Panasonic KX-TG2247S Operating Instructions Manual page 12

Displays
Base unit display
FULL
12
The clock needs adjusting (p. 26).
Your greeting or memo message was not
recorded correctly. Record it again (p. 23, 61).
The unit is in the answering system
programming mode.
The speaker volume level is set to "5".
You can select:
—9 levels (0–8) are available while using the
answering system (p. 23, 57).
—8 levels (1–8) are available while using the
intercom (p. 52).
12 messages have been recorded.
Memory is full. Erase some, or all, of the
messages (p. 60).
The recording time is set to "Greeting only"
(p. 28). (The display is blank.)
The unit is downloading from openLCR.