AT&T 1987 AT&T Telephone User Manual


 
\
90
80
70
60
50
40
30
20
10
00
91
81
71
61
51
41
31
21
11
01
92
82
72
62
52
42
32
22
12
02
93
83
73
63
53
43
33
23
13
03
100 DXS
94
84
74
64
54
44
34
24
14
04
95
85
75
65
55
45
35
25
15
05
96
86
76
66
56
46
36
26
16
06
97
87
77
67
57
47
37
27
17
07
98
88
78
68
58
48
38
28
18
08
99
89
79
69
59
49
39
29
19
09
/
\
/
GROUP SELECT BUTTONS
TEST
AND ASSOCIATED LEDS
BUTTON
BUTTONS
WITH LEDS
NOTE:
STATUS LEDs are located
to the left of each DXS
button (00-99) under
transparent front cover.
Figure 2-6. Model 23A1 Attendant Direct Extension Selector Console
2-26