Lenovo ThinkStation E20 User Manual page 19

4
4.
1 4
2
3
4 DIMM 2
5 DIMM 1
6 DIMM 4
7 DIMM 3
8
9 24
10 SATA
(3)
11 eSATA
12
13
14 CMOS (
15
USB
16
17
18 PCI
19 PCI Express (x1)
20 PCI Express x16
21
22
)
23
( )
24 PS/2
) /
(2)
(2)
(
11
1