Rear Panel Led State Descriptions - Hitachi NAS Platform 4000 Series Hardware Reference Manual

Once connected, each GE port has two indicator LEDs; one green and one amber. These
LEDs provide link status and network activity status information as follows:
Status/Activity (Per Port)
Status
Activity

Rear panel LED state descriptions

The NVRAM, power, and server status LEDs indicate whether the server is powered, its
operational state, and whether the NVRAM is currently being protected by battery
backup power. The way an LED flashes provides further information about what is
currently occurring.
NVRAM Status LED (Green/Amber)
State
Green
(solid)
Green
(flashing)
Amber
(solid)
Off
State
Green
Slow Flash
Hitachi NAS Platform and Hitachi Unified Storage Series 4000 Hardware Reference
Green
(On, not
flashing)
Green Flashing
Green Off
Amber Flashing
Amber Off
Table 11 NVRAM status LED (green/amber)
Normal operation
NVRAM contents are protected by battery power
Battery pack is faulty or not fitted
Disabled or NVRAM battery power exhausted
Table 12 Power Status LED (Green)
Normal operation with a single Hitachi NAS Platform or an active Hitachi
NAS Platform in a clustered operation.
The system has been shut down. Flashes once every three seconds.
Chapter 4: Hitachi NAS Platform server components
Rear panel LED state descriptions
Meaning
1 Gbps link present
1 Gbps link standby in a redundant configuration
No link
Network activity
No network activity
Meaning
Meaning
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