Sc834-00 [5101] - Ricoh MP 305 Plus Field Service Manual

6. Troubleshooting
The ASIC for engine control (Mandolin) cannot be detected.
• [50B1]
Unable to initialize or read the bus connection.
• [50B2]
The value of the SSCG register is not correct.
Possible Causes
• [0F30]
The ASIC for engine control (Mandolin) is defective.
• [50B1]
The connection bus or SSCG is defective.
• [50B2]
The connection bus or SSCG is defective.
Troubleshooting Procedures
Replace the engine I/F board (motherboard).

SC834-00 [5101]

Error Name
Self-diagnostic Errors (Engine I/F ASIC): Optional Memory: Engine I/F Optional Memory Verify
Error
Type
D
Symptoms
An error has occurred during a write-&-verify check of the optional RAM on the engine I/F board
(motherboard).
Possible Causes
The memory is defective.
Troubleshooting Procedures
Replace the engine I/F board (motherboard).
SC835-00 [1102], [110C], [1120]
Error Name
SC835-00: Self-diagnostic Errors (Centronics Device)
456