Dell 3440 Owner's Manual download pdf (Page 28)

Removing the Heatsink Assembly

1. Follow the procedures in

Before Working Inside Your Computer

2. Remove:

a) battery

b) SD card

c) access panel

d) memory module

e) WLAN card

f) hard drive

g) optical drive

h) keyboard

i) palmrest

j) system board

3. Flip the system board and place it on a flat surface.

4. Disconnect fan cable and remove the screws that secure the heatsink assembly to the system board. Lift the

heatsink assembly from the system board.

Installing the Heatsink Assembly

1. Align the heatsink assembly in its place on the system board.

2. Tighten the screws to secure the heatsink assembly to the system board.

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Dell Latitude 3440 1
Owner's Manual 1
Notes, Cautions, and Warnings 2
Contents 3
Working on Your Computer 5
Turning Off Your Computer 6
System Overview 9
Recommended Tools 10
Removing the SD Card 10
Installing the SD Card 11
Removing the Battery 11
Installing the Battery 12
Removing the Access Panel 12
Removing the Memory Module 14
Installing the Memory Module 14
Removing the Hard Drive 14
Installing the Access Panel 14
Installing the Hard Drive 16
Removing the Optical Drive 16
Installing the Optical Drive 17
Removing the Keyboard 17
Installing the Keyboard 19
Removing the WLAN Card 19
Installing the WLAN Card 20
Removing the Palmrest 20
Installing the Palmrest 23
Removing the I/O Board 23
Installing the I/O Board 24
Removing the System Board 25
Installing the System Board 27
Removing the Speakers 29
Installing the Speakers 30
Removing the Display Assembly 31
Removing the Display Bezel 33
Installing the Display Bezel 35
Removing the Display Panel 35
Installing the Display Panel 36
Removing the Display Hinges 37
Installing the Display Hinges 38
Removing the Camera Module 39
Installing the Camera Module 40
System Setup 41
System Setup Options 42
Table 3. Advance Options 43
Table 4. Security Options 44
Table 5. Boot Options 44
Updating the BIOS 45
System and Setup Password 46
Diagnostics 49
Battery Status Lights 50
Specifications 51
Table 11. Video 52
Table 12. Camera 52
Table 13. Communication 52
Table 15. Display 53
Table 16. Keyboard 53
Table 17. Touchpad 54
Table 18. Battery 54
Table 19. AC Adapter 54
Table 20. Physical 55
Table 21. Environmental 55
Contacting Dell 57

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Dell 3440 Owner's Manual Page 28

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