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Troubleshooting

The handset will not turn on

-Check the batteries are installed correctly.

-Ensure the batteries are in good condition and/or are fully charged.

Cannot change channel or volume setting

-Ensure the Channel Lock function is not active.

Reduced operating range

-Batteries may be failing, replace or recharge batteries if the indicator shows low.

-Operating in built up areas or undulating terrain? Line of sight/flat open environment provides for maximum range.

No or Weak reception

-Are both handsets set to the same channel?

-Reduce the distance between the handsets.

-Increase the receive volume.

-Activate the monitor function.

Sound is distorted

-Speak clearly towards the handset from a distance of 10cm.

-Adjust the receive volume to a comfortable level.

-Check the battery charge level.

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Doro PMR 510 manual Other, Troubleshooting