DUPLEX UNIT
P 20
M1
M2
PS2
PS3
PS1
ADDB
b
c
d
a
1
24
4
7
8
5
9
11
21
22
16
10
17
28
23
15
20
14
25
26
6
19
18
13
27
12
2
3
magicolor 2550DN