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30 March, 1999
SC
Item
Detection Conditions
No.
SC620 ADF
- Timing & Condition -
communication
After the main control board
error
communicate successfully
with the ARDF once,
communication error is
detected.
SC621 Sorter
- Timing -
communication
When the main switch is
error
turned on or while Sorter is
running
- Condition -
The main control board
detected a communication
error with the Sorter main
board.
SC625 FPU
- Timing & Condition -
communication
The scanner IPU board
error
detected a communication
error with FPU during the
FPU is operating or after the
FPU completes the
operation.
SC626 LCT
- Timing -
communication
When the main switch is
error
turned on or while LCT is
running
- Condition -
The main control board
detected a communication
error with the LCT main
board.
Related
Possible Causes
SC
·
Poor connection of
optical-fiber cable
or damaged
·
Defective ARDF
main board
·
Defective main
control board
·
Poor connection of
optical-fiber cable
or damaged
·
Defective Sorter
main board
·
Defective main
control board
·
Poor connection of
optical-fiber cable
or damaged
·
Defective FPU
main board
·
Defective scanner
IPU board
·
Poor connection of
harnesses or
damaged
·
Defective I/F board
RDS/LCT
·
Defective LCT
main board
·
Defective main
control board
31
Troubleshooting Procedure
1. Check the connector of the optical-fiber cable is
properly set on the ADF main board and main control
board or check if it is damaged.
2. Replace the ARDF main board.
3. Replace the main control board.
1. Check the connector of the optical-fiber cable is
properly set on the Sorter main board and main control
board or check if it is damaged.
2. Replace the sorter main board.
3. Replace the main control board.
1. Check the connector of the optical-fiber cable is
properly set on the FPU main board and main control
board or check if it is damaged.
2. Replace the FPU main board.
3. Replace the scanner IPU board.
1. Check the connectors of harnesses are properly set on
the main control board, I/F board RDS/LCT, and LCT
main board or check if it is damaged.
2. Replace I/F board RDS/LCT board.
3. Replace the LCT main board.
4. Replace the main control board.
SC CODE TABLE
Type
D
D
B
B
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