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The 8900 Platform
Behavior
Solid
Blinking
Intermittent
Status LED
When the unit is in a standard operating state, the Status LED behaves in a defined manner.
State
off/none
green solid
yellow solid
yellow blinking
Power supply LEDs
The power supply LEDs indicate the operating state of the power supplies.
Power 1 state
green solid
yellow solid
off/none
LED alert conditions
When there is an alert condition on the unit, the Alarm LED behaves in a specific manner.
Note: The Alarm LED might continue to display until alerts are cleared using the LCD panel.
Action
System situation
Emergency
14
Description
LED is lit and does not blink.
LED turns on and off at a regular frequency.
LED turns on and off with an irregular frequency and
might sometimes appear solid.
Description
System is halted and powered down.
System is running in normal mode. Also indicates that
the system is in an Active state of a device group.
System is running in an impaired mode. The condition
is not considered to be significant enough to be
considered an alarm condition. Also indicates that the
system is the Standby member of a device group.
The system is not under host computer control. This
might be due to the host being halted or due to a software
or hardware problem that interferes with the host's
control of the LED.
Power 2 state
green solid
yellow solid
off/none
Description
Alarm LED behavior
Red blinking
Description
Power supply is present and
operating properly.
Power supply is present, but not
operating properly. Also indicates
when the system in is power
standby mode.
No power supply present.
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