HP 621 Compaq 320, 321, 420, 421, 620, 621 Notebook PCs and HP 420, 620 Notebo - Page 93

Speaker, Disconnect the speaker cable from the connector

Page 93 highlights

Speaker The spare part number for the speaker used in all models is 605792-001. Before removing the speaker, 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 49). 5. Remove the service door (see Service door on page 49). 6. Remove the palm rest (see Palm rest on page 64). 7. Remove the keyboard (see Keyboard on page 69). 8. Remove the top cover (see Top cover on page 73). Remove the speaker: 1. Disconnect the speaker cable from the connector (1) on the system board. 2. Release the cable from the cable retainers (2) then, push up on the speaker from the back (3) to remove it from the base enclosure. Reverse this procedure to install the speaker. Component replacement procedures 83

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Speaker
The spare part number for the speaker used in all models is 605792-001.
Before removing the speaker, 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
49
).
5.
Remove the service door (see
Service door
on page
49
).
6.
Remove the palm rest (see
Palm rest
on page
64
).
7.
Remove the keyboard (see
Keyboard
on page
69
).
8.
Remove the top cover (see
Top cover
on page
73
).
Remove the speaker:
1.
Disconnect the speaker cable from the connector
(1)
on the system board.
2.
Release the cable from the cable retainers
(2)
then, push up on the speaker from the back
(3)
to
remove it from the base enclosure.
Reverse this procedure to install the speaker.
Component replacement procedures
83