Ricoh MP C2504 Field Service Manual page 882

SC No. Type
SC669-37 D
Error Name/Error Condition/Major Cause/Solution
Error Detection
The TD sensor cannot be recovered after retrying N*1 times for EEPROM
communication error.
(*1 SC669-01 to 26: 3, SC669-36: 2, SC669-37: 1)
• Electrical noise
• EEPROM not connected fully
• EEPROM not installed
• EEPROM damaged
• BCU damaged
1. Turn the main power OFF/ON.
2. Reconnect the EEPROM.
3. Replace the EEPROM.
4. Replace the BCU.
Service Call 620-687
873