Heat-Sink-And-Fan Assembly - Lenovo ThinkStation P358 Tower Hardware Maintenance Manual

Heat-sink-and-fan assembly

Prerequisite
Before you start, read Generic Safety and Compliance Notices, and print the following instructions.
The heat sink might be very hot. Before you open the computer cover, turn off the computer and wait several
minutes until the computer is cool.
For access, do the following:
1. Remove these parts in order, if any:
• "Computer cover" on page 51
• "Optical drive" on page 52
• "Front bezel" on page 54
• "Optical drive cage" on page 68
2. Disconnect the heat-sink-and-fan assembly cable from the microprocessor fan connector on the system
board.
Replacement procedure
1. Follow the following sequence to loosen the four screws that secure the heat-sink-and-fan assembly to
the system board. Then, lift the heat-sink-and-fan assembly off the system board.
• Partially loosen screw
• Partially loosen screw
Notes:
1a , fully loosen screw 1b
1c , fully loosen screw 1d
, and then fully loosen screw
, and then fully loosen screw
.
Chapter 6 Hardware removal and installation
1a .
1c .
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