System Board - HP dx7500 - Microtower PC Service & Reference Manual

8. Remove the one screw in front of the power supply that secures it to the chassis base.
9. Slide the power supply about 1.25 cm (1/2-inch) toward the front of the chassis, rotate the power
supply toward the heatsink so it clears the lip at the top of the chassis, and then lift the power supply
out of the chassis.
To install the power supply, reverse the removal procedure.

System Board

1. Prepare the computer for disassembly
2. Remove the access panel
3. Remove the front bezel
4. Loosen the plastic cable fasteners
5. Remove all PCI and PCI Express expansion boards
on page
6. Remove all memory modules
7. Disconnect all data and power cables from the system board.
8. Remove the heatsink
9. Remove the power supply
132 Chapter 8 Removal and Replacement Procedures Small Form Factor (SFF) Chassis
(Access Panel on page
(Front Bezel on page
120).
(Memory on page
(Heatsink on page
(Power Supply on page
(Preparation for Disassembly on page
92).
93).
(Plastic Wire/Cable Fastener and Clips on page
(Removing or Installing an Expansion Card
115).
129).
131).
91).
125).