Technician’s Handbook
186
Peripheral Interface Cards and Modules
Table 31: Peripheral Interface Cards and Modules
Peripheral
interface
card
Devices supported Circuits
Maximum loop
resistance/loop lengths
COV Line
card
high power
Voice Mail devices
6
Loop resistance: 280
W
Loop length:
26 AWG - 1000 m (3300 ft.)
24 AWG - 1500 m (5000 ft.)
22 AWG - 2000m (6000 ft.)
DID Trunk
card
high power
Direct Inward Dial
(DID) trunks from CO
6
Loop resistance: 2450
W
Loop length:
26 AWG - 7986 m (25955 ft.)
22 AWG - 19995 m (64984 ft.)
LS/GS Trunk
card
low power
Ground start and
Loop start CO trunks
6
not applicable
LS/CLASS
Trunk card
low power
Loop Start CO trunks 8
not applicable
ONS/CLASS
Line card
low power
DTMF telephone sets
Rotary telephone sets
12
External loop resistance:
600
W
External wire resistance:
400
W
External loop length:
22 AWG - 1000 m (3300 ft.)
24 AWG - 1500 m (4875 ft.)
OPS Line
card
high power
(low power
in SX-200
EL/ML)
DTMF telephone sets
Rotary telephone sets
6
External loop resistance:
1800
W
External wire resistance:
1600
W
External loop length:
26 AWG - 5853 m (19022 ft.)
22 AWG - 15240 m (49530 ft.)
(Sheet 1 of 3)
Содержание SX-200 EL
Страница 1: ...TECHNICIAN S HANDBOOK LIGHTWARE 19 RELEASE 3 0 ...
Страница 11: ...Chapter 1 Introduction ...
Страница 12: ......
Страница 32: ...Technician s Handbook 22 ...
Страница 33: ...Chapter 2 Routine Maintenance ...
Страница 34: ......
Страница 55: ...Chapter 3 Troubleshooting and Repair ...
Страница 56: ...Technician s Handbook 46 ...
Страница 88: ...Technician s Handbook 78 Figure 16 E M Trunk Type I 2 wire ...
Страница 110: ...Technician s Handbook 100 ...
Страница 111: ...Chapter 4 Programming ...
Страница 112: ......
Страница 168: ...Technician s Handbook 158 ...
Страница 169: ...Chapter 5 Installation ...
Страница 170: ......
Страница 175: ...Installation 165 Installation SX 200 ML FD Cabinet Card Assignment Figure 24 SX 200 ML FD Cabinet Card Assignment ...
Страница 176: ...Technician s Handbook 166 SX 200 LIGHT Cabinet Card Assignment Figure 25 SX 200 LIGHT Cabinet Card Assignment ...
Страница 239: ...Chapter 6 Maintenance Commands ...
Страница 240: ......
Страница 258: ...Technician s Handbook 248 ...
Страница 261: ...Notes ...
Страница 262: ...Technician s Handbook Notes ...