Finisher Related Service Call - Toshiba DP1600 Service Handbook

CA2 HSYNC abnormality
1. Check if each connector between the laser scanner unit and the main PWA (CN18) is dis-
connected.
2. Check if each connector pin is removed or the harness is broken.
3. Check if any conductor pattern on main PWA is open- or short-circuited.
4. Replace the main PWA.
5. Replace the laser scanner unit.

4.1.17 Finisher related service call

CB2 Delivery motor is abnormal
Rotate the delivery motor by hand. Does it rotates smoothly?
NO
Correct the mechanism.
YES
Is the delivery motor clock sensor working normally?
NO
Replace the sensor.
YES
Is the voltage between J4 -5 and -6 on the finisher controller PWA 24V when the delivery motor
is rotating?
NO
Replace the finisher controller PWA.
YES
Is the harness connecting the motor and the controller PWA open- or short-circuited?
YES
Replace the harness.
NO
Replace the motor.
CB5 Staple motor is abnormal
Is the harness connecting the stapler and the finisher controller PWA open- or short-circuited?
YES
Replace the harness.
NO
Is the problem solved by replacing the stapler?
NO
Replace the finisher controller PWA.
YES
END
1600/2000/2500 TROUBLESHOOTING 4 - 50 December 2000 © TOSHIBA TEC