Specifications
Table Of Contents
- Product Features
- Activating and Customizing the Software
- Computer Setup (F10) Utility
- Illustrated parts catalog
- Serial ATA (SATA) Drive Guidelines and Features
- Routine Care and Disassembly Preparation
- Removal and Replacement Procedures – Microtower (MT) Chassis
- Removal and Replacement Procedures – Small Form Factor (SFF) Chassis
- 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 Processor Problems
- Solving CD-ROM and DVD Problems
- Solving USB Flash Drive Problems
- Solving Front Panel Component Problems
- Solving Internet Access Problems
- Solving Software Problems
- Contacting Customer Support
- HP PC Hardware Diagnostics
- Backup and Recovery
- Power Cord Set Requirements
- POST Error Messages
- Password Security and Resetting CMOS
- Specifications
- Index

Fan Assembly
Description Spare part number
Fan 656834-001
The fan assembly is attached to the inside floor of the chassis using two screws. The fan is inside of a
removal metal cage.
1. Prepare the computer for disassembly (
Preparation for Disassembly on page 101).
2. Remove the access panel (
Access Panel on page 102).
3. Remove the front bezel (
Front Bezel on page 104).
4. Disconnect the fan cable from the system board connector labeled SYS_FAN.
5. Remove the Torx screw that secures the left side of the fan to the computer.
6. Cut the plastic tie (1) that secures the fan cable to the power supply power cables.
7. Remove the two screws (2) that secure the fan to the computer. The screw near the computer
side is not shown in the following image.
8. Lift the fan assembly up and out of the computer (3).
Figure 8-31 Removing the fan
Fan Assembly 129










