SC TABLE
17 January, 2003
4-30
SC No.
Item
Definition
Possible Cause
Related
SCs
Troubleshooting Procedure
Type
SC
690-
001
GAVD I2C
communica-tion
error
690-001: Y
690-002: M
690-003: C
690-004: K
•
The I2C bus device ID is not
identified during
initialization.
•
A device-status error occurs
during I2C bus
communication.
•
The I2C bus communication
is not established due to an
error other than a buffer
shortage.
•
Loose connection
•
Defective BCU
•
Defective LD
controller board
1. Turn the main switch off and on.
2. Check the cable connection.
3. Replace the laser optics housing unit.
4. Replace the BCU board.
SC 691
(CF)
Scanner startup
error
•
After the machine is
powered on or recovering
from the power save mode,
the scanner ready signal is
not verified.
•
Board connector
between controller
and bridge board
loose
•
Board connector
between bridge board
and IPU loose
•
IPU board defective
•
Controller board
defective
•
Bridge board
defective
1. Turn the main switch off and on.
2. Check the cable connection between
controller and bridge board.
3. Check the cable connection between
bridge board and IPU.
4. Replace the IPU board.
5. Replace the controller board.
6. Replace the bridge board.
B
SC 700
(CF)
ARDF original
pick-up
malfunction
•
After the pick-up motor is
turned on, the original
stopper HP sensor is not
activated.
•
Original stopper HP
sensor defective
•
Pick-up motor
defective (not
rotating)
•
Timing belt out of
position
•
ARDF main board
defective
SC 701 1. Turn the main switch off and on.
2. Replace the HP sensor.
3. Turn the main switch off and on.
4. Replace the pick-up motor.
5. Replace the control board.
B