Lenovo ThinkServer RD450 User Manual And Hardware Maintenance Manual page 135

socket 2 is protected by a plastic socket cover. You can purchase a microprocessor option kit from Lenovo
and install the second microprocessor to expand system capabilities.
CAUTION:
Turn off the server and wait several minutes to let the server cool before removing the server cover.
Before you begin, print all the related instructions or ensure that you can view the PDF version on another
computer for reference.
Notes:
• Ensure that you install the correct type of microprocessor option your server supports. See "Features" on
page 7. When two microprocessors are installed, both must have the same core voltage and core speed.
• Use any documentation that comes with the microprocessor option kit and follow those instructions in
addition to the instructions in this topic.
• Your microprocessor, socket, and socket cover might look slightly different from the illustrations in this
topic.
To install the second microprocessor, do the following:
1. Remove all external 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. Prepare your server. See "Removing or extending the server from the rack cabinet" on page 61.
3. Remove the server cover. See "Removing the server cover" on page 61.
4. Remove the cooling shroud. See "Removing and reinstalling the cooling shroud" on page 64.
5. Locate the microprocessor socket 2 on the system board. See "System board components" on page 38.
6. Open the small handle
inward to release it from the secured position. Then, open the other small handle
Note: There are two marks on the microprocessor retainer. Open the small handle marked with
first and then open the other small handle marked with . Always follow the correct sequence when
you open the small handles.
Figure 90. Opening the handles of the microprocessor retainer
1 first by gently pressing down the handle a little bit and then pushing the handle
2
in the same way.
.
Chapter 6 Replacing hardware
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