Troubleshooting - Icom IC-410PRO Basic Manual

PROBLEM
Cannot receive, but others can hear
my transmissions.
Can receive, but others cannot hear
my transmissions.
The transceiver transmits regularly,
the signal strength indicator blinks,
and beeps.
Continuous noise is heard from the
speaker.
Buttons have no effect or do not work
as expected
: Stands for Normal mode.
: Stands for Function mode.
POSSIBLE CAUSE
Squelch is set too high.
Tone squelch (quiet reception
mode) is ON. ("TSQL" is displayed)
Selcall Quiet Mode is ON.
("Q" is displayed)
Output power level is set to "Lo."
("L" is displayed)
Other stations are operating in the
Tone squelch or Selcall modes.
The ATS (Automatic Transponder
System) function is ON.
The Monitor (Open squelch)
function is ON.
Squelch level set too low.
Activity on the channel
The Keylock function is ON.
The keys may have been
reassigned.

TROUBLESHOOTING

SOLUTION
Reduce the squelch level in the Set mode. (p. 5)
Hold down [MONI] for 2 seconds several times until "TSQL"
disappears. (p. 2)
Turn OFF the Quiet mode in the Set mode. (p. 5)
Change the output power level to "HI" in the Set mode. (p. 5)
Set the correct Tone squelch setting for the user group.
Push [MONI] to turn the ATS function OFF. (p. 2)
Push [MONI] to turn the Monitor function OFF. (p. 2)
Increase the squelch level in the Set mode. (p. 5)
Check if the noise is also heard on other channels. If not,
another station may be transmitting on that channel, or you may
be receiving interference from other devices.
Hold down [DUP] for 2 seconds to unlock the keys. (p. 2)
Contact your authorized Icom dealer or transceiver administrator
for details.
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