[sane-devel] how to configure/scan with an Epson Xp-4100 printer/scanner

[Thierry HUCHARD]

Le 2020-11-04 19:07, Marco Fioretti a écrit :
> Greetings,
> 
> I just received an Epson XP-4100 multifunction printer, and connected
> it to an Ubuntu 20.04 desktop, with all updates installed, as well as
> the packages sane and sane-utils
> 
> Printing works fine, scanning does not.  lsusb, scanimage and avahi
> browse do list the scanner (see outputs below), and its web interface
> of the scanner is reachable at http://127.0.0.1:60000/
> 
> However:
> 
> * the Epson imagescan package does not find any device.
> 
> * the web interface at Product Status -> Network says
> 
> 		Device Name :
> 		EPSON309A2B
> 
> 		Connection Status :
> 		Disable
> 
> and I can't find any way to enable it from there
> 
> * if I run scanimage I get "scanimage: sane_start: Invalid argument"
> (see details below)
> * skanlite sees the scanner, but cannot actually scan: it just makes
> it click for a few minutes, during which the scanner display says
> "Scanning the original", then aborts, just like scanimage (see its
> output below)
> 
> I have configured and used lots of scanners under Linux for years
> including shell scripts to scan lots of documents, but honestly I have
> no idea what to do how or check next to make scanning work this
> time... Any advice is very welcome
> 
> Thanks in advance,
> Marco
> 
> COMMAND OUTPUTS:
> 
> #> lsusb...
> Bus 001 Device 005: ID 04b8:1137 Seiko Epson Corp. XP-4100 Series
> 
> #> scanimage -L
> device `escl:http://127.0.0.1:60000' is a ESCL XP-4100 Series
> [583642553130313920] flatbed scanner
> 
> #> avahi-browse -rt _uscan._tcp
> +     lo IPv4 XP-4100 Series [583642553130313920]
> _uscan._tcp          local
> =     lo IPv4 XP-4100 Series [583642553130313920]
> _uscan._tcp          local
>    hostname = [polaris.local]
>    address = [127.0.0.1]
>    port = [60000]
>    txt = ["txtvers=1" "vers=2.63" "rs=eSCL" "ty=EPSON XP-4100 Series"
> "pdl=application/pdf,image/jpeg" "cs=binary,grayscale,color"
> "duplex=F" "adminurl=http://127.0.0.1:60000/PRESENTATION/BONJOUR"
> "UUID=cfe92100-67c4-11d4-a45f-381a52309a2b" "note="
> "representation=http://127.0.0.1:60000/icon.png"]
> 
> #> scanimage -d "escl:http://127.0.0.1:60000" -p --format=tiff
> --mode=Color --resolution=1200dpi > gigio.tiff
> Capability : [(null)]
> Capability : [image/jpeg]
> scanimage: rounded value of resolution from 1200 to 1200
> scanimage: rounded value of br-x from 0 to 0
> scanimage: rounded value of br-y from 0 to 0
> scanimage: sane_start: Invalid argument
> 
> #> skanlite
> "deviceOption value="
> ("image/bmp", "image/jpeg", "image/png", "image/tiff",
> "image/vnd.microsoft.icon", "image/vnd.wap.wbmp", "image/webp",
> "image/x-eps", "image/x-icns", "image/x-pcx", "image/x-pic",
> "image/x-portable-bitmap", "image/x-portable-graymap",
> "image/x-portable-pixmap", "image/x-rgb", "image/x-tga",
> "image/x-xbitmap", "image/x-xpixmap")
> "escl:http://127.0.0.1:60000"
> "escl:http://127.0.0.1:60000"
> Capability : [(null)]
> Capability : [image/jpeg]
> "escl:http://127.0.0.1:60000"
> "escl:http://127.0.0.1:60000"
> sane_start= Invalid argument

Hi

Update your sane version, this should solve the problem:

# sudo add-apt-repository ppa:sane-project/sane-git
# sudo apt-get update
# sudo apt install libsane libsane-common sane-utils

Thierry