2. Install the fan and heat-sink assembly (65 W) or the fan and heat-sink assembly (125 W), whichever applicable.
3. Install the voltage-regulator heat sink, if applicable.
4. Install the coin-cell battery.
5. Install the wireless card.
6. Install the graphics card, if applicable.
7. Install the 2230 solid-state drive or the 2280 solid-state drive, whichever applicable.
8. Install the memory modules.
9. Install the front cover.
10. Install the left-side cover.
11. Follow the procedure in After working inside your computer.
62 Removing and installing components
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