Icom IC-718 - Manual (Page 4)

n Front panel
q POWER SWITCH [PWR]
 Push momentarily to turn power ON.
• Turn the optional DC power supply ON in advance.
 Push for 1 sec. to turn power OFF.
 While pushing and holding [SET], push [PWR]
to enter the initial set mode. (p. 41)
w MICROPHONE CONNECTOR [MIC]
Accepts supplied or optional microphone.
• See p. 55 for appropriate microphones.
• See p. 8 for microphone connector information.
e HEADPHONE JACK [PHONES] (p. 11)
Accepts headphones (8 Ω).
• When headphones are connected, the internal speaker
or connected external speaker does not function.
r AF CONTROL [AF] (inner control)
Varies the audio output level from the speaker.
t RF GAIN/SQUELCH CONTROL [RF/SQL]
(outer control; pgs. 20, 44)
Adjusts the squelch threshold level. The squelch
removes noise output from the speaker (closed
condition) when no signal is received.
• The squelch is available for all modes.
• The control can be set as the squelch plus RF gain
controls or squelch control only (RF gain is fixed at
maximum) in initial set mode.
y RIT CONTROLS [RIT] (Inner control; p. 21)
 Shifts the receive frequency without changing
the transmit frequency.
• Rotate the control clockwise to incerase the frequency,
or rotate the control counterclockwise to decrease the
frequency. “
RIT
” appears on the display.
• The shift frequency range is ±1.2 kHz.
u IF SHIFT CONTROLS [SHIFT] (Outer control; p.
21)
Shifts the center frequency of the receivers’s IF
pass-band.
• Rotate the control colckwise to shift the center
frequency higher, or rotate the control counterclockwise
to shift the center frequency lower.
i LOCK SWITCH [LOCK] (p. 19)
Push momentarily to turn the dial lock function ON
and OFF.
• The dial lock function electronically locks the main dial.
• When the optional UT-102
VOICE SYNTHESIZER UNIT is
installed (p. 49), push for 1 sec. to have the frequency,
etc. announced.
• UT-102 operation can be adjusted in initial set mode
(p. 46).
o MAIN DIAL
Changes the displayed frequency, selects quick/
initial set mode items, etc.
!0 PREAMP SWITCH [P.AMP] (p. 21)
 Push momentarily to turn the preamp ON or OFF.
!1 CH SWITCH [CH] (p. 35)
 Push momentarily to turn the memory channel
select function ON or OFF.
• [MEMO] blinks while memory channel select function is
turned on.
2
2
PANEL DESCRIPTION
MIC
I C-718
PHONES
RF/SQL AF SHIFT RIT
LOCK
MODE FIL TS
PWR
TUNER
COMP
P.AMP
NB
ATT
SET
CH
ENT
F-INP
V/M
1
MW
4
A=B
2
M-CL
5
SCN
8
ANF
0
NR
.
A/B
3
VOX
9 7
SPL
M V
6
Z DN UP Y
Speaker Function Display
@1 @0 !9 !7
!5
!4
!6
!3
!2
!0
!8
!1 o i u y t r e
w
q