
214
Upgrade and Maintenance Manual
BX924
S4
Processors
©
c
o
gn
ita
s.
G
e
se
lls
ch
ft fü
r T
ech
n
ik
-D
o
ku
m
en
ta
tio
n
m
b
H
2
0
13
Pf
a
d:
C
:\P
ro
g
ra
m
m
e
\F
C
T
\ti
m
_a
pp
\ti
m
_l
oca
l\w
or
k\PI
C
H
O
L\
O
B
J_
D
O
KU
-2
0
56
8-
00
1.
fm
9.5.3.2
Installing the heat sink for CPU 1
Ê
Align the heat sink with the four threaded holes of the processor socket.
Figure 91: Installing the heat sink for CPU 1
Ê
Carefully seat the heat sink on the four threaded holes as shown (see
arrows).
V
CAUTION!
– Ensure that the captive screws on the heat sink are properly
seated on the threaded holes.
– Ensure that the heat sink cooling fins match the direction of the
airflow!