Installing The System Board - Dell Inspiron 5508 Service Manual

Steps
1. Remove the screw (M2.5x3.5) and the two screws (M2.5x5) that secure the right display hinge to the system board.
2. Pry open the right display hinge.
3. Peel the black tape that secures the I/O-board cable to fan.
4. Peel the transparent tape, open the latch, and disconnect the I/O-board cable from the system board.
5. Disconnect the fan cable from the system board.
6. Peel the tape, open the latch, and then disconnect the display cable from the system board.
7. Peel the black tape off the power-adapter port cable.
8. Disconnect the power-adapter port cable from the system board.
9. Remove the two screws (M2x5) that secure the USB Type-C port bracket to the system board.
10. Lift the USB Type-C port bracket off the palm-rest and keyboard assembly.
11. Disconnect the speaker cable from the system board.
12. Open the latch and disconnect the touchpad cable from the system board.
13. Open the latch and disconnect the keyboard cable from the system board.
14. Open the latch and disconnect the keyboard-backlght cable from the system board, if applicable.
15. Remove the two screws (M2x2) that secure the system board to 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 figure indicates the location of the system board and provides a visual representation of the installation procedure.
56 Removing and installing components