![background image](http://html.mh-extra.com/html/icom/ic-703/ic-703_instruction-manual_612184032.webp)
3
17
BASIC OPERATION
■
When first applying power (CPU resetting)
Before first applying power, make sure all connections
required for your system are complete by referring to
Chapter 2. Then, reset the transceiver using the fol-
lowing procedure.
Resetting
CLEARS
all programmed contents in
memory channels and returns all initial set mode and
quick set mode contents to their default values.
q
Make sure the transceiver power is OFF.
w
While pushing [
Y
] and [
Z
], push [POWER] to turn
power ON.
• “
CLEAR ? OK
” appears as shown at right.
e
Then push [F-3] for 1 sec to start resetting.
• The internal CPU is reset.
• The display changes to ‘All indication,’ ‘RF power,’ ‘Power
supply voltage’ and ‘Initial frequency and Mode’ as shown
at right.
D
M1
display selection
If you can’t figure out how to return to the
M1
display:
While pushing [MENU], turn power ON.
■
Initial settings
After resetting the transceiver, set controls and
switches as shown in the diagram below.
[POWER]
[
Y
]
[
Z
]
CLEAR ? OK
F 3
Push [F-3]
for 1 sec.
N
W
R
LSB
NB VOX F-BK COM F
CH
VFO A
DUP
VFO B
MEMO
AGC
ALC
SWR P
O
S1
1 1.5 2
3 5
5
3
7
9
20
40
10
60dB
USB CW
RTTY AM WFM
TSQL
SPL
S
∞
NR
ANF
BLANK
DSP
CH
VFO A
P
O
S1
5
5
3
7
9
20
40
10
60dB
USB
BLANK
M1 SPL A/B XFC
D C SUPPLY
RF POWER
The transceiver’s
initial frequency and mode
BAND
BAND
MODE
TS
DISPLAY
LOCK
F 1
F 2
F 3
AF
RF SQL
RIT
SHIFT
M-CH
SUB
PHONES
TUNER
P.AMP ATT
Y
Z
POWER
MENU
TX
RX
[AF]: Max. CCW
[RF/SQL]: Center
[LOCK]: OFF
(indicator light out)
[POWER]: OFF
[SHIFT]: Center
[P.AMP/ATT]: OFF
(indicator lights out)
[TUNER]: OFF
(indicator lights out)
[RIT/SUB]: OFF
(indicator lights out)
CCW : counterclockwise
Turn power ON, then check the display. If any of the
following indicators appear, turn them OFF as follows:
• Tuning step indicators,
Z
, (SSB, CW or RTTY):
Push [TS].
• MHz tuning step indicator,
Z
, (FM or AM):
Push [TS].
• 1 Hz frequency readout (SSB, CW or RTTY):
Push and hold [TS].
• Memory mode indicator, MEMO:
Use [
(F-3)
V/M
] in the
M2
display (p. 75).
• Split indicator,
ä
:
Use [
(F-1)
SPL
] in the
M1
display (p. 75).