Panasonic KX-TC1220NZW - Manual (Page 3)

For Best Performance
3
Battery Charge
A rechargeable Nickel Cadmium (Ni-Cd)
battery powers the handset. Charge the
battery for about 10 hours before initial
use (p. 12).
•Clean the handset and the base unit charge
contacts with a soft, dry cloth once a month.
Clean more often if the unit is subject to
grease, dust or high humidity. Otherwise the
battery may not charge properly.
Base Unit Location
Calls are transmitted between the base unit and the handset using
wireless radio waves. For maximum distance and noise-free
operation, the recommended base unit location is:
Extend the
antenna fully.
Away from electrical appliances
such as a TV, personal computer,
cellular phone, charging units or
another cordless phone. In a high and central location,
preferably where there are no
obstructions.