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4−52 Installation and Maintenance Volume
Octel 200/300 S.4.1 PB60019−01
Direct-Access Card (DAC)
The following pin assignments are for the direct-access Card (DAC) as they appear on the rear 50-pin
telco connector. If a DAC is installed in slot A1, it uses 50-pin telco connector P1; if it is installed in slot
A2, it uses connector P2, etc.
50-Pin Number
Signal Function 50-Pin Number Signal Function
1 RING1 26 TIP1
2 27
3 28
4 RING2 29 TIP2
5 30
6 –48V1 31 GND1
7 RING3 32 TIP3
8 33
9 34
10 RING4 35 TIP4
11 36
12 –48V2 37 GND2
13 38
14 39
15 40
16 41
17 42
18 –48V3 43 GND3
19 44
20 45
21 46
22 47
23 48
24 –48V4 49 GND4
25 50