Steps
1. Align the system board on the palm-rest and keyboard assembly.
NOTE:
There is a screw hole on the system board that is marked "Inspiron 7300", only install a screw into this location
when installing system board for Inspiron 7300.
2. Lift the Mylar that covers the cable connectors on the system board.
3. Connect the coin-cell battery cable to the system board.
4. Connect the fingerprint-reader cable, I/O-board cable, touchpad cable, keyboard cable and keyboard-backlit cable to the
system board and close the latch to secure the cables.
5. Connect the speaker cable to the system board.
6. Connect the power-adapter port cable to the system board.
7. Adhere the tape that secures the power-adapter port cable to the system board.
8. Lift the Mylar that covers the display cable.
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Removing and installing components