Table Of Contents - Black Box 2 x 2 SCSI Matrix Switch SC121A User Manual

Chapter
1. Specifications ..........................................................................................................7
2. Introduction ..........................................................................................................10
2.1 About the SCSI Switch ..................................................................................10
2.2 Features ..........................................................................................................10
2.2.1 LCD Panel..............................................................................................11
2.2.2 Front-Panel Controls ............................................................................11
2.3 Technical Description....................................................................................11
2.3.1 Available SCSI Switch Interfaces ..........................................................11
2.3.2 General Hardware Description ............................................................12
2.3.3 Ultra2 SCSI Compatibility ....................................................................12
2.3.4 SCSI Switch Installation........................................................................12
3. Installation ............................................................................................................15
3.1 What's Included ............................................................................................15
3.2 AC Line Voltage ............................................................................................15
3.3 Switch Placement ..........................................................................................15
3.4 Power Equipment Off....................................................................................15
3.5 SCSI Interface Cabling ..................................................................................16
3.6 RS-232 Serial Port Cabling ............................................................................16
3.7 Ethernet LAN Port Cabling ..........................................................................16
4. Operator Controls and Indicators ......................................................................17
4.1 AC Power Switch ............................................................................................17
4.2 LCD Display, Keypad, and Indicators ..........................................................17
4.2.1 LCD Display ..........................................................................................17
4.2.2 Keypad ..................................................................................................18
4.2.3 Indicators ..............................................................................................18
4.3 LCD Display Control Menus ........................................................................18
4.4 SCSI Switch Port Configuration....................................................................21
4.5 SCSI Switch Default Configuration ..............................................................21
5. Configuration and Operation ..............................................................................22
5.1 SCSI Cable Interface Requirements ............................................................22
5.2 Internal Terminator Selection ......................................................................22
5.3 Selecting Internal Terminator Power ..........................................................25
5.4 Selecting External Terminator Power ..........................................................25
5.5 Serial-Port Pinout ..........................................................................................26
5.6 LAN/Serial-Port Commands ........................................................................27
5.7 ASCII Character Reference for SCSI Switch Box Selection........................33
Contents

TABLE OF CONTENTS

Page
5