Cleaning and maintaining the headset system
35 | D 10 series
Replacing the headset’s rechargeable battery
Spare rechargeable batteries are available from your Sennheiser partner.
Only use spare rechargeable batteries recommended by Sennheiser.
1 Remove the ear hook or the headband (see page 14) and open the
battery com
partment.
2 Carefully move the battery compartment cover in the direction of the
a
rrow until you overcome a slight resistance. Remove the rechargeable
battery and carefully loosen the connector plug of it.
3 Insert the connector plug of the new recharg
eable battery into the
connection socket. Observe correct orientation of the connector plug.
4 Close the battery compartment.
CAUTION
Damage to the product due to improper handling
The cables can be kinked or damaged if you open the battery compartment
too jerkily.
̈ Carefully open the battery compartment and loosen th
e connector plug
of the rechargeable battery.
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2 3
4