SC666-01 D 37 V Overcurrent Error (Power ON/Recover from Sleep)
Power of 37 V is shut down by detecting overcurrent upon setting the main
power switch to ON or in recovery from Sleep mode.
• Print head defective, HRB defective, BiCU defective, harness short-
circuited, air release SOL defective
• Replace the print head, HRB, BiCU, harness, or air release SOL.
SC666-02 D 37 V Overcurrent Error (Operation)
Power of 37 V is shut down by detecting overcurrent during operation.
• Print head defective, HRB defective, BiCU defective, harness short-
circuited, air release SOL defective
• Replace the print head, HRB, BiCU, harness, or air release SOL.
SC669 D EEPROM Communication Error
Five attempts to communicate between the EEPROM and NVRAM failed.
• Device ID data corrupted
• Connection between controller board and MCU loose, broken,
defective
• NVRAM defective
• Controller board defective
• MCU defective
SC669-02 D EEPROM1 channel error
6. Troubleshooting
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