[sane-devel] Canon ImageClass MF644Cdw

Fri Oct 4 17:53:00 BST 2019

On Fri, Oct 4, 2019 at 3:51 AM Rolf Bensch <rolf at bensch-online.de> wrote:

> Hi Kip,
>
> Am 14.09.19 um 03:40 schrieb Kip Shaffer:
> > Scanning Results!  I updated to today's
> version: 1.0.28+git20190913-bionic0
> >
> > Using Simple Scan I was able to scan at 75, 150, 300, 600, 1200, and
> > 2400 dpi in both Text and Photo modes.  Perfect!
>
> I just updated the doc files.
>
> >
> > When scanning from the document feeder, it scans front and back, one
> > sheet or many, but after the job is done there is a pause, and then it
> > says "Error communicating with scanner".
>
> Can you scan again after closing the message and/or does your scanner hang?
>
> The pause comes from adf-wait parameter. Please read the man page for
> details.
>
> >
> > Also, this has all been through USB.  I tried to connect with the
> > network and scanimage -L cannot find it.  I added the address to
> > pixma.conf (neither line helped):
> > bjnp://MF640_192.168.1.97
> > bjnp://192.168.1.97 <http://192.168.1.97>
>
> Please read 'man sane-pixma' to get some help for this issue. If this
> won't help, please provide a log file with SANE_DEBUG_BJNP.
>

Here's mine:

$ SANE_DEBUG_BJNP=5 scanimage -L 2>&1
[sanei_debug] Setting debug level of bjnp to 5.
[bjnp] sanei_bjnp_find_devices, pixma backend version: 0.23.3
[bjnp] sanei_bjnp_find_devices: Adding scanner from pixma.conf: bjnp://
192.168.86.39
[bjnp] bjnp_allocate_device(bjnp://192.168.86.39:8612/timeout=10000) 0
[bjnp] get_scanner_name: Forward lookup for canoncbcab3.lan succeeded,
using as hostname
[bjnp] setup_udp_socket: Setting up a UDP socket, dest: 192.168.86.39  port
8612
[bjnp] udp_command: ERROR - recv failed: Connection refused[bjnp]
udp_command: ERROR - recv failed: Connection refused[bjnp] udp_command:
ERROR - recv failed: Connection refused[bjnp] udp_command: ERROR - no data
received (timeout = 10000)
[bjnp] bjnp_init_device_structure: Cannot read mac address, skipping this
scanner
[bjnp] bjnp_allocate_device: Scanner not yet in our list, added it:
192.168.86.39:8612
[bjnp] get_scanner_id: Get scanner identity
[bjnp]  00000000:42 4a 4e 50 02 30 00 00  00 01 00 00 00 00 00 00
[bjnp] setup_udp_socket: Setting up a UDP socket, dest: 192.168.86.39  port
8612
[bjnp] udp_command: ERROR - recv failed: Connection refused[bjnp]
udp_command: ERROR - recv failed: Connection refused[bjnp] udp_command:
ERROR - recv failed: Connection refused[bjnp] udp_command: ERROR - no data
received (timeout = 10000)
[bjnp] get_scanner_id: ERROR - Failed to retrieve scanner identity:
[bjnp] add_scanner: ERROR - Cannot read scanner make & model: bjnp://
192.168.86.39:8612/timeout=10000
[bjnp] sanei_bjnp_find_devices: Added all configured scanners, now do auto
detection...
[bjnp] prepare_socket: lo is not a valid IPv4 interface, skipping...
[bjnp] prepare_socket: eth0 is IPv4 capable, sending broadcast, socket = 9
[bjnp] prepare_socket: docker0 is IPv4 capable, sending broadcast, socket =
10
[bjnp] prepare_socket: lo is not a valid IPv6 interface, skipping...
[bjnp] prepare_socket: eth0 is IPv6 capable, sending broadcast, socket = 11
[bjnp] sanei_bjnp_find_devices: Select returned, time left 0.499988....
[bjnp] sanei_find_devices: Discover response:
[bjnp]  00000000:4d 46 4e 50 82 01 00 00  00 00 00 00 00 00 00 10
[bjnp]  00000010:00 01 80 00 06 04 10 98  c3 da 2c f7 c0 a8 56 27
[bjnp] get_scanner_name: Forward lookup for canoncbcab3.lan succeeded,
using as hostname
[bjnp] bjnp_allocate_device(mfnp://canoncbcab3.lan:8610/timeout=10000) 1
[bjnp] get_scanner_name: Forward lookup for canoncbcab3.lan succeeded,
using as hostname
[bjnp] setup_udp_socket: Setting up a UDP socket, dest: 192.168.86.39  port
8610
[bjnp] bjnp_get_scanner_mac_address: Discover response:
[bjnp]  00000000:4d 46 4e 50 82 01 00 00  00 00 00 00 00 00 00 10
[bjnp]  00000010:00 01 80 00 06 04 10 98  c3 da 2c f7 c0 a8 56 27
[bjnp] bjnp_allocate_device: Scanner not yet in our list, added it:
canoncbcab3.lan:8610
[bjnp] get_scanner_id: Get scanner identity
[bjnp]  00000000:4d 46 4e 50 02 30 00 00  00 01 00 00 00 00 00 00
[bjnp] setup_udp_socket: Setting up a UDP socket, dest: 192.168.86.39  port
8610
[bjnp] get_scanner_id: scanner identity:
[bjnp]  00000000:4d 46 4e 50 82 30 00 00  00 01 00 00 00 00 00 5a
[bjnp]  00000010:4d 46 47 3a 43 41 4e 4f  4e 3b 43 4d 44 3a 4d 46
[bjnp]  00000020:4e 50 31 2c 4d 75 6c 74  69 50 41 53 53 20 32 2e
[bjnp]  00000030:31 3b 4d 44 4c 3a 4d 46  36 34 32 43 2f 36 34 33
[bjnp]  00000040:43 2f 36 34 34 43 3b 43  4c 53 3a 49 4d 47 3b 44
[bjnp]  00000050:45 53 3a 43 61 6e 6f 6e  20 4d 46 36 34 32 43 2f
[bjnp]  00000060:36 34 33 43 2f 36 34 34  43 3b
[bjnp] get_scanner_id: Scanner identity string =
MFG:CANON;CMD:MFNP1,MultiPASS 2.1;MDL:MF642C/643C/644C;CLS:IMG;DES:Canon
MF642C/643C/644C; - length = 90
[bjnp] get_scanner_id: Scanner model = MF642C/643C/644C
[bjnp] add_scanner: New scanner added:
mfnp://canoncbcab3.lan:8610/timeout=10000, serial canoncbcab3.lan, mac
address: 1098c3da2cf7.
[bjnp] sanei_find_devices: Discover response:
[bjnp]  00000000:42 4a 4e 50 02 01 00 00  00 00 00 00 00 00 00 00
[bjnp] sanei_bjnp_find_devices: Select returned, time left 0.499992....
[bjnp] sanei_find_devices: Discover response:
[bjnp]  00000000:4d 46 4e 50 82 01 00 00  00 00 00 00 00 00 00 10
[bjnp]  00000010:00 01 80 00 06 04 10 98  c3 da 2c f7 c0 a8 56 27
[bjnp] get_scanner_name: Forward lookup for canoncbcab3.lan succeeded,
using as hostname
[bjnp] bjnp_allocate_device(mfnp://canoncbcab3.lan:8610/timeout=10000) 2
[bjnp] get_scanner_name: Forward lookup for canoncbcab3.lan succeeded,
using as hostname
[bjnp] setup_udp_socket: Setting up a UDP socket, dest: 192.168.86.39  port
8610
[bjnp] bjnp_get_scanner_mac_address: Discover response:
[bjnp]  00000000:4d 46 4e 50 82 01 00 00  00 00 00 00 00 00 00 10
[bjnp]  00000010:00 01 80 00 06 04 10 98  c3 da 2c f7 c0 a8 56 27
[bjnp] add_scanner: Scanner at mfnp://canoncbcab3.lan:8610/timeout=10000
was added before, good!
[bjnp] sanei_find_devices: Discover response:
[bjnp]  00000000:42 4a 4e 50 02 01 00 00  00 00 00 00 00 00 00 00
[bjnp] sanei_find_devices: scanner discovery finished...

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).

>
> >
> > TL:DR - the sane-pixma backend is functional for the Canon ImageClass
> > MF644Cdw when connected via USB, with only a slight hiccup after
> > scanning from the sheet feeder.  I was not able to scan over the network.
>
> Many thanks for your report.
>
> Hope this helps.
>
> Cheers,
> Rolf
>
>
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