Hitachi 3080 G2 Hardware Reference Manual page 41

Table 5-4 Server status LED (amber)
LEDs Meaning
Amber Critical failure and the server is not operational.
Slow flash (once System shutdown has failed. Flashes once every three seconds.
every three
seconds)
Medium flash The server needs attention, and a non-critical failure has been detected, for
(once every .8 example, a fan or power supply has failed.
seconds)
Off Normal operation.
LEDs Meaning
If this LED is on immediately after installing a new battery pack, it indicates that
Red
an initial battery charging and conditioning cycle is in progress. The initial
battery conditioning takes approximately 24 hours, and the LED will turn off
after the cycle is complete.
If this LED is on during normal operation (not after installing a new battery
pack), either the battery has exceeded its two year life or a problem has been
detected. Check the battery status before determining any service operation.
Normal operation.
Off
LEDs Meaning
Fan has failed, fan speed is out of acceptable range, or fan speed is not being
Red
reported. (This LED will be on if the corresponding fan has been removed.)
When on, this LED indicates a failure and that the fan is not operating correctly.
Replace the fan as soon as possible.
Normal operation.
Off
Table 5-7 Hard disk activity and status LEDs
LEDs Meaning
If this LED is on and blue, the disk is operating normally and no problems have
Blue
been detected. If the LED is flashing blue, it indicates disk activity. If the LED is
on, but not flashing, there is currently no disk activity.
If this LED is on immediately after installing a new hard disk, it indicates that
Red
the RAID configuration for the server is being rebuilt. The LED will turn off after
the RAID configuration is restored. The amount of time it takes for the RAID
configuration to be rebuilt after a new disk drive is installed depends on the
amount of user and system configuration data stored.
Hitachi NAS Platform server components
Hitachi NAS Platform 3080/3090 G2 Hardware Reference Guide
Table 5-5 Battery pack status LED
Table 5-6 Fan status LEDs
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