NEC NEAX 7400 ICS - Chapter 2 General Information; PABX Trunking Diagram Overview

AD-25182501 CHAPTER 2
Page 3
Revision 1.0.1
CHAPTER 2 GENERAL INFORMATION
1. TRUNKING DIAGRAM
A typical trunking diagram for the PABX is shown in Figure 2-1.
Figure 2-1 PABX Trunking Diagram
Note 1:
The external Modem is not required when the Built-In Modem on the MP is used.
Note 2:
The equipment marked with (*) is provided by the customer.
LONG-LINE EXTENSION
SINGLE-LINE
TELEPHONE
TELEPHONE WITH
MESSAGE WAITING
LAMP
D
TERM
65
D
TERM
65
DSS
DSS
LONG LINE
OPERATOR CONSOLE
(SN611 ATTCON)
ATTENDANT CONSOLE
(SN694 ATTCON)
SMDR
PMS
CIS/HOTEL 
PRINTER
AUCA
LCF
LCE
DLCA
DLCB
DLCC
ATI
AP00
COT
LDT
AUCA
ODT
ODT
DTI
BRT
CCH
DCH
PBR
DAT
CFT
DK
COT
COT
COT BGM
AMP(
*
)
EXTERNAL MUSIC-ON-
HOLD(
*
)
ANNOUNCEMENT 
MACHINE(
*
)
KEY(
*
) [OPTIONAL]
LIU
LD
2W E&M
4W E&M
6/10 PARTY CONFERENCE
C.O. LINE
DID LINE
TIE LINE
DIGITAL
LINK
ISDN
NETWORK
PFT
PC FOR OAI/ACD-MIS
LIU
LIU
LIU
LIU
LIU
MAT
FROM LC
AP01
RS-232C
RS-232C
MODEM
(FOR REMOTE
MAINTENANCE) NOTE 1
LIU
: AUSTEL APPROVED 
LINE ISOLATION UNIT
LIU
LIU
LIU
COT
INCLUDING

SW
DTG
PBSND
16CFT
MLDT
PLO
MEM
MODEM
MP
PAGING
SPEAKER(
*
)
NEAX 7400
PABX
MODEL 120
BACKGROUND
MUSIC (*)
ETHER
LIU
TO TCP/IP
ETHERNET
[OPTIONAL]