DIGITAL ATM 4-Port Modular Line Card

This document provides installation, testing, and maintenance instructions for the DIGITAL ATM 4-Port Modular Line Card (DAGGL-BB), released in July 1997.

Key information covered includes:

• Compatibility: The line card supports various ATM modPHY cards (fiber and copper) and requires minimum firmware version V2.5 and CMM version 1.84.
• Installation: Provides procedures for installing the line card itself, as well as installing and removing optional components, specifically the SODIMM expanded memory modules and the DC-to-DC power modules (48V for 14-slot systems or 5V for 5-slot systems).
• Testing: Describes how to use the onboard LEDs to monitor system initialization, firmware loading, and diagnostic self-tests. Detailed tables are provided to interpret LED patterns during standard operation, firmware updates, and failure conditions.
• Technical Support: Directs users to the DIGITAL FTP site and Network Product Business websites for firmware images, release notes, and product documentation.