NEC SL1100 - Figure 2-134 Headset Socket (2-Wire Multiline Telephone); Figure 2-135 Headset Socket (IP Multiline Telephone)

5.9.1.3 Connecting to the Headset System Base
To connect your telephone to the Headset System Base:
1. Plug the cord into the telephone's headset socket and the socket on the Headset System base.
Insert the Headset Adapter plug into the lifter jack on the Headset System base.
Please see the Plantronics User Guide for connecting between the Terminal and Device.
Headset socket
< Bottom view>
Figure 2-134 Headset Socket (2-wire Multiline Telephone)
PC(X) LAN(=)
LAN(=)
Headset socket
< Bottom view>
Figure 2-135 Headset Socket (IP Multiline Telephone)
SL1100 ISSUE 6.0
2-94 Installation