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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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Dell N4030, N4020 manual Removing the Thermal Cooling Assembly, Replacing the Thermal Cooling Assembly
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N4020, N4030 specifications

The Dell N4030 and N4020 are two versatile laptops designed primarily for everyday computing needs. They are part of Dell's Inspiron series and cater to students, professionals, and casual users looking for a reliable machine without compromising on performance or features.

Starting with the Dell N4030, this model comes equipped with a 14-inch display that offers a resolution of 1366 x 768 pixels. The screen delivers sharp visuals and is suitable for watching videos, browsing the web, and working on documents. It is powered by Intel's Dual-Core processors, ensuring decent performance for multitasking and running common applications. The laptop supports up to 8GB of RAM, which facilitates smoother operation when running multiple applications simultaneously.

Additionally, the N4030 boasts a spacious hard drive, often around 500GB, providing ample storage for documents, photos, and multimedia files. Equipped with integrated Intel HD Graphics, the N4030 is capable of handling light gaming and media playback without significant lag. One of the standout features of this laptop is its energy efficiency, with a battery life that can last up to 5 hours, making it suitable for on-the-go users.

On the other hand, the Dell N4020 is quite similar in design and capabilities but offers a slightly larger 15.6-inch display, which is also HD-ready with a resolution of 1366 x 768 pixels. The increased screen size enhances the viewing experience, especially for those who prefer a larger workspace or consume media frequently.

The N4020 also includes Intel's Dual-Core processors, ensuring sufficient processing power for most daily tasks, while supporting up to 8GB of RAM. Storage options are similar to the N4030, with a typical capacity of 500GB. The integrated Intel HD Graphics on the N4020 allows users to enjoy basic graphic tasks and casual gaming.

Connectivity options on both laptops include USB 2.0 and USB 3.0 ports, HDMI outputs for external display connections, and a built-in webcam for video conferencing. They also feature a full-size keyboard, which enhances typing comfort.

In conclusion, the Dell N4030 and N4020 laptops provide a reliable balance of performance, display quality, and battery life, making them suitable choices for students and professionals alike. With their efficient processing capabilities, ample storage space, and essential connectivity options, these laptops stand out for their value in everyday computing tasks.
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