3. For computers shipped with an aluminum chassis and a 3-cell battery installed, replace the two screws (M2x2) to secure the
left RF metal wall bracket to the palm-rest and keyboard assembly.
Next steps
1. Install the system board.
2. Install the display assembly.
3. Install the power-adapter port.
4. Install the power button or the power button with optional fingerprint reader, whichever applicable.
5. Install the I/O daughter-board.
6. Install the I/O daughter-board cable.
7. Install the touchpad.
8. Install the speakers.
9. Install the heat sink - integrated or the heat sink - discrete, whichever applicable.
10. Install the 3-cell battery or the 4-cell battery, whichever applicable.
11. Install the fan.
12. Install the wireless card.
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Removing and installing Field Replaceable Units (FRUs)