CHAPTER 3 NDA-24296
Page 424
Revision 1.0
PA-8RSTY
Register Sender Trunk

PA-8RSTY

Register Sender Trunk
1. General Function
The PA-8RSTY circ uit card is equipped with eight circuit s of Regi sters and Senders. More specif ical ly , this
card conta ins Dial Pulse Re gist er (DPR), Pu sh Button Receive r (P BR) f or rece i ving digi ts from exte nsions
and/or the associated incoming trunks and Dial Pulse Sender (DPS), PB Signal Sender (P B S) for sending
digits to a distant switching system. In addition, this card has Re gister Sen der function, by which inter-
digit pause can be changed and PB signals may be converted to DP signals and vice versa without
intervention of the CPU. The card can be used for caller ID se rvice.
Note: The PA-8RSTY card requires Series 7400 or later software.
Fig ure 3-119 Location of PA-8RS T Y (8RST) within the System
GTCPU
TSWINT INT
PB line
PBR
DPR
DPS
PBS
LC
I/O Local Bus
DP Telephone
Caller ID signals
NETWORK
PA-8RSTY
OFF HOOK
(LC for Calling
Number Delivery)
PBR:
PBS:
DPR:
DPS:
Push Button Receiver
PB Signal Sender
Dial Pulse Register
Dial Pulse Sender
PB Signal
DP Signal
OGT
This figure shows Register Sender function as an example.