48 Peripheral Equipment cards
QPC430 Asynchronous Interface Line
System Hardware-All
Purpose-Provides four asynchronous line ports. Used in the SL- 1 Data
Feature to interface to data equipment conforming to the EIA RS-422
standard. Refer to
SL-1
Data Feature-General-description and
provisioning
(553-2731-100) for more information.
Note:
QPC43OF or later vintage is required.
Quantity-One
per four data lines
QPC432 4-Port Data Line
System Hardware-All
Purpose-Provides
four data-only ports for the SL-1 Dam Feature. Refer
to
SL-1 Data Feature
-
General description and provisioning (553-273
l-
.
100) for more information.
Note:
QPC432C or later vintage is required.
Quantity--One per
four data ports
QPC449 Loop Signaling Trunk
System Hardware!-All
Purpose-Interfaces the following 600 or 900
0
trunks in
p-Law
applications:
-
Direct Inward Dialing (DID)
-
2-way Tie, Dial Repeating (2DR)
-
2-way Tie, Outgoing Automatic Incoming Dial (OAID)
-
Outgoing Automatic Number Identification (OANI)
The card contains four separate identical trunk circuits. Trunk usage option
is selected by switches on the circuit card. Refer
to Circuit pack option
settings
(553-3001-211) for more information.
Quantity-One
per four loop signaling trunks
Equipment identification and ordering information 553-3001-154