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120 Owner’s Manual 99
APPENDIX > RADIO TROUBLESHOOTING GUIDE
Radio Troubleshooting Guide
Symbol Probable Cause Remedy
Radio not transmitting Talk key may not be fully depressed Press and hold Talk key until done talking.
FRS/GMRS Radio feature may not be on. Turn radio on.
Messages not being received by others. Incorrect channel/Squelch Code setting Make sure other radios are on the same channel and Squelch Code.
Out of range or obstructions. Decrease distance between radios.
Limited talk range. Natural or man-made obstructions can decrease
range.
Decrease distance between radios or obtain a better line of sight
between radios.
You can hear others, but they cannot hear
you, or you see an incoming transmission, but
nothing is heard.
You are on the same channel, but a different
Squelch Code.
If you are using Squelch Code zero (0), you will hear all transmissions
on that channel. Use the same Squelch Code (1-38) as the other party or
use Scan to find what Squelch Code they are on.
Message garbled. Scramble option is enabled. Both radios need to have this feature set the same (Rino 110 units do not
have voice scramble).
Too many unwanted conversations being heard. Too many users on channel or Squelch Code is set
to zero.
Switch to a different channel and/or Squelch Code other than zero
(1–38).
Interference or static. Radios too far apart or too close. Obstructions in
radio line of sight.
Keep radios at least 3 feet apart. Obtain a better line of sight between
radios.
Interference from other electronics. Shut off other devices or move to a different area.
Cannot transmit location. Could be one of a few things: Your view of the
satellite is obstructed and a GPS fix is not available.
Send Location is off. 30 seconds have not elapsed
since last location transmission. GPS is set to off.
Move to a location with a clear view of the sky. Enable Send Location.
Wait 30 seconds between location transmission. Enable GPS.
None of the keys except Talk will work. Keylock is enabled. Hold Page for 5 seconds to release keylock.