Compaq Memory Channel Hub Manuel utilisateur

DIGITAL2T-CCMHA-CBCentralOffice

MemoryChannelHub

Installation/ServiceGuide

Part Number: EK-MCHCO-IN. A01

December 1998

Compaq Computer Corporation

Houston, Texas

December 1998

The information in this publication is subject to change without notice.

COMPAQ COMPUTER CORPORATION SHALL NOT BE LIABLE FOR TECHNICAL OR EDITORIAL

ERRORS OR OMISSIONS CONTAINED HEREIN, NOR FOR INCIDENTAL OR CONSEQUENTIAL

DAMAGES RESULTING FROM THE FURNISHING, PERFORMANCE, OR USE OF THIS MATERIAL. THIS

INFORMATION IS PROVIDED “AS IS” AND COMPAQ COMPUTER CORPORATION DISCLAIMS ANY

WARRANTIES, EXPRESS, IMPLIED OR STATUTORY AND EXPRESSLY DISCLAIMS THE IMPLIED

WARRANTIES OF MERCHANTABILITY, FITNESS FOR PARTICULAR PURPOSE, GOOD TITLE AND

AGAINST INFRINGEMENT.

This publication contains information protected by copyright. No part of this publication may be photocopied or

reproduced in any form without prior written consent from Compaq Computer Corporation.

FCC NOTICE: This equipment has been tested and found to comply with the limits for a Class A digital device,

pursuant to Part 15 of FCC Rules. These limits are designed to provide reasonable protection against harmful

interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can

radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause

harmful interference to radio communications.

Any changes or modifications made to this equipment may void the user’s authority to operate this equipment.

Operation of this equipment in a residential area may cause interference in which case the user at his own expense

will be required to take whatever measures may be required to correct the interference.

1998 Compaq Computer Corporation.

The software described in this guide is furnished under a license agreement or nondisclosure agreement. The

software may be used or copied only in accordance with the terms of the agreement.

Compaq, Deskpro, Fastart, Compaq Insight Manager, Systempro, Systempro/LT, ProLiant, ROMPaq, QVision,

SmartStart, NetFlex, QuickFind, PaqFax, ProSignia, registered in United States Patent and Trademark Office.

Netelligent, Systempro/XL, SoftPaq, QuickBlank, QuickLock are trademarks and/or service marks of Compaq

Computer Corporation.

AlphaServer, DIGITAL, DIGITAL logo, , registered in United States Patent and Trademark Office.

The following are third-party trademarks:

Memory Channel is a trademark of Encore Computer Corporation.

S3688

iii

Table of Contents

1 Introduction

1.1 Overview .......................................................................................................... 1–1

1.2 Components and Controls................................................................................. 1–1

1.2.1 Front Components................................................................................... 1–1

1.2.2 Operator Control Panel............................................................................ 1–3

1.2.3 Internal Components ............................................................................... 1–4

1.2.4 Rear Components.................................................................................... 1–4

1.3 Specifications.................................................................................................... 1–5

2 Installation

2.1 General............................................................................................................. 2–1

2.2 Site Preparation................................................................................................. 2–1

2.3 Unpacking the Shipment................................................................................... 2–2

2.4 Installing the 2T-CCMHA-CB Central Office Memory Channel Hub................ 2–4

2.4.1 Determining the Installation Area............................................................ 2–4

2.4.2 Attaching the Slide Assemblies to the Cabinet Rails................................ 2–6

2.4.2.1 Attaching the Right Slide Assembly to the Cabinet Rails............... 2–6

2.4.2.2 Attaching the Left Slide Assembly to the Cabinet Rails................. 2–7

2.4.3 Attaching the Inner Races to the Tray .....................................................2–9

2.4.4 Mounting the Memory Channel Hub, Front Bezel, and Interlock Actuator

Bracket on the Tray ..................................................................................... 2–10

2.4.5 Mounting the Chassis and Tray Assembly on the Slides........................ 2–12

2.5 Installing the Interlock System.......................................................................2–14

3 Removal and Replacement

3.1 Introduction...................................................................................................... 3–1

3.2 Top Cover......................................................................................................... 3–3

3.3 Power Supply.................................................................................................... 3–4

Figures

Figure 1-1 Front Components................................................................................. 1–2

Figure 1-2 Operator Control Panel.......................................................................... 1–3

Figure 1-3 Rear Components.................................................................................. 1–4

Figure 2-1 Installation Area and Rail-Hole Pattern (EIA Rail-Hole Pattern) ........... 2–5

Figure 2-2 Attaching the Slide Assemblies to the Cabinet Rails.............................. 2–7

Figure 2-3 Attaching the Inner Slide Races............................................................. 2–9

Figure 2-4 Mounting the Memory Channel Hub, Front Bezel, and Interlock Actuator

Bracket on the Tray.............................................................................................2–11

Figure 2-5 Mounting the Chassis and Tray Assembly on the Slides .......................2–13

Figure 2-6 The Interlock System............................................................................2–16

Figure 3-1 Removing and Replacing the Top Cover ............................................... 3–3

Figure 3-2 Removing the Power Supply.................................................................. 3–4

Figure 3-3 Disconnecting the Power Cable Connector and Removing the Power

Supply.................................................................................................................. 3–5

Tables

Table 1-1 2T-CCMHA-CB Central Office Memory Channel Hub Specifications... 1–5

Table 2-1 Mounting Hardware and Component List ............................................... 2–3

Preface

Overview

This guide provides the information necessary to install the 2T-CCMHA-CB central office

Memory Channel hub in a 48.26-cm (19-in.) NEBS 2000/ETSI-compliant cabinet with an

EIA rail-hole pattern. It also provides information on removing and replacing the top cover

and the power supply.

Intended Audience

This guide is intended for Compaq service personnel or qualified Self-maintenance

customers who are familiar with installing computer systems, and for system managers and

others who perform system management tasks.

How to Use This Guide

Read this guide before installing the 2T-CCMHA-CB central office Memory Channel hub.

Before installation review the warranty. The terms of the warranty agreement with

Compaq may require that a qualified Compaq Customer Services representative install the

system. Contact your local Compaq representative if you have any questions.

Organization

This guide is organized as follows:

Chapter 1, Introduction – Provides an overview of the 2T-CCMHA-CB central office

Memory Channel hub and a description of the basic components and controls.

Chapter 2, Installation – Provides site preparation, unpacking, and system installation

information.

Chapter 3,.Removal and Replacement – Provides the removal and replacement

procedures for the top cover and power supply.

Related Documents

Other documents related to the 2T-CCMHA-CB central office Memory Channel hub

include the following:

• Memory Channel User’s Guide (EK-PCIRM-UG)

• Memory Channel Service Information (EK-PCIRM-SV)

Conventions

This guide uses the following conventions:

Convention Meaning

Note A note calls the reader’s attention to any item of information that may be of

special importance.

Caution A caution contains information essential to avoid damage to the equipment.

Warning A warning contains information essential to the safety of personnel.



Circled numbers provide a link between figures or examples and text.

Italic type Italic type emphasizes important information, indicates variables, and

indicates complete titles of manuals.

Reader’s Comments

Compaq welcomes your comments on this or any other manual. You can send your

comments to Compaq in the following ways:

• Internet electronic mail: [email protected]

• Mail:

Compaq Computer Corporation

Information Design

PKO3-2/21J

129 Parker Street

Maynard, MA 01754-2199

For additional information call 1-800-344-4825.

DIGITAL 2T-CCMHA-CB Central Office Memory Channel Hub Installation/Service Guide 1–1

Introduction

1.1 Overview

The 2T-CCMHA-CB central office Memory Channel hub is used to share and route data

between two AlphaServer 4100 central office systems.

1.2 Components and Controls

System components and controls are located at the front, internally, and at the rear of the

Memory Channel hub chassis.

1.2.1 Front Components

Figure 1-1 shows the components located on the front of the Memory Channel hub chassis.

Introduction

1–2 DIGITAL 2T-CCMHA-CB Central Office Memory Channel Hub Installation/Service Guide

Figure 1-1 Front Components

DIGITAL

Memory Channel Hub 100/8

Central Office

LJ-06497.AI7



Operator control panel

Introduction

DIGITAL 2T-CCMHA-CB Central Office Memory Channel Hub Installation/Service Guide 1–3

1.2.2 Operator Control Panel

The operator control panel (OCP), shown in Figure 1-2, is located on the front of the

Memory Channel hub chassis and consists of an On/Off switch, a Reset button, and three

LEDs.

Figure 1-2 Operator Control Panel

LJ-06498.AI7

3 4 5

2 1

DIGITAL

Memory Channel Hub 100/8

Central Office



On/Off switch — Powers the system secondary dc power on or off.



Reset button — Initializes the system.



Turbo LED — Lit when computer runs at rated microprocessor speed. Not lit when in

non-turbo mode.



Disk LED — Indicates disk drive activity.



Power LED — Lit when power switch is On.

Introduction

1–4 DIGITAL 2T-CCMHA-CB Central Office Memory Channel Hub Installation/Service Guide

1.2.3 Internal Components

The internal components of the Memory Channel hub chassis consist of the following:

• One motherboard

• Four to eight CCMLA hub linecards

• Cooling fan

1.2.4 Rear Components

Figure 1-3 shows the components located on the rear of the Memory Channel hub chassis.

Figure 1-3 Rear Components

LJ-06499.AI7

1 2 3

12345670



Power supply



-48 Vdc power receptacle



CCMLA linecard slots

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