HP CM8060 Color MFP Kundendienst Handbuch Seite 1348

Test the voltage to the Tray 5 Top-left Panel sensor (SN112) on the Tray 5 Distribution PCA (A101)
1. Disconnect J2 from A101.
2. Test the voltage to SN112 on A101: 1.16 Vdc both blocked and unblocked at pins 11A to 13A and 4.91 Vdc unblocked, 0.11 Vdc blocked
at pins 12A to 13A on W102P102-A101J2.
„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 Top-left Panel sensor (SN112)
1. Verify that J2 is connected on the Tray 5 Distribution PCA (A101).
2. Disconnect the wire connector from the sensor.
3. Test the voltage at SN112: 5 Vdc on pins 3 to 2 and 1 to 2 on W102P106-SN112.
„Tray 5 wiring diagram" auf Seite 2281
VORSICHT!
1 Is the voltage correct?
1 No Yes
Replace the Tray 5 Top-left Panel sensor (SN112)
1. Replace SN112.
1 2 „Sensoren" auf Seite 773
Check the wire harness between the Tray 5 Distribution PCA (A101) and the Tray 5 Top-left Panel sensor (SN112)
1. Check the wire harness and connections between A101 and SN112.
„Tray 5 wiring diagram" auf Seite 2281
1 VORSICHT!
Test the voltage to Tray 5 Top-left Panel sensor (SN112) on the Motion PCA (A2)
1. Verify that J2 is connected on the Tray 5 Distribution PCA (A101).
2. Disconnect J13 from A2.
3. Test the voltage to SN112 on A2: 5 Vdc at J13 pins 19 to 13, 14, 37, and 38 (GND) and pins 15 to 13, 14, 37, and 38 (GND).
„Motion PCA (A2) diagram" auf Seite 2308
VORSICHT! Use an ESD strap.
Is the voltage correct?
No Yes
1282 Kapitel 8 Hardware fault trees
Use an ESD strap.
Use an ESD strap.
DEWW