Panasonic KX-TGD310BX Operating Instructions Manual page 17

R Power backup mode will not work if the
battery level of the power supplying
handset is / .
R Do not lift the power supplying handset
from the base unit during power backup
mode.
Panasonic Ni-MH battery
performance (supplied batteries)
during power backup mode
When the batteries are fully charged,
operating time of the handset in power backup
mode varies depending on usage.
– Continuous use of the handset in power
backup mode: 2 hours max.
– Continuous use of the handset other than a
handset in power backup mode: 3 hours
max.
– Not in use in power backup mode: 3 hours
max.
Making calls during a power
failure
n When only 1 handset is registered:
1
Lift the handset and dial the phone
number.
2
Within 1 minute, place the handset on
the base unit.
R Wait until speakerphone is turned
on automatically and the call is
made.
3
When the other party answers the call,
keep the handset on the base unit and
talk using the speakerphone.
4
When you finish talking, press M
n When 2 or more handsets are registered:
You should leave one handset on the base
unit for supplying power, and use another
handset for making calls.
Note:
R The range of the base unit is limited during
a power failure. Please use the handset
close to the base unit.
Making/Answering Calls
N.
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