User Guide

Cleaning and maintaining the headset system
36 | SD Series - User Guide
Replacing the headset’s rechargeable battery
Spare rechargeable batteries are available from your Sennheiser partner.
Only use spare rechargeable batteries recommended by Sennheiser.
SD Office – HS
1 Remove the earhook or the headband (see page 11)
and open the
battery compartment.
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 the rechargeable
battery.
3 Insert the connector plug of the new rechargeable battery into the con-
nectio
n 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.
1
2 3
4