Why does inbound audio cut out on my 3M Headsets?
If inbound audio cuts out while outbound audio is fine, the AEC level might be too high; try reducing the AEC level. Alternatively, the headset might be too close to loud ambient noise; try moving the headset away from these sources.
Why does inbound audio cut out on my 3M Intercom System (but outbound audio is okay)?
If inbound audio cuts out, but outbound audio is okay, it could be due to the AEC level being too high. Try reducing the AEC level. Alternatively, the headset may be too close to loud ambient noise; move the headset away from these sources.
What to do if my 3M XT-1 Headsets won't go into standby?
If the headsets do not go into standby (silence) when the vehicle leaves, and a pulse (air switch) type of vehicle detector is in use, press the Page switch to silence the menu microphone. If a loop is used, check for any large metal object near the loop in the driveway and remove it. Try resetting the loop detector by unplugging it from the AC outlet and plugging it back in. Verify that the system is not in 'Always On' order taking mode, and if it is, change the talking mode.
What to do if no lights come on when a battery is inserted into the 3M Intercom System charger?
If no lights come on when a battery is inserted into the charger, try the following: Clean the contacts on both the battery and the charger. Ensure the power transformer is plugged into the charger and a “live” outlet. Try a known good battery.
What causes louder talk volume or feedback from a single 3M Intercom System headset?
If you're experiencing louder talk volume or feedback from a single headset, it may be because the volume setting on the headset is too high. Power off and then power on the headset to reset the volume level.
Why no talk or listen from the menu sign when using the backup wired intercom on 3M Telephone?
If you cannot talk or listen from the menu sign when using the backup wired intercom, but the 3M Wireless Communication System Model XT-1 works, check the following: * Ensure the backup switch on the base station is turned ON. * Verify the backup intercom has power and is turned on, or plug in its power transformer. * Increase the volume controls on the backup intercom.
Why is the battery life so short on my 3M Telephone?
If you are experiencing short battery life with your 3M Telephone, replace the battery. Also, make sure the power transformer used for the charger is marked “Secondary Voltage 14 VAC.”
Why is the talk volume low on my 3M Headset?
If there is low talk volume on a single 3M Headset, authorized service is required to resolve the issue. However, ensure the operator is positioning the microphone correctly. Also, power off and then power on the headset to reset the volume level.
How to fix a single 3M Headset with a flashing green LED?
If a single 3M Headset has a flashing green LED, first register the headset to the base station. If the issue continues, and other headsets register correctly, the headset may need repair. If that doesn't solve the problem, try moving to a location with a clear line of sight to the base station to re-establish communications.
How to fix no communication with flashing green LED on 3M XT-1?
If all 3M Headsets show a flashing green LED and there are no communications, first ensure the base station is properly powered by checking the power transformer connection to both the wall outlet and the base station. If the LCD display doesn't turn on, verify power at the wall outlet. If the issue persists, try registering the headsets again. If problems continue after that, the base station may be defective, and you should call for authorized service.
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