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nStor Corporation, Inc. © 1996-1998 nStor Corporation, Inc., All Rights Reserved. 3rd Edition nStor Corporation, Inc. shall not be liable for any damages or for the loss of any information resulting from the performance or use of the information contained herein. Your rights to the software are governed by the license agreement included with any accompanying software. nStor Corporation reserves the right to periodically revise this manual without notice. Product features and spec
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Regulatory Information FCC Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy, and if not installed and used in accordance with the instructions, may cause h
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Power Cord Selection n This subsystem is intended for indoor use only. n This subsystem is intended to be plugged into a 6A branch circuit in Europe. n To select the proper power cord: For 110 Volt Operation – Use a UL Listed/CSA Labeled cord set consisting of a minimum 18 AWG, type SVT or SJT three conductor cord, terminating in a molded connector body having an IEC CEE-22 female configuration on one end and a molded-on parallel blade grounding type attachment plug rat
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Contents Preface v Welcome v Features vi Where to Find Answers vii Registering Your Product vii 1 Getting Started 1 CR8e Subsystem at a Glance 2 Components 4 Hot Swap Disk Drives 4 Hot Swap Cooling Fans 4 Hot Swap Power Supplies 5 Power Switch 5 Door Lock 5 I/O Interface Card 6 Power Cord Connector and Fuse 6 Configuration Modules 7 Controlling and Monitoring 8 Operator Control Panel 8 LEDs 9 Alarm Speaker 11 Fault LEDs 11 SAF-TE Card 11 i
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2 Installation 13 Setup 13 System Requirements 14 Guidelines 14 Rack-Mount Subsystem Assembly 15 Component Installation 17 Cabling Configuration 20 General 20 Ultra Wide SCSI Mode 22 Fast Wide SCSI Mode 26 Other Configurations 36 3 Using the CR8e 37 Notifications and Error Conditions 37 Power-On Self Test 37 Firmware Error Conditions 38 LED Descriptions 39 Operator Control Panel 40 Startup Screens 40 Power Supply Error Conditions 41 Subsystem Status Icon 41 Main Menu 42 Options Me
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Replacing a Fuse 62 Replacing the CR8e Cabinet 63 A Glossary 65 B Technical Information 69 Specifications 69 Connectors and Jumpers 70 Connectors 70 Jumpers 72 Index 77 Contents iii
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iv Contents
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Preface Welcome Congratulations on the purchase of your new CR8e from nStor Corporation. The nStor CR8e provides a superior fault-tolerant network storage solution in a subsystem-based SAF-TE compliant RAID enclosure. The CR8e is an eight drive enclosure designed to support Ultra Wide SCSI (Fast-20) and Fast Wide SCSI protocols. The Ultra Wide SCSI (Fast-20) support maintains SCSI bus data transfer rates up to 40 Mbytes/sec. The subsystem supports both host system based RAID controlle
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Preface Features The following are major features of the nStor CR8e disk array subsystem: RAID Level Support RAID levels 0, 1, 3, 5, 10 (1 + 0), 30, and 50. Configuration Deskside tower-based subsystem or rack-mount subsystem. Drive Support Up to eight 3.5-inch, half-height form factor, hot swappable high performance 7,200 and 10,000 RPM Ultra SCSI disk drives using SCA-II technology (4.2, 9.1, or 18.2 gigabyte capacities). Interface Ultra SCSI (Fast 20)/
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Preface Where to Find Answers When you have questions about your nStor products there are several places you can look to find answers. Refer to the following: In this guide This user’s guide provides detailed information for installing and using the CR8e disk array subsystem. The manual assumes that the reader is already familiar with the operating system environments where the CR8e will be installed. Resource Guide Use this manual to locate telephone numbers for cust
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Preface viii Registering Your Product
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Getting Started 1 In this chapter we will provide a description of the components, and the control and onboard monitoring systems found in the CR8e enclosure. On the next two pages are illustrations that depicts the location of featured components of the CR8e. Familiarize yourself with the subsystem’s components and their descriptions prior to beginning the installation and using the CR8e. Following the Components section, a Control and Monitoring section describes the subsystem’s LEDs
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Getting Started CR8e Subsystem at a Glance Operator Control Panel (OCP) Speaker Door Lock Status Indicator LEDs Channel Mode LED Power Supply LED Power-On LED Fan Status LED Status Indicator LEDs Note: LEDs normally visible Activity LEDs only when illuminated, Status LEDs shown here for identification. I/O Interface Card VHD SCSI Connectors Power Supply #3 with PSU Cover Plate PSU “DC Good” LED Rear Door Fastener Rear Door Panel Fuse AC Power Cord I/O Interface Card Connector Module VHD SCS
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Getting Started Bay for optional Ultra S2S RAID Controller SAF-TE Card Fault LEDs Power On/Off Switch Hard Disk Drive Drive Rails Note: Cover shown cut-away to illustrate recessed power switch. I/O Interface Card * Cooling Fan #2 * Power Supply #3 with PSU Cover Plate * Cooling Fan #1 * Power Supply #2 I/O Interface Card * “DC Good” LED Power Supply #1 * Power supplies and cooling fans must be replaced by qualified service personnel only. CR8e Subsystem at a Glance 3
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Getting Started Components This section provides a descriptive overview of each of the major components that comprise the CR8e subsystem. Hot Swap Disk Drives The CR8e uses either 4.2 gigabyte, 9.1 gigabyte, or 18.2 gigabyte high performance, 3.5-inch form factor hot swap disk drives. The drives are designed to operate on the Small Computer System Interface (SCSI) and are Ultra SCSI as well as SCSI-2 command compatible. Each drive has an 80-pin Wide Single Connector Attachment (S
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Getting Started If an error occurs, access the Operator Control Panel to determine the cause and locate the failed component. For more information, see Operator Control Panel on page 40. The fans are identified on the rear door panel using a placard for “FAN 1” and “FAN 2.” For more information on changing a cooling fan, see Replacing the Cooling Fans on page 60. Hot Swap Power Supplies CAUTION: Power supplies must be replaced by qualified service personnel only. Up t
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Channel 0 Channel 1 Getting Started I/O Interface Card The I/O Interface card provides the connection from the subsystem’s bus to the host adapter. Located on the I/O Interface card are two 68-pin very high density (VHD) SCSI connectors. The connectors are labeled Channel 0 and Channel 1. The I/O Interface card incorporates built-in automatic SCSI termination. When a data cable is plugged in, the system automatically senses the connection and provides the required SCSI termination. T
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Getting Started Configuration Modules CAUTION: Configuration modules must be installed or replaced by qualified service personnel only. The CR8e’s SCSI bus design provides either of two bus configurations which is determined by the configuration module installed. The Dual-Bus module provides a split bus configuration where the enclosure’s top four drive slots and the lower four drive slots are on two independent SCSI buses. The Single-Bus module connects both SCSI buses together tying all
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Getting Started Controlling and Monitoring An integral part of the CR8e is its control and monitor capabilities. The subsystem enclosure contains a series of redundant alert notifications in the form of LEDs, alarms, and an LCD Operator Control Panel. Each of these components are discuss in the following topics. Operator Control Panel The Operator Control Panel (OCP) provides control and monitoring capabilities through an LCD panel located on the front door of the CR8e. The disk drives, po
