Panasonic UF-790 - Manual (Page 129)

Troubleshooting
129
P
roblem
Solv
ing
Print Copy Quality Vertical lines printing
on the received
document Print out a Journal report (e.g. FUNCTION, 6, 1 , SET and 1)
and check quality to make sure whether your machine has
trouble.
If Journal report quality is OK, your machine has no problem,
report to the sending party that they have a problem.If copy is
NG, replace the Toner Cartridge. 116
16
Fuzzy print 1. Make sure you are using the correct paper for the best
possible print quality.
2. Try reversing the recording paper to the other side.
145
Missing dots or lines/
inconsistent darkness
within print 1. Make sure you are using the correct paper for the best
possible print quality.
2. Replace the Toner Cartridge.
145
16
Fading print Your Toner Cartridge may be running out of toner. Replace
the Toner Cartridge. 16
Faint print You may need to choose a different paper for the best
possible print quality. 145
Communication No dial tone 1. Check the connection of the telephone line.
2. Check the telephone line. 141
No auto answer
1. Check the connection of the telephone line.
2. Check the Reception mode setting.
3. If the Fax Parameter No. 13 (AUTO JOURNAL PRINT) is
set to "Valid" (default setting) and the machine is printing
the received document from memory, which also happens
to be the 32th transaction, the machine will not auto answer
until the Transaction Journal completes printing.
141
62
Cannot transmit or
receive An information code will be shown on the display. Refer to the
information code table to find out the trouble. 132
No Unit Operation No unit operation To reset the machine, turn-off the Power Switch for a few
seconds then turn it on again. 22
Mode Symptom Cause / Action page