Gestetner B070 Service Manual page 349

SC620: Communication Error between BCU and ADF 1
Definition [B']
The TXD and RXD signals between BCU and ADF main board do not stabilize.
Possible Causes
• Poor connection between the BCU board and the ADF main board
• Noise on interface cable
SC621: Communication Error between BCU and ADF 2
Definition [B']
The TXD and RXD signals between BCU and ADF main board do not stabilize.
Possible Causes
• Poor connection between the BCU board and the ADF main board
• ADF main board defective
• BCU board defective
SC622: Communication Error between BCU and ADF 3
Definition- [B']
Software error after abnormal user operation.
Possible Causes
• Software error; switch the machine off/on
SC625, 626: Communication Error between BCU and Finisher
Definition [B]
The BCU cannot communicate with the finisher properly.
Possible Causes
• Poor connection between the BCU board and the finisher main board
• Finisher main board defective
• BCU board defective
• Noise on the interface cable
SC630: CSS (RSS) Communication
Definition [B] Japan only
SC632: Charge Unit Device Error 1
Definition [B] Japan Only
SC633: Charge Unit Device Error 2
Definition [B] Japan Only
SM
CÓPIA NÃO CONTROLADA
4-29
CÓPIA NÃO CONTROLADA
SERVICE CALL CONDITIONS
B070/B071