Dell Vostro 3555 - 21 Heat Sink; Removing the Heatsink

Heat Sink 21
Removing The Heatsink
1. Follow the procedures in Before Working On Your Computer
2. Remove the battery .
3. Remove the memory card .
4. Remove the ExpressCard .
5. Remove the
access panel .
6. Remove the memory module .
7. Remove the optical drive .
8. Remove the
hard drive .
9. Remove the keyboard .
10. Remove the
palm rest .
11. Remove the WLAN card .
12. Remove the
hold switch .
13. Remove the ExpressCard board .
14. Remove the display assembly .
15. Remove the
system board .
16. Disconnect the heatsink cable.
17. Loosen the screws that secure the heatsink to the system board.
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