There is a stability indicator (green) and an incident light indicator (red). There are four operation patterns depending on the amount of incident light.
Stability Indicator
The stability indicator shows the excess gain for temperature, voltage, dust, or other changes in the environment after installation.
Incident Light Indicator
The incident light indicator shows the amount of light entering the receiver.


Stability Indicator
The stability indicator shows the excess gain for temperature, voltage, dust, or other changes in the environment after installation.
Incident Light Indicator
The incident light indicator shows the amount of light entering the receiver.


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