plustek: op4830 scan probs
Subject:
Re: op4830 scan probs
From:
"Jaeger, Gerhard" ####@####.####
Date:
25 Jul 2001 18:04:45 -0000
Message-Id: <01072520072900.00667@ruebennase>
Hi Rob,
this is quite strange!
Well you might use the current version 0.39 or you test
the scanning stuff by using xscanimage so you will have a better control
of what you're scanning.
I've tested it here on my box and it works, sorry
Gerhard
On Tuesday, 24. July 2001 12:57, Robert Fendt wrote:
> hi *
>
> i'm trying to get my scanner to work on my box:
> dual PIII/667MHz
> Debian GNU/Linux 2.2
> kernel 2.2.19
> scanner: plustek OP4830P
>
> i preformed the following steps:
> 1) i got sane-1.0.4 (backends), compiled and installed it. this resulted in
> the new program 'scanimage' 2) i got the driver for my scanner that's said
> to work with sane-1.0.4, namely 'plustek-module-0_37_23.tar.gz', compiled
> and installed this also. 3) i added the lines
> alias char-major-40 pt_drv
> post-install pt_drv modprobe -k parport
> options pt_drv lampoff=180 warmup=15 port=0x387 lOffonEnd=0 mov=0
> to /etc/modules.conf via 'update-modules'
> 4) i ran 'make load', which created the files in /dev
>
> now, after i reboot, the scanner is there as 'scanimage -L' tells me so:
> 'plustek:/dev/pt_drv is a Plustek 4380P Driver Version 0.37 flatbed
> scanner' BUT:
> when i try to REALLY scan with 'scanimage -d plustek > testimage.ppm' the
> following weird things happen: 1) the ccd-array of the scanner moves 3mm
> forward and then backward to its start position. 2) the 'scanimage' program
> obviously continues operation, i.e. reading data from the scanner, as the
> prompt returns to the console i'm working on after maybe 20sec. 3) after
> that, i have a new file 'testimage.ppm' in my dir, but when i view it with
> gimp, its empty, blank, white or whatever. anyway, it has a size of over
> 4MB. 4) if i try another scan, 'scanimage' tells me that no scanners are
> present, although i have the 'pt_drv'-module still in the output of
> 'lsmod'.
>
> i assume that there is data transferred from the scanner to the host, just
> the ccd-array isn't moving. what could be the problem? under wind**s, it
> worked ;(.
>
> another thing: what exactly is the difference between:
> 'plustek-module-0_37_23.tar.gz' and
> 'plustek-sane-0_37_23.tar.gz'?
> do i maybe need plustek-sane instead of plustek-module, which i downloaded?
>
> thanx very much for your help
>
> rob
>
