Xerox Phaser 4500

2-32 Phaser 4500 Service Manual
DC-DC Converter The DC-DC Converter uses 24 V and 3.3 V from the LVPS to
supply 5 V and 3.3 V to the Image Processor Board. By using the 24 V, the DC-DC
Converter supplies additional power for the optional hard drive.
1. LVPS 7. 5 V Interlock
2. Exit Motor PWBA 8. 24 V Interlock
3. Rear Cover Switch 9. Image Processor Board
4. Laser Interlock 10.HVPS/Engine Logic Board
5. Top Cover Switch 11.Sub Fan
6. Main Fan 12.DC-DC Converter
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