Cabletron Systems CRBRIM-W/E User manual

CRBRIM-W/E
USER’S GUIDE

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Hardware Installation Guide i
Hardware User’s Guide
NOTICE
Cabletron Systems reserves the right to make changes in specifications and other
information contained in this document without prior notice. The reader should in all cases
consult Cabletron Systems to determine whether any such changes have been made.
The hardware, firmware, or software described in this manual is subject to change without
notice.
IN NO EVENT SHALL CABLETRON SYSTEMS BE LIABLE FOR ANY
INCIDENTAL, INDIRECT, SPECIAL, OR CONSEQUENTIAL DAMAGES
WHATSOEVER (INCLUDING BUT NOT LIMITED TO LOST PROFITS)ARISING
OUT OF OR RELATED TO THIS MANUAL OR THE INFORMATION CONTAINED
IN IT, EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF, KNOWN, OR
SHOULD HAVE KNOWN, THE POSSIBILITY OF SUCH DAMAGES.
© Copyright October 1994 by:
Cabletron Systems, Inc.
P.O. Box 5005
Rochester, NH 03866-5005
All Rights Reserved
Printed in the United States of America
Part Number: 9031246 October 1994
SPECTRUM and LANVIEW are registered trademarks and CRBRIM-W/E , EPIM-3PS ,
EMME , EMM-E6 , ESXMIM , MMAC-8FNB , MMAC-5FNB , and MMAC-3FNB ,
MicroMMAC , NBR-420/620 , and EPIM are trademarks of Cabletron Systems, Inc.
Ethernet is a registered trademark of Xerox Corp.
VT-220 and VT-320 are trademarks of Digital Equipment Corp.
CompuServe is a registered trademark of CompuServe, Inc.
Printed on
recycled paper.

ii CRBRIM-W/E
Notice
FCC NOTICE
This device complies with Part 15 of the FCC rules. Operation is subject to the following
two conditions: (1) this device may not cause harmful interference, and (2) this device must
accept any interference received, including interference that may cause undesired
operation.
NOTE: This equipment has been tested and found to comply with the limits for a ClassA
digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide
reasonable protection against harmful interference when the equipment is operated in a
commercial environment. This equipment uses, generates, and can radiate radio frequency
energy and if not installed in accordance with the operator’s manual, may cause harmful
interference to radio communications. Operation of this equipment in a residential area is
likely to cause interference in which case the user will be required to correct the
interference at his own expense.
WARNING: Changes or modifications made to this device which are not expressly
approved by the party responsible for compliance could void the user’s authority to operate
the equipment.
DOC NOTICE
This digital apparatus does not exceed the ClassA limits for radio noise emissions from
digital apparatus set out in the Radio Interference Regulations of the Canadian Department
of Communications.
Le présent appareil numérique n’émet pas de bruits radioélectriques dépassant les limites
applicables aux appareils numériques de la class A prescrites dans le Règlement sur le
brouillage radioélectrique édicté par le ministère des Communications du Canada.

Notice
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Hardware Installation Guide iii
Hardware User’s Guide
CABLETRON SYSTEMS, INC.
PROGRAM LICENSE AGREEMENT
IMPORTANT: Before utilizing this product, carefully read this License Agreement.
This document is an agreement between you, the end user, and Cabletron Systems, Inc.
(“Cabletron”) that sets forth your rights and obligations with respect to the Cabletron
software program (the “Program”) contained in this package. The Program may be
contained in firmware, chips or other media. BY UTILIZING THE ENCLOSED
PRODUCT,YOU ARE AGREEING TO BECOME BOUND BY THE TERMS OF THIS
AGREEMENT, WHICH INCLUDES THE LICENSEAND THE LIMITATION OF
WARRANTY AND DISCLAIMER OF LIABILITY. IFYOU DO NOT AGREE TO THE
TERMS OF THISAGREEMENT, PROMPTLY RETURN THE UNUSED PRODUCT TO
THE PLACE OF PURCHASE FOR A FULL REFUND.
CABLETRON SOFTWARE PROGRAM LICENSE
1. LICENSE. You have the right to use only the one (1) copy of the Program provided
in this package subject to the terms and conditions of this License Agreement.
You may not copy, reproduce or transmit any part of the Program except as permitted
by the Copyright Act of the United States or as authorized in writing by Cabletron.
2. OTHER RESTRICTIONS. You may not reverse engineer, decompile, or
disassemble the Program.
3. APPLICABLE LAW. This License Agreement shall be interpreted and governed
under the laws and in the state and federal courts of New Hampshire.You accept the
personal jurisdiction and venue of the New Hampshire courts.

iv CRBRIM-W/E
Notice
EXCLUSION OFWARRANTY
AND DISCLAIMER OF LIABILITY
1. EXCLUSION OF WARRANTY. Except as may be specifically provided by
Cabletron in writing, Cabletron makes no warranty, expressed or implied, concerning the
Program (including Its documentation and media).
CABLETRON DISCLAIMS ALL WARRANTIES, OTHER THAN THOSE
SUPPLIED TOYOU BY CABLETRON IN WRITING, EITHER EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF
MERCHANTABLITY AND FITNESS FOR A PARTICULAR PURPOSE, WITH
RESPECT TO THE PROGRAM, THE ACCOMPANYING WRITTEN MATERIALS,
AND ANY ACCOMPANYING HARDWARE.
2. NO LIABILITY FOR CONSEQUENTIAL DAMAGES. IN NO EVENT SHALL
CABLETRON OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES
WHATSOEVER (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF
BUSINESS, PROFITS, BUSINESS INTERRUPTION, LOSS OF BUSINESS
INFORMATION, SPECIAL, INCIDENTAL, CONSEQUENTIAL, OR RELIANCE
DAMAGES, OR OTHER LOSS) ARISING OUT OF THE USE OR INABILITY TO USE
THIS CABLETRON PRODUCT, EVEN IF CABLETRON HAS BEEN ADVISED OF
THE POSSIBILITY OF SUCH DAMAGES. BECAUSE SOME STATES DO NOT
ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR
CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR ON THE DURATION OR
LIMITATION OF IMPLIED WARRANTEES IN SOME INSTANCES THE ABOVE
LIMITATIONS AND EXCLUSIONS MAY NOT APPLY TOYOU.
UNITED STATES GOVERNMENT RESTRICTED RIGHTS
The enclosed product (a) was developed solely at private expense; (b) contains “restricted
computer software” submitted with restricted rights in accordance with Section 52227-19
(a) through (d) of the Commercial Computer Software - Restricted Rights Clause and its
successors, and (c) in all respects is proprietary data belonging to Cabletron and/or its
suppliers.
For Department of Defense units, the product is licensed with “Restricted Rights” as
defined in the DoD Supplement to the Federal Acquisition Regulations, Section 52.227-
7013 (c) (1) (ii) and its successors, and use, duplication, disclosure by the Government is
subject to restrictions as set forth in subparagraph (c) (1) (ii) of the Rights in Technical Data
and Computer Software clause at 252.227-7013. Cabletron Systems, Inc., 35 Industrial
Way, Rochester, New Hampshire 03867.

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Hardware Installation Guide v
Hardware User’s Guide
Contents
Chapter 1 Introduction
1.1 Using This Manual............................................................................1-2
1.2 Document Objectives.......................................................................1-2
1.3 Document Organization....................................................................1-2
1.4 Document Conventions....................................................................1-3
1.5 Related Manuals ..............................................................................1-5
1.6 Getting Help .....................................................................................1-5
Chapter 2 Product Overview
2.1 System Specifications......................................................................2-2
2.2 Memory Configurations....................................................................2-3
Chapter 3 Preparing for Installation
3.1 Preventing Electrostatic Discharge Damage....................................3-1
3.2 System Operation Prerequisites.......................................................3-2
3.3 Distance Limitations.........................................................................3-2
3.3.1 Serial Connections............................................................3-2
3.4 Interference Considerations.............................................................3-4
3.5 Console Considerations...................................................................3-5
3.5.1 Console Port Connections................................................3-5
3.6 Network Connection Considerations................................................3-6
3.6.1 Ethernet Connections .......................................................3-6
3.6.2 Serial Connections............................................................3-6
3.7 Inspecting the System......................................................................3-7

vi CRBRIM-W/E
Contents
Chapter 4 Installation
4.1 Tools and Parts Required.................................................................4-1
4.2 Installing the CRBRIM-W/E..............................................................4-2
4.2.1 Installing a CRBRIM-W/E into a MIM................................4-3
4.2.2 Installing the EPIM-3PS....................................................4-4
4.2.3 Connecting the CRBRIM-W/E to the EPIM-3PS...............4-5
4.3 Making External Connections...........................................................4-6
Chapter 5 Troubleshooting the Hardware
Configuration
5.1 Problem Solving...............................................................................5-2
5.1.1 Troubleshooting the Network Interfaces and Cables........5-2
5.1.2 Reading LED Indicators....................................................5-3
Chapter 6 Maintenance
6.1 Installing Primary-Memory DRAM SIMMs........................................6-1
6.1.1 Tools and Equipment Required........................................6-2
6.1.2 Primary Memory Configurations.......................................6-2
6.1.3 Approved DRAM SIMMs...................................................6-3
6.1.4 DRAM SIMM Installation...................................................6-3
6.2 Replacing System-Code SIMMs ......................................................6-5
6.2.1 Tools and Equipment Required........................................6-5
6.2.2 System-Code SIMM Replacement ...................................6-5
6.3 Recovering a Lost Password............................................................6-7
Appendix A Cabling Specifications
Console Port Signals and Pinouts.........................................................A-2
Serial Cable Assemblies and Pinouts.....................................................A-3
EIA-530......................................................................................A-3
RS-232.......................................................................................A-5
RS-449.......................................................................................A-8
V.35 ........................................................................................A-11
X.21 ........................................................................................A-14

Contents
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Hardware Installation Guide vii
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Appendix B Virtual Configuration Register
Virtual Configuration Register Settings...................................................B-1
Changing Configuration Register Settings.................................B-3
Virtual Configuration Register Bit Meanings..............................B-4
Enabling Booting from Flash......................................................B-8
Copying to Flash........................................................................B-8
Appendix C Bootstrap Program
Entering the Bootstrap Program.............................................................C-1
Available Bootstrap Commands.................................................C-2
Running the Diagnostics............................................................C-5

1-1
Hardware Installation Guide
1-1
Hardware User’s Guide
Chapter 1
Introduction
Welcome to the Cabletron Systems CRBRIM-W/E User’s Guide. This manual
describes features, explains installation procedures, and provides specifications for
the Cabletron Systems CRBRIM-W/E. The CRBRIM-W/E is designed to reside
in, and provide additional connectivity/functionality to, various Cabletron MIMs
and hubs (e.g., the EMM-E6, ESXMIM, NBR-420/620 or MicroMMAC).
Figure 1-1. CRBRIM-W/E
TP
RESET
S1 S0 CONSOLE
S0
LANPWR SYS S1

1-2 CRBRIM-W/E
CHAPTER 1: Introduction
1.1 UsingThis Manual
Read through this manual completely to familiarize yourself with its content and
to gain an understanding of the features and capabilities of the CRBRIM-W/E. A
general working knowledge of data communications networks and their physical
layer components is helpful when using the CRBRIM-W/E.
1.2 Document Objectives
This publication will step you through initial site preparation, installation, and
troubleshooting. It also covers selected maintenance procedures.
1.3 Document Organization
The major sections of this publication follow:
• Chapter 1, “Introduction” outlines the contents, and describes the objectives
and conventions of the CRBRIM-W/E Hardware Installation Guide . This
chapter also provides a list of related manuals and GETTING HELP
information.
• Chapter 2, “Product Overview,” contains an overview of the router feature set
and physical specifications.
• Chapter 3, “Preparing for Installation,” includes safety recommendations, site
requirements, an installation checklist, console and auxiliary port cable
connection considerations, network connection considerations, and
instructions for inspecting the new system.
• Chapter 4, “Installation,” provides a list of tools and parts required,
procedures for making external connections, and information about what to
do after installing the hardware.
• Chapter 5, “Troubleshooting the Hardware Configuration,” briefly discusses
troubleshooting, problem solving, and reading LED indicators.
• Chapter 6, “Maintenance,” includes procedures for upgrading system code
SIMMs, replacing DRAM SIMMs, and recovering from a lost password.