MSI 990XA-GD55 series Installation Manual page 21

CPU & Cooler Installaton
When you are nstallng the CPU, make sure the CPU has a cooler attached on the top
to prevent overheatng. Meanwhle, do not forget to apply some thermal paste on CPU
before nstallng the heat snk/cooler fan for better heat dsperson.
Follow the steps below to nstall the CPU & cooler correctly. Wrong nstallaton wll
cause the damage of your CPU & manboard
1. Pull the lever sdeways away from
the socket. Make sure to rase the
lever up to a 90-degree angle.
3. If the CPU s correctly nstalled, the
pns should be completely embedded ns should be completely embedded ns should be completely embedded
nto the socket and can not be seen. nto the socket and can not be seen. nto the socket and can not be seen.
Please note that any Please note that any volaton of the Please note that any v
correct nstallaton procedures may nstallat nstallat  on procedures may on procedures may
cause permanent damages to your cause permanent damages to your cause permanent damages to your
manboard.
2.
nstalled, the nstalled, the 4.
v  olat olat
Look for the gold arrow of the CPU.
The gold arrow should pont as shown
n the pcture. The CPU can only fit n
the correct orentaton.
Press the CPU down firmly nto the
socket and close the lever. As the
CPU s lkely to move whle the lever
s beng closed, always close the
lever wth your fingers pressng tghtly
on top of the CPU to make sure the
CPU s properly and completely
embedded nto the socket.
MS-7640 MS-7640
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