[sane-devel] Epson Perfection 1650

[Sergey Smirnov]

I'm using Debian unstable with kernel 2.4.18-pre8, sane 1.0.7(epson backend š 
0.2.19, xsane 0.84
I have increased timeout up to 160
#define RD_NAK_TIMEOUT (160*HZ)
I also tried with SANE_DEBUG_EPSON=64
...
[epson] receive buf, expected = 4, got = 4
[epson] receive buf, expected = 45, got = 45
[epson] SANE_START: color: 19
[epson] SANE_START: resolution (x, y): (1600, 1600)
[epson] SANE_START: area[dots] (x-offset, y-offset), (x-range, y-range): 
(765, 9900), (1488,2273)
[epson] SANE_START: data format: 16
[epson] SANE_START: halftone: 0
[epson] SANE_START: brightness: 0
[epson] SANE_START: gamma: 2
[epson] SANE_START: zoom[percentage] (x, y): (100, 100)
[epson] SANE_START: color correction: 128
[epson] SANE_START: outline emphasis: 0
[epson] SANE_START: read mode: 0
[epson] SANE_START: mirror image: 0
[epson] SANE_START: (new B6 or B7 command ESC s): 0
[epson] SANE_START: (new B6 or B7 command ESC t): 128
[epson] SANE_START: line counter: 3
[epson] SANE_START: extension control: 1
[epson] SANE_START: (new B6 or B7 command ESC N): 1
[epson] send buf, size = 2
[epson] sane_get_parameters()
[epson] Preview = 0
[epson] Resolution = 1600
[epson] get para 0x80fbe80 0x80fc528 tlx 12.143967 tly 157.164154 brx 
35.803833 bry 193.255493 [mm]
[epson] sane_read: begin
[epson] sane_read: begin scan1
[epson] error in receive - status = 5
[epson] receive buf, expected = 6, got = -1
...

> Sergey,
>
> which Linux distribution are you using? What kernel and
> Sane version?
>
> You probably have some messages on your console about
> USB timeouts after this happens. The reason is very likely
> that your kernel is too old and does not have the increased
> timeout for USB scanner transmissions.
>
> Please see my page at http://www.khk.net/sane/faq.html for
> more information.
>
> Karl Heinz
>
> Sergey Smirnov <svs@leaves.ru> said:
> >  Hi,
> > I have problem with Epson Perfection 1650.
> > I can't scan negative film with resolution more than 1200.
> > I/o error and only power off reset scanner.
> > --
> > Sergey Smirnov
> > _______________________________________________
> > Sane-devel mailing list
> > Sane-devel@www.mostang.com
> > http://www.mostang.com/mailman/listinfo/sane-devel

-- 
Sergey Smirnov