Contents
Figures
1.
2.
3.
4.
Medium-Speed Full-Duplex- Line Set IH
5.
6.
7.
8.
. . . . . . . . . . . . . . . . .
9.
Example of Dedicated Half-Duplex Service-Programmed
for an IBM Binary Synchronous Communication Terminal
(6
Parts)
10.
11.
Example of Dial Operation with an External Automatic Calling Unit
(2
Parts)
12.
3
3
5
6
8
9
10
II
12
12
13
14
14
16
16
16
16
17
17
17
18
18
19
19
21
22
22
38
43
63
65
67
. 9
10
11
11
17
23
27
31
32
38
39
41
iii