Dell Inspiron 14z N411z: Heat-Sink Assembly
Heat-Sink Assembly: Dell Inspiron 14z N411z
17
Heat-Sink Assembly
WARNING: Before working inside your computer, read the safety information
that shipped with your computer. For additional safety best practices information,
see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
WARNING: If you remove the heat-sink assembly from the computer when the
heat sink is hot,
do not touch
the metal housing of the heat-sink assembly.
CAUTION: Only a certified service technician should perform repairs on your
computer. Damage due to servicing that is not authorized by Dell is not covered by
your warranty.
CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist
grounding strap or by periodically touching an unpainted metal surface (such as a
connector on your computer).
CAUTION: To help prevent damage to the system board, remove the main battery
(see "Removing the Battery" on page 13) before working inside the computer.
Removing the Heat-Sink Assembly
1
Follow the instructions in "Before You Begin" on page 9.
2
Remove the battery. See "Removing the Battery" on page 13.
3
Remove the module cover. See "Removing the Module Cover" on page 15.
4
Follow the instructions from step 4 to step 5 in "Removing the Optical
Drive" on page 23.
5
Remove the hard-drive assembly. See "Removing the Hard-Drive
Assembly" on page 19.
6
Remove the keyboard. See "Removing the Keyboard" on page 31.
7
Remove the memory module(s). See "Removing the Memory Module(s)"
on page 27.
8
Remove the palm-rest assembly. See "Removing the Palm-Rest Assembly"
on page 35.
9
Remove the wireless mini-card. See "Removing the Mini-Card" on page 41.
Heat-Sink Assembly 79
10
Remove the display assembly. See "Removing the Display Assembly" on
page 45.
11
Remove the thermal fan. See "Removing the Thermal Fan" on page 69.
12
Follow the instructions from step 12 to step 17 in "Removing the System
Board" on page 73.
13
In the sequential order, as indicated on the heat sink, loosen the four
captive screws that secure the heat sink-assembly to the system board.
14
Lift the heat-sink assembly away from the system board.
1 heat-sink assembly 2 captive screws (4)
Replacing the Heat-Sink Assembly
NOTE: The original thermal pad can be reused if the original processor and heat
sink are reinstalled together. If either the processor or heat sink is replaced, use the
thermal pad provided in the kit to ensure that thermal conductivity is achieved.
1
Follow the instructions in "Before You Begin" on page 9.
2
Clean the thermal grease from the bottom of the heat sink and reapply it.
80 Heat-Sink Assembly
2
1
3
Align the four captive screws on the heat sink with the screw holes on the
system board and tighten the screws in sequential order as indicated on the
heat sink.
4
Follow the instructions from step 2 to step 9 in "Replacing the System
Board" on page 75.
5
Replace the wireless mini-card. See "Replacing the Mini-Card" on page 42.
6
Replace the thermal fan. See "Replacing the Thermal Fan" on page 70.
7
Replace the display assembly. See "Replacing the Display Assembly" on
page 47.
8
Replace the memory module(s). See "Replacing the Memory Module(s)"
on page 28.
9
Replace the palm-rest assembly. See "Replacing the Palm-Rest Assembly"
on page 38.
10
Replace the keyboard. See "Replacing the Keyboard" on page 33.
11
Replace the hard-drive assembly. See "Replacing the Hard-Drive Assembly"
on page 21.
12
Follow the instructions from step 5 to step 6 in "Replacing the Optical
Drive" on page 25.
13
Replace the module cover. See "Replacing the Module Cover" on page 16.
14
Replace the battery. See "Replacing the Battery" on page 14.
CAUTION: Before turning on the computer, replace all screws and ensure that no
stray screws remain inside the computer. Failure to do so may result in damage to
the computer.
Heat-Sink Assembly 81
82 Heat-Sink Assembly
Оглавление
- Contents
- Before You Begin
- Battery
- Module Cover
- Coin-Cell Battery
- Hard-Drive Assembly
- Optical Drive
- Memory Module(s)
- Keyboard
- Palm-Rest Assembly
- Wireless Mini-Card
- Display
- DC-in Connector Assembly
- USB Board
- Camera Module
- Thermal Fan
- System Board
- Heat-Sink Assembly
- Media-Card Reader Board
- Speakers
- System Setup
- Flashing the BIOS
