Plantronics MX10 User Guide - Page 13

Switcher.biling.ii-25 11/4/98 7:58 PM Page 18 Maintenance Hints MAINTENANCE AND TROUBLESHOOTING Trouble Shooting Guide PROBLEM ITEMS TO CHECK I DO NOT HEAR A DIAL TONE WHEN I TRY TO MAKE OR RECEIVE A PHONE CALL. If you are using an AC Power Supply, confirm that it is plugged in and the power outlet is turned on. If you are using batteries, confirm that they are good and placed in the battery compartment correctly. Confirm that the Headset/Handset Selector Switch is switched to Headset ( ). Confirm that you have lifted the telephone handset out of the cradle. Confirm that the telephone handset cable and the short curly cord to the telephone are connected in the correct jacks (see Part 1 of this guide). Confirm that the Telephone/Amplifier Compatibility Switch is in the correct setting for your phone (see "Set the Telephone/Amplifier Compatibility Switch" on page 4). You may want to try moving the switch through all of the positions until you hear a clear dial tone. Experimenting with various switch settings will not harm the amplifier or your phone. 18 english MAINTENANCE AND TROUBLESHOOTING Maintenance Hints Trouble Shooting Guide PROBLEM ITEMS TO CHECK MY CALLERS SAY THAT THEY CAN'T HEAR ME AT ALL OR THEY CAN'T HEAR ME VERY WELL. Make sure the microphone of your headset is positioned in front or near your mouth. If you are using a "noise-cancelling" headset, the position of the microphone is very important. You may need to adjust the "Outgoing Volume". See "Adjusting Outgoing Volume" on page 11. Confirm that the Telephone/Amplifier Compatibility Switch is in the correct setting for your phone (see "Set the Telephone/Amplifier Compatibility Switch" on page 4). You may want to try moving the switch through all of the positions until your caller hears you clearly. Experimenting with various switch settings will not harm the amplifier or your telephone. I GET A LOW PITCH HUM IN MY HEADSET SPEAKER AND/OR MY CALLERS COMPLAIN THEY CAN HEAR HUM. Change the Telephone/Amplifier Compatibility Switch between position 5 and 6 to see if the hum goes away in either position. Use the position with no hum. Ensure the Audio Device Cable is routed away from your monitor or other electrical device. english 19