42 Peripheral Equipment cards
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Paging trunk
The Universal Trunk card is software selectable and complies with CSA
Standard C82.2 No. 0.7
-
Ml985 and EL4 Standard 464A.
Quantity-Up to sixteen cards per NT8D37 IPE Module
NT8D15AA E&M Trunk
System Hardware-All
Purpose-Used in both A-Law and V-Law applications. Provides interface
connecting the trunk facility to the NT8D37
lPE
Module. It is equipped
with an Intel 8052-type microprocessor which performs several functions,
some of which are as follows:
-
control of card operation
-
card identification
. .
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self-test
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status reporting to the Controller
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maintenance diagnostics
The E&M Trunk provides four analog trunks, each of which can be
individually configured to operate as:
-
E&M signaling trunk
-
two-wire Tie trunk
-
four-wire Tie trunk
-
Paging trunk
The E&M Trunk card is software selectable and complies with CSA
Standard C82.2 No. 0.7
-
Ml985 and EIA Standard 464A.
Quantity-Up to sixteen cards per NT8D37 IPE Module
Equipment identification and ordering information 553-3001-154
C.