Sc600: Data Communication - Ricoh B064 SERIES Service Manual

B140/B246/D052 SERIES SERVICE MODE

SC600: Data Communication

SC No.
610 D BICU
After 1 data frame is sent to the
ADF, an ACK signal is not received
within 100 ms, and is not received
after 3 retries.
611 D BICU
During communication a break
(Low) signal was received from the
ADF.
612 D BICU
A command that cannot be
executed was sent from the main
machine to the ADF.
620 D BICU
After 1 data frame is sent to the
finisher MBX, an ACK signal is not
received within 100 ms, and is not
received after 3 retries.
621 D BICU
During communication with the
finisher MBX, the BICU received a
break (Low) signal from the finisher.
623 D BICU
After 1 data frame is sent to the
trays, an ACK signal is not received
within 100 ms, and is not received
after 3 retries.
624 D BICU
During communication with the
finisher trays, the BICU received a
break (Low) signal.
626 D BICU
After 1 data frame is sent to the
LCT, an ACK signal is not received
within 100 ms, and is not received
after 3 retries.
627 D BICU
During communication with the
LCT, the BICU received a break
(Low) signal.
B064 Series/B140 Series
/B246 Series/D052 Series
CÓPIA NÃO CONTROLADA
Symptom
ADF communication/timeout abnormal
ADF communication/break reception abnormal
ADF communication/command abnormal
ADF communication/timeout error
Finisher communication/break error
Tray 1~4 communication/timeout error
Tray 1~4 communication/break reception error
LCT communication/timeout error
LCT communication/break reception error
4-56
CÓPIA NÃO CONTROLADA
Possible Cause
• Serial line connection unstable
• External noise on the line
• Serial line connection unstable
• Harness disconnected or defective
• A software error, result of an abnormal
procedure.
• Serial line connection unstable
• External noise on the line
• Serial line connection unstable
• External noise on the line
• Serial line connection unstable
• External noise on the line
• Serial line connection unstable
• External noise on the line
• Serial line connection unstable
• External noise on the line
• Serial line connection unstable
• External noise on the line
SM