Avaya Nortel Communication Server 1000 Reference page 350

NT8D02 and NTDK16 Digital Line cards
associated data terminal is assigned a separate terminal number (TN) in the system database,
for a total of 32 addressable ports per card.
The digital line card contains a microprocessor that provides the following functions:
• self-identification
• self-test
• control of card operation
• status report to the controller
• maintenance diagnostics
Figure 95: Digital line card - block diagram
functions contained on the NT8D02 Digital Line card. Each of these functions is described on
the following pages.
350 Circuit Card Reference
on page 351 shows a block diagram of the major
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July 2011