Installing the system board
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the connectors on your system board.
Figure 1. System-board connectors![Image: System board connectors](https://dl.dell.com/topics/inspiron-7500-2n1-silver-service-manual/images/GUID-89ECB748-D0F6-444C-8474-B4E4E666FBED-low.jpg)
- Power-adapter port cable
- Display cable
- Fan cable
- I/O-board cable
- Speaker cable
- Touchpad cable
- Keyboard backlit cable
- Keyboard cable
The following image indicates the location of the system board and provides a visual representation of the installation procedure.
![Image: Installing the system board](https://dl.dell.com/topics/inspiron-7500-2n1-silver-service-manual/images/GUID-0556200F-C56E-4D84-A411-E2EADFD48684-low.jpg)
![Image: Installing the system board](https://dl.dell.com/topics/inspiron-7500-2n1-silver-service-manual/images/GUID-7097EDE8-DEE0-4D6E-912A-2E435F5EBE7E-low.jpg)
Steps
- Align and place the system board on the palm-rest and keyboard assembly.
- Replace the two screws (M2x2) that secure the system board to the palm-rest and keyboard assembly.
- Align the screw holes on the USB Type-C port bracket with the screw holes on the system board.
- Replace the two screws (M2x3) that secure the USB Type-C port bracket to the system board.
- Adhere the tape that secures the USB Type-C port bracket to the system board.
- Connect the display cable to the connector on the system board and close the latch to secure the cable.
- Adhere the tape that secures the display cable to the system board.
- Connect the power-adapter port cable to the connector on the system board.
- Connect the keyboard cable to the connector on the system board and close the latch to secure the cable.
- Connect the keyboard-backlit cable into the connector on the system board and close the latch to secure the cable.
- Connect the touchpad cable to the connector on the system board and close the latch to secure the cable.
- Connect the speaker cable to the system board.
- Connect the I/O-board cable to the connector on the system board and close the latch to secure the cable.
- Adhere the tape that secures the I/O-board cable to the system board.
- Connect the fan cable to the system board.
- Close the right display hinge.
- Replace the two screws (M2x3.5) that secure the right display hinge to the system board and palm-rest and keyboard assembly.
- Replace the screw (M2.5x5) that secures the right display hinge to the system board and palm-rest and keyboard assembly.
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