Sennheiser Comfort calls Instruction Manual download pdf (Page 35)

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.

왘 Remove the earloop or the headband (see page 16).

왘 Open the battery compartment cover  using your finger nail (see first

diagram).

왘 Carefully move the battery compartment cover  in the direction of

the arrow until you overcome a slight resistance.

왘 Remove the rechargeable battery and carefully loosen the connector

plug of the battery cable.

왘 Insert the connector plug of the new rechargeable battery into the

connection socket. Observe correct orientation of the connector plug.

왘 Replace the battery compartment cover  onto the headset.

왘 Carefully lift the headset housing with your finger nail while fixing the

battery compartment cover  with your thumb.

The battery compartment cover  locks into place (see last diagram).

왘 Charge the new rechargeable battery (see “Charging the headset’s

rechargeable battery” on page 22).

CAUTION Damage to the product due to improper handling

The cable connections can be damaged when subjected to

mechanical stress.

왘 Open the battery compartment cover  and carefully

loosen the connector plug of the rechargeable battery.

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Sennheiser Comfort calls Instruction Manual Page 35