[sane-devel] HP SCANJET 4500c trouble

[gcasados at solar.cinvestav.mx]

Hello again Ilia.

The chip companion for the already mentioned is a GL660USB

I hope this will be helpfull also

Thanks

> Hello Ilia.
>
> I did what you have requested. Following is the scanimage debug output:
>
> [sanei_debug] Setting debug level of hp5590 to 50.
> [hp5590] SANE backed for HP ScanJet 4500C/4570C/5500C/5550C/5590/7650
> 1.0.5
> [hp5590] (c) Ilia Sotnikov <hostcc at gmail.com>
> [hp5590] attach_usb_device: Opening USB device
> [hp5590] attach_usb_device: USB device opened
> [hp5590] hp5590_init_scanner
> [hp5590] hp5590_cmd: USB-in-USB: command : 0012
> [hp5590] hp5590_control_msg: USB-in-USB: core data: no
> [hp5590] hp5590_control_msg: USB-in-USB: sending control msg
> [hp5590] hp5590_control_msg: USB-in-USB: checking acknowledge for control
> message
> [hp5590] hp5590_get_ack
> [hp5590] hp5590_get_ack: USB-in-USB: accepted
> [hp5590] hp5590_get_ack: USB-in-USB: not accepted (status 0)
> [hp5590] sane_hp5590_get_devices, local only: 0
> [hp5590] Found 0 devices
> scanimage: no SANE devices found
> [hp5590] sane_hp5590_exit
>
> Image file is zero length.
>
> The scanner hangs after scanimage exits.
>
> I open the scanner and mover the shield that covers the main chip, it
> has no manufacturer label just the following numbers:
>
> 26-00145-00A
> 0214M1B9K
>
> Does anybody know something about this chip?
> I hope this numbers could be useful.
>
> Thanks a lot in advance.
>
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>
>> On Thu, Dec 31, 2009 at 9:47 PM,  <gcasados at solar.cinvestav.mx> wrote:
>>> I have an HP SCANJET 4500c scanner. It works well under Windows but I
>>> want
>>> get rid off such operating system. I found my scanner is supported by
>>> SANE
>>> development source using HP5590 backend.
>>
>> Hello, Gaspar!
>>
>> The support of the scanner was added only based on the assumption that
>> is's more or less similar to HP 5590/5550 models. In the other words,
>> I haven't tested it on real hardware. Now it's time to do that ;)
>>
>>> When I issue the command
>>> sane-find-scanner it returns:
>>>
>>> This is sane-find-scanner from sane-backends 1.0.21cvs
>> ...
>>>    checking for HP4500C/4570C/5500C/5550C/5590/7650 chipset ...
>>>    Didn't get correct confirmation for USB-in-USB command (needed:
>>> 0x01,
>>> got: 0x00
>>> <Couldn't determine the type of the USB chip (result from sane-backends
>>> 1.0.21cvs)>
>>>
>>
>> The confirmation error is rather strange - haven't seen that before.
>> However, the error sane-find-scanner reports doesn't always means that
>> you couldn't use the scanner at all - the utility serves only
>> diagnostic purposes.
>>
>>>
>>> What could be the problem with
>>>
>>>    checking for HP4500C/4570C/5500C/5550C/5590/7650 chipset ...
>>>    Didn't get correct confirmation for USB-in-USB command (needed:
>>> 0x01,
>>> got: 0x00 ?
>>
>> At least, the error explains why sane-find-scanner reported no devices.
>>
>> Could you, please, try to scan eg. using scanimage with backend debug
>> enabled? The command
>> SANE_DEBUG_HP5590=50 scanimage 1>img.pnm 2>hp5590.log
>> will do that, you will get the debug information in hp5590.log and
>> resulting image in img.pnm.
>>
>> Thanks in advance,
>> --
>>  Ilia Sotnikov
>>
>
>
>
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