Finisher Related Service Call - Toshiba e-STUDIO160 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
YES
Is the delivery motor clock sensor working normally?
NO
YES
Is the voltage between J4 -5 and -6 on the finisher controller PWA 24V when the delivery motor
is rotating?
NO
YES
Is the harness connecting the motor and the controller PWA open- or short-circuited?
YES
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
NO
Is the problem solved by replacing the stapler?
NO
YES
END
e-STUDIO160/200/250 TROUBLESHOOTING
Correct the mechanism.
Replace the sensor.
Replace the finisher controller PWA.
Replace the harness.
Replace the harness.
Replace the finisher controller PWA.
4 - 50 December 2002 TOSHIBA TEC