User`s guide

Contents
Maintaining Your RAID Subsystem.............................................................. 5-32
Viewing and Updating Your Configuration Information......................... 5-33
Printing Your Configuration Information ............................................... 5-36
Checking Drive Information ..................................................................5-38
Checking Logical RAID Drive Consistency (Parity Check) ...................5-40
Adding a Hot Spare Drive after Initial Configuration............................. 5-42
Failing a Drive.......................................................................................5-43
Manual Rebuild of a Drive (Reconstruction).......................................... 5-45
Viewing the Bad Blocks on a Drive .......................................................5-47
Making a Drive Optimal ........................................................................ 5-48
Restoring the Subsystem Configuration from a Diskette......................... 5-49
Formatting the Drive.............................................................................. 5-50
Updating the BIOS................................................................................. 5-51
Updating the Firmware .......................................................................... 5-52
Updating the Firmware on an AXP System............................................5-53
Chapter 6. Troubleshooting and Service Information 6-1
Introduction..................................................................................................6-1
Overview of Subsystem Indicators................................................................ 6-1
Storage Pedestal Status Indicators (SBBs).............................................. 6-1
Pedestal Status....................................................................................... 6-2
Power Supply LEDs............................................................................... 6-2
Drive SBB Status LEDs.........................................................................6-6
Troubleshooting Your Subsystem .................................................................6-9
Before You Begin Troubleshooting........................................................6-9
Troubleshooting Techniques ..................................................................6-10
Understanding Messages and Error Recovery.........................................6-17
Removal and Replacement ...........................................................................6-25
Replacing a Drive SBB..........................................................................6-25
Replacing a Power Supply SBB ............................................................. 6-28
Replacing a Primary Pedestal (Nonredundant) Power Supply.......... 6-29
Replacing a Redundant Power Supply............................................. 6-30
Replacing a Blower................................................................................6-31
Replacing the SWXCR Controller..........................................................6-34
Replacing the Controller (and Swapping the EEPROM).................. 6-35
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