DECconcentrator 500 ThinWire & Shielded Twisted-Pair Inst

This document is an installation and verification manual for the DECconcentrator™ 500 ThinWire and Shielded Twisted-Pair option cards, published in January 1992 by Digital Equipment Corporation.

It guides hardware installers and system/network managers through the process of installing these copper-media option cards, which enable links to Fiber Distributed Data Interface (FDDI) networks, and verifying their proper operation.

Key contents include:

• Installation Procedures: Detailed steps for checking shipment contents, identifying option cards, disconnecting power and data cables, removing blank panels or previously installed cards, and installing new option cards.
• Installation Verification: Instructions for applying power, performing loopback tests, understanding ThinWire and Shielded Twisted-Pair cableplant specifications, and connecting data cables.
• Cable Evaluation Procedures: Appendices provide comprehensive procedures for evaluating both ThinWire and Shielded Twisted-Pair cables using a Time Domain Reflectometer (TDR) to test for length, loss, continuity, and short circuits.
• Reference Information: An identification list for recording system details, vendor and part numbers for cables and connectors, a glossary of terms, and a list of related documents.
• Safety and Regulatory Information: Prominent warnings and cautions are included throughout, addressing personal injury, equipment damage, and compliance with regulations.