FrameMaker Ver.5.5E(PC) EP3000/EP3010 TROUBLESHOOTING
98.08.06
T-82
(2) Main Relay Turns ON But the Control Panel Gives No Display
Relevant Electrical Parts
•
Power Supply Unit PU1
•
Control Panel UN1
•
Master Board PWB-A
•
Power Supply Board PWB-C
Step
Check Item
Result
Action
1
Is the voltage across PJ2C-6 on
PWB-C and GND DC24V?
NO
Check the wiring between PWB-C
and UN1. If it is normal, replace
PWB-C.
2
Is the connection between PWB-A
and UN1 normal?
YES
Replace PWB-A or UN1.
NO
Correct the wiring or replace the
harness.
1173C25TAC