HP dx7500 - Microtower PC Hardware Reference Guide

c. If you are removing a PCI Express x16 card, pull the retention arm on the back of the expansion
socket away from the card and carefully rock the card back and forth until the connectors pull
free from the socket. Be sure not to scrape the card against the other components.
Figure 2-12 Removing a PCI Express x16 Expansion Card
9. Store the removed card in anti-static packaging.
10. If you are not installing a new expansion card, install an expansion slot cover to close the open
slot.
CAUTION: After removing an expansion card, you must replace it with a new card or expansion
slot cover for proper cooling of internal components during operation.
ENWW Removing or Installing an Expansion Card 21

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)