Service manual

FrameMaker Ver.5.5E(PC) Di152/Di183 TROUBLESHOOTING

01.09.04

T- 3 2

Step Check Result Action

4 Lower Home Position Sensor (JS-

202: PC33) is operational.

Check voltage across a Main Board

(JS-202: PWB-A) pin and GND when

the sensor is blocked.

• Voltage across PJ4A-6 and GND

DC0 V when unblocked

DC5 V when blocked

NO • Change Lower Home Position Sen-

sor (PC33).

YES • Change Master Board (copier:

PWB-A).