HP dx7400 - Microtower PC User Manual

Speaker
1. Prepare the computer for disassembly (Preparation for Disassembly on page 87).
2. Remove the access panel (
Access Panel on page 88).
3. Rotate the drive cage to its upright position.
4. Loosen the plastic fastener to gain access to the speaker wire.
5. Disconnect the speaker wire from the system board.
6. If necessary, remove expansion cards to gain access to the speaker.
7. Remove the screw that secures the speaker to the inside of the chassis (1), slide the speaker to
the right (2), and then remove it from the chassis (3).
To install the speaker, reverse the removal procedures.
108 Chapter 8 Removal and Replacement Procedures Small Form Factor (SFF) Chassis

HP dx7400 - Microtower PC Specifications

General

Memory	Up to 8 GB DDR2 SDRAM
Audio	Integrated High Definition Audio
Power Supply	300W
Processor	Intel Core 2 Duo, Pentium Dual-Core, or Celeron
Storage	SATA Hard Drive
Optical Drive	DVD-ROM, DVD+/-RW
Graphics	Integrated Intel Graphics Media Accelerator 3100
Networking	Integrated Gigabit Ethernet
Expansion Slots	1 PCI Express x16
Ports	1 serial, 1 parallel, audio in/out
Operating System	Windows XP Professional