When using the KX-T7700 series, keep the following conditions in mind.
If there is any problem, unplug the extension line and connect a known working phone. If
the known working phone operates properly, have the defective phone repaired by a
specified Panasonic Factory Service Centre. If the known working phone does not
operate properly, check the PBX System and the internal extension wiring.
Keep the unit away from heating appliances and electrical noise generating devices such
as fluorescent lamps and motors.
The unit should be kept free of dust, moisture and vibration, and should not be exposed to
Do not use benzine, thinner, or any abrasive powder to clean the cabinet. Wipe it with a
Do not disassemble this product. Dangerous electrical shock could result. The unit must
only be disassembled and repaired by qualified service technicians.
When a failure occurs which exposes any internal parts, disconnect the telephone line
cord immediately and return the unit to a service centre.
TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS PRODUCT TO RAIN
OR ANY TYPE OF MOISTURE.
THIS HANDSET EARPIECE IS MAGNETISED AND MAY RETAIN SMALL FERROUS
Under power failure conditions, this telephone may not operate. Please ensure that a
separate telephone, not dependent on local power, is available for emergency use in
This equipment shall not be set to make automatic calls to telecom 111 Emergency service.*
This device is equipped with pulse dialling while the telecom standard is DTMF tone
dialling. There is no guarantee that the Telecom Lines will always continue to support
In this manual, the suffix of each model number is omitted.
For further information, refer to the Main Unit/PBX Manuals.
* The regulation is applied in New Zealand only.
Quick Reference Guide