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Required Equipment
• #1 Phillips screwdriver.
Removal Procedure
1.
2.
3.
4.
5.
Unplug the AC adapter, if present, and then remove the battery.
Remove the keyboard cover (page 2-12).
Disconnect both the 2-wire and 4-wire cables that connect the switchboard PCA to the top case
and speaker assembly, respectively.
Remove the M2.5×4.0 mm screw that secures the keyboard and switchboard PCA to the top case
(page 2-26).
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