Circuit Operation (Charger Unit); Signal Route - Panasonic KX-TCD412NZM Service Manual

Battery voltage: V(Batt) < 2.3V
The BBIC detects this level and "
"battery alarm" starts ringing.
- Power Down
Battery voltage: V(Batt) < 2.2V
The BBIC detects this level and power down.

23. CIRCUIT OPERATION (CHARGER UNIT)

23.1. Power Supply Circuit
The power supply is as shown.

24. SIGNAL ROUTE

" starts flashing and
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