Toshiba e-Studio160 服务手册

e-STUDIO160/200/250  TROUBLESHOOTING

4 - 30

December 2002 TOSHIBA TEC

4.1.8  Drive system service call

C01

Abnormal operation of the main motor

1. Check if each connector between the main motor (CN1, CN2) and the relay PWA (CN29,

CN28) is disconnected.

2. Check if each connector between the relay PWA (CN21) and the main PWA (CN15) is dis-

connected.

3. Check if each connector pin is removed or the harness is broken.

4. Check if any conductor pattern on the main motor, relay and main PWA is open- or short-

circuited.

5. Replace the main motor.

6. Replace the relay PWA.

7. Replace the main PWA.