HP Tool Storage 354903-001 User Manual download pdf (Page 38)

38 HP MSA 500 G2 Storage System Maintenance and Service Guide

Controller LEDs

Item LED Description Status

0-2 Busy status Green = Controller is idle.

Off = Controller is operating at full capacity.

3-5 No function —

6 Host port A notification Green = Notify On Event command is

active.

Off = No Notify On Event command is

active.

7 Host port B notification Green = Notify On Event command is

active.

Off = No Notify On Event command is

active.

8 Idle heartbeat Controller is idle and functioning.

9 Active/Standby Green = Controller is active.

Off = Controller is in standby.

10 DMA activity Green = DMA transfers are active.

Off = No DMA transfers are active.

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HP Tool Storage 354903-001 User Manual Page 38