18
Replacing the earphones’ rechargeable batteries
왘 Slightly lift the end of the caps and slide the caps out of the
guide rails.
왘 Insert the new rechargeable batteries as shown. Observe
correct polarity when inserting the batteries.
왘 Replace the caps and slide them onto the guide rails until
it clicks audibly.
왘 Charge the earphones until the corresponding LEDs go off
(see page 8).
Danger of damage to the devices!
Rechargeable button cells from other
manufacturers may cause damage to the
earphones and will invalidate the warranty.
왘 Only use original Sennheiser rechargeable
button cells (see page 22).
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