Setup for all Sennheiser Cisco EHS cables

Sennheiser has a whole bunch of EHS cables for Cisco phones, so it can get confusing. Here you will be able to see them all and see which one you may want, if any! Let's figure this out.

Sennheiser Electronic Hookswitch for Cisco 7900 Series Phones

- Connect green and pink cord into PHONE and ACC port of cube

- Connect the other end in both the Headset and Aux jack of Cisco phone

- Compat on A & Move dipswitch #1 down

Sennheiser Electronic Hookswitch for Cisco 8900 & 9900 Series Phones

- Connect green cord into PHONE port in cube

- Connect the other end in the USB port in Cisco

- Compat on A & Move dipswitch #1 down

Sennheiser Electronic Hookswitch for Cisco SPA Series Phones

- Connect green and pink cord into PHONE and ACC port of cube

- Connects into Headset port (2.5mm) of Cisco

- Compat on A & Move dipswitch #1 down

Sennheiser Electronic Hookswitch for Cisco 8941 and 8945 Phones

- Connect green and pink cord into PHONE and ACC port of cube

- Connects to the headsets jack of Cisco

- Compat on A & Move dipswitch #1 down

These settings may only work for the 7900 series EHS

A. On the phone, you can verify that the feature is enabled:

1) Settings button

2) scroll to Device Configuration

3) scroll to Media Configuration

4) Verify that the Headset Hook Switch Control setting displays Enabled.

NOTE: This setting cannot be changed by the Customer. If it is disabled and the you cannot change it, then you should contact their phone service provider or I.T. for assistance.