Line/Trunk Card; Table 1-5 Line/Trunk Card Name And Function - NEC NEAX 2000IVS2 Installation Manual

CHAPTER 1 GENERAL INFORMATION

Line/Trunk Card

Line/Trunk Card
This table shows the names and functions of each line/trunk card.
EQUIPMENT FUNCTIONAL
NAME
PN-2AMPA AMP
PN-AUCA AUC
PN-CFTA CFT
PN-CFTB CFT
PN-2COTD COT
[For Austra-
lia/Others]
PN-4COTA-A COT
PN-4COTB COT
PN-4COTF COT
[For N.Z.]
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Table 1-5 Line/Trunk Card Name and Function

NAME
2-line Amplifier Trunk Card
Provides Echo Canceller (EC), Automatic Gain Controller
(AGC) and Tone Disabler (TD) functions.
2-line Analog Long Line Circuit Card provided with Power
Failure Transfer (PFT) Function, or 2-line Direct Inward
Dialing Trunk Card
Line resistance in the case of a long line circuit:
Max. 2500 ohms (inclusive of the internal resistance of the
distant office equipment)
Equipped with –48V DC-DC on-board power supply.
6/10 Party Conference Trunk Card
Use of one card: Can control a conference of up to six
Use of two cards: Can control a conference of up to ten
6 Party Conference Trunk Card
One card can control a conference of up to ten participants.
Occupies 8 time slots per one card.
2-line Central Office Trunk Card (Loop Start Trunk)
Provides metering pulse detection function.
4-line Central Office Trunk Card (Loop Start Trunk)
4-line Central Office Trunk Card (Ground Start Trunk)
Provides loop detection, sending/detecting ground on Tip/
Ring wire.
4-line Central Office Trunk Card (Loop Start/Ground Start
Trunk)
Provides loop holding, pulse sender, and a detector for
ground signals.
FUNCTION
participants.
participants.
NEAX2000 IVS
2
Installation Procedure Manual
ND-70928 (E), Issue 1.0