Voyager 510: How to Reset
How do I reset the Voyager 510 headset?
Step 1. Turn on the headset. (When on, there will be a blinking blue light in microphone boom.) Step 2. Hold down the MINUS (-) volume control and the black power button at the same time until the blue light goes out. Step 3 Wait 1 minute for the reset to power down the software and clear firmware. Step 4. Power back up as normal.