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TROUBLE-
SHOOTING
9 Troubleshooting
The following table contains an overview of the most frequent operating errors or problems and their
possible causes and remedies. Before calling our service desk, please consult this table which has been
compiled by our service engineers. In most cases you will be able to solve the problem on your own.
If you cannot rectify a fault using the instructions provided, please disconnect from the mains. Wait at least ten seconds
and reconnect.
If the fault recurs, please contact your customer information centre.
The faxes are of poor quality
Possible cause
Remedy
Error
You or your fax correspondent
receive blank pages.
Your fax correspondent sends the wrong
(blank) side of a document.
The printer is faulty.
Your fax correspondent must feed the
document properly.
Test the fax machine by making a copy.
If your copy is faultless the
correspondent's fax machine might be
defective. Call service if necessary.
Faxes are of poor quality.
The document contains photographs or
small print.
The document lacks contrast.
Your fax machine is faulty.
Change the resolution setting to FINE or
PHOTO.
Check the document.
Test the fax machine by making a copy. If
your copy is faultless the
correspondent's fax machine might be
defective. Call service if necessary.
Your fax or your recipients fax
machine produces black lines
when printing.
There is paper in the sheet feeder or the
scanner is dirty.
Your fax machine is faulty.
Open the operation panel and remove
the paper from the document feed slot.
Test the fax machine by making a copy.
If your copy is faultless the
correspondent's fax machine might be
defective. Call the service if necessary.
Your fax machine produces white
lines when printing.
Your thermal print head is dirty.
Copy a black page several times until the
lines disappear.