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CHAPTER 2
NDA-24219
Page 4
Revision 2.0
Note:
Refer to NAP-200-008 and the Circuit Card Manual for details of circuit cards.
Table 2-1 Symbols in Trunking Diagram Description
SYMBOL
DESCRIPTION
SYMBOL
DESCRIPTION
AMP
Amplifier for External Speaker
ILCA
BRI Station Line Card
AP00
SMDR/MCI/PMS/Hotel Application Card
KEY
External Key
AP01
OAI Interface Card
LCD/LCS
Line Circuit Card
(for Single Line Telephone)
AUC
Analog Universal Circuit Card
(Long Line Circuit, DID Trunk)
MAT
Maintenance Administration Terminal
BGM
External Music Source for Multiline
Terminal Back Ground Music Service
MDF
Main Distribution Frame
CCH
Common Channel Handler Card
MEM
Main Memory
CFT
6/10-Party Conference Trunk Card
MFR
MF Receiver Trunk Card (TIANI)
COT
C.O. Trunk Card
MLDT
Melody Trunk Card
COTG
Analog Caller ID Trunk Card
MODEM
Modem
CSIA
Zone Transceiver Line Card
MP
Main Processor Card
DAT
Digital Announcement Trunk Card
PFT
Power Failure Transfer
DCH
D-Channel Handler Card
ODT
OD Trunk Card (2/4 wire E&M)
DIT
DID Trunk Card
PBR
PB Receiver Card
DK
External Relay/Key Interface Card
PBSND
PB Sender
DLCD/DLCJ
Digital Line Circuit Card
(for Multiline Terminal/DESKCON)
PLO
Phase Lock Oscillator
DLCB
Digital Line Circuit Card
(for Multiline Terminal Long Line/
DESKCON)
PW00
Power Card for 2 Zone Transceivers or one
Attendant DeskCon
DLCC
Digital Line Circuit Card
(for SN610 ATTCON)
RSTB-911
Register/Sender E911
DPC
Data Port Controller Card
RSTC
Register Card for Analog Caller ID
DSS
DSS Console
SMDR
Station Message Detail Recording
DTI
Digital Trunk Interface Card
SW
Time Division Switch
DTG
Digital Tone Generator
TNT
Tone/Music Source Interface Card
ETHER
Ethernet Control Card
16CFT
16 Circuit Three/Four Party Conference
Trunk
FP
Firmware Processor Card
VM00
Digital VMS with 4-Digital Ports
ICH
BRI Station Application Card
VM01
4 additional Digital Ports