HP EliteBook 700 Maintenance and Service Guide - Page 60

WWAN module see, Heat sink/ fan assembly see

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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 unscrewing the power cord from the AC outlet, and then unscrewing the AC adapter from the computer. 4. Remove the bottom cover (see Bottom cover on page 33). 5. Remove the battery (see Battery on page 36). 6. Remove the following components: a. Keyboard (see Keyboard on page 46) b. Hard drive (see Hard drive on page 37) c. solid-state drive (see Solid-state drive on page 38) When replacing the system board, be sure to remove the following components from the defective system board and install on the replacement system board: ● Memory modules (see Memory modules on page 40) ● WLAN/Bluetooth module (see WLAN module on page 42) ● WWAN module (see WWAN module on page 44) ● RTC battery (see RTC battery on page 52) ● Heat sink/ fan assembly (see Heat sink/fan assembly on page 53) Remove the system board: 1. Disconnect the following cables from the system board: (1) Speaker cable (2) WLAN cables (3) WWAN cables (4) Display cable 50 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

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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
unscrewing the power cord from the AC outlet, and
then unscrewing the AC adapter from the computer.
4.
Remove the bottom cover (see
Bottom cover
on page
33
).
5.
Remove the battery (see
Battery
on page
36
).
6.
Remove the following components:
a.
Keyboard (see
Keyboard
on page
46
)
b.
Hard drive (see
Hard drive
on page
37
)
c.
solid-state drive (see
Solid-state drive
on page
38
)
When replacing the system board, be sure to remove the following components from the defective system
board and install on the replacement system board:
●
Memory modules (see
Memory modules
on page
40
)
●
WLAN/Bluetooth module (see
WLAN module
on page
42
)
●
WWAN module (see
WWAN module
on page
44
)
●
RTC battery (see
RTC battery
on page
52
)
●
Heat sink/ fan assembly (see
Heat sink/fan assembly
on page
53
)
Remove the system board:
1.
Disconnect the following cables from the system board:
(1)
Speaker cable
(2)
WLAN cables
(3)
WWAN cables
(4)
Display cable
50
Chapter 6
Removal and replacement procedures for Authorized Service Provider parts