EN 1. Turn on both devices. 2. Place the headset in pairing mode by simultaneously pressing and holding the Call Control Button and the Listen Volume Adjust Button marked + (volume up). Release the buttons when the Status Indicator begins to flash red then blue.BLUETOOTH PAIRING BLUETOOTH 67BLUETOOTH PAIRING BLUETOOTH EN Before using your headset for the first time, you must pair it with another Bluetooth device, such as a mobile phone. Follow the steps beginning on the next page for most devices. You can also refer to your phone user guide or visit www.plantronics.com.EN Use your phone’s menu to search for Bluetooth audio devices and select “PLT 510” when it appears on the display. Note: In some circumstances the pairing process can take up to 2 minutes to complete.EN When then phone display asks for a passkey, enter: 0000. The Status Indicator flashes blue, once the headset is successfully paired. If pairing fails, try again following the steps beginning on page 6.If the headset stops responding to button presses, you must reset the headset. To reset the headset, long press (3 seconds) the MUTE and VOLUME DOWN buttons simultaneously.