Service Call 622-691
SM 6-53 D255/D256/M281/M282
SC No. Type Error Name/Error Condition/Major Cause/Solution
SC689-02 D EEPROM Communication Error 1
IOB defective
Controller board defective
Replace the controller board.
SC No. Type Error Name/Error Condition/Major Cause/Solution
SC690-00 C EEPROM Data Error
Reading data from EEPROM is abnormal.
EEPROM on the controller board defective
1. Turn the main power OFF and wait for 5 seconds. Then turn
the main power ON.
2. Replace the IOB.
3. If the EEPROM on the controller board is damaged, replace
the EEPROM.
SC No. Type Error Name/Error Condition/Major Cause/Solution
SC691-00 D Image Processing Error
Paper jam (J010, J011, J012, J013, J014, J015) is detected
twice.
Controller board defective
Replace the controller board.
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