128
Problem Solving
Troubleshooting
If You Have Any of These Problems
Mode
Symptom
Cause / Action
Page
During Transmission
Document doesn't
feed/multiple feed
1. Check that your document is free of staples and paper
clips, and that it is not greasy or torn.
2. Check that your document is the right type to send through
a fax machine by consulting the list on "Documents You
Cannot Send". If your document has the characteristics
listed, make a photocopy of your document and send the
copy instead.
3. Check that the document is loaded properly.
4. Adjust the ADF Pressure.
40
41
140
Document jam
The Information Code 031 will appear on the display if the
document becomes jammed.
136
Does not stamp
1. Check if Stamp LED is lit.
2. Check Fax parameter No. 04 and No. 28 settings.
43
36
37
Stamp too light
Replace stamp.
141
Transmission Copy
Quality
Vertical lines on the
transmitted document
Check own copy quality. If copy is OK, your machine has no
problem, report to the receiving party that they have a
problem. If copy is NG, clean the Document Scanning Area.
137
Transmitted document
is blank
1. Make sure the document is set face down.
2. Check own copy quality. If copy is OK, your machine has
no problem, report to the receiving party that they have a
problem. If copy is NG, clean the Document Scanning
Area.
137
During Reception
No recording paper
The Information Code 010 will appear on the display if the
paper runs out.
18
Recording paper jam
The Information Code 001, 002, 007 or 008 will appear on the
display if the paper gets jammed.
135
Recording paper
doesn't advance into
machine
Make sure that there is paper in the Paper Cassette. Follow
the instructions for loading paper.
18
Recording paper
doesn't eject after
printing
Check to see if the recording paper is jammed inside of the
machine.
135
Recording papers are
not stacked in
sequence. Machine
does not print from the
last page received.
1. Check if Fax Parameter No. 65 is set to valid.
2. If memory becomes full during reception, the machine will
start to print from the 1st page received. We recommend
that optional flash memory card is installed if this symptom
occurs frequently.
39
147
Document auto
reduction doesn't work
Check Print Reduction settings.
67
Out of toner
The Information Code 041 will appear on the display if the
Toner Cartridge runs out of toner.
16
Summary of Contents for UF-780/790
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