Dell Latitude 7480 Owners Manual - Page 23

Heat sink, Removing heat sink assembly

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Heat sink Removing heat sink assembly Heat sink assembly comprises of heat sink and the system fan. 1 Follow the procedure in Before working inside your computer. 2 Remove the: a base cover b battery 3 To remove the heat sink assembly: NOTE: To identify the number of screws, see .screw list. a Disconnect the fan cable from the system board [1]. b Remove the M2.0 x 5.0 screws that secure the heat sink assembly to the system board [2]. c Remove the screws in the order of the callout numbers as indicated on the heat sink. d Lift the heat sink assembly from the system board [3]. Installing heat sink assembly Heat sink assembly comprises of heat sink and the system fan. 1 Align the heat sink assembly with screw holders on the system board . 2 Tighten the M2.0 x 3.0 screws to secure the heat sink assembly to the system board. NOTE: Tighten the screws in the order of the callout numbers [1, 2, 3, 4] as indicated on the heat sink. Disassembly and reassembly 23

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Heat sink
Removing heat sink assembly
Heat sink assembly comprises of heat sink and the system fan.
1
Follow the procedure in
Before working inside your computer
.
2
Remove the:
a
base cover
b
battery
3
To remove the heat sink assembly:
NOTE:
To identify the number of screws, see .
screw list
.
a
Disconnect the fan cable from the system board [1].
b
Remove the M2.0 x 5.0 screws that secure the heat sink assembly to the system board [2].
c
Remove the screws in the order of the callout numbers as indicated on the heat sink.
d
Lift the heat sink assembly from the system board [3].
Installing heat sink assembly
Heat sink assembly comprises of heat sink and the system fan.
1
Align the heat sink assembly with screw holders on the system board .
2
Tighten the M2.0 x 3.0 screws to secure the heat sink assembly to the system board.
NOTE:
Tighten the screws in the order of the callout numbers [1, 2, 3, 4] as indicated on the heat sink.
Disassembly and reassembly
23