HP EliteBook 2170p HP EliteBook 2170p Notebook PC Maintenance and Service Guid - Page 78
Power switch board, Remove the Phillips PM2.0×3.4 screw
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Power switch board Description Power switch board (includes cable) Spare part number 693352-001 Before removing the power switch board, follow these steps: 1. Turn off 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 the power from the computer by unplugging the power cord from the computer. 3. Disconnect all external devices from the computer. 4. Remove the battery (see Battery on page 45), and then remove the following components: a. Service cover (see Service cover on page 47) b. Hard drive (see Hard drive on page 48) c. WLAN module (see WLAN module on page 51) d. WWAN module (see WWAN module on page 53) e. Keyboard (see Keyboard on page 58) f. Base enclosure (see Base enclosure on page 63) Remove the power switch board: 1. Turn the base enclosure right side up, with the front toward you. 2. Remove the Phillips PM2.0×3.4 screw (1) that secures the power switch board to the base enclosure. 70 Chapter 4 Removal and replacement procedures