Power
Supply
408 408 408 012 008D
PFT
04
03
02
01
PFT
08
07
06
05
PFT
12
11
10
09
36
35
34
33
16
15
14
13
D8W cord
1000' max.
Modem
pool
08
07
06
05
04
03
02
01
16
15
14
13
12
11
10
09
24
23
22
21
20
19
18
17
32
31
30
29
28
27
26
25
40
39
38
37
D4BU cord
MERLIN II System
control unit
-------------------------------
MTDM
MTDM
RS-232-C
(M25B) 17 max.
2212C
2212C
Modem
Modem
-------------------------------
1000' max.
FIGURE 1-14 Connectivity of a modem pool using a basic telephone module.
1-56 System Connectivity