Required Equipment

•#1 Phillips screwdriver.

Removal Procedure

1.Unplug the AC adapter, if present, and then remove the battery.

2.Remove the keyboard cover (page 2-12).

3.Disconnect both the 2-wire and 4-wire cables that connect the switchboard PCA to the top case and speaker assembly, respectively.

4.Remove the M2.5×4.0 mm screw that secures the keyboard and switchboard PCA to the top case (page 2-26).

5.Gently lift up on the keyboard, carefully remove the switchboard PCA from the top case, and then disconnect the underside motherboard cable.

Figure 2-13. Removing the Switchboard PCA

HP Pavilion 4300, 4200, and 4100, HP nx9005 and nx9000,

Compaq Evo Notebook N1050 and 1010, and Compaq Presario 2100 and 1100 Models

2-18 Removal and Replacement

Service Manual