Ricoh JP5000 Service Manual page 148

1 July, 1998
Code Title
SC07-12 Sensor 1 in the
separation
pressure
detection board
remains on
SC07-13 Sensor 1 in the
separation
pressure
detection board
remains off
SC07-14 Sensor 2 in the
separation
pressure
detection board
remains on
SC07-15 Sensor 2 in the
separation
pressure
detection board
remains off
SC07-16 Sensor 3 in the
separation
pressure
detection board
remains on
SC07-17 Sensor 3 in the
separation
pressure
detection board
remains off
SC07-20 Feed encoder
error
SC07-50 Wing lower
position sensor
remains on
SC07-51 Wing upper
position sensor
remains off
SC07-52 Wing upper
position sensor
remains on
Conditions
The sensor does not change
status.
The sensor does not change
status.
The sensor does not change
status.
The sensor does not change
status.
The sensor does not change
status.
The sensor does not change
status.
The CPU detects an abnormal
signal from the feed encoder.
At the wing guide moving
upwards timing, the sensor is not
de-activated for more than 6
seconds after the wing guide
motor on signal is generated.
At the wing guide moving
upwards timing, the sensor is not
activated for more than 6
seconds after the wing guide
motor on signal is generated.
At the wing guide moving
downwards timing, the sensor is
not de-activated for more than 6
seconds after the wing guide
motor on signal is generated.
4-11
SERVICE CALL CODES
Possible Causes
• Defective separation
pressure detection
board
• Defective separation
pressure motor
• Defective separation
pressure detection
board
• Defective separation
pressure motor
• Defective separation
pressure detection
board
• Defective separation
pressure motor
• Defective separation
pressure detection
board
• Defective separation
pressure motor
• Defective separation
pressure detection
board
• Defective separation
pressure motor
• Defective separation
pressure detection
board
• Defective separation
pressure motor
• Defective I/O board
• Defective sensor
• Defective sensor
• Defective motor
• Defective sensor
• Defective motor
• Defective sensor
• Defective motor