Panasonic KX-TGP500B04 - Circuit Operation (Charger Unit)

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KX-TGP500B04/KX-TPA50B04
4.11. Circuit Operation (Charger Unit)
The voltage from the AC adaptor is supplied to the charge circuits. Main charge (220~280 mA at the Battery) of maximum 6-
hours is started soon after the handset is placed on the charger unit. Then it changes to Trickle charge to prevent from
overcharging.
Charging form
The route for this is as follows: DC+pin of J1(+) → F1 → R1 → CHARGE+pad → Handset → CHARGE-pad → DC-pin of J1(-).