Panasonic KX-TG2720S User Manual

The handset you tried to make a call has not been
registered to the base unit. Register it (p. 23, 74).

• 8 handsets have already been registered to the

base unit. To cancel another handset
registration, see page 73. 

• This base unit has the memory of the handset

currently registered to another base unit. Erase
the handset memory from the base unit. 
For KX-TG2720S base unit: 
(1) Press

(PROGRAM)

, (2) Press

(MUTE)

, 

(3) Enter “335#” and (4) Enter that handset
number (1 to 8).

Error!!

8 handsets have
already been
registered.

The unit does not work.

“No link to base.
Walk closer to 

base and try 

again.

” is displayed and

an alarm tone sounds.

•Check the settings (p. 11–14).

•Check whether the dialing mode setting is

correct (p. 18).

•Charge the battery fully (p. 14).

•Clean the charge contacts and charge again

(p. 15).

•Install the battery properly (p. 14).

•Unplug the AC adaptor to reset. Plug in, and

try again.

•The handset has not been registered to the

base unit. Register the handset (p. 23, 74).

•Re-install the battery (p. 72) and charge it

fully.

•You are too far from the base unit. 

Walk closer to the base unit and try again.

•Plug in the AC adaptor.

•Raise the base unit antennas.

Invalid.
Please register
to the base unit