6. Troubleshooting
This chapter explains how to troubleshoot when errors occur.
If something unusual occurs during operation, refer to "
Check List" (page 59) to check the ETERNUS AF status,
and contact your maintenance engineer according to "Required Information for Inquiries" (page 66).
• When the ETERNUS AF is turned off
• When the ETERNUS AF refuses to turn on
• When the READY LED is not on
• When the FAULT LED is on
• When the FAULT LED blinks
• When the DRIVE FAULT LED is on
• When the ETERNUS AF cannot be connected via a network service
• License keys cannot be registered
• When I/O access is slow
• When the server does not recognize the volumes
• When a server HBA fails and needs to be replaced
Check List
■
When the ETERNUS AF
Is Turned Off
Check the points that are shown below. If the problem cannot be resolved, leave the ETERNUS AF alone and
contact your maintenance engineer.
• Is the ETERNUS AF's power cord disconnected?
• Is PSU switch of the power supply unit turned to OFF (¡)?
• Has the server been turned off?
When power is controlled using a power synchronized unit, the power of the ETERNUS AF will turn off when the
server is turned off.
• Is the main line switch of the power distribution unit turned OFF (¡)?
• Is there a power failure?
• Has there been a recent main power failure?
If the Power Resume function is enabled, the ETERNUS AF turns on automatically after the power is restored.
■
When the ETERNUS AF Refuses to Turn On
Check the points that are shown below. If the problem cannot be resolved, leave the ETERNUS AF alone and
contact your maintenance engineer.
• Is the ETERNUS AF's power cord disconnected?
• Is PSU switch of the power supply unit turned to OFF (¡)?
• Is the main line switch of the power distribution unit turned OFF (¡)?
• Is there a power failure?
• Is the mini SAS HD cable between enclosures disconnected?
■
When the READY LED Is Not On
If the following time have passed since the power of the ETERNUS AF was turned on and the READY LED is still
not on, contact your maintenance engineer.
59 Operation Guide (Basic)
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