SERVICE CALL CONDITIONS
SM 4-1 B135/B138
Trouble
shooting
4. TROUBLESHOOTING
!CAUTION
Never turn off the main power switch when the power LED is lit or flashing.
To avoid damaging the hard disk or memory, press the operation power
switch to switch the power off, wait for the power LED to go off, and then
switch the main power switch off.
NOTE: The main power LED lights or flashes while the platen cover or ARDF is open, while the
main machine is communicating with a facsimile or the network server, or while the
machine is accessing the hard disk or memory for reading or writing data.
4.1 SERVICE CALL CONDITIONS
4.1.1 SUMMARY
There are 4 levels of service call conditions.
Level Definition Reset Procedure
A
To prevent damage to the machine, the main
machine cannot be operated until the SC has
been reset by a service representative (see the
note below).
Enter SP mode, and then turn
the main power switch off and
on.
B
If the SC was caused by incorrect sensor
detection, the SC can be reset by turning the main
power switch off and on.
Turn the operation switch and
main power switch off and on.
C
The main machine can be operated as usual,
excluding the unit related to the service call.
Turn the operation switch off
and on.
D
The SC history is updated. The machine can be
operated as usual.
The SC will not be displayed.
Only the SC history is updated.
NOTE:
1) If the problem concerns electrical circuit boards, first disconnect then reconnect the
connectors before replacing the PCBs.
2) If the problem concerns a motor lock, first check the mechanical load before replacing
motors or sensors.
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