Easy Scan 19200
24
9. Troubleshooting
Problem
Possible cause
Solution
Scan too dark.
Scanner not yet
warmed up.
Let the scanner warm up
for a few minutes before
scanning.
Monitor too dark.
Change the monitor
brightness.
Brightness in the
TWAIN incorrectly
set.
Set the brightness of the
TWAIN driver.
Scan is of poor
quality.
Resolution too low.
Set the resolution of the
TWAIN driver to at least
300 dpi.
Number of colours
on VGA card too
low.
Set your display adapter to
a minimum of 65,536
colours.
Glass plate is dirty.
Clean the glass plate.
Scanner working
sluggishly.
Printer port not set
to EPP in the
BIOS.
Consult the user’s guide of
your
computer/motherboard for
details of setting the printer
port in the BIOS.
Resolution is set too
high.
Only use high resolutions
(>300 dpi) for small
originals.
Normally 300 dpi is
sufficient for an image or
text.
Insufficient memory. Minimum 8MB necessary.
16 MB is recommended
for Windows 3.1x or 32
MB for Windows 95.
