Pin Numbers
The 37-pin, D-shell, male connector on the PCI co-processor adapter
is shown below.
1
20
19
37
The 15-pin, D-shell, male connector on the optional X.21
(non-switched) adapter cable is shown below.
8
15
1
9
The 25-pin, D-shell, male connector on the optional X.21
bis
(V.24)
adapter cable is shown below.
14
13
25
1
The 34-pin male connector on the optional X.21
bis
(V.35) adapter
cable is shown below.
A
BC
DEF H
J
LK
N
R
V
Z
T
X
P
U
Y
S
W
M
AA
BB CCDD EE
FF HH
JJ LL KK
NN MM
Copyright IBM Corp. 1996 3-1