HP ZBook 14 Mobile Workstation, HP EliteBook 740 G1, HP EliteBook 840 G1, HP EliteBook 750 G1, HP EliteBook 850 G1 Notebook PC Maintenance and Service Guide

Speaker assembly
Description Spare part number
Speaker assembly (includes cable) 730798-001
Before removing the speaker assembly, 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 59), and then remove the following components:
a. Service cover (see
Service cover on page 57)
b. Battery (see
Battery on page 59)
c. Hard drive (see
Hard drive on page 60)
d. WWAN module (see
WWAN module on page 67)
e. WLAN module (see
WLAN module on page 69)
f. Fan (see
Fan on page 85)
g. Keyboard (see
Keyboard on page 71)
h. Base enclosure (see
Base enclosure on page 79)
i. System board (see
System board on page 96)
Remove the speaker assembly:
1. Position the top cover upside down.
2. Remove the two Phillips PM2.0×3.0 screws (1) that secure the speaker assembly to the base enclosure.
106 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts