Panasonic KX-FLM551, Service Manual

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any connectors, left any loose screws, etc.
5. Always test to verify that the unit is working normally.
2.1.3. WHEN YOU DON'T KNOW HOW TO OPERATE THE UNIT, USE THE HELP
FUNCTION
- How to use:
1. press .
2. press until the desired item is displayed.
3. press .
2.2. USER RECOVERABLE ERRORS
If the unit detects a problem, one or more of the following messages will appear on the display.
The explanations given in the [ ] are for servicemen only.
DISPLAY MESSAGE CAUSE AND REMEDY
-
Polygon motor error.
Refer to CALL SERVICE TROUBLESHOOTING GUIDE ().
-
Laser beam error. Replace LSU unit.
Refer to CALL SERVICE TROUBLESHOOTING GUIDE ().
-
Fusser unit cannot heat up. Replace fusser unit.
Refer to CALL SERVICE TROUBLESHOOTING GUIDE ().
-
Fan motor error. Replace fan motor.
Refer to CALL SERVICE TROUBLESHOOTING GUIDE ().
-
There is something wrong with the drum unit. Replace the drum unit and the toner cartridge.
-
The document is not fed into the unit properly. Reinsert the document. If misfeeding occurs frequently,
document feeder rollers and try again. If the problem remains, adjust the feeder pressure. (Refer to ADJUSTMENTS
() and DOCUMENT JAMS ().)
-
The drum unit is not inserted properly. Reinsert it correctly.
-
The installed drum is worn out. Replace the drum unit with a new one.
-
Memory (telephone numbers, parameters, etc.) has been erased. Re-program.
[The backup lithium battery on the top of the digital board may be low or dead, so check it.]
-
The front cover is open. Close it.
-
You tride to change the cable type setting (feature #15), while the fax machine has a document in memory.
sending faxes, print out the document in memory or cancel the delayed transmission (feature #25) and
-
Recording paper was not fed into the unit properly. Reinsert the recording paper.
-
The unit has a document in memory. See the other displayed message instructions to print out the document.
-
Memory is full of received documents due to lack of recording paper or a recording paper jam, etc. Install
or clear the jammed paper.
-
When performing memory transmission, the document being stored exceeds the memory capacity of
Transmit the entire document manually.
-
There is no space to store new stations in the JOG DIAL directory. Erase unnecessary entries.
-
You cannot change the cable the type setting (feature #15) while using the handset or the monitor. Hang
try again.
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