Software Adjustment - Icom IC-F30GT Service Manual

5-3 SOFTWARE ADJUSTMENT

Select an operation using [↑] / [↓] keys, then set specified value using [←] / [→] keys on the connected computer keyboard.
ADJUSTMENT
REFERENCE 1 • Operating freq. : 174.000 MHz
FREQUENCY • Output power
• Connect an RF power meter or 50 Ω
[TXF]
dummy load to the antenna connector.
• Transmitting
OUTPUT 1 • Operating freq. : 136.000 MHz
POWER • Output power
[Power (Hi)] • Transmitting
[Power (L2)] 2 • Output power
• Transmitting
[Power (L1)] 3 • Output power
• Transmitting
MODULATION 1 • Operating freq. : 155.000 MHz
BALLANCE • Output power
[Ballance] • Set an FM deviation meter as:
HPF
LPF
De-emphasis : OFF
Detector
• Push [P0] key while transmitting
FM 1 • Operating freq. : 155.000 MHz
DEVIATION • Output power
[MOD W] • IF bandwidth
• Set the FM deviation meter as:
HPF
LPF
De-emphasis : OFF
Detector
• Connect the audio generator to the multi
connector through the JIG cable (*OPC-
966) and set as : 1.0 kHz/150 mVrms
• Transmitting
[MOD N] 2 • IF bandwidth
• Transmitting
CTCSS/DTCS 1 • Operating freq. : 155.000 MHz
DEVIATON • Output power
[CTCS/DTCS] • IF bandwidth
• CTCSS
• DTCS code
• No audio applied to the [MIC] input.
• Transmitting
A: W/N version, B: M/N version
ADJUSTMENT CONDITION
: Low1
: High
: Low2
: Low1
: Low1
: OFF
: 20 kHz
: (P–P)/2
: Low1
: Wide
: OFF
: 20 kHz
: (P–P)/2
: Narrow
: Low1
: Wide
: 88.5 Hz
: 007
MEASUREMENT
UNIT LOCATION
Top Loosely couple a frequnecy
panel counter to the antenna connec-
tor.
Top Connect an RF power meter to
panel the antenna connector.
Top Connect an FM deviation meter
panel with an oscilloscope to the
antenna connector through an
attenuator.
Top Connect an FM deviation meter
panel to the antenna
through the attenuator.
Top Connect an FM deviation meter
panel to the antenna
through the attenuator.
5 - 5
VALUE
174.0000 MHz
5.0 W
2.0 W
1.0 W
Set to flat wave
form
±4.1 kHz A
connector ±3.1 kHz B
±2.1 kHz
±0.70 kHz 1
connector
±0.56 kHz 2