HP Pavilion HDX9309TX HP Pavilion HDX Entertainmet Series Notebook PC - Mainte - Page 78

Battery, on Hard drive, Optical drive, Keyboard, Hinge cover, Rear cover, Top cover, Subwoofer

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Before removing the system board, 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 36). 5. Remove the following components: a. Hard drive (see Hard drive on page 42) b. Optical drive (see Optical drive on page 49) c. Keyboard (see Keyboard on page 50) d. Hinge cover (see Hinge cover on page 52) e. Rear cover (see Rear cover on page 53) f. Top cover (see Top cover on page 55) g. Subwoofer (see Subwoofer on page 67) h. Processor fan (see Processor fan on page 69) 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: ● Memory module (see Memory module on page 47) ● RTC battery (see RTC battery on page 74) ● WLAN module (see WLAN module on page 44) Remove the system board: 1. Remove the power connector (1) from the clip built into the base enclosure. 2. Disconnect the rear USB board cable (2) and the power connector LED board cable (3) from the system board. Component replacement procedures 71

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Before removing the system board, 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
36
).
5
.
Remove the following components:
a
.
Hard drive (see
Hard drive
on page
42
)
b
.
Optical drive (see
Optical drive
on page
49
)
c
.
Keyboard (see
Keyboard
on page
50
)
d
.
Hinge cover (see
Hinge cover
on page
52
)
e
.
Rear cover (see
Rear cover
on page
53
)
f
.
Top cover (see
Top cover
on page
55
)
g
.
Subwoofer (see
Subwoofer
on page
67
)
h
.
Processor fan (see
Processor fan
on page
69
)
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:
●
Memory module (see
Memory module
on page
47
)
●
RTC battery (see
RTC battery
on page
74
)
●
WLAN module (see
WLAN module
on page
44
)
Remove the system board:
1
.
Remove the power connector
(1)
from the clip built into the base enclosure.
2
.
Disconnect the rear USB board cable
(2)
and the power connector LED board cable
(3)
from the
system board.
Component replacement procedures
71