first-run.sh

sudo SANE_DEBUG_EPSONDS=128 scanimage -L
[sanei_debug] Setting debug level of epsonds to 128.
[epsonds] sane_epsonds_init: sane-backends 1.0.25
[epsonds] epsonds backend, version 1.0.35
[epsonds] ** sane_epsonds_get_devices
[epsonds] probe_devices
[epsonds] attach_one_config: len = 15, line = usb 0x4b8 0x150
[epsonds]  user configured device
[epsonds] attach_one_usb: dev = libusb:001:006
[epsonds] attach: devname = libusb:001:006, type = 1
[epsonds] device_detect
[epsonds] open_scanner: libusb:001:006
[epsonds]  opened correctly
[epsonds] eds_lock
[epsonds] eds_control: size = 2
[epsonds] eds_send: size = 2
[epsonds] eds_send: FS X
[epsonds] eds_recv: size = 1, buf = 0x7eacc1ff
[epsonds] = gathering device information
[epsonds] esci2_cmd: INFOx0000000 len 12, payload len: 0
[epsonds] eds_send: size = 12
[epsonds] eds_recv: size = 64, buf = 0x7eacc1b0
[epsonds] info_cb: nrd / NONE / 4
[epsonds] eds_recv: size = 256, buf = 0x1e69ce8
[epsonds] info_cb: ADF / TYPEFEED / 8
[epsonds]      ADF: sheet feed type
[epsonds] info_cb: ADF / DPLX1SCN / 8
[epsonds]      ADF: duplex single pass
[epsonds] info_cb: ADF / FORDPF1N / 8
[epsonds]      ADF: order is 1 to N
[epsonds] info_cb: ADF / ALGNCNTR / 8
[epsonds]      ADF: center aligned
[epsonds] info_cb: ADF / AREAi0000850i0001400 / 20
[epsonds]      ADF: area 850x1400 @ 100dpi
[epsonds] info_cb: ADF / AMINi0000200i0000205 / 20
[epsonds]      ADF: min 200x205 @ 100dpi
[epsonds] info_cb: ADF / AMAXi0000850i0003600 / 20
[epsonds]      ADF: max 850x3600 @ 100dpi
[epsonds] eds_set_adf_area: 0.000000,0.000000 215.899994,914.399994 100 [mm]
[epsonds] info_cb: ADF / RESOi0000600 / 12
[epsonds]      ADF: basic resolution is 600 dpi
[epsonds] info_cb: ADF / RCVR / 4
[epsonds]      ADF: auto recovery
[epsonds] info_cb: ADF / OVSNd000d039 / 12
[epsonds]      ADF: overscan 0x39 @ 100dpi
[epsonds] info_cb: IMX / x000FFFFx000FFFF / 16
[epsonds] info_cb: PRD / h008DS-560   / 12
[epsonds]  product: DS-560
[epsonds] info_cb: VER / h010IPL 1.00ADF 1.05 / 20
[epsonds]  version: IPL 1.00ADF 1.05
[epsonds] info_cb: DSZ / i0001536 / 8
[epsonds] info_cb: DLS /  / 0
[epsonds] info_cb: S/N / h00AU6NZ019428 / 14
[epsonds]   serial: U6NZ019428
[epsonds] esci2_cmd: CAPAx0000000 len 12, payload len: 0
[epsonds] eds_send: size = 12
[epsonds] eds_recv: size = 64, buf = 0x7eacc1c0
[epsonds] capa_cb: nrd / NONE / 4
[epsonds] eds_recv: size = 228, buf = 0x1e69ce8
[epsonds] capa_cb: ADF / DPLX / 4
[epsonds]      ADF: duplex
[epsonds] capa_cb: ADF / DFL1DFL2 / 8
[epsonds]      ADF: double feed detection (high sensitivity)
[epsonds] capa_cb: ADF / EJCT / 4
[epsonds]      ADF: paper eject
[epsonds] capa_cb: ADF / OVSN / 4
[epsonds]      ADF: overscan
[epsonds] capa_cb: COL / LISTC024M001M008R001R008G001G008B001B008 / 40
[epsonds] capa_cb: FMT / LISTJPG  / 8
[epsonds] capa_cb: JPG / RANGd001d100 / 12
[epsonds] capa_cb: THR / RANGd000d255 / 12
[epsonds] capa_cb: GMM / LISTUG10UG18 / 12
[epsonds] capa_cb: GMT / LISTRED GRN BLU MONO / 20
[epsonds] capa_cb: CMX / LISTUNITUM08 / 12
[epsonds] capa_cb: RSM / LISTi0000300i0000600 / 20
[epsonds] eds_add_resolution: add (dpi): 300
[epsonds] eds_add_resolution: add (dpi): 600
[epsonds] capa_cb: RSS / LISTi0000300i000060 / 19
[epsonds] esci2_cmd: RESAx0000000 len 12, payload len: 0
[epsonds] eds_send: size = 12
[epsonds] eds_recv: size = 64, buf = 0x7eacc1c0
[epsonds] resa_cb: nrd / NONE / 4
[epsonds] resa_cb: par / OK   / 4
[epsonds] eds_recv: size = 1184, buf = 0x1e69ce8
[epsonds] resa_cb: ADF /  / 0
[epsonds] resa_cb: COL / M001 / 4
[epsonds] resa_cb: FMT / JPG  / 4
[epsonds] resa_cb: JPG / d090 / 4
[epsonds] resa_cb: THR / d128 / 4
[epsonds] resa_cb: GMM / UG10 / 4
[epsonds] resa_cb: $%& / '()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????BLU h100 / 225
[epsonds] resa_cb: $%& / '()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????MONOh100 / 225
[epsonds] resa_cb: $%& / '()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????? / 217
[epsonds] resa_cb: CMX / UNIT / 4
[epsonds] resa_cb: BSZ / i0065536 / 8
[epsonds] resa_cb: PAG / d000 / 4
[epsonds] resa_cb: RSM / d300 / 4
[epsonds] resa_cb: RSS / d300 / 4
[epsonds] resa_cb: ACQ / i0000000i0000000i0002550i000420 / 31
[epsonds] eds_add_depth: add (bpp): 1
[epsonds] eds_add_depth: add (bpp): 8
[epsonds] eds_dev_post_init
[epsonds] scanner model: DS-560
[epsonds] close_scanner: fd = 0
[epsonds]  unlocking scanner
[epsonds] esci2_fin
[epsonds] esci2_cmd: FIN x0000000 len 12, payload len: 0
[epsonds] eds_send: size = 12
[epsonds] eds_recv: size = 64, buf = 0x7eacc1c8
[epsonds] close_scanner: ZZZ
[epsonds] sane_epsonds_get_devices - results:
[epsonds]  0 (1): DS-560
device `epsonds:libusb:001:006' is a Epson DS-560 ESC/I-2
[epsonds] ** sane_epsonds_exit

second-run.sh

sudo SANE_DEBUG_EPSONDS=128 scanimage -L
[sanei_debug] Setting debug level of epsonds to 128.
[epsonds] sane_epsonds_init: sane-backends 1.0.25
[epsonds] epsonds backend, version 1.0.35
[epsonds] ** sane_epsonds_get_devices
[epsonds] probe_devices
[epsonds] attach_one_config: len = 15, line = usb 0x4b8 0x150
[epsonds]  user configured device
[epsonds] attach_one_usb: dev = libusb:001:006
[epsonds] attach: devname = libusb:001:006, type = 1
[epsonds] device_detect
[epsonds] open_scanner: libusb:001:006
[epsonds]  opened correctly
[epsonds] eds_lock
[epsonds] eds_control: size = 2
[epsonds] eds_send: size = 2
[epsonds] eds_send: FS X
[epsonds] eds_recv: size = 1, buf = 0x7ec591ff
[epsonds] eds_recv: expected = 1, got = 0, canceling: 0
[epsonds] eds_txrx: rx err, Error during device I/O
[epsonds] eds_control: failed, Error during device I/O
[epsonds]  failed
[epsonds] close_scanner: fd = 0
[epsonds] close_scanner: ZZZ
[epsonds] sane_epsonds_get_devices - results:

No scanners were identified. If you were expecting something different,
check that the scanner is plugged in, turned on and detected by the
sane-find-scanner tool (if appropriate). Please read the documentation
which came with this software (README, FAQ, manpages).
[epsonds] ** sane_epsonds_exit