Galaxy Raid GHDX2-2430S-16U4D Raid Installation and Hardware Reference Manual
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CHAPTER 3 SUBSYSTEM CONNECTION
3.1 SCSI CONNECTION OVERVIEW.......................................................................3-1
3.1.1 SCSI Cables........................................................................................................... 3-1
3.1.2 SCSI Port on the Controller Rear Panel ............................................................... 3-1
3.1.3 SCSI Termination.................................................................................................. 3-2
3.2 HOST CONNECTION SAMPLE TOPOLOGIES.................................................3-2
3.2.1 Basic Configuration Rules..................................................................................... 3-2
3.2.2 Simple, Direct Connection to Single Host Computer............................................ 3-3
3.2.3 Dual Path Redundant Connection......................................................................... 3-4
3.3 DAISY CHAIN ......................................................................................................3-5
3.3.1 Daisy Chain Topology........................................................................................... 3-5
3.3.2 Daisy Chain Procedures........................................................................................ 3-7
CHAPTER 4 SUBSYSTEM OPERATION AND MONITORING
4.1 POWER ON ...........................................................................................................4-1
4.1.1 Check List.............................................................................................................. 4-1
4.1.2 Power On Procedure............................................................................................. 4-1
4.1.3 Power On Status Check......................................................................................... 4-2
4.1.4 LCD Screen ........................................................................................................... 4-3
4.2 POWER OFF PROCEDURE .................................................................................4-4
4.3 SUBSYSTEM MONITORING OVERVIEW........................................................4-5
4.4 STATUS INDICATING LEDS..............................................................................4-6
4.4.1 Brief Overview of the LEDs................................................................................... 4-6
4.4.2 LCD Keypad Panel................................................................................................ 4-7
4.4.3 Drive Tray LEDs................................................................................................... 4-8
4.4.4 Controller Module LEDs....................................................................................... 4-9
4.4.5 LAN Port LEDs ................................................................................................... 4-10
4.4.6 BBU Module LED ............................................................................................... 4-10
4.4.7 PSU LEDs ........................................................................................................... 4-12
4.4.8 Cooling Module LEDs......................................................................................... 4-12
4.5 AUDIBLE ALARM.............................................................................................4-13
4.5.1 Default Threshold Values.................................................................................... 4-14
4.5.2 Failed Devices..................................................................................................... 4-14
4.6 I2C MONITORING .............................................................................................4-15
CHAPTER 5SUBSYSTEM MAINTENANCE
5.1 OVERVIEW...........................................................................................................5-1
5.1.1 About Subsystem Maintenance.............................................................................. 5-1
5.1.2 General Notes on Component Replacement.......................................................... 5-1
5.2 REPLACING CONTROLLER MODULE COMPONENTS.................................5-2
5.2.1 Controller Module Maintenance Overview........................................................... 5-2
5.2.2 Removing the Controller Module.......................................................................... 5-3
5.2.3 Replacing the Controller Module.......................................................................... 5-4
5.3 DIMM MODULE REPLACEMENT.....................................................................5-6
5.3.1 DIMM Module Considerations.............................................................................. 5-6
5.3.2 DIMM Module Replacement ................................................................................. 5-7
5.4 REPLACING AFAULTY BBU ............................................................................5-8
5.4.1 BBU Warnings and Precautions............................................................................ 5-9
5.4.2 Replacing a BBU................................................................................................. 5-10
5.5 REPLACING AFAULTY PSU MODULE..........................................................5-11
5.5.1 PSU Module Overview........................................................................................ 5-11
5.5.2 Replacing the PSU Module ................................................................................. 5-12
5.6 COOLING MODULE MAINTENANCE ............................................................5-14
5.6.1 Cooling Module Overview................................................................................... 5-14
5.6.2 Replacing a Cooling Module............................................................................... 5-15
5.7 REPLACING AFAILED HARD DRIVE............................................................5-16
5.7.1 Hard Drive Maintenance Overview .................................................................... 5-16
