HP CM8060 Color MFP Kundendienst Handbuch Seite 1286

1 2 3
Replace the Trays 2, 3, and 4 Controller PCA (A23)
1. Replace A23.
„Trays 2, 3, and 4 Controller PCA (A23)" auf Seite 341
1 2 VORSICHT!
Test the voltage at the 32 Vdc and 5 Vdc test points on the Power Distribution PCA (A1)
1. Test the voltage at the 32 Vdc and 5 Vdc test points.
„Power Distribution PCA (A1) diagram" auf Seite 2312
1 Is the voltage 32 Vdc at the 32 Vdc test point and 5 Vdc at the 5 Vdc test point?
1 No Yes
Check the wire harness between the Trays 2, 3, and 4 Controller PCA (A23) and the Power Distribution PCA (A1)
1. Check the wire harness between A1 and A23.
2. Repair or replace as needed.
„Trays 2, 3, and 4 controller PCA diagram" auf Seite 2298
1 2 „Power Distribution PCA (A1) diagram" auf Seite 2312
Test the voltage at the Power Distribution PCA (A1)
1. Disconnect J3 from A1.
2. Disconnect J6 from A1.
3. Test the voltage to J3 on A1: 32 Vdc at J3 pins 3 to 15, 4 to 16, 5 to 17, and 6 to 18.
4. Test the voltage to J6 on A1: 5 Vdc at J6 pins 6 to 3, 4 to 3, 19 to 3, and 20 to 3.
„Electronics component locator" auf Seite 2367
„Power Distribution PCA (A1) diagram" auf Seite 2312
1 Are the voltages correct?
1 No Yes
Replace the Power Distribution PCA (A1)
1. Replace A1.
1 2 „Power Distribution PCA (A1)" auf Seite 712
1220 Kapitel 8 Hardware fault trees
Replace the Tray 2, 3, and 4 Humidity sensor (SN42)
1. Verify that SN42 is clean and has no obstructions.
2. Check the electrical connections and wiring between the sensor and the Trays 2, 3, and 4 Controller PCA
(A23).
3. If SN42 is clean and the connections are secure, replace the sensor.
„Sensoren Fächer 2, 3 und 4" auf Seite 343
VORSICHT! Use an ESD strap.
Use an ESD strap.
DEWW