9 March 2004 SERVICE CALL CONDITIONS
4-1
Trouble-
shooting
4. TROUBLESHOOTING
4.1 SERVICE CALL CONDITIONS
4.1.1 SUMMARY
There are four levels of service call conditions.
Level Definition Reset Procedure
A
To prevent possible damage, the machine does
not operate until the service representative
resets the SC code.
Activate the SP mode, and
turn the main power switch off
and on.
B
Turning the main power stitch off and on resets
the SC code if the error is caused by incorrect
sensor detection.
Turn the main power switch off
and on.
C
The machine operates as usual excluding the
unit related to the service call.
Turn the main power switch off
and on.
D
The SC history is updated. The machine
operates as usual.
No SC code is displayed. Only
the SC history is updated.
NOTE:
1) If a problem involves circuit boards, see if you can solve the problem by
disconnecting and reconnecting all connectors before deciding to
replace a circuit board.
2) If a problem involves a motor lock, check the mechanical load before
deciding to replace a motor or sensor.
3) If working on a fax-equipped machine, switching power off and on may
cause loss of data stored in the memory.
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