Lots of luck.
Mark
Rod Pike wrote:
> Sorry if I'm repeating questions, I don't recall seeing the beginning of the
> thread.
>
> Is the 2920 terminated?
> Make sure you haven't left the ZIP terminator switched on in addition to the UMAX
> supplied terminator.
>
> It sounds like you are using the cable that came with the ZIP. What's the other
> cable you are using, I'm not familiar with the 2920 does it use a 25 pin D Sub,
> a 50 pin Centronics type or a 50 pin High density?
>
> Try simplifying your SCSI cabling. Does it work without the ZIP drive attached
> using the shortest cable and the supplied terminator?. If this passes or fails,
> try the longer cable. If both work or not try adding the ZIP to the end of the
> buss and using the internal termination in the ZIP to terminate the buss. I
> think the UMAX supplied terminator is passive, the one in the ZIP is active and
> should do a better job.
>
> I have a ZIP and UMAX 1220S as well. I would put the ZIP at the end of the buss
> instead of the scanner. I've tried other configurations and "seem" to remember
> having problems. I also "think" I had problems with the UMAX supplied cable but
> it's been a while and it may have been due to another device causing problems. I
> also tend to have alot of cabling/devices in my setup which can be problematic.
> You tend to get alot of discontinuities on the bus and different cabling with
> different impedances which can degrade the buss. Your setup doesn't sound like
> it should be a problem as long as the terminators are working properly which the
> above tests may help determine.
>
> I'm currently running 4 internal devices on a 5' ribbon and 3 external devices
> with about 8' of cable using an Adaptec 2940 and it's working (allways knock on
> wood). The scanner is the first external device on the buss, then the ZIP and
> finally an actively terminated hard drive is on the end of the buss.
>
> Hope that helps. Good luck
>
> Nathan Kennedy wrote:
>
> > The scsi bus is terminated at the scanner using the terminator that came with
> > it. The cable situation is a little long, but under the 20 ft.
> > specification. I have on 6 foot cable going from the scsi card to the zip
> > drive, and a three foot cord from the zip drive to the scanner.
> >
> > Nathan %-)
> >
> > Oliver Rauch wrote:
> >
> > > Nathan Kennedy wrote:
> > >
> > > > I just bought a brand new UMAX Astra 1200S scanner specifically for use
> > > > with sane. However it seems that it hangs on the initialization of the
> > > > scanner. I am using the card on an adaptec 2920 PCI card with a zip
> > > > drive in-line with the scanner.
> > > >
> > > > I have run the scanimage -T with a dll debug level of 128. Everything
> > > > goes fine, until it reaches the do_calibration command. Then it just
> > > > sits waiting for the scanner. I can usually <ctrl> c out of it, but any
> > > > attempt to unload the sg module and fdomain module results in a total
> > > > system lock up.
> > > >
> > > > Any help with this would be great. I am really looking forward to
> > > > removing windows off of my computer.
> > >
> > > Hi Nathan,
> > >
> > > is the scsi bus terminated correct on both ends of the bus,
> > > how long is the scsi bus (all scsi cables together)?
> > > is the driver for your scsi controller up to date?
> > > Is disconnect reconnect disabled?
> > >
> > > Bye
> > > Oliver
> > >
> > > --
> > > Homepage: http://www.wolfsburg.de/~rauch
> > > sane-umax: http://www.wolfsburg.de/~rauch/sane/sane-umax.html
> > > xsane: http://www.wolfsburg.de/~rauch/sane/sane-xsane.html
> > > E-Mail: mailto:Oliver.Rauch@Wolfsburg.DE
> > >
> > > --
> > > Source code, list archive, and docs: http://www.mostang.com/sane/
> > > To unsubscribe: echo unsubscribe sane-devel | mail majordomo@mostang.com
> >
> > --
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>
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