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

Dell G7 17 7700 Service Manual

PDF

Removing the system board

Prerequisites

  1. Follow the procedure in Before working inside your computer.
    CAUTION: Disconnecting the coin-cell battery resets the BIOS setup program’s settings to default. It is recommended that you note the BIOS setup program’s settings before removing the coin-cell battery.
    NOTE: The Service Tag of your computer is stored in the system board. Enter the Service Tag in the BIOS setup program after you replace the system board.
    NOTE: Replacing the system board removes any changes that you have made to the BIOS using the BIOS setup program. Make the appropriate changes again after you replace the system board.
    NOTE: Before disconnecting the cables from the system board, note the location of the connectors so that you can reconnect the cables correctly after you replace the system board.
  2. Remove the base cover.
  3. Remove the 3-cell battery or the 6-cell battery.
  4. Remove the M.2 2230 solid-state drive or the M.2 2280 solid-state drive from the SSD1 slot.
  5. Remove the M.2 2230 solid-state drive or the M.2 2280 solid-state drive from the SSD2 slot, if installed.
  6. Remove the memory modules.
  7. Remove the hard drive.
  8. Remove the wireless card.
  9. Remove the rear cover.
  10. Remove the rear-cover bracket.
  11. Remove the processor fan.
  12. Remove the graphics-card fan.
  13. Remove the heat sink.
  14. Remove the power-adapter port.

About this task

The following image indicates the cables on your system board.
Figure 1. System-board cables
Image: System-board cables
  1. Display cable
  2. I/O-board cable
  3. Touchpad cable
  4. Keyboard cable
  5. Keyboard-backlight cable
  6. Light-bar cable
  7. Speaker cable
  8. Coin-cell battery cable
  9. G-key cable

The following images indicate the location of the system board and provide a visual representation of the removal procedure.

Image: Disconnecting the system board

Image: Removing the system board

Steps

  1. Remove the two screws (M2x4) that secure the USB Type-C bracket to the system board.
  2. Lift the USB Type-C bracket off the system board.
  3. Remove the screw (M2x4) that secure the display cable to the system board.
  4. Open the latch and disconnect the display cable from the system board.
  5. Open the latch and disconnect the I/O-board cable from the system board.
  6. Open the latch and disconnect the touchpad cable from the system board.
  7. Open the latch and disconnect the keyboard cable from the system board.
  8. Open the latch and disconnect the keyboard-backlight cable from the system board.
  9. Open the latch and disconnect the light-bar cable from the system board.
  10. Disconnect the speaker cable from the system board.
  11. Disconnect the coin-cell battery cable from the system board.
  12. Open the latch and disconnect the G-key cable from the system board.
  13. Remove the five screws (M2x2) that secure the system board to the palm-rest and keyboard assembly.
  14. Lift the system board off the palm-rest and keyboard assembly.

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: <>()\