Lenovo ThinkStation p910 Hardware Maintenance Manual page 207

Notes:
• Ensure that you install the correct type of microprocessor option your computer supports. When two
microprocessors are installed, both must be identical.
• For E5-1600 v4 series microprocessors, the computer can support only one installed. If you want to install
two microprocessors into your computer, use the E5-2600 v4 series microprocessors.
• Your microprocessor, socket, and socket cover might look slightly different from the illustrations in this
topic.
To replace a microprocessor, do the following:
1. Prepare your computer. See "Preparing your computer and removing the computer cover" on page 101.
2. Remove the direct cooling air baffle. See "Direct cooling air baffle" on page 105.
3. Lay the computer on its side for easier access to the system board.
4. Remove the heat sink and fan assembly. See "Heat sink and fan assemblies" on page 190.
Note: Place the heat sink and fan assembly on its side. Ensure that the thermal grease on the bottom of
it does not get in contact with anything.
5. Locate the correct microprocessor socket on the system board. See "Parts on the system board"
on page 35.
6. Open the small handle
outward to release it from the secured position. Then, open the other small handle
same instructions. Ensure that the small handles are in the fully open position.
Note: There are two marks on the microprocessor retainer. You must open the small handle marked
with first and then you can open the other small handle marked with
Figure 165. Opening the handles
1
by gently pressing down the small handle. Then pull the small handle slightly
2
.
.
Chapter 9 Installing or replacing hardware
by following the
201