HP C30 - Page 146

TAG 099: +24 Vdc Power Shorted
3-92 Troubleshooting Analysis Guide (TAGs) June 1999
4 Turn the printer off.
• Reconnect J/P330.
• Disconnect J/P11.
• Turn the printer on.
• Check J/P8-11 for +24 Vdc.
Is the voltage +24 Vdc?
No: Go to #11 in this TAG.
Yes: Continue.
5 Turn the printer off.
• Reconnect J/P11.
• Disconnect J/P10.
• Turn the printer on.
• Check J/P8-11 for +24 Vdc.
Is the voltage +24 Vdc?
No: Go to #7 in this TAG.
Yes: Continue.
6 Turn the printer off.
• Reconnect J/P10.
• Disconnect J/P70.
• Turn the printer on.
• Check J/P8-11 for +24 Vdc.
Is the voltage +24 Vdc?
No: Repair or replace the connectors or wiring from P10 to P70, then turn to TAG 002: Check
& Problem Resolution.
Yes: Replace the AC power supply unit, then turn to TAG 002: Check & Problem Resolution.
7 Turn the printer off.
• Reconnect J/P10.
• Disconnect J/P12.
• Turn the printer on.
• Check J/P8-11 for +24 Vdc.
Is the voltage +24 Vdc?
No: Replace power control #2 board, then turn to TAG 002: Check & Problem Resolution.
Yes: Continue.