Lenovo ThinkCentre M55 User Manual page 42

C: e! B
24 g
.
J
(
; X
1
X
2
2(COM2)
3
PCI Express(x16)
X
4
X
5
X
6
12V
X
7
8
X
9
1
N X
10
11
)
,
.
.
X
12
2
X
13
1
X X
14
2
X
15
3
X
16
4
17
X
18
PCI
X (3)
19
SATA IDE
20
CMOS
21
(
.
* g
)