Panasonic UF-770 manual 154, Faintprint

Troubleshooting

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Mode	Symptom			Action			page

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Vertical lines printing on the received document

Print Copy Quality Fuzzy print

Missing dots or lines/inconsistent

darkness within print

Printout a Journal report (e,g. FUNCTION, 6, 1 and SET) and	141
check quality to make sure if your machine has trouble or not.
if Journal report quality is OK, your machine has no problem,
report to sending party that they have a problem.
If copy is NG, replace the Toner Cartridge.	16
1. Make sure you are using the correct paper for the best	168
possible print quality.

2.Try reversing the recording paper to the other side.

1. Make sure you are using the correct paper for the best		168
possible	print quality.
2. Replace	the Toner Cartridge.	16
ii,	I,,,,,,H=	III

Fading print

Print Copy Quality

Faintprint

No dial tone

No auto answer

Communication

Cannot transmit or

receive

i IIH= IH=

The Toner Cartridge may be running out of toner. Replace the 16 Toner Cartridge,

You may need to choose a different paper for the best possible 168 print quality.

		i1,,=	H,,,,,		II
1, Check		the connection of the telephone		line.	164
2.	Check	the telephone	line.
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1. Check the connection of the telephone				line.	164
2.	Check the Reception mode setting.				60

3.Check if machine is printing a report. (e.g.: Transaction

Journal, Fax Parameter List).

tf machine is printing s report, machine cannot receive until printing is completed.

4_ It the printed document is the final Transaction to print the Transaction Journal automatically, machine will usually print the Transaction Journal automatically after printing out the document. In this case, the machine cannot receive until the Transaction Journal has been pdnted.

An information code will be shown on the display. Refer to the t55 information code table to find out the trouble.

HHH=

No Unit Operation	No unit operation	To reset the machine, turn-offthe Power Switch for a few second	21
		then turn-on again.

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