Panasonic KX-TGM420 Operating Instructions Manual page 45

Item Meaning
Tone control level
–
(Tone 1-6 or Custom tone)
Speakerphone is on. (page 69)
Ringer volume is off. (page 71, 124)
Silent mode is on. (page 124)
Call sharing mode is off. (page 77)
Alarm is on. (page 121)
Handset number
Battery level
45 | P a g e