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LED
Status
Steady red
Off
Flashing green (4
Hz)
Steady green
Slot status LED
(SLOT)
Steady red
Off
On
Active/standby
status LED
Off
(ACTIVE)
Description
A minimum of one power supply has no power output.
Possible reasons include:
•
The power supply is faulty.
•
The switch for the power supply is turned off.
•
The power cord is connected incorrectly.
•
The external power supply system is powered off.
•
No power supply is present in the gateway.
•
All the installed power supplies have no power output.
Possible reasons include:
The power supplies are faulty.
The switches for the power supplies are turned off.
The power cords are connected incorrectly.
The external power supply system is powered off.
The module in the slot is loading software.
The module in the slot has not started loading software.
The temperature of the module has reached the
high-temperature warning threshold or dropped below the
low-temperature threshold.
No module is present in the slot.
The SEM is operating in active state.
•
The SEM is operating in standby state.
•
The SEM is faulty. (You can examine also the slot
status LED for the SEM to determine whether a fault
has occurred.)
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