11
Transmitter is not working
Is the battery light on your transmitter green?
YES
– Is the red light on your external sensor on?
YES
– Is there anything in the room blocking the sensor?
YES
– Move the obstruction and retry. If the
problem is not fixed please contact
Promethean .
NO
– Is there anything covering the transmitter?
YES
– Free the transmitter
from any obstructions.
NO
– Contact Promethean .
NO
– Contact Promethean for assistance.
NO
– Have your batteries been charged overnight?
YES
– Are your batteries over 1 year old?
YES
– Try a new set of batteries. If the problem
persists contact Promethean .
NO
– When charging, verify the charger is fully
plugged into outlet. If the problem per-
sists contact Promethean .
NO
– Charge the batteries overnight.
Troubleshooting
Summary of Contents for ActivSound 75
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