48.300670] [epson2] e2_txrx: eds_recv status, Success
[14:32:48.300678] [epson2] global status   : 0x00
[14:32:48.300686] [epson2] adf status      : 0x00
[14:32:48.300696] [epson2]  not installed
[14:32:48.300703] [epson2]  not enabled
[14:32:48.300711] [epson2] tpu status      : 0xc0
[14:32:48.300721] [epson2]  installed
[14:32:48.300730] [epson2]  enabled
[14:32:48.300737] [epson2] device type     : 0x00
[14:32:48.300746] [epson2] main body status: 0x00
[14:32:48.300754] [epson2] sane_epson2_start: scanning...
[14:32:48.300764] [epson2] e2_start_ext_scan
[14:32:48.300772] [epson2] e2_send: size = 2, reply = 14
[14:32:48.300781] [epson2] e2_send: FS G
[14:32:48.300789] [epson2] buf[0] 1c .
[14:32:48.300797] [epson2] buf[1] 47 G
[14:32:48.300832] [epson2] e2_send: cmd count, r = 32, w = 27
[14:32:48.300844] [epson2] e2_recv: size = 14, buf = 0x7ffecdbac74a
[14:32:48.302853] [epson2] e2_recv: cmd count, r = 33, w = 27
[14:32:48.302875] [epson2] buf[0] 02 .
[14:32:48.302885] [epson2] buf[1] 92 .
[14:32:48.302893] [epson2] buf[2] 00 .
[14:32:48.302902] [epson2] buf[3] 00 .
[14:32:48.302910] [epson2] buf[4] 00 .
[14:32:48.302918] [epson2] buf[5] 00 .
[14:32:48.302928] [epson2] buf[6] 00 .
[14:32:48.302935] [epson2] buf[7] 00 .
[14:32:48.302945] [epson2] buf[8] 00 .
[14:32:48.302953] [epson2] buf[9] 00 .
[14:32:48.302962] [epson2] buf[10] 00 .
[14:32:48.302972] [epson2] buf[11] 00 .
[14:32:48.302979] [epson2] buf[12] 00 .
[14:32:48.302987] [epson2] buf[13] 00 .
[14:32:48.302994] [epson2] e2_txrx: eds_recv status, Success
[14:32:48.303001] [epson2] e2_start_ext_scan: fatal error
[14:32:48.303009] [epson2] e2_wait_warm_up
[14:32:48.303015] [epson2] e2_check_warm_up
[14:32:48.303022] [epson2] esci_request_scanner_status
[14:32:48.303029] [epson2] e2_send: size = 2, reply = 16
[14:32:48.303037] [epson2] e2_send: FS F
[14:32:48.303044] [epson2] buf[0] 1c .
[14:32:48.303051] [epson2] buf[1] 46 F
[14:32:48.303087] [epson2] e2_send: cmd count, r = 33, w = 28
[14:32:48.303098] [epson2] e2_recv: size = 16, buf = 0x7ffecdbac710
[14:32:48.305930] [epson2] e2_recv: cmd count, r = 34, w = 28
[14:32:48.305959] [epson2] buf[0] 02 .
[14:32:48.305971] [epson2] buf[1] 00 .
[14:32:48.305982] [epson2] buf[2] c0 .
[14:32:48.305993] [epson2] buf[3] 00 .
[14:32:48.306004] [epson2] buf[4] 00 .
[14:32:48.306016] [epson2] buf[5] 00 .
[14:32:48.306028] [epson2] buf[6] 00 .
[14:32:48.306040] [epson2] buf[7] 00 .
[14:32:48.306052] [epson2] buf[8] 00 .
[14:32:48.306064] [epson2] buf[9] 00 .
[14:32:48.306076] [epson2] buf[10] 00 .
[14:32:48.306088] [epson2] buf[11] 00 .
[14:32:48.306100] [epson2] buf[12] 00 .
[14:32:48.306111] [epson2] buf[13] 00 .
[14:32:48.306123] [epson2] buf[14] 00 .
[14:32:48.306135] [epson2] buf[15] 00 .
[14:32:48.306157] [epson2] e2_txrx: eds_recv status, Success
[14:32:48.306170] [epson2] global status   : 0x02
[14:32:48.306181] [epson2]  scanner is warming up
[14:32:48.306192] [epson2] adf status      : 0x00
[14:32:48.306203] [epson2]  not installed
[14:32:48.306214] [epson2]  not enabled
[14:32:48.306224] [epson2] tpu status      : 0xc0
[14:32:48.306237] [epson2]  installed
[14:32:48.306250] [epson2]  enabled
[14:32:48.306262] [epson2] device type     : 0x00
[14:32:48.306274] [epson2] main body status: 0x00
[14:32:53.306387] [epson2] e2_check_warm_up
[14:32:53.306422] [epson2] esci_request_scanner_status
[14:32:53.306438] [epson2] e2_send: size = 2, reply = 16
[14:32:53.306452] [epson2] e2_send: FS F
[14:32:53.306463] [epson2] buf[0] 1c .
[14:32:53.306472] [epson2] buf[1] 46 F
[14:32:53.306546] [epson2] e2_send: cmd count, r = 34, w = 29
[14:32:53.306556] [epson2] e2_recv: size = 16, buf = 0x7ffecdbac710
[14:32:53.308329] [epson2] e2_recv: cmd count, r = 35, w = 29
[14:32:53.308351] [epson2] buf[0] 02 .
[14:32:53.308364] [epson2] buf[1] 00 .
[14:32:53.308377] [epson2] buf[2] c0 .
[14:32:53.308388] [epson2] buf[3] 00 .
[14:32:53.308400] [epson2] buf[4] 00 .
[14:32:53.308412] [epson2] buf[5] 00 .
[14:32:53.308427] [epson2] buf[6] 00 .
[14:32:53.308439] [epson2] buf[7] 00 .
[14:32:53.308449] [epson2] buf[8] 00 .
[14:32:53.308459] [epson2] buf[9] 00 .
[14:32:53.308470] [epson2] buf[10] 00 .
[14:32:53.308481] [epson2] buf[11] 00 .
[14:32:53.308490] [epson2] buf[12] 00 .
[14:32:53.308499] [epson2] buf[13] 00 .
[14:32:53.308507] [epson2] buf[14] 00 .
[14:32:53.308517] [epson2] buf[15] 00 .
[14:32:53.308527] [epson2] e2_txrx: eds_recv status, Success
[14:32:53.308538] [epson2] global status   : 0x02
[14:32:53.308547] [epson2]  scanner is warming up
[14:32:53.308557] [epson2] adf status      : 0x00
[14:32:53.308566] [epson2]  not installed
[14:32:53.308575] [epson2]  not enabled
[14:32:53.308584] [epson2] tpu status      : 0xc0
[14:32:53.308595] [epson2]  installed
[14:32:53.308604] [epson2]  enabled
[14:32:53.308613] [epson2] device type     : 0x00
[14:32:53.308623] [epson2] main body status: 0x00
[14:32:58.308728] [epson2] e2_check_warm_up
[14:32:58.308762] [epson2] esci_request_scanner_status
[14:32:58.308778] [epson2] e2_send: size = 2, reply = 16
[14:32:58.308790] [epson2] e2_send: FS F
[14:32:58.308803] [epson2] buf[0] 1c .
[14:32:58.308816] [epson2] buf[1] 46 F
[14:32:58.308876] [epson2] e2_send: cmd count, r = 35, w = 30
[14:32:58.308888] [epson2] e2_recv: size = 16, buf = 0x7ffecdbac710
[14:32:58.310649] [epson2] e2_recv: cmd count, r = 36, w = 30
[14:32:58.310673] [epson2] buf[0] 02 .
[14:32:58.310684] [epson2] buf[1] 00 .
[14:32:58.310693] [epson2] buf[2] c0 .
[14:32:58.310703] [epson2] buf[3] 00 .
[14:32:58.310713] [epson2] buf[4] 00 .
[14:32:58.310723] [epson2] buf[5] 00 .
[14:32:58.310734] [epson2] buf[6] 00 .
[14:32:58.310743] [epson2] buf[7] 00 .
[14:32:58.310752] [epson2] buf[8] 00 .
[14:32:58.310760] [epson2] buf[9] 00 .
[14:32:58.310769] [epson2] buf[10] 00 .
[14:32:58.310777] [epson2] buf[11] 00 .
[14:32:58.310784] [epson2] buf[12] 00 .
[14:32:58.310792] [epson2] buf[13] 00 .
[14:32:58.310800] [epson2] buf[14] 00 .
[14:32:58.310807] [epson2] buf[15] 00 .
[14:32:58.310817] [epson2] e2_txrx: eds_recv status, Success
[14:32:58.310827] [epson2] global status   : 0x02
[14:32:58.310837] [epson2]  scanner is warming up
[14:32:58.310848] [epson2] adf status      : 0x00
[14:32:58.310860] [epson2]  not installed
[14:32:58.310868] [epson2]  not enabled
[14:32:58.310878] [epson2] tpu status      : 0xc0
[14:32:58.310887] [epson2]  installed
[14:32:58.310896] [epson2]  enabled
[14:32:58.310906] [epson2] device type     : 0x00
[14:32:58.310916] [epson2] main body status: 0x00
[14:33:03.311024] [epson2] e2_check_warm_up
[14:33:03.311059] [epson2] esci_request_scanner_status
[14:33:03.311075] [epson2] e2_send: size = 2, reply = 16
[14:33:03.311088] [epson2] e2_send: FS F
[14:33:03.311099] [epson2] buf[0] 1c .
[14:33:03.311108] [epson2] buf[1] 46 F
[14:33:03.311173] [epson2] e2_send: cmd count, r = 36, w = 31
[14:33:03.311184] [epson2] e2_recv: size = 16, buf = 0x7ffecdbac710
[14:33:03.312939] [epson2] e2_recv: cmd count, r = 37, w = 31
[14:33:03.312962] [epson2] buf[0] 00 .
[14:33:03.312975] [epson2] buf[1] 00 .
[14:33:03.312988] [epson2] buf[2] c0 .
[14:33:03.313000] [epson2] buf[3] 00 .
[14:33:03.313012] [epson2] buf[4] 00 .
[14:33:03.313025] [epson2] buf[5] 00 .
[14:33:03.313037] [epson2] buf[6] 00 .
[14:33:03.313048] [epson2] buf[7] 00 .
[14:33:03.313057] [epson2] buf[8] 00 .
[14:33:03.313067] [epson2] buf[9] 00 .
[14:33:03.313076] [epson2] buf[10] 00 .
[14:33:03.313086] [epson2] buf[11] 00 .
[14:33:03.313096] [epson2] buf[12] 00 .
[14:33:03.313105] [epson2] buf[13] 00 .
[14:33:03.313114] [epson2] buf[14] 00 .
[14:33:03.313123] [epson2] buf[15] 00 .
[14:33:03.313134] [epson2] e2_txrx: eds_recv status, Success
[14:33:03.313154] [epson2] global status   : 0x00
[14:33:03.313167] [epson2] adf status      : 0x00
[14:33:03.313175] [epson2]  not installed
[14:33:03.313182] [epson2]  not enabled
[14:33:03.313188] [epson2] tpu status      : 0xc0
[14:33:03.313197] [epson2]  installed
[14:33:03.313206] [epson2]  enabled
[14:33:03.313213] [epson2] device type     : 0x00
[14:33:03.313221] [epson2] main body status: 0x00
[14:33:03.313229] [epson2] e2_start_ext_scan
[14:33:03.313238] [epson2] e2_send: size = 2, reply = 14
[14:33:03.313247] [epson2] e2_send: FS G
[14:33:03.313257] [epson2] buf[0] 1c .
[14:33:03.313266] [epson2] buf[1] 47 G
[14:33:03.313308] [epson2] e2_send: cmd count, r = 37, w = 32
[14:33:03.313319] [epson2] e2_recv: size = 14, buf = 0x7ffecdbac74a
[14:33:09.659869] [epson2] e2_recv: cmd count, r = 38, w = 32
[14:33:09.659910] [epson2] buf[0] 02 .
[14:33:09.659918] [epson2] buf[1] 12 .
[14:33:09.659926] [epson2] buf[2] 00 .
[14:33:09.659933] [epson2] buf[3] c2 .
[14:33:09.659944] [epson2] buf[4] 01 .
[14:33:09.659956] [epson2] buf[5] 00 .
[14:33:09.659967] [epson2] buf[6] 55 U
[14:33:09.659977] [epson2] buf[7] 00 .
[14:33:09.659988] [epson2] buf[8] 00 .
[14:33:09.659999] [epson2] buf[9] 00 .
[14:33:09.660008] [epson2] buf[10] 80 .
[14:33:09.660014] [epson2] buf[11] 70 p
[14:33:09.660021] [epson2] buf[12] 00 .
[14:33:09.660028] [epson2] buf[13] 00 .
[14:33:09.660035] [epson2] e2_txrx: eds_recv status, Success
[14:33:09.660042] [epson2]  status         : 0x12
[14:33:09.660049] [epson2]  block size     : 115200
[14:33:09.660056] [epson2]  block count    : 85
[14:33:09.660062] [epson2]  last block size: 28800
[14:33:09.660069] [epson2] adjusted block count: 86
[14:33:09.660077] [epson2] sane_epson2_get_parameters
[14:33:09.660085] [epson2] scan in progress, returning saved params structure
[14:33:09.660092] [epson2] params.format          = 1
[14:33:09.660099] [epson2] params.last_frame      = 1
[14:33:09.660106] [epson2] params.bytes_per_line  = 3600
[14:33:09.660113] [epson2] params.pixels_per_line = 1200
[14:33:09.660120] [epson2] params.lines           = 2728
[14:33:09.660127] [epson2] params.depth           = 8
[14:33:09.660159] [epson2] * sane_epson2_read: eof: 0, canceling: 0
[14:33:09.660175] [epson2] e2_ext_read: begin
[14:33:09.660186] [epson2] e2_ext_read: block 1/86, size 115200
[14:33:09.660196] [epson2] e2_recv: size = 115201, buf = 0x55865eda3f50
[14:33:09.969721] [epson2] e2_recv: cmd count, r = 38, w = 32
[14:33:09.969759] [epson2] e2_recv: expected = 115201, got = 0, canceling: 0
[14:33:09.969772] [epson2] e2_ext_read: read 0 bytes, status: 9
[14:33:09.969785] [epson2] e2_cancel
[14:33:09.969797] [epson2] e2_cmd_simple: size = 1
[14:33:09.969810] [epson2] e2_send: size = 1, reply = 1
[14:33:09.969825] [epson2] buf[0] 18 .
[14:33:09.969873] [epson2] e2_send: cmd count, r = 38, w = 33
[14:33:09.969884] [epson2] e2_recv: size = 1, buf = 0x7ffecdbac717
[14:33:39.975087] [epson2] e2_recv: cmd count, r = 38, w = 33
[14:33:39.975122] [epson2] e2_recv: expected = 1, got = 0, canceling: 0
[14:33:39.975134] [epson2] e2_txrx: rx err, Error during device I/O
[14:33:39.975159] [epson2] e2_txrx: eds_recv status, Error during device I/O
[14:33:39.975171] [epson2] e2_cmd_simple: failed, Error during device I/O
[14:33:39.975181] [epson2] moving data 0x55865eda3f50 0x55865eda3f50, 32768 (9 lines)
[14:33:39.975193] [epson2] 0 lines read, eof: 0, canceling: 0, status: 9
[14:33:39.975202] [epson2] e2_scan_finish
scanimage: sane_read: Error during device I/O
[14:33:39.975238] [epson2] * sane_epson2_cancel
[14:33:39.975247] [epson2] * sane_epson2_close
[14:33:39.975254] [epson2] close_scanner: fd = 0
[14:33:39.975261] [epson2] esci_request_extended_status
[14:33:39.975268] [epson2] e2_cmd_info_block, params len = 2, reply len = 42, buf = 0x7ffecdbac738
[14:33:39.975277] [epson2] e2_send: size = 2, reply = 46
[14:33:39.975285] [epson2] e2_send: ESC f
[14:33:39.975294] [epson2] buf[0] 1b .
[14:33:39.975302] [epson2] buf[1] 66 f
[14:34:09.980830] [epson2] e2_send: cmd count, r = 38, w = 34
[14:34:09.980868] [epson2] e2_cmd_info_block: failed, Error during device I/O
[14:34:09.982513] [epson2] sane_epson2_exit
[14:34:09.982532] [epson2] free_devices

And finally, the output of scanimage --version:

scanimage (sane-backends) 1.0.32; backend version 1.0.32
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