Xerox WorkCentre 4150 Service Manual page 75

04-910 SMPS Fan Locked RAP
04-910 The machine has detected a fault with the SMPS fan.
Procedure
WARNING
Switch off the electricity to the machine. Disconnect the power cord from the customer
supply while performing tasks that do not need electricity. Electricity can cause death or
injury. Moving parts can cause injury.
NOTE: The main PWB has 4 test points, GND, +3.3V, +5V and +24V. The location of the test
points is shown on the Main PWB PJ location illustration.
Refer to Wiring Diagram 1. Perform the following:
1. Switch off the machine, then switch on the machine.
2. Enter dC330 code 09-500 and 09-510. Check that the SMPS fan, PL 4.15 Item 18 runs at
normal speed.
3. Check the wiring between the SMPS fan and CON2 on Power Supply Unit 2.
4. Install new components as necessary:
• SMPS fan, PL 4.15 Item 18.
• Power supply unit 2, PL 1.10 Item 4.
WorkCentre 4150
September 2006
2-17
Status Indicator RAPs
04-910