[sane-devel] problems with HP 7450c

[René Rebe]

Hi,

Marcus Hufgard (Kalkwerk Hufgard GmbH) wrote:

> I use sane 1.0.15 on Linux compiled by source. I use the newest 
> avision-sane backend 1.0 Build 106.

Ouhm - I'm currently in a process of reorganzation quite huge code
fragments to support new scanner modeles (including duplex scanning). I
have not yet tested this Build with a ordinary device like the HP 74xx
... But I have one near my desk and can do so in the night ...

> [root@w01glt03 sane-avision]# sane-find-scanner
> 
>  # No SCSI scanners found. If you expected something different, make 
> sure that
>  # you have loaded a SCSI driver for your SCSI adapter.
> 
> found USB scanner (vendor=0x03f0 [hp], product=0x0801 [hp scanjet 
> 7400c]) at libusb:001:020
> found USB scanner (vendor=0x0c4b [Reiner-SCT], product=0x0100 [cyberJack 
> pinpad(a)]) at libusb:001:018
>  # 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.
> 
> 
> 
> The debug output of starting xscanimage gives this:
> 
> ...
> [avision] sane_init: config file line 19: trying to attach SCSI: scsi HP'
> [avision] sane_init: parsing config line "scsi hp"
> [avision] sane_init: config file line 20: trying to attach SCSI: scsi hp'
> [avision] sane_init: parsing config line ""
> [avision] sane_init: config file line 21: ignoring empty line
> [avision] sane_init: parsing config line "scsi /dev/scanner"
> [avision] sane_init: config file line 22: trying to attach SCSI: scsi 
> /dev/scanner'
> [avision] sane_init: parsing config line "# usb libusb:002:003"
> [avision] sane_init: config file line 23: ignoring comment line
> [avision] sane_init: parsing config line "# usb 0x03f0 0x0701"
> [avision] sane_init: config file line 24: ignoring comment line
> [avision] sane_init: parsing config line ""
> [avision] sane_init: config file line 25: ignoring empty line
> [avision] sane_init: Trying to find USB device 638 a24 ...
> [avision] sane_init: Trying to find USB device 638 a23 ...
> [avision] sane_init: Trying to find USB device 638 a18 ...
> [avision] sane_init: Trying to find USB device 638 a16 ...
> [avision] sane_init: Trying to find USB device 638 a13 ...
> [avision] sane_init: Trying to find USB device 638 a18 ...
> [avision] sane_init: Trying to find USB device 638 a16 ...
> [avision] sane_init: Trying to find USB device 3f0 701 ...
> [avision] sane_init: Trying to find USB device 3f0 701 ...
> [avision] sane_init: Trying to find USB device 3f0 801 ...
> [avision] attach: (Version: 1.0 Build: 106)
> [avision] attach: using interrupt transfers for status reads.
> [avision] attach: opening libusb:001:020
> [avision] attach: open failed (Device busy)
> 
> do you have any idea?

Openen by some other program - or the hpusbscsi kernel driver?

-- 
René Rebe - Rubensstr. 64 - 12157 Berlin (Europe / Germany)
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