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

Changing from desktop to tower orientation
You can use the computer in a tower orientation with an optional tower stand that you can purchase from HP.
NOTE: To stabilize the computer in a tower orientation, HP recommends the use of the optional tower
stand.
1. Remove or disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs and USB ash drives, from the computer.
3. Turn o the computer properly through the operating system, and turn o any external devices.
4. Disconnect the power cord from the AC outlet and disconnect any external devices.
5. Orient the computer so that its right side faces up, and place the computer in the optional stand.
6. Reconnect the power cord and any external devices, and then turn on the computer.
NOTE: Be sure that at least 10.2 cm (4 in) of space on all sides of the computer remains clear and free
of obstructions.
7. Lock any security devices that were disengaged before the computer was moved.
Changing from desktop to tower orientation 5