Icom ID-31A - Operating Mode Selection (FM;FM-N;DV); Receiving Signals

New2001
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5
BASIC OPERATION
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■ Operating mode selection
Operating modes are determined by the modulation of the
radio signals. The transceiver has a total of three operating
modes; FM, FM-N and DV.
➥ Push [FM/DV]
one or more times to select a desired
operating mode.
FM
FM-N
DV
FM mode selected
FM-N mode selected
DV mode selected
■ Receiving
Make sure a charged BP-271 or BP-272 battery pack, or a
BP-273 battery case with brand new alkaline batteries is at-
tached (pp. 1, 14).
Hold down q for 1 second to turn ON the power.
Rotate [VOL] to adjust to a desired audio level. (p. 19) w
 •Thefrequencydisplayshowsthevolumelevelwhileadjusting.
Set the receiving frequency. (p. 23) e
r Set the squelch level. (p. 20)
 •Whileholdingdown[SQL],rotate[DIAL]oneclicktodisplaythe
squelch level.
 •“LEVEL1”isloosesquelch(forweaksignals)and“LEVEL9”is
tight squelch (for strong signals).
 •“AUTO” indicates automatic level adjustment by anoise pulse
counting system.
 •Holddown[SQL]tomanuallyopenthesquelch.
t When a signal is received:
 •Squelchopensandaudioisoutput.
 •TX/RXindicatorlightsgreen.
 •TheS/RF-metershowstherelativesignalstrengthlevel.
q
r Set squelch level
e Set frequency
w Adjust audio level
r Push when setting
the squelch
(Push to monitor)
TX/RX
indicator