Philips Colgate ExpertClean 7500 SonicPro 70 Manual De Instrucciones página 23

To deplete the rechargeable battery of any charge, remove the handle
1
from the charger, turn on the toothbrush and let it run until it stops.
Repeat this step until you can no longer turn on the toothbrush.
2 Remove and discard the brush head. Cover the entire handle with a
towel or cloth.
3 Hold the top of the handle with one hand and strike the handle
housing 0.5 inch above the bottom end. Strike firmly with a hammer on
all 4 sides to eject the end cap.
1
2
Note: You may have to hit on the end several times to break the
internal snap connections.
4 Remove the end cap from the toothbrush handle. If the end cap does
not release easily from the housing, repeat step 3 until the end cap is
released.
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