![background image](http://html2.mh-extra.com/html/icom/ic-f43gt/ic-f43gt_service-manual_3710786040.webp)
6 - 4
Check the
“
LVIN
”
i
tem on the
CS-F33G ADJ’s screen.
Check the
“
LVIN
”
i
tem on the
CS-F33G ADJ’s screen.
Loosely couple the frequency
counter to the antenna con-
nector.
Connect the RF power meter
to the antenna connector.
Connect the FM dev
i
at
i
on
meter w
i
th the osc
i
lloscope
to the antenna connector
through the attenuator.
Connect the FM dev
i
at
i
on
meter to the antenna connec-
tor through the attenuator.
Connect the FM dev
i
at
i
on
meter to the antenna connec-
tor through the attenuator.
1
2
3
4
1
1
2
3
1
1
2
3
• Operat
i
ng CH
:
CH1
• Rece
i
v
i
ng
• Operat
i
ng CH
:
CH1
• Transm
i
tt
i
ng
• Operat
i
ng CH
:
CH7
• Rece
i
v
i
ng
• Operat
i
ng CH
:
CH7
• Transm
i
tt
i
ng
• Operat
i
ng CH
:
CH7
• Connect the RF power meter or 50
Ω
dummy load to the antenna connector.
• Transm
i
tt
i
ng
• Operat
i
ng CH
:
CH1
• Transm
i
tt
i
ng
• Operat
i
ng CH
:
CH2
• Transm
i
tt
i
ng
• Operat
i
ng CH
:
CH3
• Transm
i
tt
i
ng
• Operat
i
ng CH
:
CH4
• No aud
i
o appl
i
ed to the [MIC]
i
nput.
• Set an FM dev
i
at
i
on meter as
:
HPF
:
OFF
LPF
:
20 kHz
De-emphas
i
s
:
OFF
Detector
:
(P–P)/2
• IF bandw
i
dth
:
Narrow
• Push [P0] wh
i
le transm
i
tt
i
ng
• Operat
i
ng CH
:
CH4
• Set the FM dev
i
at
i
on meter as
:
HPF
:
OFF
LPF
:
20 kHz
De-emphas
i
s
:
OFF
Detector
:
(P–P)/2
• Connect the aud
i
o generator to the [MIC]
connector and set as
:
1.0 kHz/150 mVrms
• Transm
i
tt
i
ng
• Operat
i
ng CH
:
CH5
• Transm
i
tt
i
ng
• Operat
i
ng CH
:
CH8
• Transm
i
tt
i
ng
• Operat
i
ng CH
:
CH6
• No aud
i
o appl
i
ed to the [MIC]
i
nput.
• Transm
i
tt
i
ng
PLL LOCK
VOLTAGE
[LV(RX LVA)]
[LV(TX LVA)]
REFERENCE
FREQUENCY
[REF]
OUTPUT
POWER
[Power (H
i
)]
[Power (L2)]
[Power (L1)]
MODULATION
BALANCE
[BAL]
FM
DEVIATION
[MOD N]
(Narrow)
[MOD Rat
i
o]
(W
i
de)
[MOD Rat
i
o]
(M
i
ddle)
CTCSS/DTCS
DEVIATION
[CTCS/DTCS]
PC
screen
PC
screen
Top
panel
Top
panel
Top
panel
Top
panel
Top
panel
1.0 V
1.0 V
3.3–4.5 V
(Ver
i
fy)
3.3–4.5 V
(Ver
i
fy)
470.0000 MHz [L]
520.0000 MHz [H]
4.0 W
2.0 W
1.0 W
±2.10 kHz
±4.10 kHz
±3.20 kHz
(F44G only)
±0.70 kHz
ADJUSTMENT
ADJUSTMENT CONDITION
MEASUREMENT
VALUE
UNIT
LOCATION
Select an operat
i
on us
i
ng [
↑
] / [
↓
] keys, then set spec
i
f
i
ed value us
i
ng [
←
] / [
→
] keys on the connected computer keyboard.
Set to square wave
form
CONVENIENT:
The PLL lock voltage can be ad
j
usted automat
i
cally.
Set the cursor to
“
RX LVA
”
/
“
TX LVA
”
and then push [ENTER] key.
6-2 SOFTWARE ADJUSTMENT (TRANSMITTING)