Icom F6400DS 11 Operating Manual page 167

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12
USER SETTINGS
Setting the RX Noise Cancel level
<Key operation> (Continued)
Mobile: For the Segment types
1. Turn OFF the transceiver.
2. While holding down [F2] and [F3], turn ON the
transceiver. Continue holding down [F2] and [F3]
for about 3 seconds.
• 2 beeps sound.
3. Hold down [F1] for 1 second to enter the Set
mode.
4. Push [F2] or [F3] to select "A8."
5. Push [Up] to increase, or push [Down] to decrease
the RX Noise Cancel level.
Innorration
L
• The setable range is 1 ~ 3, or OFF.
• When "OFF" is selected, the receive audio noise is not
suppressed.
• A beep sounds after pushing [Up] or [Down]. An error
beep sounds if you try to exceed the setable range.
3
: Push [Up]
: Push [Down]
2
1
OFF
6. Hold down [F1] for 1 second to exit the Set mode.
7. Turn OFF the transceiver, then turn it ON again to
normally operate it.
F1 F2
[F1] [F2] [F3]
[Up]
F3
[Down]
Power key
12-15