I'm using Debian unstable with kernel 2.4.18-pre8, sane 1.0.7(epson backend 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 <[email protected]> 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 > > [email protected] > > http://www.mostang.com/mailman/listinfo/sane-devel -- Sergey Smirnov
