HP 255 G3, Руководство по техническому обслуживанию и ремонту

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Speakers
Description Spare part number
Speakers (includes left and right speakers and cable) 749653-001
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 31 ), and then remove the following components:
● Keyboard (see Keyboard on page 35 )
● Top cover (see Top cover on page 43 )
● WLAN module (see WLAN module on page 51 )
● Hard drive (see Hard drive on page 49 )
● System board (see System board on page 56 )
To remove the speakers:
1. Remove the four Phillips broadhead PM2.0×2.0 screws (1) that secure the speakers to the computer.
2. Lift the speakers from the base enclosure (2) .
NOTE: Note the rubber gaskets (3) around each screw. When installing the speakers, make sure the
gaskets are installed correctly.
Reverse this procedure to install the speakers.
60 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts