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Replacing the heat sink and fan assembly
This section provides instructions on how to replace the heat sink and fan
assembly.
CAUTION:
The heat sink and fan assembly might be very hot. Turn off the server and wait
three to five minutes to let the server cool before removing the server cover.
To replace the heat sink and fan assembly, do the following:
34
Installation and User Guide
Attention
Do not open your server or attempt any repair before reading and
understanding the "Safety" on page v and the Safety Information book. To
obtain a copy of the Safety Information book, go to:
http://www.lenovo.com/support
1. Remove all media from the drives and turn off all attached devices and the
server. Then, disconnect all power cords from electrical outlets and disconnect
all cables that are connected to the server.
2. Remove the server cover. See "Removing the server cover" on page 18.
3. Lay the server on its side for easier access to the system board.
4. Locate the heat sink and fan assembly. See "System-board internal connectors"
on page 14.
5. Disconnect the heat sink and fan assembly cable from the microprocessor fan
connector on the system board. See "System-board internal connectors" on
page 14.
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