3M 2475 - Manual (Page 21)

Performance Series Adjusting the System
17
Adjusting the System
Inbound Audio Volume Level
To set the inbound audio volume level:
1. Ask an attendant to stand at a Call Station and push the incoming call button for your Station Selector.
2. Answer the call by pressing the TALK button.
3. As the attendant talks, adjust the up/down arrows on the Station Selector keypad to reach a desirable level.
VOX (Voice Operated Transmission) Sensitivity Level
! Important
The VOX adjustments are necessary only if VOX is enabled for your system.
The VOX sensitivity level determines the maximum distance from the microphone that the speaker can activate
communication.
! Important
The suggested average activation distance from the microphone to the attendant is 2 to 6
inches.
To set the VOX sensitivity level:
1. Follow the directions under the section Programming the System to put the Station Selector in programming
mode.
2. Locate the VOX Enable parameter and be sure it is set to ON.
3. Locate the VOX Sensitive parameter and press the right-arrow key to edit the value.
4. Use the up/down arrow keys to adjust sensitivity:
• The up arrow key increases the sensitivity (lengthens the distance from the microphone to the attendant).
Fifteen is most sensitive.
• The down arrow key decreases sensitivity. One is least sensitive.
5. Press the ALL CALL key to exit Programming
Outbound Talk Volume Level
To set the outbound Talk volume level:
1. Follow the directions under the section Programming the System to put the Station Selector in programming
mode
2. Locate the Talk Vol parameter and follow instructions in that section.