Plantronics 510S VOYAGER User Guide - Page 6

BASIC INFORMATION 5 FITTING THE HEADSET Slide the headset over and behind your ear. Then, press gently towards your ear for a snug fit. Adjust the microphone position so that it is directed towards your mouth as illustrated. POWERING THE HEADSET ON AND OFF To turn the headset on, press and hold the power/mute button for 3 seconds until the status indicator flashes blue. To turn off, press and hold the button again for 3 seconds until the status indicator flashes red. COMPATIBILITY WITH YOUR DESK TELEPHONE It is very important that the configuration dial on the base is positioned correctly. Audio problems may be experienced if this is incorrectly set. If you cannot hear a dial tone through your headset, turn the configuration dial until you obtain it. Then: 1. Make a call with your desk telephone and, while speaking to the recipient, 2. Turn the configuration dial through the 4 positions. 3. Select the position that provides the best sound quality for both you and your recipient. 4. During this call you should also adjust the listen and speak volume as described on page 8. If you experience hissing/buzzing, or if recipient can't hear you or you can't hear them, repeat the steps above until you achieve the best sound quality for both you and the recipient. Once set, the configuration dial will not require any further adjustment.