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Installing options 57
a. Peel the plastic protective strip off the bottom of the heat sink. Make sure
the square of thermal material is still on the bottom of the heat sink; if not,
replace the it with a new heat sink.
b. Align and place the heat sink on top of the microprocessor.
c. Align and place the heat sink retainer over the heat sink, then snap it into
place.
• If you are installing a fan sink on the microprocessor:
a. Peel the plastic protective strip off the bottom of the fan sink. Make sure
the square of thermal material is still on the bottom of the fan sink; if not,
replace the it with a new fan sink.
b. Align and place the fan sink on top of the microprocessor.
c. Align and push the fan-sink retainer through the groove in the center of
the fan sink.
d. Insert a small, flat-bladed screwdriver into the tab on the fan-sink
retainer.
e. Press the screwdriver down to snap the fan-sink retainer into place.
f. Connect the fan-sink power cable to the microprocessor fan-sink
connector (CPUFA1) on the system board. See “System board internal
cable connectors” on page 36 for the location of the microprocessor fan-
sink connector.
7. If you have other options to install or remove, do so now; otherwise, replace the
support bracket assembly. See “Removing the support bracket assembly” on
page 42 for details. See “System board internal cable connectors” on page 36 for
Microprocessor
Microprocessor
connector
Microprocessor
orientation indicator
Lever
Fan sink
Fan sink
connector
Fan-sink
retainer