VTech MI6821 User Manual page 53

In Case Of Difficulty
Common Cure For Electronic Equipment
If the unit does not seem to be responding
normally, then try to put the handset in its
charger. If it does not seem to respond,
follow these steps in order:
1. Disconnect the power to the base.
2. Disconnect the handset battery.
3. Wait a few minutes.
4. Connect power to the base.
5. Reinstall the battery.
6. Wait for the handset to re-establish its link with the base. To be safe, allow up to one
minute for this to take place.
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