Avision AV6240 - Manual (Page 36)

6-3
3) If the fuse is burned again after the changing,
it means the invertor of the lamp is burned.
Call your local dealer or distributor to replace
the invertor.
Question: To get image from the scanner is no problem. But
when scanning, the scanner or the system will often
crash.
Answer: 1) Please check that the cable is firmly seated.
2) Only two SCSI terminators can be connected
to your SCSI daisy chain. One is at the end of
the SCSI device, the other already in your host
adapter. (Please see Section 2-2 for more
details.)
Question: Scanning, the scanner will often make noises, or it
scans back and forth.
Answer: Please select a lower speed from the TWAIN
user interface for low-speed PC.
Question: Why is it the scanned images always come out to
be too dark.
Answer: 1) Modify the Gamma setting to1.8 for your
monitor and, when printing, set the Gamma
setting to 2.2 for your printer.
2) Adjust the Brightness setting from the TWAIN
user interface to get a brighter image.
Question: The scanner works well otherwise but for the
line art, of which the lines seem to be much
thicker than those of the original.
Answer: Use the Brightness or Threshold setting to
control the line art image.