HP Pavilion g4-1000 HP G4 Notebook PC - Maintenance and Service Guide - Page 86

Heat sink see, System board see

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Before removing the processor, 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 42), and then remove the following components: ● Optical drive (see Optical drive on page 43) ● Hard drive (see Hard drive on page 45) ● WLAN module (see WLAN module on page 48) ● Keyboard (see Keyboard on page 50) ● Top cover (see Top cover on page 53) ● System board (see System board on page 67) ● Heat sink (see Fan and heat sink on page 73) Remove the processor: 1. Use a flat-bladed screw driver (1) to turn the processor locking screw one-half turn counterclockwise (2), until you hear a click. 78 Chapter 4 Removal and replacement procedures

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Before removing the processor, 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
42
), and then remove the following components:
●
Optical drive (see
Optical drive
on page
43
)
●
Hard drive (see
Hard drive
on page
45
)
●
WLAN module (see
WLAN module
on page
48
)
●
Keyboard (see
Keyboard
on page
50
)
●
Top cover (see
Top cover
on page
53
)
●
System board (see
System board
on page
67
)
●
Heat sink (see
Fan and heat sink
on page
73
)
Remove the processor:
1.
Use a flat-bladed screw driver
(1)
to turn the processor locking screw one-half turn
counterclockwise
(2)
, until you hear a click.
78
Chapter 4
Removal and replacement procedures