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Old 01-09-2009, 10:54 AM   #1
norm.h
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Registered: Aug 2008
Location: Oxfordshire UK
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Sane Scanner Tool shows "no devices available"


My CanoScan N676U is not fully recognised.
I'm using xsane 0.995-3.fc9(i386)in Fedora 9.
Please can anyone tell me where I'm going wrong?

Result from "scanimage -L"
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.

Result from "sane-find-scanner"
Found USB scanner (vendor=0x04a9 [Canon], product=0x220d [CanoScan], chip=LM9832/3) at libusb:004:004
Your USB scanner was (probably) detected. It may or may not be supported by
SANE. Try scanimage -L and read the backend's manpage.

Extract from "dmesg":
usb 4-1: new full speed USB device using uhci_hcd and address 4
usb 4-1: configuration #1 chosen from 1 choice
usb 4-1: New USB device found, idVendor=04a9, idProduct=220d
usb 4-1: New USB device strings: Mfr=64, Product=77, SerialNumber=0
usb 4-1: Product: CanoScan
usb 4-1: Manufacturer: Canon

Extracts from "sane-plustek supported devices":

Vendor CANON - ID: 0x04A9
CanoScan N670/676U LM9833 600x1200dpi 48bit 512Kb 0x220D
CanoScan N670U/N676U/LiDE20 USB 0x04a9/0x220d Complete

CONFIGURATION
To use your scanner with this backend, you need at least two entries in
the configuration file /etc/sane.d/plustek.conf
[usb] vendor-id product-id
device /dev/usbscanner

I've added two lines as follows:
[usb] 0x04A9 0x220D
device /dev/usbscanner

FILES
/etc/sane.d/plustek.conf - "exists as shown above"
/usr/lib/sane/libsane-plustek.a - "doesn't exist"
/usr/lib/sane/libsane-plustek.so - "Message received:
Can't display, no application installed for this file type"

Please help
norm
 
Old 01-10-2009, 11:19 PM   #2
David the H.
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Did you try running scanimage -L as root? If root can see it, then it's a permissions problem and you need to add/modify your udev rules to fix it.

Also, have you confirmed that /dev/usbscanner is your actual device name?
 
Old 01-12-2009, 08:49 AM   #3
norm.h
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Registered: Aug 2008
Location: Oxfordshire UK
Posts: 66

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Quote:
Originally Posted by David the H. View Post
Did you try running scanimage -L as root? If root can see it, then it's a permissions problem and you need to add/modify your udev rules to fix it.

Also, have you confirmed that /dev/usbscanner is your actual device name?
Yes to both questions, but still trying some other ideas
norm
 
  


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