Garmin VHF 725 Portable Radio User Manual


 
32
Maintenance
&
Troubleshooting
APPENDIX D
Troubleshooting Guide
SYMPTOM PROBABLE CAUSE REMEDY
Unit does not come ON Batteries are exhausted. Recharge batteries
No sound from speaker Squelch threshold level too Set to a lower
high. threshold point.
No channel broadcast is Move to another
being received channel.
Volume is set too low. Increase volume.
Cannot transmit or Some channels are for receive Change channel.
transmission isn’t being only.
received.
Batteries are exhausted. Replace batteries.
Some channels are for low Change channels.
power only.
Output power too low. Press H/L key for
high power.
The displayed channel cannot The LOCK function is on. Press an hold the
be changed. H/L key for at
least one second.
Error tone (2 beeps) is heard Incorrect key selection and Select correct key.
when a key is pressed and no the programming is limiting
unit functoinis performed. key function.