Microprocessor - Lenovo ThinkStation P320 Hardware Maintenance Manual

Figure 96. Installing the secondary hard disk drive
12. Connect the signal cable and the power cable to the new secondary hard disk drive.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to "Completing the parts replacement" on page 139.

Microprocessor

Attention: Before you replace any FRU, be sure to read and understand Chapter 1 "Read this first:
Important safety information" on page 1.
CAUTION:
The heat sink and microprocessor might be very hot. Before you open the computer cover, turn off the
computer and wait several minutes until the computer is cool.
To replace the microprocessor, do the following:
1. Prepare your computer. See "Preparing your computer and removing the computer cover" on page 69.
2. Lay the computer on its side for easier access to the system board.
3. Locate the microprocessor and disconnect the cable connected to the heat sink and fan assembly. See
"Parts on the system board" on page 11.
4. Remove the heat sink and fan assembly. See "Heat sink and fan assembly" on page 105.
Note: Place the heat-sink-and-fan-assembly on its side so that the thermal grease on the bottom does
not contact with anything.
5. Lift the small handle 1 and open the retainer 2 to access the microprocessor
Chapter 8
3 .
.
Hardware removal and installation
117