Step 7. To install the new microprocessor fan assembly:
a. Line up the new microprocessor fan assembly with the heat-sink and
secure it to the heat-sink with 4 screws.
b. Connect the microprocessor fan power cable to the connector on the
board.
Step 8. Reattach the computer cover.
Replacing the rear system fan
To replace the system fan:
Step 1. Remove any media (disks, CDs, DVDs, or memory cards) from the drives,
shut down the operating system, and turn off the computer and all
attached devices.
Step 2. Unplug all power cords from electrical outlets.
Step 3. Disconnect all cables attached to the computer. This includes power
cords, input/output (I/O) cables, and any other cables that are connected
to the computer. Refer to “Left and right view” and “Rear view” for help
with locating the various connectors.
Chapter 8. Replacing hardware 43
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