HP CM8060 Color MFP Kundendienst Handbuch Seite 1338

Test the voltage to the Tray 5 Stack Height sensor (SN104) on the Tray 5 Distribution PCA (A101)
1. Disconnect J3 from A101.
2. Test the voltage to SN104 on A101: 0.13 Vdc unblocked, 4.92 Vdc blocked at 103P103-A101J3 pins 4B to 3B and 1.16 Vdc blocked
and unblocked at pins 5B to 3B.
„Tray 5 distribution PCA diagram" auf Seite 2282
VORSICHT! Use an ESD strap.
Is the voltage correct?
No Yes
Test the voltage at the Tray 5 Stack Height sensor (SN104)
1. Verify that J3 is connected on the Tray 5 Distribution PCA (A101).
2. Disconnect the wire connector from the sensor.
3. Test the voltage at SN104: 5 Vdc on pins 1 to 2 and 3 to 2 on W103P113-SN104.
„Tray 5 wiring diagram" auf Seite 2281
ACHTUNG:
1 Is the voltage correct?
1 No Yes
Replace the Tray 5 Stack Height sensor (SN104)
1. Replace SN104.
1 2 „Sensoren" auf Seite 773
Check the wire harness between the Tray 5 Distribution PCA (A101) and the Tray 5 Stack Height sensor (SN104)
1. Check the wire harness between A101 and SN104.
„Tray 5 wiring diagram" auf Seite 2281
1 2. Repair as needed.
Test the voltage on the Motion PCA (A2)
1. Verify that J3 is connected on the Tray 5 Distribution PCA (A101).
2. Test the voltage to the Tray 5 Stack Height sensor (SN104) on A2: 5 Vdc on pins 35 to 13, 14, 37, and 38 (GND) and on pins 15 to 13,
14, 37, and 38 (GND).
Is the voltage correct?
No Yes
1272 Kapitel 8 Hardware fault trees
Use an ESD strap.
DEWW