HP 2000-379WM HP 2000 Notebook PC - Maintenance and Service Guide - Page 78

Disconnect the optical drive connector cable from the system board., Remove the system board

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7. Disconnect the hard drive connector cable from the system board (see Hard drive on page 46). 8. Remove the following components: ● Keyboard (see Keyboard on page 49) ● Top cover (see Top cover on page 51) ● USB board (see USB board on page 58) ● Power connector cable (see Power connector cable on page 59) ● Display assembly (see Display assembly on page 62) 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 45) ● RTC battery (see RTC battery on page 72) ● Fan and heat sink (see Fan/heat sink assembly on page 73) ● Processor (see Processor on page 80) Remove the system board: 1. Disconnect the optical drive connector cable from the system board. 2. Remove the Phillips PM2.5×6.0 screw (1) that secures the system board to the base enclosure. 3. Lift the right side of the system board (2) until it rests at an angle. 70 Chapter 4 Removal and replacement procedures

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7.
Disconnect the hard drive connector cable from the system board (see
Hard drive
on page
46
).
8.
Remove the following components:
●
Keyboard (see
Keyboard
on page
49
)
●
Top cover (see
Top cover
on page
51
)
●
USB board (see
USB board
on page
58
)
●
Power connector cable (see
Power connector cable
on page
59
)
●
Display assembly (see
Display assembly
on page
62
)
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
45
)
●
RTC battery (see
RTC battery
on page
72
)
●
Fan and heat sink (see
Fan/heat sink assembly
on page
73
)
●
Processor (see
Processor
on page
80
)
Remove the system board:
1.
Disconnect the optical drive connector cable from the system board.
2.
Remove the Phillips PM2.5×6.0 screw
(1)
that secures the system board to the base enclosure.
3.
Lift the right side of the system board
(2)
until it rests at an angle.
70
Chapter 4
Removal and replacement procedures