Circuit Operation (Charger Unit) - Panasonic KX-TG7731S Service Manual

KX-TG7731S/KX-TG7732S/KX-TG7733S/KX-TGA470S

4.10. Circuit Operation (Charger Unit)

Charge control is executed at handset side so that the operation when using charger is also controlled by handset.
Refer to Circuit Operation (Handset) (P.22)
AC Adaptor
The route for this is as follows: DC+pin of J1(+) → F1 → R1 → CHARGE+pad → Handset → CHARGE-pad → DC-pin of J1(-).
F1
R1
J1
R2 D1
24
TP1
TP2