HP 701974-051 ユーザーズマニュアル
3.
Remove the following screws that secure the top cover to the computer:
(1) 3 Phillips PM2.0×2.0 screws from the battery bay
(2) 3 Phillips PM2.0×2.0 screws from the optical drive bay
4.
Position the computer upright with the front toward you.
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Chapter 4 Removal and replacement procedures