(DISCONTINUED)
The three lights on the S12 base are from L to R are:
Headset indicator light - if it’s on, the headset is on
Power indicator light - if it’s on, the S12 has power
Mute indicator light - if it’s on, the user is muted
Buttons and dials:
On the front of the S12 base
- The button on the left is the headset button - use this to access the call in the headset
- The dial in the center is the incoming volume control
- The button on the right is the mute button - use this to mute the user
On the left of the S12 base
- This is the Compatibility Dial (1 or 4 are usually the best settings)
Here is a loose guide to compat:
1- most phones
2- Definity phones
3- Merlin Phones
4- GE 2-9450 phones/Cisco 7900
5- Siemens phones
6- NW Bell phones
On the right side of the S12 base
- The dial will fine-tune the outgoing volume
- The two dots are the master outgoing volume selectors - the small one is quieter, the large one is louder