HP dx7500 - Microtower PC User 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 (Preparation for Disassembly on page 91).
2. Remove the access panel (
Access Panel on page 92).
3. Remove the front bezel (
Front Bezel on page 93).
4. Loosen the plastic cable fasteners (
Plastic Wire/Cable Fastener and Clips on page 125).
5. Remove all PCI and PCI Express expansion boards (
Removing or Installing an Expansion Card
on page 120).
6. Remove all memory modules (
Memory on page 115).
7. Disconnect all data and power cables from the system board.
8. Remove the heatsink (
Heatsink on page 129).
9. Remove the power supply (
Power Supply on page 131).
132 Chapter 8 Removal and Replacement Procedures Small Form Factor (SFF) Chassis

HP dx7500 - Microtower PC Specifications

General

Memory	Up to 8 GB DDR2 SDRAM
Form Factor	Microtower
Power Supply	300W
Processor	Intel Core 2 Duo, Intel Pentium Dual-Core, Intel Celeron
Storage	SATA hard drives up to 500 GB
Optical Drive	DVD-ROM or DVD+/-RW
Graphics	Integrated Intel Graphics Media Accelerator 3100, Optional discrete graphics cards
Audio	Integrated High Definition Audio
Network	Integrated Gigabit Ethernet
Expansion Slots	1 PCI Express x16, 2 PCI Express x1, 1 PCI
Ports	USB 2.0, serial, parallel, VGA, audio in/out
Operating System	Windows Vista Business, Windows XP Professional, FreeDOS
Weight	Approx. 22 lbs (10 kg)