Ubuntu 12.04 64bit
# sane-find-scanner will now attempt to detect your scanner. If the
# result is different from what you expected, first make sure your
# scanner is powered up and properly connected to your computer.
# No SCSI scanners found. If you expected something different, make sure that
# you have loaded a kernel SCSI driver for your SCSI adapter.
found USB scanner (vendor=0x04b8 [EPSON], product=0x0122 [EPSON Scanner]) at libusb:002:006
# Your USB scanner was (probably) detected. It may or may not be supported by
# SANE. Try scanimage -L and read the backend's manpage.
# Not checking for parallel port scanners.
# Most Scanners connected to the parallel port or other proprietary ports
# can't be detected by this program.
# You may want to run this program as root to find all devices. Once you
# found the scanner devices, be sure to adjust access permissions as
$ apt-cache policy xsane
*** 0.998-3ubuntu2 0
500 http://hk.archive.ubuntu.com/ubuntu/ precise/universe amd64 Packages
Simple scan can't find it - Unable to connect to scanner
Found following link;
Ubuntu Scanner Epson Perfection 3490 Photo
# Epson Perfection 3490
usb 0x04b8 0x0122
- I changed the permissions for the files in /proc/bus/usb/001/ to enable read/writing for group and other
/proc/bus/usb: No such file or directory
Please help. Thanks