Skip to main content
Sign Out

Welcome to Dell

My Account
  • Place orders quickly and easily
  • View orders and track your shipping status
  • Enjoy members-only rewards and discounts
  • Create and access a list of your products
  • Manage your Dell EMC sites, products, and product-level contacts using Company Administration.
Sign In Create an Account Dell Financial Services Premier Sign In Partner Program Sign In
Contact Us

Your Dell.com Carts

OptiPlex 7490 All-In-One Service Manual

PDF

Removing the display panel

Prerequisites

  1. Follow the procedure in Before working inside your computer.
  2. Remove the stand.
  3. Remove the cable cover (optional).
  4. Remove the back cover.
  5. Remove the system-board shield.
  6. Remove the hard drive.
  7. Remove the bottom cover.
  8. Remove the rear-I/O bracket.
  9. Remove the speakers.
  10. Remove the camera assembly.
  11. Remove the system board.
  12. Remove the PSU.
  13. Remove the PSU fan.

About this task

The following image indicates the location of the display panel and provides a visual representation of the display panel removal procedure.

Image: Removing the display panel

Image: Removing the display panel

Steps

  1. Remove the 12 screws (M3x5) that secure the display panel to the middle frame and display-assembly base.
  2. Unroute the display back-light cable from the routing guides on the display-assembly base.
  3. Place the system in an upright position.
  4. Holding the top corner, release the display panel away from the middle frame and display-assembly base.
  5. Route the display back-light and display cable through the slots on the display-assembly base.
  6. Lift the display panel up from the middle frame and display-assembly base.

Rate this content

Accurate
Useful
Easy to understand
Was this article helpful?
0/3000 characters
  Please provide ratings (1-5 stars).
  Please provide ratings (1-5 stars).
  Please provide ratings (1-5 stars).
  Please select whether the article was helpful or not.
  Comments cannot contain these special characters: <>()\