Cpu - Lenovo 70LY User Manual And Hardware Maintenance Manual

Figure 88. Installing the RAID 520i key
For information about configuring hardware RAID, refer to the MegaRAID SAS Software User Guide. This
guide is available on the Lenovo Support Web site at:
http://www.lenovo.com/support

CPU

• "Removing the CPU" on page 101
• "Installing the CPU" on page 102
CAUTION:
The heat sink and fan assembly and the CPU might be very hot. Turn off the server and wait three to
five minutes to let the server cool before removing the server cover.
Note: Ensure that the new CPU is the correct type your server supports. See "Memory module installation
rules" on page 52.
Removing the CPU
To remove the CPU, do the following:
1. Prepare your server and remove the server cover. See "Preparing your server in advance and removing
the server cover" on page 49.
2. Lay the server on its side for easier operation.
3. Remove the heat sink and fan assembly. See "Removing the heat sink and fan assembly" on page 90.
4. Remove the CPU from the CPU socket.
Release the small handle as shown.
Lift the handle upward until the handle and the CPU retainer are in the fully open position.
Hold the CPU by its sides and carefully lift it straight up and out of the CPU socket.
Notes:
• Do not touch the gold contacts on the bottom of the CPU.
.
Chapter 5 Replacing hardware
101