Troubleshooting, Diro – Panasonic 990 User Manual
Page 146
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Troubleshooting
Diro
If the receiving party reports that the received documents were black, or contained black lines, try making a
copy on your unit to verify. If the copy is black or has black lines, the document Scanning Area is probably
dirty and must be cleaned.
To clean the Scanning Area
Open the ADF Door.
Wipe the Scanning Area gently with a soft
cloth gauze wet with ethyl alcohol. Be sure to
use a clean cloth, the scanning area can be
easily scratched.
146
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