Maintenance and Service Guide
Table Of Contents
- Computer features
- Illustrated parts catalog
- Routine care, SATA drive guidelines, and disassembly preparation
- Removal and replacement procedures
- Computer Setup (F10) Utility
- Troubleshooting without diagnostics
- Safety and comfort
- Before you call for technical support
- Helpful hints
- Solving general problems
- Solving power problems
- Solving hard drive problems
- Solving media card reader problems
- Solving display problems
- Solving audio problems
- Solving printer problems
- Solving keyboard and mouse problems
- Solving hardware installation problems
- Solving network problems
- Solving memory problems
- Solving CD-ROM and DVD problems
- Solving USB flash drive problems
- Solving front panel component problems
- Solving Internet access problems
- Solving software problems
- POST error messages
- Password security and resetting CMOS
- Using HP PC Hardware Diagnostics
- Backing up, restoring, and recovering
- Power cord set requirements
- Statement of memory volatility
- Specifications
- Index

Antennas
The antennas route from the WLAN module to the front and the rear of the computer.
Before removing the antennas, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 20).
2. Remove the access panel (Access panel on page 23).
3. Remove the front bezel (Front bezel on page 24).
4. Remove the drive cage (Drive cage on page 26).
Remove the antennas:
1. Disconnect the internal antennas from the WLAN module (WLAN module on page 48).
2. Remove the antenna cable from the clips on the inside of the I/O bracket.
3. Remove the Torx screw that secures the antenna to the front of the computer (1).
4. Pull the antenna through the hole and away from the computer (2).
5. On the inside of the chassis, remove the rear antenna cable from the routing path in the chassis wall.
Antennas 55