HP EliteBook 850 G2 Notebook PC HP EliteBook 750 G2 Notebook PC HP ZBook 15u G2 Mobile Workstation - Maintenance and Service Guide

15. Remove the system board (2) by sliding it up and to the left at an angle.
Reverse this procedure to install the system board.
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 service cover (see Service cover on page 47), and then remove the following components:
a. Battery (see Battery on page 49)
b. Keyboard (see Keyboard on page 59)
c. Base enclosure (see Base enclosure on page 71)
d. Fan (see Fan on page 73)
e. Heat sink (see Heat sink on page 80)
f. System board (see System board on page 87)
Remove the speaker assembly:
ENWW Component replacement procedures 93