Hi all, > Am 07.08.2020 um 12:27 schrieb Olaf Meeuwissen <[email protected]>: > > Hi Torfinn, Jono, > > Torfinn Ingolfsen writes: > >> On Fri, Aug 7, 2020 at 2:31 AM Jono <[email protected]> wrote: >>> >>> My scanner is: >>> >>> ______________________________ >>> $ lsusb >>> . >>> . >>> Bus 003 Device 013: ID 04b8:0121 Seiko Epson Corp. GT-F500/GT-F550 >>> [Perfection 2480/2580 PHOTO] >>> ================================== >> >> First of all: it does seem wrong that SANE tries to use the snapscan >> backend (see sane-snapscan(5) man page) with your scanner. Since it is >> ... > > Sorry to tell you wrong but there are several EPSON scanners that speak > a protocol different from EPSON's ESC/I protocol. The latter is > supported by the epson, epson2 and epsonds backends and the epkowa and > utsushi external backends. Some of those "odd-ball" scanners are > supported by the snapscan backend.
This one (Perfection 2480 / 2580) definitely is supported by the snapscan backend. >> The firmware is not distributed by SANE for obvious reasons. If you >> have such a scanner, you will have to find and extract the firmware >> file from the (Windows) driver / install yourself. (I had a SnapScan >> scanner once, there was a SnapScan_XXX.bin file in a directory of the >> windows install; this was the firmware so I just copied it and >> configured SANE to use it) > > You should also be able to find it in the RPMs that you can download via > > http://download.ebz.epson.net/dsc/search/01/search/?OSC=LX > > The firmware file does not depend on the gcc version or CPU type. You > are looking for a file matching esfwXX.bin, IIRC, where the XX is a two > digit hexadecimal value. According to my notes, the firmware file for this scanner is named esfw41.bin. Kind regards, Oliver
