[sane-devel] HP 6300C woes with Fedora 19 and sane 1.0.24

[m. allan noah]

I had one of these scanners, which only spoke usb 1.0 (not 1.1). It
was flaky when used over usb, no matter what system I tried it on. You
might have more luck than me, but eventually I threw mine away.

allan

On Fri, Jan 17, 2014 at 2:51 PM, md <sane at rovoreed.com> wrote:
> Sorry if this is the wrong place to ask, but I'm going around in circles.
>
> I'm having problems getting my HP 6300C scanner recognised by SANE 1.0.24-7 under Fedora Core 19 (Linux version 3.11.9-200.fc19.x86_64).
> Basically, the system says I've got no hardware attached. I've read the man pages, but as with all these sorts of problems I don't know if what I'm reading on the WWW is up-to-date or if it is longer relevant.
>
> sane-find-scanner says my scanner exists...
>
> [mike at xxxx ~]$ sane-find-scanner
>
>   # sane-find-scanner will now attempt to detect your scanner. If the
>   # result is different from what you expected, first make sure your
>   # scanner is powered up and properly connected to your computer.
>
>   # No SCSI scanners found. If you expected something different, make sure that
>   # you have loaded a kernel SCSI driver for your SCSI adapter.
>
> found USB scanner (vendor=0x03f0 [Hewlett-Packard], product=0x0601 [HPScanJet 6300C]) at libusb:002:013
>
>   # Your USB scanner was (probably) detected. It may or may not be supported by
>   # SANE. Try scanimage -L and read the backend's manpage.
>
>   # Not checking for parallel port scanners.
>
>   # Most Scanners connected to the parallel port or other proprietary ports
>   # can't be detected by this program.
>
>   # You may want to run this program as root to find all devices. Once you
>   # found the scanner devices, be sure to adjust access permissions as
>   # necessary.
>
> --------------------------------------------
>
> ... so I'm guessing it's something to do with the backend. It doesn't appear as if anything is created in /dev for the device, so it could be a udev problem as well.
>
> The file /usr/lib/udev/rules.d/65-sane-backends.rules contains stuff for the HP 6300C, but that I assume is for the SCSI version because the lines
>
> # Hewlett-Packard ScanJet 6300C
> ATTRS{type}=="3", ATTRS{vendor}=="HP", ATTRS{model}=="C7670A", ENV{libsane_matched}="yes"
>
> dont agree with my vendor/model as given by lsusb, i.e.
>
> [mike at xxxx ~]$ lsusb -v -s 2:13
>
> Bus 002 Device 013: ID 03f0:0601 Hewlett-Packard ScanJet 6300c
> Device Descriptor:
>   bLength                18
>   bDescriptorType         1
>   bcdUSB               1.00
>   bDeviceClass            0 (Defined at Interface level)
>   bDeviceSubClass         0
>   bDeviceProtocol         0
>   bMaxPacketSize0         8
>   idVendor           0x03f0 Hewlett-Packard
>   idProduct          0x0601 ScanJet 6300c
>   bcdDevice            1.00
>   iManufacturer           1 (error)
>   iProduct                2 HP ScanJet 6300C
>   iSerial                 3 00000060PSPE
>   bNumConfigurations      1
>   Configuration Descriptor:
>     bLength                 9
>     bDescriptorType         2
>     wTotalLength           39
>     bNumInterfaces          1
>     bConfigurationValue     1
>     iConfiguration          0
>     bmAttributes         0x60
>       (Missing must-be-set bit!)
>       Self Powered
>       Remote Wakeup
>     MaxPower                0mA
>     Interface Descriptor:
>       bLength                 9
>       bDescriptorType         4
>       bInterfaceNumber        0
>       bAlternateSetting       0
>       bNumEndpoints           3
>       bInterfaceClass         0 (Defined at Interface level)
>       bInterfaceSubClass      0
>       bInterfaceProtocol      0
>       iInterface              0
>       Endpoint Descriptor:
>         bLength                 7
>         bDescriptorType         5
>         bEndpointAddress     0x81  EP 1 IN
>         bmAttributes            2
>           Transfer Type            Bulk
>           Synch Type               None
>           Usage Type               Data
>         wMaxPacketSize     0x0040  1x 64 bytes
>         bInterval               0
>       Endpoint Descriptor:
>         bLength                 7
>         bDescriptorType         5
>         bEndpointAddress     0x02  EP 2 OUT
>         bmAttributes            2
>           Transfer Type            Bulk
>           Synch Type               None
>           Usage Type               Data
>         wMaxPacketSize     0x0010  1x 16 bytes
>         bInterval               0
>       Endpoint Descriptor:
>         bLength                 7
>         bDescriptorType         5
>         bEndpointAddress     0x83  EP 3 IN
>         bmAttributes            3
>           Transfer Type            Interrupt
>           Synch Type               None
>           Usage Type               Data
>         wMaxPacketSize     0x0001  1x 1 bytes
>         bInterval             250
> Device Status:     0x0001
>   Self Powered
> [mike at xxxx ~]$
>
> I've got no files at all in /usr/lib64/sane, and Fedora does not appear to have a package called "sane-hp" so, what is the backend library for my scanner called and where should I find it ?
>
> Thanks for any assistance.
>
> Mike
>
>
>
>
>
>
>
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