Avaya Nortel Communication Server 1000 Reference page 352

NT8D02 and NTDK16 Digital Line cards
The NTDK16 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
The card also provides:
• Ability to support Digital sets and the Digital Console M2250
• Provides a serial link (Card LAN) for status report and maintenance.
• Supports loop lengths up to 3500 ft. (1.0 km) using 24 AWG wire.
• Interface between three DS30X loops and 48 TCM lines.
Figure 97: Digital line card - block diagram
functions contained on the digital line card. Each of these functions are described on the
following pages.
352 Circuit Card Reference
on page 354 shows a block diagram of the major
Comments? infodev@avaya.com
July 2011