HP 2000-bf69WM HP 2000 Notebook PC Compaq Presario CQ58 Notebook PC Maintenanc - Page 68

Fan/heat sink assembly, Turn the system board right-side up, with the front toward you.

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Fan/heat sink assembly NOTE: The fan/heat sink assembly includes replacement thermal material. Description For use in AMD A50M UMA computer models Thermal material Spare part number 657145-001 634366-001 Before removing the fan/heat sink assembly, remove the following components: 1. Battery (see Battery on page 30) 2. Service door (see Service door on page 31) 3. Hard drive (see Hard drive on page 32) 4. Optical drive (see Optical drive on page 34) 5. WLAN module (see WLAN module on page 36) 6. Memory module (see Memory module on page 37) 7. Keyboard (see Keyboard on page 39) 8. Top cover (see Top cover on page 41) 9. USB board (see USB board on page 47) 10. Display assembly (see Display assembly on page 50) 11. Power connector (see Power connector on page 49) 12. System board (see System board on page 57) Remove the fan/heat assembly (fan/heat sink appearance may vary): NOTE: Steps 1 through 5 apply only to computer models equipped with Intel processors. 1. Turn the system board right-side up, with the front toward you. 2. Disconnect the fan cable from the system board (1). 3. Remove the Phillips 3.0 x 2.0 screw (2) that secures the fan/heat sink assembly to the system board. 4. Follow the sequence embossed on heat sink to loosen the five Phillips 10.0 x 2.0 captive screws (3) that secure the fan/heat sink assembly to the system board. NOTE: Due to the adhesive quality of the thermal material located between the fan/heat sink assembly and system board components, it might be necessary to move the fan/heat sink assembly from side to side to detach the assembly. 60 Chapter 4 Removal and replacement procedures

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Fan/heat sink assembly
NOTE:
The fan/heat sink assembly includes replacement thermal material.
Description
Spare part number
For use in AMD A50M UMA computer models
657145-001
Thermal material
634366-001
Before removing the fan/heat sink assembly, remove the following components:
1.
Battery (see
Battery
on page
30
)
2.
Service door (see
Service door
on page
31
)
3.
Hard drive (see
Hard drive
on page
32
)
4.
Optical drive (see
Optical drive
on page
34
)
5.
WLAN module (see
WLAN module
on page
36
)
6.
Memory module (see
Memory module
on page
37
)
7.
Keyboard (see
Keyboard
on page
39
)
8.
Top cover (see
Top cover
on page
41
)
9.
USB board (see
USB board
on page
47
)
10.
Display assembly (see
Display assembly
on page
50
)
11.
Power connector (see
Power connector
on page
49
)
12.
System board (see
System board
on page
57
)
Remove the fan/heat assembly (fan/heat sink appearance may vary):
NOTE:
Steps 1 through 5 apply only to computer models equipped with Intel processors.
1.
Turn the system board right-side up, with the front toward you.
2.
Disconnect the fan cable from the system board
(1)
.
3.
Remove the Phillips 3.0 x 2.0 screw
(2)
that secures the fan/heat sink assembly to the system
board.
4.
Follow the sequence embossed on heat sink to loosen the five Phillips 10.0 x 2.0 captive screws
(3)
that secure the fan/heat sink assembly to the system board.
NOTE:
Due to the adhesive quality of the thermal material located between the fan/heat sink
assembly and system board components, it might be necessary to move the fan/heat sink
assembly from side to side to detach the assembly.
60
Chapter 4
Removal and replacement procedures