Before Requesting Help (Troubleshooting) - Panasonic KX-TCD410RUM Service Manual

7.2.

Before Requesting Help (Troubleshooting)

Turn the power OFF then ON (Handset) / Disconnect then connect the AC adaptor (Base Unit).
Cross Reference:
Power On/Off
Call BAR On/Off (Call Prohibition On/Off)
Key Lock
Call Restriction
KX-TCD410RU M / KX-TCD410R US / KX-TCD412R UM / KX-TCD412R US / KX-A141RU M / KX-A141RU S / KX-A142RU M / KX-A142RUS