iv Contents
Static Precautions.......................................................................................................... 2-5
Installing the Rails........................................................................................................ 2-6
Installing the DAU into the System Rack..................................................................... 2-9
Connecting Disk Array Unit ............................................................................................ 2-10
Host Connection ......................................................................................................... 2-10
Disk Enclosure Connection......................................................................................... 2-10
Connecting the Ethernet Cable ................................................................................... 2-11
Connection Notes........................................................................................................ 2-12
Setting DAU and Disk Enclosure Switches................................................................ 2-12
Connecting the Power Cords............................................................................................ 2-13
Connecting the DAU to Uninterruptible Power Supplies................................................ 2-15
Cable Dressing............................................................................................................ 2-16
Powering On/Off.............................................................................................................. 2-16
Turning On AC Power................................................................................................ 2-16
Turning Off AC power ............................................................................................... 2-17
Scheduled Stop Procedure................................................................................................2-18
3. Adding and Removing Components
General Information........................................................................................................... 3-2
Static Precautions............................................................................................................... 3-2
Preparing Your DAU for Upgrade..................................................................................... 3-3
Accessing the DAU............................................................................................................ 3-3
Hard Disk Drives ...............................................................................................................3-4
Installing or Swapping a Hard Disk Drive Modules in a Hot-swap Bay...................... 3-4
Installing or Swapping a Hard Disk Drive.................................................................... 3-5
Replacing a Controller Module.......................................................................................... 3-7
Replacement Procedure ................................................................................................ 3-7
Replacing a SVP Service Processor................................................................................. 3-11
Replacement Procedure .............................................................................................. 3-11
Replacing the Power Supply............................................................................................ 3-14
Replacement Procedure .............................................................................................. 3-14
Replacing the Battery Backup Unit.................................................................................. 3-20
Replacement Procedure .............................................................................................. 3-20
4. Maintenance and Troubleshooting
Introduction........................................................................................................................ 4-2
Static Precautions............................................................................................................... 4-2
Routine Maintenance ......................................................................................................... 4-2
Cleaning............................................................................................................................. 4-2
Initial DAU Startup Problems............................................................................................ 4-3
Troubleshooting.................................................................................................................4-4
LED Indicators................................................................................................................... 4-5
SERVICE LED: On / FLT LED: Off................................................................................. 4-5
Troubleshooting Flowcharts .............................................................................................. 4-6
Media Errors on a Rebuilt Disk ......................................................................................... 4-8
Temporary Degrade and Rebuild (Phoenix Feature) ......................................................... 4-8
A. Controller DIP Switch Settings
Controller DIP Switch Settings......................................................................................... A-2
To Next Page
Loading...
