Xerox WorkCentre 3550 - Print

April 2010
4-3
Phaser 3635MFP/WorkCentre 3550
REP 1.1
Repairs and Adjustments
REP 1.1 SMPS
Parts List on PL 1.12
Removal
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.
WARNING
Take care during this procedure. Sharp edges may be present that can cause injury.
CAUTION
Before performing this procedure, refer to GP 10 General Disassembly Precautions.
CAUTION
Ensure that E.S.D. procedures are observed during the removal and installation of the main
PWB. Make a visual check to ensure that the pins are fully inserted, without being damaged.
1. Remove the right side cover, REP 28.1.
2. Disconnect the inline connector in the harness from the SMPS fan.
3. Remove the SMPS cover, PL 1.12 Item 2.
4. Disconnect the following connectors from the SMPS:
•CON1
•CON2
•CON3
5. Remove the SMPS, Figure 1.
Figure 1 SMPS removal
Replacement
Replacement is the reverse of the removal procedure.
1
Remove 4 screws,
then the SMPS.