Ricoh B022, Service Manual, Page: 742 / 878

T
rouble
-
s
hooting
SERVICE CALL CONDITIONS
SM 7-1 B022/B027
7. 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.
7.1 SERVICE CALL CONDITIONS
7.1.1 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 5-810 (SC code reset),
select execute, select close. Exit
SP mode, turn the main power
switch off then on.
B
SCs that disable only the features that use the
defective item. Although these SCs are not shown
to the user under normal conditions, they are
displayed on the operation panel only when the
defective feature is selected. Turn the operation switch or
main switch off and on.
C
The SC history is updated. The machine can be
operated as usual. The SC will not be displayed.
Only the SC history is updated.
D
Turning the main switch off then on resets SCs
displayed on the operation panel. These are re-
displayed if the error occurs again. Turn the operation switch off
and on.
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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Rev. 05/2002