NEC SL1100 Hardware Manual page 119

ISSUE 5.0
• Installation of the WHA must be done by your NEC dealer.
• Disconnect the telephone line cord from its wall jack.
• Plug the cord from the cordless headset base unit into the SL1100 headset socket.
• Plug the AC Adapter cord into the cordless headset base unit.
• Refer to the cordless headset user guide and adjust the audio controls on the cordless headset
base unit to match the SL1100 Telephone.
5.9.1.1 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.
5.9.1.2 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.
Hardware Manual
Rubber cover
SL1100
2-81