GN Netcom GN 4150 - Manual (Page 5)

Connecting the System
1. Connect all Cords.
1. Headset Cord
2. Telephone Cord
3. Handset Cord with Handset Cord Extension
4. PC Audio Cable
Plug the Telephone Cord into the vacated handset cord port on the
telephone. The location of this port is different for each phone and
is often on the underside of the phone.
Some phones must be programmed for headset use; refer to the
instructions that came with the phone.
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