Index

2.0 GB disks
backups before upgrade
Preparing for the Upgrade
removal from non-RAID box
Removing Existing Drives
unplugging the converter board
Converting Existing Drives

2.0 GB IBM SCSI disks
Features
used for upgrades
RAID Hardware Upgrades

air flow
Installing the Drives and Controller

amber disk-down LED
LED Disk-Down Signal Cable

Backplane configuration
SCSI Backplane Configuration

calculating SCSI bus distance from the controller
Guidelines for Cabling RAID Boxes

Challenge Vault RAID box
Installing a RAID Box in the Vault Rack

Channel A connector
Converting Existing Drives

configuration requirements
for upgrades
Installing the RAID Controller and Drives

conversion modifications on the disk/sled assembly
Converting Existing Drives

converter board
Converting Existing Drives

differential converter board
Converting Existing Drives

differential termination plug
Cabling and Termination Guidelines

disk
installation in RAID box
Installing the Drives and Controller
monitoring of internal information
Checking the System Log
predictive failure analysis (PFA)
Checking the System Log
safe loading of
Safety Precautions

disk array controller
Operational Overview

disk down cable
Installing the RAID Controller and Drives

disk-down indication LED
The Disk-Down LEDs

disk-down LED cable
Controller Assembly Removal and Replacement

disk-down LEDs
functional test
Powering On the System

drive cover on the RAID
Installing the Drives and Controller

drive failure interface cable
Controller Assembly Removal and Replacement

error indication on the RAID controller
The Controller's Disk-Down LEDs

ESD precautions
Safety Precautions

exclusive OR (XOR) process
Operational Overview

faulty switch on the RAID box
Power Supply and On/Off Switch

filler plates
Installing a RAID Box in the Vault Rack

full-height drive
Installing a Full-height Non-RAID Drive

hardware inventory
Powering On the System

hinv inquiry
Command Line Inquiry
from the PROM monitor
Command Line Inquiry

hot unplugging/plugging a disk
Hot Plugging a Disk

I/O throughput guidelines
Guidelines for Cabling RAID Boxes

ID selection buttons
Disk ID Numbering

indications of disk failure
Hot Plugging a Disk

install or remove a disk
Installing the Drives and Controller

Installing Non-RAID Drives in a RAID Box
Guidelines for Installing Non-RAID Drives in a RAID Box

internal link with a RAID
Guidelines for Cabling RAID Boxes

LED disk-down signal cable
LED Disk-Down Signal Cable

LED fault cable
Converting Existing Drives

LEDs
backplane voltage indication
A Malfunctioning Disk

level 3 RAID
RAID 3 Implementation

maximum differential SCSI cable length
Guidelines for Cabling RAID Boxes

midplane voltage warning
Powering Down the Chassis

multiple drive boxes
Installing a RAID Box in the Vault Rack

multiple drive boxes in a Vault
Installing a RAID SCSI Box

multiple failures in a RAID
Checking the System Log

new disks
Command Line Inquiry

non-RAID box
removal of
Removing a Non-RAID Box

non-RAID devices
Installing the RAID Controller and Drives

non-RAID devices in bay 0 or 1
Installing a RAID Box in the System Rack
SCSI Backplane Configuration

non-RAID devices installed in a "stubby" SCSIBox
Guidelines for Installing Non-RAID Drives in a RAID Box

non-RAID SCSI device
Operational Overview

non-true state
Operational Overview

parity bit
Operational Overview

plug location JP12
Controller Assembly Removal and Replacement

power cords warning
Powering Down the Chassis

power switches
Powering On the System

power-down procedure
Powering Down the Chassis

power-in panel
Powering On the System

power-on diagnostic
Powering On the System

powering off the system
Powering Down the Main System

powering on the chassis
Powering On the System

proper air flow
Installing the Drives and Controller

RAID
daisy-chaining boxes
Guidelines for Cabling RAID Boxes
definition of
Introducing the RAID Hardware Options
disk ID numbers
Disk ID Numbering
hot plugging a disk
Hot Plugging a Disk
if the array is off line
Problem Solving Tips
impact on performance with other devices
Guidelines for Cabling RAID Boxes
indications of failure
Hot Plugging a Disk
inquiry to IRIX shell
Command Line Inquiry
non-supported features
Non-supported RAID Features
redundancy characteristics
Operational Overview
sled board configuration
Drive Sled Configuration
supported features
Features
system reboot
Command Line Inquiry
upgrade kit
RAID Hardware Upgrades

RAID 3 application
RAID 3 Implementation

RAID 5 application
RAID 5 Implementation

RAID controller
configuration jumper blocks
Configuring the RAID Controller
default SCSI ID setting
Setting the RAID Controller SCSI ID
differential communication
Drive Sled Configuration
error indication LEDs
The Controller's Disk-Down LEDs
error LED locations
The Controller's Disk-Down LEDs
function of error LEDs
The Controller's Disk-Down LEDs
replacement of
Controller Assembly Removal and Replacement
Installing the Drives and Controller
SCSI bus ID number
Disk and Controller SCSI ID Selection
setting the SCSI ID
Setting the RAID Controller SCSI ID

RAID SCSIBox
install/remove
Installing a RAID Box in the System Rack

rated capacity of a fast and wide channel
Guidelines for Cabling RAID Boxes

read/modify/write strategy
RAID 5 Implementation

reconstruction program
Operational Overview
Hot Plugging a Disk

replacing a defective disk
Disk ID Numbering

rotary switch on the RAID controller
Setting the RAID Controller SCSI ID

SCSI backplane
configuration of
SCSI Backplane Configuration

SCSI bus errors
Problem Solving Tips

SCSI controller connections made to RAID
Guidelines for Cabling RAID Boxes

SCSI controllers not supported
Guidelines for Cabling RAID Boxes

SCSI ID setting
on a RAID controller
Setting the RAID Controller SCSI ID

SCSIBox 2
drive bays available
Features
power brick for stubby version
Features

shut down
system software
Powering Down the Main System

shutdown
procedure
Powering Down the Main System

single disk failure
Operational Overview

single-ended non-RAID devices
SCSI Backplane Configuration
Operational Overview

spindle sync cable
Converting Existing Drives
Installing the RAID Controller and Drives

status of a particular RAID
Command Line Inquiry

status of all RAIDs
Command Line Inquiry

straight disk striping
RAID 3 Implementation

switch function
Power Supply and On/Off Switch

SYSLOG
checking in
Checking the System Log
location in IRIX tree
Hot Plugging a Disk

system circuit breaker
Powering Down the Main System

System Controller
power-on sequence
Powering On the System

System Controller key switch
Powering Down the Main System

System Maintenance menu
Powering On the System

system rack boxes
connecting terminators
RAID SCSI Box Cabling and Termination

terminated "tails" on SCSI cables
Installing a RAID Box in the System Rack

terminator plugs
on RAID boxes
RAID SCSI Box Cabling and Termination

terminators
on system rack RAID box
RAID SCSI Box Cabling and Termination

third party disks
Features

transactional speed of the RAID
RAID 5 Implementation

true state
Operational Overview

upgrade procedure
tools needed
Preparing for the Upgrade

upgrade process
RAID Hardware Upgrades

Vault mounted RAID box
service of
Power Supply and On/Off Switch

voltage indication LEDs
A Malfunctioning Disk

warning messages
in SYSLOG
Checking the System Log

writing of parity bits
RAID 5 Implementation

XOR parity concept
Operational Overview