On Tue, 2003-05-20 at 02:55, Gene Heskett wrote: > On Monday 19 May 2003 15:20, rob wrote: > >Hi, > > > >I've just discovered that scanning crashes the usb system. What I > > get in syslog is this message: > > > >May 19 19:53:03 samantha kernel: uhci.c: a400: host system error, > > PCI problems? > >May 19 19:53:03 samantha kernel: uhci.c: a400: host controller > > halted. very bad > > > >Getting any more info is tricky as both my keyboard and mouse are > > usb. > > > >It's probably been a couple of months at least since I last > > scanned something so it's hard to know when the problem started > > prior to that it's been working great for at least 6 months. > > > >I'm running debian sid. 2.4.20. libsane 1.0.11. The scanner is > > the perfection 2450 photo. The crash happens after a couple of > > minutes of use. It happens with both the uhci and usb-uhci. With > > uhci the scanner continues to scan fine with usb-uhci it locks > > the scanner up too. I don't have any other firewire devices to > > test with. > > It might be your motherboard, older via chipsets would do that quite > regularly, or even totally freeze the machine in mid-scan.
I really hope this isn't the case. The odd thing is that it was working great for ages (scanned in over 1000 negatives). Any way I've ordered a pci usb card when it comes I'll try varios combinations of plugging things in to try and rule out (or confirm) a hardware problem. > > > >The command used is: > > > >scanimage --focus-position 'Focus 2.5mm above glass' --source > >'Transparency Unit' --mode gray --film-type 'Negative Film' -x > > 25mm -y 35mm -l 8.5mm -t 3.3mm --format pnm --resolution 2400 > > --depth 16 > filmNoir13.pnm > > > >If I can give any more info let me know. > > > >Thanks -- rob <mailingli...@pangolin.org.uk>