Tandberg Data DPS Expansion Module Disk Pack Spezifikationen PDF herunterladen (Seite 41)

Troubleshooting

The following sections describe issues you might encounter while operating DPS Expansion

Module and provide suggestions for resolving the issues.

Faulty cords

• Verify that you have wired the subsystem correctly.

• If cords are missing or damaged or if plugs are incorrect, contact Support for a

replacement.

Alarm sounds when DPS Expansion Module powered on

See Audible alarms on page 58.

Green “Controller OK” LED on RAID controller not illuminated

• Verify that the SAS cables are properly connected.

• Remove and reinsert the suspect RAID controller.

• If you are still unable to capture and examine the boot process to determine the cause,

contact Technical Support.

DPS1000 Series does not recognize DPS Expansion Module

• Verify that the interface cables from DPS Expansion Module to DPS1000 Series are fitted

correctly. Change the cable with a known good cable.

• Verify that all drive carrier modules have been correctly installed and that the LEDs on

all installed drive carrier modules are illuminated green. Note that the drive LEDs will

not be lit during drive spinup.

• Verify that there is activity on the SAS connector Activity LED and the Controller OK

LED on the RAID controller.

• Verify that the RAID controller module is set up correctly and all external links and

cables are securely fitted. Also, check that the maximum cable length has not been

exceeded.

• Verify that the RAID controller module is properly set up at the software interface.

Note

For details on how to remove and replace a plugin module, contact Technical Support.

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Tandberg Data DPS Expansion Module Disk Pack Spezifikationen Seite 41