Plantronics H81N User Guide - Page 31

MAINTENANCE HINTS FOR OPTIMUM PERFORMANCE/ TROUBLE SHOOTING GUIDE Maintenance Hints for Optimum Performance • Replace voice tubes every six months • Replace earbuds every six months • Clean cable with a moist cloth once a month Trouble Shooting Guide PROBLEM ITEMS TO CHECK Callers cannot hear me For voice tube models, determine if the voice tube is clogged or positioned improperly. Plantronics recommends replacing the voice tube every 6 months. (For a temporary solution to a clogged voice tube, gently rinse warm water through the voice tube for a minute then manually swing or shake it dry. Make sure the voice tube is completely dry before reattaching.) For Noise-Canceling models, make sure the microphone is facing your mouth and positioned properly. If you have a modular adapter, verify that the transmit volume control is set properly. I cannot hear callers Verify that the Quick Disconnect™ is connected. Make sure the earbud is positioned properly. Make sure the plug prong or modular adapter is installed correctly. Turn up the volume control on the plug prong or modular adapter. Earpiece is uncomfortable Determine if the earloop is properly positioned on your ear. Try other earbuds for optimal fit. Try all possible adjustments for the receiver arm (side to side, up and down, in and out). english