Panasonic KX-TGM420 Operating Instructions Manual page 71

2
Speak into the microphone.
3 When you finish talking, press [
Note:
• While on a call, you can switch from the base unit to
the handset:
– Press [TALK] on the handset, then press [
on the base unit with the call sharing mode on
(page 117).
– If the handset is on the base unit, simply lift it.
Adjusting the ringer volume
Handset
Press [+] or [–] on the side repeatedly to select the
desired volume.
• To turn the ringer off, press [–] repeatedly.
Base unit
Press [+] or [–] repeatedly to select the desired
volume.
• To turn the ringer off, press and hold [–] until the
base unit beeps.
].
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