HP (Hewlett-Packard) 311 Laptop User Manual


 
Removal and replacement procedures
Maintenance and Service Guide 4–29
Speakers
Before removing the speakers, 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 battery (see “Battery” on page 4-7).
5. Remove the accessory compartment cover (see “WLAN module” on page 4-9).
6. Remove the hard drive (see “Hard drive” on page 4-18).
7. Remove the keyboard (see “Keyboard” on page 4-21).
8. Remove the top cover (see “Top cover” on page 4-24).
Remove the speakers:
1. Turn the computer right-side up, with the front toward you and the display open as far as possible.
2. Disconnect the speaker cable 1 from the system board.
3. Remove the 2 Phillips PM2.0×7.0 screws 2 that secure the speaker assembly to the base enclosure.
4. Remove the speaker assembly 3.
Reverse this procedure to install the speakers.
Description Spare part number
Speakers (include cables) 580064-001