Dell Inspiron 5490 Tear Down Disassemble

Dell Inspiron 5490 All-In-One Teardown Guide

Introduction

• Objective: Teardown of a Dell Inspiron 5490 All-In-One computer.
• Note: This guide covers major components accessible after opening the back panel.

Steps for Teardown

1. Opening the Back Cover:
   • No visible screws on the back.
   • Use a prying tool to carefully open the back cover, starting from the corners.
   • The back cover is held by clips; gently pry around the edges and slide it away from you to remove.
2. Speakers:
   • Located on the left and right sides.
   • Remove screws to detach the speakers.
3. M.2 SSD Drive:
   • Identify the M.2 SSD slot.
   • The model includes a 512 GB SSD.
   • The drive can be removed or replaced by unscrewing and sliding it out.
4. DDR4 RAM:
   • Locate the RAM slots.
   • The model comes with 16 GB (8 GB x 2) DDR4 RAM, upgradeable to 32 GB.
5. CPU Fan:
   • Located on the motherboard, secured with screws and connected via a cable.
   • Remove screws and disconnect the cable to remove the fan.
6. Heatsink:
   • Adjacent to the CPU fan.
   • Remove screws to detach the heatsink.
   • Clean and reapply thermal paste if necessary.
7. Wi-Fi Card:
   • Located near the CPU fan.
   • Wi-Fi card can be replaced by removing screws and disconnecting from the motherboard.
8. Touch Screen and Webcam Connectors:
   • Identify the touch screen and webcam connectors.
   • Disconnect cables as necessary for repairs or replacements.
9. Hard Drive Bracket:
   • An additional hard drive can be installed.
   • The bracket for the 2.5-inch hard drive is included.
10. LCD Screen:

• The LCD is not easily replaceable.
• The entire screen assembly, including bezels, might need to be replaced.
• Identify the part number on the back of the LCD for replacements.

Reassembly

• Reverse the teardown process for reassembly.
• Ensure all cables are reconnected properly.
• Align the back cover and gently press to re-engage the clips.

Tips

• Handling Cables: Handle all connectors and cables with care to avoid damage.
• Component Replacement: Check part numbers for specific component replacements.
• Testing: Test the computer for functionality after reassembly.

Conclusion

This guide provides an overview of disassembling a Dell Inspiron 5490 All-In-One computer. The process involves careful removal of the back cover and detachment of internal components like speakers, SSD, RAM, CPU fan, heatsink, and more. Always ensure proper reassembly and testing after any repairs or upgrades.