Replacing The Front Fan Assembly - Lenovo ThinkCentre 7258 User Manual

10. Go to "Completing the parts replacement" on page 43.

Replacing the front fan assembly

This section provides instructions on how to replace the front fan assembly.
To replace the front fan assembly:
1. Remove the computer cover. See "Removing the computer cover" on page 14.
2. Remove the front bezel. See "Removing and installing the front bezel" on page
3. Disconnect the front fan assembly cable from the power fan connector on the
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User Guide
Note: Position the new heat sink and fan assembly so that the heat sink and
fan assembly cable is toward the microprocessor fan connector on the
system board.
8. Alternate tightening each screw a small and equal amount until the heat sink
and fan assembly is secured to the system board. Do not over-tighten the
screws.
9. Connect the heat sink and fan assembly cable to the microprocessor fan
connector on the system board.
Attention
Do not open your computer or attempt any repair before reading and understanding the
"Important safety information" in the ThinkCentre Safety and Warranty Guide that was
included with your computer. To obtain a copy of the ThinkCentre Safety and Warranty
Guide, go to:
http://www.lenovo.com/support
16.
system board. See "Identifying parts on the system board" on page 11.