Xerox WorkCentre 4150

January 2016
2-7
WorkCentre WorkCentre 4150/4250/4260WorkCentre 4150/4250/42604150/
01A
Status Indicator RAPs
10. Switch on the power to the machine. If the machine fails to switch on, perform step 10. If
the machine switches on, go to step 11.
11. Reconnect CON71 on Power Supply Unit 1. Disconnect all connectors on Power Supply
Unit 2 except CON2. Sequentially reconnect CON1, CON3 and CON4 on Power Supply
Unit 2. If the faulty circuit is identified, repair the wiring or install components as neces-
sary. If the machine fails to switch on, go to step 11.
12. Reconnect all connectors to Power Supply Unit 1 and Power Supply Unit 2.
13. (4250/4260) Disconnect all connectors on the Main PWB except for CN7 and CN18.
Refer to Wiring Diagram 17. Check for +5V on CN18. If +5V is not present, check the wir-
ing between CON71 on Power Supply Unit 1 and CN18 on the Main PWB. If necessary,
install a new power supply unit 1, PL 1.15 Item 3.
14. (4265) Disconnect all connectors on the Main PWB except for CN13 and CN33. Refer to
Wiring Diagram 33. Check for +5V on CN33. If +5V is not present check the wiring
between CON71 on Power Supply Unit 1 and CN33 on the Main PWB. If necessary install
a new power unit, PL 1.15.
15. (4250/4260) Check for +24V on CN18. If +24V is not present, check the wiring between
CON71 on Power Supply Unit 1 and CN18 on the Main PWB. If necessary, install a new
power supply unit 1, PL 1.15 Item 3.
16. (4265) Check for +24V on CN33. If +24V is not present, check the wiring between CON71
on Power Supply Unit 1 and CN33 on the Main PWB. If necessary, install a new power
supply unit 1, PL 1.15 Item 3.
17. Sequentially reconnect each connector onto the Main PWB. If the faulty circuit is identi-
fied, repair the wiring or install components as necessary. If the machine still fails to
switch on, perform the OF5 Main PWB Check RAP.
18. If the fault is still present, install a new components as necessary:
• Power supply unit 1, PL 1.15 Item 3.
• Power supply unit 2, PL 1.15 Item 4.
• HVPS, PL 1.15 Item 2.