HP (Hewlett-Packard) C30 Printer User Manual


 
3-80 Troubleshooting Analysis Guide (TAGs)
3
Turn the printer off.
Disconnect J/P330.
Turn the printer on.
Check J/P8-6 for +12 Vdc.
No: Is the voltage +12 Vdc?
No: Continue.
Yes: Go to #35 in this TAG.
4
Turn the printer off.
Disconnect J/P32.
Turn the printer on.
Check J/P8-6 for +12 Vdc.
Is the voltage +12 Vdc?
No: Go to #8 in this TAG.
Yes: Continue.
5
Turn the printer off.
Reconnect J/P32.
Disconnect J/P74.
Turn the printer on.
Check J/P8-6 for +12 Vdc.
Is the voltage +12 Vdc?
No: Replace the IGS board, then turn to TAG 002: Check & Problem Resolution.
Yes: Continue.
6
Does the printer have an attachment option?
No: Replace the signal interface board, then turn to TAG 002: Check & Problem Resolution.
Yes: Continue.
7
Turn the printer off.
Reconnect J/P74.
Disconnect the DC cable (J/P73) for the attachment option.
Check J/P8-6 for +12 Vdc.
Is the voltage +12 Vdc?
No: Replace the signal interface board, then turn to TAG 002: Check & Problem Resolution.
Yes: Replace the attachment option, then turn to TAG 002: Check & Problem Resolution.