Dell Inspiron N4030 Service Manual - Page 15

Thermal Cooling Assembly - fan

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Back to Contents Page Thermal Cooling Assembly Dell™ Inspiron™ N4020/N4030 Service Manual Removing the Thermal Cooling Assembly Replacing the Thermal Cooling 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 www.dell.com/regulatory_compliance. WARNING: If you remove the thermal cooling assembly from the computer when the heat sink is hot, do not touch the metal housing of the thermal cooling 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) before working inside the computer. Removing the Thermal Cooling Assembly 1. Follow the instructions in Before You Begin. 2. Follow the instructions from step 2 to step 14 in Removing the System Board. 3. Disconnect the fan cable from the connector on the system board. 4. In sequential order (indicated on the thermal cooling assembly), loosen the four captive screws that secure the assembly to the system board. 5. Lift the thermal cooling assembly off the system board. 1 thermal cooling assembly 2 fan cable connector 3 captive screws (4) Replacing the Thermal Cooling Assembly NOTE: This procedure assumes that you have already removed the thermal cooling assembly and are ready to replace it. 1. Follow the instructions in Before You Begin. 2. Place the thermal cooling assembly on the system board. 3. Align the four captive screws on the thermal cooling assembly with the screw holes on the system board and tighten the screws in sequential order (indicated on the thermal cooling assembly). 4. Connect the fan cable to the connector on the system board. 5. Follow the instructions from step 5 to step 18 in Replacing the System Board. 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.

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Back to Contents Page
Thermal Cooling Assembly
Dell™ Inspiron™ N4020/N4030 Service Manual
Removing the Thermal Cooling Assembly
Replacing the Thermal Cooling Assembly
Removing the Thermal Cooling Assembly
1.
Follow the instructions in
Before You Begin
.
2.
Follow the instructions from
step 2
to
step 14
in
Removing the System Board
.
3.
Disconnect the fan cable from the connector on the system board.
4.
In sequential order (indicated on the thermal cooling assembly), loosen the four captive screws that secure the assembly to the system board.
5.
Lift the thermal cooling assembly off the system board.
Replacing the Thermal Cooling Assembly
1.
Follow the instructions in
Before You Begin
.
2.
Place the thermal cooling assembly on the system board.
3.
Align the four captive screws on the thermal cooling assembly with the screw holes on the system board and tighten the screws in sequential order
(indicated on the thermal cooling assembly).
4.
Connect the fan cable to the connector on the system board.
5.
Follow the instructions from
step 5
to
step 18
in
Replacing the System Board
.
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 www.dell.com/regulatory_compliance.
WARNING:
If you remove the thermal cooling assembly from the computer when the heat sink is hot, do not touch the metal housing of the
thermal cooling 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
) before working inside the
computer.
1
thermal cooling assembly
2
fan cable connector
3
captive screws (4)
NOTE:
This procedure assumes that you have already removed the thermal cooling assembly and are ready to replace it.
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.