Making/Answering Calls
18
Key lock
The handset can be locked so that no calls or
settings can be made. Incoming calls can be
answered, but all other functions are disabled
while key lock is on.
To turn key lock on, press
8
for about 3
seconds.
L
&
is displayed.
L
To turn key lock off, press
&
for about 3
seconds.
Note:
L
Calls to emergency numbers cannot be
made until key lock is turned off.
Power back-up operation
When a power failure occurs, the charged
handset temporarily supplies power to the
base unit (power back-up mode). This allows
you to make and receive calls using a handset
during a power failure. The base unit will not
perform any other functions. You can program
“
Power Failure
”
and the default setting is
“
Auto
”
(page 25).
Important:
L
If a handset is not placed on the base unit
when a power failure occurs,
“
Base no
power Press
i
c
”
is displayed. After
pressing
{i
c
}
on the handset, place it on
the base unit to start power back-up mode.
L
Power back-up mode will not work if the
battery level of the power supplying
handset is
)
/
0
)
4
.
L
Do not lift the power supplying handset from
the base unit during power back-up mode.
L
Do not touch the handset’s charge contacts
during power back-up mode.
L
If the battery level is low, the unit will not
work sufficiently during power back-up
mode. In addition, in case handset battery
power runs out, we recommend connecting
a corded-type telephone (without AC
adaptor) to the same telephone line or to
the same telephone line socket using a BT
double adaptor.
L
Calls cannot be made during a power
failure until key lock is turned off (page 18).
Panasonic Ni-MH battery
performance (supplied batteries)
during power back-up mode
When the batteries are fully charged,
operating time of the handset in power back-
up mode varies depending on usage.
– Continuous use of the handset in power
back-up mode: 2 hours max.
– Continuous use of the handset other than a
handset in power back-up mode: 3 hours
max.
– Not in use in power back-up mode: 3 hours
max.
Note:
L
Actual battery performance depends on
usage and ambient environment.
Making calls during a power
failure
■
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.
L
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
{i
c
}
.
Note:
L
In step 2, if you do not place the handset on
the base unit within 1 minute, the power
back-up mode turns off. In this case, press
{i
c
}
on the handset and dial the phone
number. Then try again from step 2.
■
When 2 or more handsets are registered:
You should leave one handset on the base
unit for supplying the power, and use
another handset for making calls. For the
operation, please see “Making calls”, page
16.
TG6611_6621NZ(e).book Page 18 Monday, February 14, 2011 8:43 AM
