HP ProBook 6465b HP ProBook 6465b Notebook PC - Maintenance and Service Guide - Page 98

When replacing the system board, be sure that the following components are removed from

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d. Fan (see Fan on page 63) e. Heat sink (see Heat sink on page 64) f. Keyboard (see Keyboard on page 67) g. Bottom cover (see Bottom cover from top cover on page 70) When replacing the system board, be sure that the following components are removed from the defective system board and installed on the replacement system board: ● SIM (see SIM on page 42) ● Memory module (see Memory modules on page 55) ● WLAN module (see WLAN module on page 59) ● WWAN module (see WWAN module on page 57) ● Modem module (see Modem module on page 62) ● Processor (see Processor on page 66) Remove the system board: 1. Position the computer right-side up, with the front toward you. 2. Disconnect the following cables from the system board (as necessary): ● (1): Antenna cables from the rubber clamp ● (2): Lid sensor board cable ● (3): Display cable ● (4): Webcam cable ● (5): Fingerprint reader cable ● (6): RTC battery cable 90 Chapter 4 Removal and replacement procedures

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d.
Fan (see
Fan
on page
63
)
e.
Heat sink (see
Heat sink
on page
64
)
f.
Keyboard (see
Keyboard
on page
67
)
g.
Bottom cover (see
Bottom cover from top cover
on page
70
)
When replacing the system board, be sure that the following components are removed from the
defective system board and installed on the replacement system board:
●
SIM (see
SIM
on page
42
)
●
Memory module (see
Memory modules
on page
55
)
●
WLAN module (see
WLAN module
on page
59
)
●
WWAN module (see
WWAN module
on page
57
)
●
Modem module (see
Modem module
on page
62
)
●
Processor (see
Processor
on page
66
)
Remove the system board:
1.
Position the computer right-side up, with the front toward you.
2.
Disconnect the following cables from the system board (as necessary):
●
(1)
: Antenna cables from the rubber clamp
●
(2)
: Lid sensor board cable
●
(3)
: Display cable
●
(4)
: Webcam cable
●
(5)
: Fingerprint reader cable
●
(6)
: RTC battery cable
90
Chapter 4
Removal and replacement procedures