HP (Hewlett-Packard) nx 9420 ユーザーズマニュアル

1. Prepare the computer for disassembly (

2. Remove the fan assembly (

3. Remove the video board heat sink (

).

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.

Video board, M56, for use with model nx9420

Video board, G71, for use with model nw9440

409979-001

417206-001