Panasonic KX-UT670 Operating Instructions Manual page 121

•
When in cleaning mode, the message/ringer
lamp flashes green.
•
If you receive a call, cleaning mode will be
canceled and you can answer the call.
Exiting Cleaning Mode
You can exit cleaning mode by lifting the handset off its
cradle.
Note
•
If a USB keyboard is connected, you can also
exit cleaning mode by pressing an
alphanumeric or symbol key on the keyboard.
Document Version 2011-09
Miscellaneous Information
Operating Instructions 121