Compaq Presario CQ42-300 Compaq Presario CQ42 Notebook PC and HP G42 Notebook - Page 65
Top cover, Optical drive see
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Top cover Description Top cover (includes Touchpad and bracket, button board, and cable), matte black Top cover, bicotti Top cover, silver Top cover, white (for model 1.0 only) Top cover, charcoal (for model 1.1 only) Spare part number 600181-001 600182-001 606161-001 606162-001 622581-001 Before removing the switch 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 43). b. Optical drive (see Optical drive on page 47). c. Keyboard (see Keyboard on page 53). Remove the switch cover: 1. Turn the computer upside down with the front toward you. 2. Remove the four screw covers (1) at the front edge of the computer. Component replacement procedures 55