HP Presario CQ43-300 Compaq Presario CQ43 Notebook PC Maintenance and Service - Page 89

to detach it., system board components, it may be necessary to move the heat sink from side to side

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● Display assembly (see Display assembly on page 66) ● System board (see System board on page 73) Remove the fan/heat sink assembly: 1. Disconnect the fan cable from the system board. 2. Turn the system board upside down, with the front toward you. 3. Loosen the captive screws (1) that secure the fan/heat sink assembly to the system board. NOTE: The number of screws used to secure the fan/heat sink assembly to the system board varies by computer model. NOTE: Due to the adhesive quality of the thermal material located between the heat sink and system board components, it may be necessary to move the heat sink from side to side to detach it. 4. Remove the fan and heat sink (2). NOTE: The following illustration shows the fan/heat sink assembly removal process on a computer model equipped with an AMD processor. Component replacement procedures 81

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●
Display assembly (see
Display assembly
on page
66
)
●
System board (see
System board
on page
73
)
Remove the fan/heat sink assembly:
1.
Disconnect the fan cable from the system board.
2.
Turn the system board upside down, with the front toward you.
3.
Loosen the captive screws
(1)
that secure the fan/heat sink assembly to the system board.
NOTE:
The number of screws used to secure the fan/heat sink assembly to the system board
varies by computer model.
NOTE:
Due to the adhesive quality of the thermal material located between the heat sink and
system board components, it may be necessary to move the heat sink from side to side
to detach it.
4.
Remove the fan and heat sink
(2)
.
NOTE:
The following illustration shows the fan/heat sink assembly removal process on a computer
model equipped with an AMD processor.
Component replacement procedures
81