Service Call 620-689
D146/D147/D148/D149/D150 5-86 SM
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC664 ASIC on the IOB SRAM program expansion error
SC664-01 D Access permission error to ASIC on the IOB SRAM (write
permission fails)
SC664-02 D Write error to ASIC on the IOB SRAM (write result error)
SC664-03 D ASIC on the IOB program startup error
§ Noise
§ Hardware defection
§ Replace the imaging IOB and paper transport IOB
§ Check the harness
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC665 FFC set detection
FFC set error is detected by port lead and AD value read-out
SC665-01 D BCU-IPU connection error
§ SC display
§ LED blink mode correction on BCU
SC665-02 D BCU - imaging IOB connection error
SC display
SC665-03 D BCU - paper transport IOB connection error
SC display
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC669 EEPROM Communication Error
SC669-01 D EEPROM OPEN: ID error
SC669-02 D EEPROM OPEN: Channel error
SC669-03 D EEPROM OPEN: Device error
SC669-04 D EEPROM OPEN: Communication abort error
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