18
CONTENTS
Detector does not turn on, or turns off by itself (with or without ‘bF’ indication)
1� Charge or replace the batteries�
Erratic/excessive noise
1� Move away from local sources of Electromagnetic Interference (EMI)�
2� Restart the detector and wait for Automatic Noise Cancel to complete�
3� Reduce the Sensitivity level (page 7)�
No sound – Wired headphones
1� Check that the detector is on, and start‑up has completed�
2� Check that the headphones are plugged in�
3� Check that Volume is set to an audible level�
4� Unplug the headphones and confirm that the detector speaker is audible�
5� If available, try using a different set of headphones�
No sound – ML 80 Headphones
1� Check that the headphones are turned on�
2� Check that detector Bluetooth is turned on and paired with Bluetooth headphones (i�e� the Bluetooth icon is steady on)�
3� Check that the headphones are charged�
4� Check that the detector Volume is set to an audible level�
5� Ensure the volume control on the headphones is set to an audible level�
6� Try a different set of Bluetooth headphones�
7� Try wired headphones�
ML 80 Headphones will not pair
1� Try powering off the ML 80 headphones and then re‑pair�
2� Ensure the headphones are within 1 metre (3‑feet) of the detector control unit, with no obstructions between the
headphones and detector (including your own body)�
3� Move away from sources of interference such as mobile phones�
4� If there are many other Bluetooth devices nearby, pairing may take longer� Move away from the area and try to pair again�
5� Perform a factory reset on the headphones and attempt to re‑pair to the detector�
6� Pair the detector with different Bluetooth headphones, then attempt to re‑pair ML 80 headphones to the detector�
Distortion/crackling heard in ML 80 Headphones when connected via Bluetooth.
1� Reduce the volume on the headphones until distortion is removed� Increase detector volume if required to compensate for
the reduced volume�
Troubleshooting
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