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MS-9149 ATX Server Board
CPU Installation Procedures for Socket 478
1. Please turn off the power and
unplug the power cord before
installing the CPU.
2. Pull th e lever sideways away
fro m th e so cket. Make s ure
to raise the lever up to a 90-
degree angle.
3. Look fo r the gold arrow. The
go ld arrow sho uld point t o-
wards t he lev er p iv ot . Th e
CPU can only fit in the correct
orientation.
4. If t h e C PU i s c o rr ect ly
inst alled, the pin s should be
completely embedded into the
socket and can not be seen.
Please note that any violation
of the correct installation pro-
cedures may cause permanent
damages to your mainboard.
5. Press the CPU down firmly into
the socket and close the lever.
As the CPU is likely to move
while the lever is being closed,
always clo se th e lev er with
your fin gers pressing tightly
on top of the CPU to make sure
the CPU is properly and com-
p letely embed ded in t o th e
socket.
2-4
Open Lever
Sliding
90 degree
Plate
Gold arrow
Correct CPU placement
Gold arrow
O
Incorrect CPU placement
Gold arrow
X
Press down
the CPU
Close
Lever
Installing the CPU Fan
A s p roces so r tech no log y pu s h es t o fast er s p eed s an d h ig her
performance, thermal management becomes increasingly important. To dissi-
pate heat, you need to attach the CPU cooling fan and heatsink on top of the
CPU. Follow the instructions below to install the Heatsink/Fan:
1. Loc ate the CPU and its r etention
mechanism on the motherboard.
retention mechanism
3. Mount the fan on top of the heatsink.
Press dow n the fan until its four clips
get w edged in the holes of the reten-
tion mechanism.
Hardware Setup
2. Position the heatsink onto the reten-
tion mechanism.
4. Press the tw o levers dow n to fasten
the fan. Each lever can be pressed
dow n in only ONE direction.
levers
2-5
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