Fujitsu FI-6230Z User Manual

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Chapter 8 Troubleshooting
145
There are black traces on the document.
Are you scanning documents written in lead pencil?
Yes
When you scan documents written in lead pencil, make sure to clean the rollers 
frequently. Otherwise, the rollers will be contaminated which may leave black 
traces on the document or cause feeding errors.
For details about cleaning, refer to 
No 
Are the glass and rollers inside the ADF clean?
No
Perform cleaning.
For details, refer to 
Yes 
If the problem persists, check the items in 
 first, then contact your FUJITSU scanner dealer or 
an authorized FUJITSU scanner service provider.