HP Pavilion g4-2300 HP Pavilion g4 Notebook PC Maintenance and Service Guide - Page 92

PCH heat sink, Remove the top cover see

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PCH heat sink Description PCH heat sink Spare part number 683843-001 Before removing the PCH heat sink, follow these steps: 1. Shut down the computer. 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 40). 5. Remove the service door (see Service door on page 41). 6. Remove the optical drive (see Optical drive on page 42). 7. Remove the hard drive (see Hard drive on page 45). 8. Remove the keyboard (see Keyboard on page 52). 9. Remove the top cover (see Top cover on page 55). 10. Remove the system board (see System board on page 76). Remove the PCH heat sink: 1. Remove the two Phillips M2.0 x 3.0 screws (1) that secure the PCH heat sink to the system board. 84 Chapter 4 Removal and replacement procedures ENWW

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PCH heat sink
Description
Spare part number
PCH heat sink
683843-001
Before removing the PCH heat sink, follow these steps:
1.
Shut down the computer.
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
40
).
5.
Remove the service door (see
Service door
on page
41
).
6.
Remove the optical drive (see
Optical drive
on page
42
).
7.
Remove the hard drive (see
Hard drive
on page
45
).
8.
Remove the keyboard (see
Keyboard
on page
52
).
9.
Remove the top cover (see
Top cover
on page
55
).
10.
Remove the system board (see
System board
on page
76
).
Remove the PCH heat sink:
1.
Remove the two Phillips M2.0 x 3.0 screws
(1)
that secure the PCH heat sink to the system board.
84
Chapter 4
Removal and replacement procedures
ENWW