INTRODUCTION
1-3
This manual is organized as follows:
Chapter 1,
Introduction
, describes how to get technical assistance,
document conventions, the manual’s organizational structure, and
TRMIM-62A features and capabilities. It also lists related manuals and
reference sources.
Chapter 2,
Requirement and Specifications
, provides installation and
cabling guidelines for ensuring optimal performance from the installation.
It also describes how to configure the TRMIM-62A ring speed and lists
safety, physical, and environmental specifications.
Chapter 3,
Installation
, describes guidelines and procedures for
unpacking and handling, configuring, and installing the TRMIM-62A and
for connecting stations to the TRMIM-62A.
Chapter 4,
Monitoring and Troubleshooting
, describes how to use
LANVIEW LEDs, Cabletron Systems front-panel diagnostic and status
monitoring system. It also describes troubleshooting procedures used to
help resolve network installation problems.
1.4 TRMIM-62A FEATURES
This section describes TRMIM-62A features and capabilities.
1.4.1 Active TCU Lobe Ports
The TRMIM-62A’s twelve 93-ohm BNC Trunk Connection Unit (TCU),
or lobe, ports feature active circuitry that regenerates and reshapes
incoming token passing signals. All ports employ the Differential
Manchester Encoding signal technique and support connection to RG 62
93-ohm coaxial cable.
NOTE
The TRMIM-62A lobe ports support network station
attachments only. Ports
cannot
be configured to support
Ring In/Ring Out applications.
