Uniden DECT3380-3R User Manual page 7

Make sure you have a strong signal from the base (at least 3 bars
Placing a MULTIRANGE charger
in the handset display).

Put the charger at least 35 feet away from the base or any other
MULTIRANGE charger. (If you put the charger on a different floor

from the base, don't forget to allow 35 feet vertically, also.)
The best spot for the MULTIRANGE
Picking the best spot
charger is as far from
the base as possible
while still maintaining
a good signal, or near
the edge of the base's
coverage area. To find
the edge of the
coverage area:
1. Stand near the
base and make
a call on the
handset.
2. While on the call, carry the handset away from the base towards
the general area where you want to put the charger.
3. Watch the signal strength icon on the handset. Make a note where
the icon drops from 4 bars to 3 bars.
4. Continue walking away from the base. Make a note where the
signal strength icon drops from 3 bars to 2 or if you start to hear
noise on the line (which indicates the signal is getting weaker).
5. Place the charger anywhere inside the range where the signal
strength icon showed 3 bars and the handset had a clear signal
with no noise.
Connect the charger's AC adapter and make sure the
Testing the location
on steadily. If the light flashes, the MULTIRANGE charger is not getting
a good signal from the base. The charger may be too far away from
light comes
Link
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