HP CM8060 Color MFP Kundendienst Handbuch Seite 1478

1 2 3
Check the following conditions
1. Check or replace the wire harness between the Power Distribution PCA (A1) and the Main Engine PCA (A5).
1 2
2. Replace the Main Engine Backplane PCA (A4).
Reseat J4, J5, and J9 connectors and theMain Engine PCA (A5).
1 1. „Main Engine PCA (A5) diagram" auf Seite 2307
Measure the resistance of the four dryer coils at J2
1. Reconnect W22P1-PS1.
„Dryer component locator" auf Seite 2359
„Dryer wiring diagram" auf Seite 2267
2. Disconnect J2 at the dryer bulkhead.
3. Measure the resistance of the four dryer coils on J2 pins 1 to 2, 2 to 3, 4 to 5, and 5 to 6.
The resistance should be approximately 28 (+/- .5) ohms between each set of pins.
Is the resistance 28 (+/- .5) ohms on each coil?
No Yes
Repair or replace the wire harness
1. Check the wire harness between the power supply (W22P1-PS1) and the dryer bulkhead (J2) for damage. Repair or replace
1
the wire harness, as needed.
Replace the dryer coil assembly
1. Check the wiring to the dryer coil assembly or replace the dryer coil assembly.
1412 Kapitel 8 Hardware fault trees
Replace the Power Distribution PCA (A1) or the Power supply (PS1)
1. Replace the PS1 first, and then the A1.
„Stromversorgungseinheit" auf Seite 707
„Power Distribution PCA (A1)" auf Seite 712
DEWW