Installing the system board (For computers
shipped with Intel Core Series)
CAUTION:The information in this
installation section is intended for authorized service technicians only.
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
NOTE:For computers shipped with UFS, the storage is integrated
with the system board. Dell Technologies recommends that you back up your data
regularly to avoid any potential data loss after a service incident. For more
information, see the knowledge base article 000130154 at Dell Support
Site.
The following image indicates the connectors on your system board. Figure 1. System-board
connectors
Fan-cable connector (FAN1)
Display-cable connector (LCD1)
DC-in port connector (DCIN1)
Speaker-cable connector (SPK1)
Memory-module connectors (DM1 AND DM2)
Battery-cable connector (BATT1)
Touchpad-cable connector (TPAD1)
Wireless-card connector (WLAN1)
SSD slot (SSD1)
I/O-board cable connector (IO)
The following images indicate the location of the system board and provide a
visual representation of the removal procedure. Figure 2. Installing the system
boardFigure 3. Installing the system
board
Steps
Align the screw holes on the system board with the screw holes on the palm-rest
assembly.
Replace the three screws (M2x3) that secure the system board to the palm-rest
assembly.
Replace the two screws (M2x5) that secure the Type-C module to the system
board.
Connect the following cables to the respective connectors on the system board:
I/O-board cable
Touchpad cable
Speaker cable
Display cable (EDP)
Power-adapter port cable
Gently press the left display-hinge in a downward direction towards the system
board.
Replace the two
screws (M2.5x5) that secure the
left display-hinge to the palm-rest assembly.
NOTE:When replacing the system board, ensure that the USB
Type-C module is removed and transferred to the replacement system
board.
