Xerox 7750DXF - Phaser Color Laser Printer Service Manual page 256

3.3 VDC and 5 VDC Low-Voltage Power Supplies
Note
If removing only one of the low-voltage power supplies, disconnect the
associated wiring harness from the printer, and remove the 4 screws that
secure the low-voltage power supply to the mounting bracket.
1. Move the T1 and T3 power supplies out of the way.
2. Disconnect P/Js 510, 511, 15 and 16 from the low-voltage power supplies.
3. Loosen the 4 screws securing the mounting bracket to the frame.
4.
Lift power supply up and out to remove.
8-44
3.3 V LVPS
5 V LVPS
Phaser 7750 Printer Service Manual
7750-010