Ricoh G104 Service Manual page 355

SC
Symptom
[Level]
820 Self-Diagnostic Error: CPU
[0001-0015] [000A-000D]: Detailed error code
During the boot monitor
program and self-diagnostic,
[B]
any exception or cut-in are
not supposed to happen. If
these happen, it is defined as
SC.
[00FF]: Detailed error code
[B] Cache access error in the
CPU
[0601, 0602, 0605, 0606, 0607, 0609]: Detailed error code
Exceptional command does
[B]
not operate even though it is
executed on purpose.
[B] [060A-060E]: Detailed error code
Cut-in command does not
operate when it is executed.
[0610]: Detailed error code
[B] Timer cut-in does not operate
even though it is set.
[0612]: Detailed error code
[B]
Cut-in in ASIC occurs.
SM
CÓPIA NÃO CONTROLADA
Possible Cause/Required Action
Defective flash memory
Defective CPU
1. Replace the controller board.
Defective CPU device
Defective boot monitor program or
self-diagnostic program
1. Replace the controller board.
2. Reinstall the system firmware.
Defective CPU
Defective local bus
1. Turn the main power switch off and on.
2. Reinstall the system program.
3. Replace the controller board.
Defective CPU devices
1. Replace the controller board.
Defective CPU devices
Defective ASIC devices
1. Replace the controller board.
Defective CPU devices
1. Replace the controller board.
Defective ASIC
Defective devices in which ASIC detects
cut-in.
1. Replace the controller board.
4-21
CÓPIA NÃO CONTROLADA
Service Call Conditions
G160/G161