HP 2500C Series - Manual (Page 204)

Troubleshooting 8-4
No Power
If the printer does not power up, do the following checks:
1. Make sure the power cord is connected firmly to the printer and to a working outlet.
2. Ensure that the printer is turned on.
Possible Hardware Causes
If the printer is still not functioning, there may be several hardware causes:
§ Bad logic PCA
§ Bad power supply
§ Back door sensor failure
§ Wiring or connectors faulty or loose
Parts Needed for Repair
§ Power supply
§ PCA
§ Mechanism
Symptoms on Login PCA
There are some symptoms if the fault lies with the logic PCA:
§ There is no power but the LCD displays squares.
§ When customer has installed memory, personality module or MIO into the
printer just before the failure.