HP (Hewlett-Packard) nx9420 Laptop User Manual


 
5–44 Maintenance and Service Guide
Removal and Replacement Procedures
5.21 Video Board
1. Prepare the computer for disassembly (Section 5.3).
2. Remove the fan assembly (Section 5.17).
3. Remove the video board heat sink (Section 5.20).
4. Use a 5.0-mm hex socket to remove the two HM5.0×9.0
screw locks that secure the video board to the computer.
Removing the Video Board Screw Locks
Video Board Spare Part Number Information
Video board (includes thermal pads) 409979-001