Ricoh JP5800 Service Manual page 75

SERVICE CALL CODES
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
SC07-21 Paper table feed
start sensor error
SC07-22 Tray feed start
sensor error
SC07-50 Wing lower
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.
The sensor is not activated for
more than 5 seconds after the
main motor on signal is
generated.
The sensor is not activated for
more than 5 seconds after the
main motor on signal is
generated.
When the wing guide moves
upwards, the sensor is not de-
activated for more than 6
seconds after the wing guide
motor on signal is generated.
4-8
1 March, 2000
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 sensor
• Defective sensor
• Defective motor