Fujitsu fi-5900C Operator's Manual page 168

Symptom 5
Did you choose an appropriate
value for the resolution setting?
Did you select "Binary black and white"?
Is the glass inside the ADF clean?
If the problem can not be resolved with this flowchart, refer to "6.4
Before Contacting a Service Provider."
After checking the items given in section 6.4, contact an authorized
FUJITSU scanner service provider or your dealer.
(*1) When scanning with halftone, grey scale or color, the images might not become
sharp and clear. If possible, set the image type on the scanner driver to "Binary
black and white".
(*2) Refer to "4.5 Cleaning the Transport path and the sensors" on page
148
6.3 Troubleshooting
Quality of scanned text or lines is unsatisfactory.
NO
YES
NO
YES
NO
YES
Increase the value for the
resolution setting on the
scanner driver.
Select "Binary black and white"
on the scanner driver.
(*1)
Clean the dirty locations.
(*2)
118.