Ricoh M281 Series Service Manual page 439

6. TROUBLESHOOTING
6.1 SELF-DIAGNOSTIC MODE
6.1.1 SERVICE CALL CODES
Service Call Conditions
Pattern Display
The SC is displayed on
the operation panel,
A and the machine
cannot be used
(safety-related SC).
When a function is
selected, the SC is
displayed on the
B operation panel, and
the machine cannot be
used (down-time
mitigation).
No display on the
C operation panel, and
use is permitted.
The SC is displayed on
the operation panel,
D and the machine
cannot be used
(machine-error SC).
SM
How to reset
Execute CE reset SP
mode, and switch main
power from OFF to ON.
Switch main power from
OFF to ON.
Count only logging.
Switch main power from
OFF to ON.
6-1
Self-Diagnostic Mode
SC call or SC alarm in
customer support system
Occurrence & alarm
count
Immediate alarm
Occurrence & alarm
count
Power OFF ON
Alarm count and alarm
only if recurrence
Occurrence
Logging count & alarm
count
Occurrence & alarm
count
Power OFF ON
Alarm count and alarm
only if recurrence
D255/D256/M281/M282