Plustek OpticFilm OF8200IAI User Manual page 33

The scanned image
looks grainy on the
screen
The scanner scans
very slowly
The image looks
good in the
software that came
with the scanner
but it doesn't look
good when I
export the image
to another program
The image looks
good on screen but
very dark when
printed
There is a grinding
or rattling noise at
the beginning of
each scan
Your video mode is not set to show more than 256
colors
We recommend that you set your video mode to 16 bits
per pixel (65536 colors) or higher. Please consult your
video card, computer or Windows documentation to
change the video mode.
You are running other applications in the
background
Close all the other applications that are running in the
background.
You are scanning at a high resolution (DPI)
Reduce the resolution.
Different imaging programs use different Monitor
Gamma settings
Change the Monitor Gamma settings in either of the
programs so that they match. Please consult the help
files for each program to find out how to adjust the
Monitor Gamma.
The Monitor Gamma Settings or the scanner
brightness settings are not set properly
1) Change the Monitor Gamma to a value between 1.0
and 1.5. Please consult your help file for information on
how to adjust the Monitor Gamma.
2) Adjust the brightness control in the TWAIN window
before scanning.
The printer brightness setting is not set properly
Adjust the brightness in the printer. Some printers allow
you to change the brightness settings. Please consult
your printer documentation.
The scanner engages the gears and it initializes itself
before scanning
This noise is normal to the operation of the scanner.
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