Sennheiser DW Pro1/Pro2 User Manual

Page of 44
33
Cleaning and maintaining the headset system
Replacing the headset’s rechargeable battery
You can replace the rechargeable battery. Spare rechargeable batteries are 
available from your Sennheiser partner. Only use spare rechargeable 
batteries recommended by Sennheiser Communications. 
Damage to the product due to improper handling
The cable connections can be damaged when subjected to 
mechanical stress. 
Open the battery compartment cover 
 and carefully 
loosen the connector plug of the rechargeable battery.
Pro1 headset
Open the battery compartment cover 
 using your finger nail.
Remove the rechargeable battery and carefully loosen the connector 
plug of the battery cable.
Insert the connector plug of the new rechargeable battery into the 
connection socket. Observe correct orientation of the connector plug.
Replace the battery compartment cover 
 onto the headset.
The battery compartment cover 
 locks into place.
8
8
 
CAUTION