Further information: I ran "SANE_DEBUG_PLUSTEK scanimage -L" and got:
james at jamespc:~$ SANE_DEBUG_PLUSTEK=20 scanimage -L [sanei_debug] Setting debug level of plustek to 20. [plustek] Plustek backend V0.52-9, part of sane-backends 1.0.22 [plustek] Retrieving all supported and conntected devices [plustek] Checking for 0x07b3-0x0010 [plustek] Checking for 0x07b3-0x0011 [plustek] Checking for 0x07b3-0x0013 [plustek] Checking for 0x07b3-0x0017 [plustek] Checking for 0x07b3-0x0015 [plustek] Checking for 0x07b3-0x0015 [plustek] Checking for 0x07b3-0x0017 [plustek] Checking for 0x07b3-0x0013 [plustek] Checking for 0x07b3-0x0011 [plustek] Checking for 0x07b3-0x0010 [plustek] Checking for 0x07b3-0x0014 [plustek] Checking for 0x07b3-0x0014 [plustek] Checking for 0x07b3-0x0016 [plustek] Checking for 0x07b3-0x0017 [plustek] Checking for 0x07b3-0x0017 [plustek] Checking for 0x07b3-0x0007 [plustek] Checking for 0x07b3-0x000f [plustek] Checking for 0x07b3-0x000f [plustek] Checking for 0x07b3-0x0005 [plustek] Checking for 0x07b3-0x0014 [plustek] Checking for 0x07b3-0x0012 [plustek] Checking for 0x0400-0x1000 [plustek] Checking for 0x0400-0x1001 [plustek] Checking for 0x0400-0x1001 [plustek] Checking for 0x0458-0x2007 [plustek] Checking for 0x0458-0x2008 [plustek] Checking for 0x0458-0x2009 [plustek] Checking for 0x0458-0x2013 [plustek] Checking for 0x0458-0x2015 [plustek] Checking for 0x0458-0x2016 [plustek] Checking for 0x03f0-0x0505 [plustek] Checking for 0x03f0-0x0605 [plustek] Checking for 0x04b8-0x010f [plustek] Checking for 0x04b8-0x011d [plustek] Checking for 0x1606-0x0050 [plustek] Checking for 0x1606-0x0060 [plustek] Checking for 0x1606-0x0160 [plustek] Checking for 0x049f-0x001a [plustek] Checking for 0x04a9-0x2206 [plustek] Checking for 0x04a9-0x2207 [plustek] Checking for 0x04a9-0x2208 [plustek] Checking for 0x04a9-0x220d [plustek] Checking for 0x04a9-0x220e [plustek] Checking for 0x04a9-0x2220 [plustek] Checking for 0x0a82-0x4600 [plustek] Checking for 0x0a82-0x6620 [plustek] Checking for 0x04a7-0x0427 [plustek] Checking for 0x0a53-0x1000 [plustek] Available and supported devices: [plustek] Device: >libusb:002:004< - 0x04a9x0x220d [plustek] ># Plustek-SANE Backend configuration file< [plustek] ># For use with LM9831/2/3 based USB scanners< [plustek] >#< [plustek] >< [plustek] ># each device needs at least two lines:< [plustek] ># - [usb] vendor-ID and product-ID< [plustek] ># - device devicename< [plustek] ># i.e. for Plustek (0x07B3) UT12/16/24 (0x0017)< [plustek] ># [usb] 0x07B3 0x0017< [plustek] ># device /dev/usbscanner< [plustek] ># or< [plustek] ># device libusb:bbb:ddd< [plustek] ># where bbb is the busnumber and ddd the device number< [plustek] ># make sure that your user has access to /proc/bus/usb/bbb/ddd< [plustek] >#< [plustek] ># additionally you can specify some options< [plustek] ># warmup, lOffOnEnd, lampOff< [plustek] >#< [plustek] ># For autodetection use< [plustek] ># [usb]< [plustek] ># device /dev/usbscanner< [plustek] >#< [plustek] ># or simply< [plustek] ># [usb]< [plustek] >#< [plustek] ># or if you want a specific device but you have no idea about the< [plustek] ># device node or you use libusb, simply set vendor- and product-ID< [plustek] ># [usb] 0x07B3 0x0017< [plustek] ># device auto< [plustek] >#< [plustek] ># NOTE: autodetection is safe, as it uses the info it got< [plustek] ># from the USB subsystem. If you're not using the< [plustek] ># autodetection, you MUST have attached that device< [plustek] ># at your USB-port, that you have specified...< [plustek] >#< [plustek] >< [plustek] >[usb]< [plustek] next device uses autodetection [plustek] ... next device [plustek] >< [plustek] >#< [plustek] ># options for the previous USB entry< [plustek] >#< [plustek] ># switch lamp off after xxx secs, 0 disables the feature< [plustek] ># (can also be set via frontend)< [plustek] >option lampOff 300< [plustek] Decoding option >lampOff< [plustek] >< [plustek] ># warmup period in seconds, 0 means no warmup, -1 means auto-warmup< [plustek] ># (can also be set via frontend)< [plustek] >option warmup -1< [plustek] Decoding option >warmup< [plustek] >< [plustek] ># 0 means leave lamp-status untouched, not 0 means switch off< [plustek] ># on sane_close< [plustek] ># (can also be set via frontend)< [plustek] >option lOffOnEnd 1< [plustek] Decoding option >lOffOnEnd< [plustek] >< [plustek] >#< [plustek] ># options to tweak the image start-position< [plustek] ># (WARNING: there's no internal range check!!!)< [plustek] >#< [plustek] ># for the normal scan area< [plustek] >#< [plustek] >option posOffX 0< [plustek] Decoding option >posOffX< [plustek] >option posOffY 0< [plustek] Decoding option >posOffY< [plustek] >< [plustek] ># for transparencies< [plustek] >option tpaOffX 0< [plustek] Decoding option >tpaOffX< [plustek] >option tpaOffY 0< [plustek] Decoding option >tpaOffY< [plustek] >< [plustek] ># for negatives< [plustek] >option negOffX 0< [plustek] Decoding option >negOffX< [plustek] >option negOffY 0< [plustek] Decoding option >negOffY< [plustek] >< [plustek] >#< [plustek] ># for setting the calibration strip position< [plustek] ># (WARNING: there's no internal range check!!!)< [plustek] ># -1 means use built in< [plustek] ># (can also be set via frontend)< [plustek] >option posShadingY -1< [plustek] Decoding option >posShadingY< [plustek] >option tpaShadingY -1< [plustek] Decoding option >tpaShadingY< [plustek] >option negShadingY -1< [plustek] Decoding option >negShadingY< [plustek] >< [plustek] >#< [plustek] ># to invert the negatives, 0 disables the feature< [plustek] >#< [plustek] >option invertNegatives 0< [plustek] Decoding option >invertNegatives< [plustek] >< [plustek] >#< [plustek] ># to disable the internal sensor speedup function,< [plustek] ># 1 disables the feature< [plustek] >#< [plustek] >option disableSpeedup 0< [plustek] Decoding option >disableSpeedup< [plustek] >< [plustek] >#< [plustek] ># to save/restore coarse calibration data< [plustek] ># (can also be set via frontend)< [plustek] >option cacheCalData 0< [plustek] Decoding option >cacheCalData< [plustek] >< [plustek] >#< [plustek] ># use alternate calibration routines< [plustek] >#< [plustek] >option altCalibration 0< [plustek] Decoding option >altCalibration< [plustek] >< [plustek] >#< [plustek] ># for skipping whole calibration step< [plustek] >#< [plustek] >option skipCalibration 0< [plustek] Decoding option >skipCalibration< [plustek] >< [plustek] >#< [plustek] ># for skipping entire fine calibration step< [plustek] ># coarse calibration is done< [plustek] >#< [plustek] >option skipFine 0< [plustek] Decoding option >skipFine< [plustek] >< [plustek] >#< [plustek] ># discard the result of the fine white calibration< [plustek] >#< [plustek] >option skipFineWhite 0< [plustek] Decoding option >skipFineWhite< [plustek] >< [plustek] >#< [plustek] ># some scanners have a dark calibration strip, in< [plustek] ># general this one should be used for calibration.< [plustek] ># As this could cause some trouble, this option< [plustek] ># overrides that and the dark calibration will be< [plustek] ># done by switching the lamp off< [plustek] >#< [plustek] >option skipDarkStrip 0< [plustek] Decoding option >skipDarkStrip< [plustek] >< [plustek] ># for replacing the gain values found during coarse< [plustek] ># calibration< [plustek] ># (can also be set via frontend)< [plustek] >option red_gain -1< [plustek] Decoding option >red_gain< [plustek] >option green_gain -1< [plustek] Decoding option >green_gain< [plustek] >option blue_gain -1< [plustek] Decoding option >blue_gain< [plustek] >< [plustek] ># for replacing the offset values found during coarse< [plustek] ># calibration< [plustek] ># (can also be set via frontend)< [plustek] >option red_offset -1< [plustek] Decoding option >red_offset< [plustek] >option green_offset -1< [plustek] Decoding option >green_offset< [plustek] >option blue_offset -1< [plustek] Decoding option >blue_offset< [plustek] >< [plustek] >#< [plustek] ># for replacing the default lampoff settings, this< [plustek] ># works only for CIS devices like CanoScan LiDE20< [plustek] ># (can also be set via frontend)< [plustek] >option red_lampoff -1< [plustek] Decoding option >red_lampoff< [plustek] >option green_lampoff -1< [plustek] Decoding option >green_lampoff< [plustek] >option blue_lampoff -1< [plustek] Decoding option >blue_lampoff< [plustek] >< [plustek] >#< [plustek] ># for adjusting the default gamma values< [plustek] ># (can also be set via frontend)< [plustek] >option redGamma 1.0< [plustek] Decoding option >redGamma< [plustek] >option greenGamma 1.0< [plustek] Decoding option >greenGamma< [plustek] >option blueGamma 1.0< [plustek] Decoding option >blueGamma< [plustek] >option grayGamma 1.0< [plustek] Decoding option >grayGamma< [plustek] >< [plustek] >#< [plustek] ># to enable TPA (EPSON or UMAX, if autodetection fails)< [plustek] ># 0 means default behaviour as specified in the internal tables< [plustek] ># 1 means enable (needed for UMAX 3450)< [plustek] >option enableTPA 0< [plustek] Decoding option >enableTPA< [plustek] >< [plustek] >#< [plustek] ># model override functionality, currently only available for< [plustek] ># Mustek devices, using NSCs' vendor ID: 0x0400 and< [plustek] ># also their product ID: 0x1000 (LM9831) 0x1001 (LM9832)< [plustek] >#< [plustek] ># mov/PID | 0x1000 | 0x1001< [plustek] ># ---------------------------------------< [plustek] ># 0 (default)| BearPaw1200 | BearPaw 2400< [plustek] ># 1 | ignored | BearPaw 1200< [plustek] >#< [plustek] >option mov 0< [plustek] Decoding option >mov< [plustek] >< [plustek] >#< [plustek] ># and of course the device-name< [plustek] >#< [plustek] ># device /dev/usbscanner< [plustek] >device auto< [plustek] Decoding device name >auto< [plustek] >< [plustek] >#< [plustek] ># to define a new device, start with a new section:< [plustek] ># [usb]< [plustek] >#< [plustek] attach (auto, 0xbfd7509c, (nil)) [plustek] Device configuration: [plustek] device name : >auto< [plustek] USB-ID : >< [plustek] model ovr. : 0 [plustek] warmup : -1s [plustek] lampOff : 300 [plustek] lampOffOnEnd : yes [plustek] cacheCalData : no [plustek] altCalibrate : no [plustek] skipCalibr. : no [plustek] skipFine : no [plustek] skipFineWhite: no [plustek] skipDarkStrip: no [plustek] incDarkTarget: yes [plustek] invertNegs. : no [plustek] dis.Speedup : no [plustek] pos_x : 0 [plustek] pos_y : 0 [plustek] pos_shading_y: -1 [plustek] neg_x : 0 [plustek] neg_y : 0 [plustek] neg_shading_y: -1 [plustek] tpa_x : 0 [plustek] tpa_y : 0 [plustek] tpa_shading_y: -1 [plustek] red gain : -1 [plustek] green gain : -1 [plustek] blue gain : -1 [plustek] red offset : -1 [plustek] green offset : -1 [plustek] blue offset : -1 [plustek] red lampoff : -1 [plustek] green lampoff: -1 [plustek] blue lampoff : -1 [plustek] red Gamma : 1.00 [plustek] green Gamma : 1.00 [plustek] blue Gamma : 1.00 [plustek] gray Gamma : 1.00 [plustek] --------------------- [plustek] usbDev_open(auto,) - 0x93e81e8 [plustek] Vendor ID=0x04A9, Product ID=0x220D [plustek] usbio_DetectLM983x [plustek] usbio_DetectLM983x: found LM9832/3 [plustek] Detected vendor & product ID: 0x04A9-0x220D [plustek] Device description for >0x04A9-0x220D< found. [plustek] usb_initDev(41,0x04a9,-1) [plustek] Device WAF : 0x00004002 [plustek] Transferrate: 1000000 Bytes/s [plustek] Device Flags: 0x00000000 [plustek] Vendor adjusted to: >Canon< [plustek] LAMP-STATUS: 0x00000000 (off) [plustek] RESETTING REGISTERS(-1) - 0x80 [plustek] SETTING THE MISC I/Os [plustek] MISC I/O after RESET: 0x66, 0x16, 0x91 [plustek] Scanner not ready!!! [plustek] Calibration file-names set to: [plustek] >/home/james/.sane/Canon_CanoScan_N670U_N676U_LiDE20-coarse.cal< [plustek] >/home/james/.sane/Canon_CanoScan_N670U_N676U_LiDE20-fine.cal< [plustek] usb_SetScanParameters() [plustek] Scanner not ready!!! [plustek] UIO error [plustek] usbDev_getCaps() [plustek] Scanner information: [plustek] Vendor : Canon [plustek] Model : CanoScan N670U/N676U/LiDE20 [plustek] Flags : 0x00000000 [plustek] drvclose() [plustek] usbDev_stopScan() [plustek] usbDev_ScanEnd(), start=0, park=0 [plustek] UIO error [plustek] usbDev_close() [plustek] attach: model = >CanoScan N670U/N676U/LiDE20< [plustek] sane_get_devices (0xbfd7721c, 0) device `plustek:libusb:002:004' is a Canon CanoScan N670U/N676U/LiDE20 flatbed scanner [plustek] sane_exit [plustek] Shutdown called (dev->fd=-1, libusb:002:004) [plustek] Lamp-Timer stopped Also, I have no entries in /proc/bus/usb, but I don't believe this is an issue. Please correct me if I'm wrong. James -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.alioth.debian.org/pipermail/sane-devel/attachments/20120628/ed0e317e/attachment-0001.html>