Plantronics MDA220 USB User Guide - Page 15

Troubleshooting Desk phone Softphone I can't hear a dial tone in the headset. I hear static. The sound is distorted. I hear echo in the headset. People I talk to can hear a buzz in the background. The handset lifter is installed but does not lift the handset. Adjust the configuration with on the switcher until a dial tone is heard. Fine tune the listening volume with the headset volume button. If the volume is still too low, adjust the listening volume dial on the switcher. Make sure the lifter is lifting the handset high enough too operate the hookswitch; set to a higher setting if necessary. If you are using a wireless headset, ensure your headset is subscribed to the USB adapter. See subscription instructions that came with your wireless headset. Make sure your headset is charged. Press the call button on your headset. If you are using a wireless headset, ensure there is at least 12 inches between the switcher and your computer, and 6 inches between the switcher and your desk phone If adjusting the distance doesn't help, your headset is going out of range, move closer to the switcher Lower the speaking volume dial and/or listening volume dial on the switcher. For most telephone the correct setting is position 3. If your desk phone has a volume control, lower until the distortion disappears, If the distortion is still present, adjust the headset volume control to lower the headset speaker volume. If the distortion persists lower the listening volume dial on the switcher. If you are using a wireless headset, ensure there is at least 12 inches between the switcher and your computer, and 6 inches between the switcher and your desk phone. Lower the listening volume and the speaking volume dials on the switcher. For most telephone, the correct setting is position 3. If the audio level is too low in this position, adjust the headset volume control to increase the headset speaker volume. If your speaking volume is too low for your listener in this position, adjust the position of the headset to make sure the microphone is as close as possible to your mouth. Adjust the Configuration Switch. The most commonly used position is "A", which is the default position. If you are using a wireless headset, move the switcher further away from your phone. If the power supply (HL10 lifter only) is plugged into a power strip, plug it into the wall directly. Be sure the headset lifter power cord is firmly pushed into the handset lifter jack on the switcher. When I dial from my softphone application, nothing happens. Ensure that the headset is the default sound device. The control panel will launch the sound devices control panel by going to Control Panels > Sound 15