HP Pavilion dv4-3000 HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 54
Top cover, Optical drive see
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Top cover Description Top cover (includes TouchPad) Spare part number 640335-001 Before removing the top cover, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the following components: a. Battery (see Battery on page 33) b. Hard drive (see Hard drive on page 36) c. Memory module (see Memory module on page 34) d. Optical drive (see Optical drive on page 39) e. Keyboard (see Keyboard on page 41) Remove the top cover: 1. Position the computer right-side up, with the front toward you. 2. Open the computer as far as possible. 46 Chapter 4 Removal and replacement procedures