What to do if my jotron Tron TR20 GMDSS TR20 GMDSS is not responding to a signal?
If your Jotron Radio TR20 GMDSS isn't responding to a signal, it might be due to squelch muting. Try adjusting the squelch to 0. If the problem persists, there may be a failure in the receiver, and an authorised agent must service the unit.
Why is my Jotron Radio TX indicator on, but communication is impossible?
If the TX indicator is on during transmitting on your Jotron Radio, but communication is impossible, you may be using the wrong channel number. Ensure you are using the same channel number as the partner station.
How to fix 'E1' indication on my jotron Tron TR20 GMDSS display?
If 'E1' is indicated on the display of your Jotron Radio, it means the frequency synthesizer is out of lock. First, try resetting the radio by switching the power off and on again. If the problem persists, there may be a failure in the frequency synthesizer, and an authorised agent must service the unit.
What does 'E2' on my jotron Tron TR20 GMDSS Radio display mean?
If 'E2' is indicated on the display of your Jotron Radio, it signifies a failure in the transmitter. An authorised agent must service the unit.
Why is the battery indicator on my Jotron Radio showing only 30% after a full recharge?
If the battery indicator on your Jotron Radio shows only 30% after a full recharge, the battery indicator might be set to Lithium when a NiMH battery is in use. Change the setting to the correct battery type.
What to do if TX indicator is not responding during transmitting on jotron Tron TR20 GMDSS?
If the TX indicator is not responding during transmitting on your Jotron Radio, DW or TW may be enabled. Switch DW/TW off.
How to fix jotron Tron TR20 GMDSS when there is no indication on display?
If there is no indication on the display of your Jotron Radio, the battery is likely discharged. Charge or change the battery package.
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