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i. Audio board (see Audio board on page 97)
j. Front USB board (see
Front USB board on page 84)
k. Top cover trim (see
Top cover trim on page 87)
l. System board (see
System board on page 92)
Remove the fan/heat assembly:
1. Turn the system board upside down, with the expansion port 3 and external monitor port toward
you.
2. Disconnect the fan cable (1) from the system board.
3. Loosen the three Phillips PM2.5×5.0 captive screws (2) that secure the fan/heat sink assembly to
the system board.
100 Chapter 4 Removal and replacement procedures