NEC SL2100 Hardware Manual page 120

ISSUE 4.0
Removing the Auxiliary Connector Rubber Cover
The Wireless Headset Adapter plugs into the Auxiliary Connector on the bottom of your telephone.
When your telephone comes from the factory, the Auxiliary Connector is protected by a rubber cover.
You must remove this cover before installing the adapter.
To remove the Auxiliary Connector Rubber Cover:
1. Turn your telephone over and place it on a smooth, soft surface.
2. Remove a rubber cover.
Installing the Headset Adapter
To install the Headset Adapter:
1. Turn your telephone over and place it on a smooth, soft surface.
2. Line up the connector in the Headset Adapter with the Auxiliary Connector on the telephone.
3. Carefully snap the Wireless Headset Adapter into the telephone base.
Connecting to the Headset System Base
To connect your telephone to the Headset System Base:
INSTALLING THE MULTILINE TELEPHONES AND OPTIONAL TERMINALS
Rubber cover
Wireless Headset
Adapter
SL2100
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