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Figure 46. Removing the system fan
Figure 47. Installing the system fan
6. Connect the system fan cable to the system fan connector on the system board.
7. Complete the replacement. See "Completing the parts replacement" on page 56.
Replacing the heat sink
Attention: Do not open your computer or attempt any repairs before reading the Important Product
Information Guide.
CAUTION:
The heat sink might be very hot. Turn off the computer and wait three to five minutes to let
the computer cool before removing the computer cover.
1. Remove the computer cover. See "Removing the computer cover" on page 25.
2. Remove the storage drive or PCI Express card. See "Replacing the storage drive" on page 26 or
"Replacing the PCI Express card and PCI Express card adapter" on page 29.
3. Remove the internal speaker if necessary. See "Replacing the internal speaker" on page 31.
34
M720q User Guide and Hardware Maintenance Manual
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