Ricoh Aficio MP171 - SC818-00 Watchdog timer error; SC833-00 Self-diagnostic error: Engine I;F ASIC

SC No. Level Error Name/Error Condition/Major Cause/Solution
SC816-36
to94
D Subsystem error
Energy save I/O subsystem detected some abnormality.
• Energy save I/O subsystem defective
• Energy save I/O subsystem detected a controller board error (non-
response).
• Error was detected during preparation for transition to STR.
• Turn the main power off/on.
• Replace the controller board.
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC818-00 D
Watchdog timer error
• The system program fell into a bus-hold state or an endless loop of
the program interruption occurred, causing other process to stop.
• System program defective
• Controller board defective
• Optional board defective
• Turn the main power off/on.
• Replace the controller board.
• Replace the optional devices.
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC833-00 D
Self-diagnostic error: Engine I/F ASIC
Self-diagnostic error: Video I/F
6. Troubleshooting
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