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CHAPTER 1 GENERAL INFORMATION
System Outline
NEAX2000 IVS
2
ISDN System Manual
ND-70919 (E), Issue 1.0
Page 9
Figure 1-5 System Outline of ISDN Terminal (for ISDN-BRI)
ILC
2D
ISDN
PBX
2B
D
ILC
ISDN
FP
BRT
TDSW
ICH
CLOCK
SIGNAL
8D
Terminal
(TE)
• Point to Point
Connection
2B × 2
2D
2B × 2
TA
• Point to Multi-point
Connection
Data
Terminal
ISDN Terminal
(TE)
2-CHANNEL PCM
DIGITAL LINE (2B + D)
NOTE 1: The following connections are only available:
• ISDN Terminal to ISDN Terminal Connection (S/T Interface)
• ISDN Terminal to ISDN Trunk Connection (S/T Interface)
• ISDN Trunk to ISDN Terminal Connection (S/T Interface)
• ISDN Terminal to Single Line Telephone Connection
NOTE 2: NT1 equipment must be installed on the premises.
NT1
MP
(PLO)
LC
SLT
BRT : Basic Rate Interface Trunk
ICH : ISDN Channel Handler
ILC : ISDN Line Circuit
LC : Line Circuit
NT1 : Network Termination One
PLO : Phase Locked Oscillator
TA : Terminal Adapter