Speaker Assembly - HP Pavilion DV4-2155 Maintenance And Service Manual

Removal and replacement procedures

Speaker assembly

Description
All courtries and regions except India
India
Before removing the speaker assembly:
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 disconnecting the power cord from the AC outlet and then
disconnecting the AC adapter from the computer.
4. Remove the battery (see
5. Remove the following components:
a. Hard Drive cover (see
b. Mini Card compartment cover (see
c. Optical drive cover (see
d. Keyboard (see
e. Keyboard cover (see
Remove the speaker assembly:
1. Disconnect the display lid switch 1 from the system board.
2. Remove the two Phillips PM2.5×3.0 screws 2 that secure the speaker assembly to the computer.
3. Remove the Phillips PM2.5×8.0 screw 3 that secures the speaker assembly to the computer.
4. Disconnect the speaker cable 4 from the system board.
5. Lift the speaker assembly 5 straight up to remove it from the computer.
Reverse this procedure to install the speaker assembly.
4–26
"Battery" on page
"Hard Drive" on page
"RTC battery" on page
"Optical drive" on page
"Keyboard" on page 4-20)
"Keyboard cover" on page
4-7).
4-8)
4-12)
4-19)
4-23)
Spare part number
486837-001
486865-D61
Maintenance and Service Guide