General Features
Features Guide
97
T1 Carrier
Description
The T1 line is at the bottom of the digital transmission hierarchy. A T1 line carries 1.544 Mbps
of data (which can be voice or anything else). The T1 line contains 24 voice channels. Voice
is digitized by Pulse Code Modulation.
Conditions
•
Hardware Requirements
T1 Digital Trunk card (KX-T96187) and user-supplied CSU (Channel Service Unit) are
required to utilize T1 carrier with the KX-TD500 System.
•
Trunk Interface
This card supports five different trunk interfaces to provide desired connection at minimum
expense. One of the following five trunk types can be assigned to one of 24 channels of T1
card individually according to tariffs and customer needs.
LCO, GCO, DID, OPX, TIE (E&M)
•
Up to eight T1 cards (192 ports) can be installed in the system. One T1 card occupies 24
trunk ports.
•
The T1 card needs to be installed to free slot no.1, 5 or 9.
•
Physical port number for each T1 trunk channel is as follows:
•
Extension Number Assignment is required when a channel of T1 card is assigned as "OPX."
•
If your system is interfaced by T1 interface with another exchange, select the external clock
mode by System Programming <Section "1.2.16 TSW card configuration" in the
Programming Guide>.
Installation Manual References
•
2.5.4 T1 Digital Trunk Card (KX-T96187)
Slot No. Channel
Port No.
1
1-24ch
X0101-X0124
5
1-24ch
X0501-X0524
9
1-24ch
X0901-X0924
X: Shelf No.(1=Basic, 2=Expansion 1, 3=Expansion 2)
Содержание KX-TD500
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