Rear Panel Connection - Icom IC-410PRO Advanced Manual

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1
ACCESSORIES AND INSTALLATION

Rear panel connection

Antenna
WARNING! NEVER remove
R
the fuse holder from the DC
power cable.
Red
12 V
Battery
Mounting the transceiver
q ANTENNA CONNECTOR
Connects an antenna cable.
w EXTERNAL SPEAKER JACK
C onnect a 4–8 Ω external speaker.
q
Black
NOTE: Use the terminals as shown
below for the cable connections.
Crimp
Flat washer
Felt*
Spring washer
When using
self-tapping screws
Optional speaker
w
t
r
r OPTIONAL CABLE (OPC-1939)
C onnect an external horn, and so on.
Ask your dealer for details.
t DC POWER RECEPTACLE
Connects to a 12 V DC power source.
Solder
Pay attention to polarities.
WARNING! NEVER connect
R
to a 24 V battery. This could
damage the transceiver.
*Felt reduces vibration
1-3
e MICROPHONE HANGER
Connect the supplied microphone
hanger to the vehicle's ground to
use the microphone ON/OFF hook
functions.
e
Microphone
hanger cable

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Questions and answers

Heather Keeling
April 3, 2025

I have the ic-41 pro. I can transmit but no longer receive. I’m not aware of any settings changing. I’m using ch15. The screen shows sql , q and below that. OS S in black squares

1 comments:
Mr. Anderson
April 3, 2025

Your Icom IC-410PRO may be able to transmit but not receive on channel 15 due to one or more of the following reasons:

1. Quiet Mode (Selcall or Tone Squelch) is ON – If Quiet Mode is enabled, the radio will not unmute unless it receives the correct Selcall or tone. Turn OFF Quiet Mode in the Set mode.

2. Tone Squelch setting mismatch – If the tone squelch is set incorrectly or does not match the other radios, you will not hear incoming transmissions. Set the correct tone squelch setting for the user group.

3. Squelch level is set too high – If the squelch level is too high, weak signals may be blocked. Decrease the squelch level in the Set mode.

4. Monitor function is OFF – If the Monitor function is OFF, you might not hear transmissions that don’t match the squelch settings. Press [MONI] to temporarily open the squelch and check for incoming signals.

Check and adjust these settings to restore receiving capability on channel 15.

This answer is automatically generated

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