NT_ANEP_P3GU_07-12-2018
NT_ANEP_P4GU_VoLTE_EN_12-05-2022
36 / 48
(8) BATTERY STATUS READING
CODE
91
See programming tables by
PHONE
or
SMS
If the battery charge level control is activated, you can interrogate the
P4GU VoLTE device for battery status.
This procedure allows you to check the battery status through your
telephone, or by return text.
The gateway sends a number of short tones corresponding to the number
guaranteed operating hours in standby mode:
Tones
Standby hours
No dial tone
Battery missing or damaged
1 Tone
1 hour
2 Tone
2 hour
3 Tone
until 7 a.m.
4 Tone
more than 7 hours