Installing The System Board - Dell Inspiron 5400 2n1 Service Manual

6. Open the latch, and disconnect the I/O-board cable from the system board.
7. Disconnect the speaker cable from the system board.
8. Open the latch, and disconnect the touchpad cable from the system board.
9. Open the latch, and disconnect the keyboard cable from the system board.
10. Remove the two screws (M2x3) that secure the USB Type-C bracket to the system board.
11. Lift the USB Type-C port bracket off the palm-rest and keyboard assembly.
12. Disconnect the power-adapter port cable from the system board.
13. Peel the tape that secures the display cable to the system board.
14. Open the latch, and disconnect the display cable from the system board.
15. Remove the two screws (M2x2) that secures the system board to the palm-rest and keyboard assembly.
16. Lift the system board off the palm-rest and keyboard assembly.

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 2. System-board connectors
1. Power-adapter port cable
3. Fan cable
5. Speaker cable
7. Keyboard cable
The following image indicates the location of the system board and provides a visual representation of the installation procedure.
2. Display cable
4. I/O-board cable
6. Touchpad cable
8. USB Type-C port bracket
Removing and installing components 47