Did you try placing the handset back into its’ base and then check if it starts to register? The ''In use light'' on the base station will being to flash
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Try to reset the system by removing the AC power from the base and disconnecting the battery in the handset.
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After about 1 minute reconnect the AC power to the base and reconnect the battery in the handset, place the handset in the base and allow a couple of minutes for registration.
Hi,
Is the base station powered on?
Did you try placing the handset back into its’ base and then check if it starts to register? The ''In use light'' on the base station will being to flash