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CHAPTER 2 NDA-24219
Page 12
Revision 2.0
3.3.3 Line/Trunk Circuit Cards
Table 2-6 shows the functional outline of each line/trunk circuit card.
SPN-DAIA DAIA Firmware Processor Bus Card—With T1
Used in main system when connecting to Remote PIM SPN-DAIB.
SPN-4RSTB-
911
MF-911 Provides MF signaling for Enhanced 911.
SPN-SC03 CSH Channel Handler for Zone Transceivers
SPN-SC03 ICH ISDN-BRI Channel Handler
Provides D-channel signaling interface for four ILCA cards.
Table 2-6 Functional Outline of Line/Trunk Circuit Cards
CARD NAME
FUNCTIONAL
NAME
FUNCTIONAL OUTLINE
PN-2AMPA AMP 2-line Amplifier Trunk Card
This card equipped with the functions of Echo Canceller (EC), Automatic Gain
Controller (AGC) and Tone Disabler (TD).
PN-AUCA AUC 2-line Long-Line Circuit Card provided with the Power Failure Transfer (PFT) function
line resistance in the case of a long-line circuit: Max. 2500 ohms (inclusive of the
internal resistance of the distant office equipment)
This card is internally equipped with a –48 V DC On-Board Power Supply.
This card can also be used as a 2-line Direct Inward Dialing trunk card.
PN-CFTA CFT Conference Trunk Card
Use of one card:Can control a conference of up to six participants.
Use of two cards:Can control a conference of up to ten participants.
PN-4COTB COT 4-line Central Office Trunk Card (ground-start/loop-start trunk) equipped with the
functions for loop detection, sending/detecting ground on Ring/Tip wire
PN-4COTG COT 4-line Central Office Trunk Card (loop-start trunk) equipped with the functions for loop
detection, receiving/sending the Caller ID (CLASS SM) signal
PN-8COTM COT 8-line Central Office Trunk Card (loop-start trunk only)
No loop disconnect detection is provided.
PN-8COTP COT 8-line Central Office Trunk Card (loop-start trunk only)
loop disconnect detection is provided.
PN-2CSIA CSIA 2-Line Zone Transceiver Card
PN-2DATA DAT 2-line Digital Announcement Trunk Card
Duration: Max. 60 seconds.
Table 2-5 Functional Outline of Application Circuit Cards (Continued)
CARD NAME
FUNCTIONAL
NAME
FUNCTIONAL OUTLINE