Icom IC-U86 Advanced Manual - Page 10

Adjusting the audio level, Selecting passband width, Receiving, Transmitting

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3 ADVANCED OPERATION Adjusting the audio level zz Rotate [VOL]* to adjust the audio level. •• The display shows the audio level while adjusting. LLIf the squelch is closed, hold down [MONI] while adjusting the audio level. [VOL] * Use [VOL] or [Y]/[Z], depending on the setting of the "Dial assignment" in the Initial Set mode. (p. 9-6) Receiving 1. Rotate [VOL]* to adjust the desired audio level, as described to the left. •• The display shows the audio level while adjusting. 2. Adjust the squelch level. •• The display shows the squelch level while adjusting. LLWhile holding down [MONI], push [Y] or [Z]* several times to adjust the squelch level. LL"SqL 1" is loose squelch (for weak signals) and "SqL10" is tight squelch (for strong signals). "SqL 0" is open squelch. 3. Set the operating frequency or memory channel. 4. When you receive a signal, the squelch opens and audio can be heard. •• The signal icon shows the relative signal strength of the received signal. * Use [VOL] or [Y]/[Z], depending on the setting of the "Dial assignment" in the Initial Set mode. (p. 9-6) Selecting passband width [DIAL] Transmitting Set both the transmission and reception passband width to wide or narrow. 1. Push [FUNC], and then push [SET] to enter the Set mode. 2. Push [Y] or [Z] to select the passband width item (W/n). 3. Rotate [VOL] to select the passband width. •• "W": Wide (FM mode) •• "n": Narrow (FM-N mode) 4. Push [# ENT] to exit the Set mode. The "Passband width" item in the Set mode (FM mode is selected) (FM-N mode is selected) CAUTION: DO NOT transmit without an antenna. NOTE: To prevent interference, listen on the channel before transmitting by opening the squelch. To open the squelch, hold down [MONI]. 1. Set the operating frequency or memory channel. •• Adjust the output power if desired. See the BASIC MANUAL for the details. 2. Hold down [PTT] to transmit is displayed while transmitting. LLThe signal icon shows the output power level. 3. Speak into the microphone at your normal voice level. LLDO NOT hold the transceiver too close to your mouth, or speak too loudly. This may distort the signal. 4. Release [PTT] to receive. NOTE: When the TX permission is set to OFF, you cannot transmit. (p. 9-3) RRWARNING! When using the BP-263 battery case, frequent or continuous transmissions can cause the batteries to overheat, and may cause a burn. Be careful of long transmissions when the Time-out Timer function is turned OFF, or set to a long time period. LLWe recommend using the Mid or Low power setting. 3-2

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3
ADVANCED OPERATION
3-2
Adjusting the audio level
z
Rotate [VOL]* to adjust the audio level.
•
The display shows the audio level while adjusting.
L
If the squelch is closed, hold down [MONI] while
adjusting the audio level.
* Use [VOL] or [
Y
]/[
Z
], depending on the setting of the “Dial
assignment” in the Initial Set mode. (p. 9-6)
Selecting passband width
Set both the transmission and reception passband
width to wide or narrow.
1.
Push [FUNC], and then push [SET] to enter the
Set mode.
2. Push [
Y
] or [
Z
] to select the passband width item
(W/n).
3.
Rotate [VOL] to select the passband width.
• “W”:
Wide (FM mode)
• “n”:
Narrow (FM-N mode)
4.
Push [# ENT] to exit the Set mode.
The “Passband width” item in the Set mode
(FM mode is selected)
(FM-N mode is selected)
Receiving
1.
Rotate [VOL]* to adjust the desired audio level, as
described to the left.
•
The display shows the audio level while
adjusting.
2. Adjust the squelch level.
•
The display shows the squelch level while
adjusting.
L
While holding down [MONI], push [
Y
] or [
Z
]*
several times to adjust the squelch level.
L
“SqL 1” is loose squelch (for weak signals) and
“SqL10” is tight squelch (for strong signals).
“SqL 0” is open squelch.
3.
Set the operating frequency or memory channel.
4.
When you receive a signal, the squelch opens
and audio can be heard.
•
The signal icon shows the relative signal
strength of the received signal.
* Use [VOL] or [
Y
]/[
Z
], depending on the setting of the “Dial
assignment” in the Initial Set mode. (p. 9-6)
Transmitting
CAUTION: DO NOT
transmit without an antenna.
NOTE:
To prevent interference, listen on the channel
before transmitting by opening the squelch. To open
the squelch, hold down [MONI].
1.
Set the operating frequency or memory channel.
•
Adjust the output power if desired. See the
BASIC MANUAL for the details.
2.
Hold down [PTT] to transmit.
• “
” is displayed while transmitting.
L
The signal icon shows the output power level.
3.
Speak into the microphone at your normal voice
level.
L
DO NOT hold the transceiver too close to your
mouth, or speak too loudly. This may distort the
signal.
4. Release [PTT] to receive.
NOTE:
When the TX permission is set to OFF, you
cannot transmit. (p. 9-3)
R
WARNING!
When using the BP-263
BATTERY
CASE
, frequent or continuous transmissions can
cause the batteries to overheat, and may cause
a burn. Be careful of long transmissions when the
Time-out Timer function is turned OFF, or set to a
long time period.
L
We recommend using the Mid or Low power setting.
[VOL]