HP (Hewlett-Packard) C30D Printer User Manual


 
3-98 Troubleshooting Analysis Guide (TAGs)
24
Turn the printer off.
Reconnect J/P305.
Disconnect J/P310 (inside duplex tray).
Turn the printer on.
Check J/P330-1 for +24 Vdc.
Is the voltage +24 Vdc?
No: Continue.
Yes: Go to #29 in this TAG.
25
Turn the printer off and unplug the power cord.
Disconnect J/P305.
Check P305-1 and P310-1 for continuity to ground.
Is there continuity?
No: Return to the beginning of this TAG and start again.
Yes: Repair or replace the connectors or wiring from P305-1 to P310-1, then turn to TAG 002:
Check & Problem Resolution.
26
Turn the printer off and unplug the power cord.
Disconnect J/P323.
Check J323-1 and J305-1 for continuity to ground.
Is there continuity?
No: Return to the beginning of this TAG and start again.
Yes: Repair or replace the connectors or wiring from J323-1 to J305-1, then turn to TAG 002:
Check & Problem Resolution.
27
Turn the printer off.
Reconnect J/P323.
Disconnect J/P306.
Turn the printer on.
Check J/P330-1 for +24 Vdc.
Is the voltage +24 Vdc?
No: Continue.
Yes: Go to #31 in this TAG.