20 Turn the printer off.

•Reconnect J/P67.

•Disconnect J/P68.

•Turn the printer on.

•Check J/P8-13 for +24 Vdc.

Is the voltage +24 Vdc?

No: Repair or replace the connectors or wiring from: P40-10 to J69-1,

P40-11 to J65-1,

P40-11 to J66-1,

P40-11 to J67-1, or

P40-11 to J 68-1;

then turn to TAG 002: Check & Problem Resolution.

Yes: Replace the upper pick-up roller assembly, then turn to TAG 002: Check & Problem Resolution .

21 Turn the printer off and unplug the power cord.

•Disconnect J/P8, J/P11, and J/P91.

•Check P8-11 to P11-1 and P8-13 to P91-1 for continuity to ground.

Is there continuity?

No: Replace the DC power supply unit, then turn to TAG 002: Check & Problem Resolution.

Yes: Repair or replace the connectors or wiring from: P8-13 to P91-1, or

P8-11 to P11-1;

then turn to TAG 002: Check & Problem Resolution.

22 Turn the printer off.

•Reconnect J/P330.

•Disconnect J/P323.

•Turn the printer on.

•Check J/P330-1 for +24 Vdc.

Is the voltage +24 Vdc?

No: Go to #27 in this TAG.

Yes: Continue.

23 Turn the printer off.

•Reconnect J/P323.

•Disconnect J/P305.

•Turn the printer on.

•Check J/P330-1 for +24 Vdc.

Is the voltage +24 Vdc?

No: Go to #26 in this TAG.

Yes: Continue.

Troubleshooting Analysis Guide (TAGs)

3-97