Software Adjustment - Icom IC-F11 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 frequency:
FREQUENCY
[TXF]
• High/Low switch
• Connect the RF power meter or 50 Ω
dummy load to the antenna connector.
• Transmitting
OUTPUT 1 • Operating frequency:
POWER
[POWER(Hi)]
• High/Low switch
• Transmitting
[POWER(L2)] 2 • High/Low switch
• Transmitting
[POWER(L1)] 3 • High/Low switch
• Transmitting
FM 1 • Operating frequency:
DEVIATION
(Wide)
[MOD W] • High/Low switch
• Channel spacing
• Connect the audio generator to the
[MIC] jack and set as:
• Set the FM deviation meter as:
HPF
LPF
De-emphasis
Detector
• Transmitting
(Narrow) 2 • Channel spacing
[MOD N] • Transmitting
DTCS WAVE 1 • Operating frequency:
FORM
[DTCS BAL]
• High/Low switch
• No audio applied to the [MIC] jack.
• DTCS code
• Transmitting
1
* IC-F11, F11S, F12 and F12S. *
ADJUSTMENT CONDITION
174.000 MHz*
158.4075 MHz*
: Low
146.000 MHz*
151.505 MHz*
: High
: Low2
: Low1
146.000 MHz*
151.505 MHz*
: Low1
: Wide
1.0 kHz/150 mVrms
: OFF
: 20 kHz
: OFF
: (P–P)/2
: Narrow
174.000 MHz*
158.4075 MHz*
: Low1
: 007
2
IC-F11BR only.
MEASUREMENT
UNIT LOCATION
Top Loosely couple a frequnecy
1
panel counter to the antenna connec-
2
tor.
Top Connect an RF power meter to
1
panel the antenna connector.
2
Top Connect an FM deviation meter
1
panel to the antenna
2
through the attenuator.
Top Connect an FM deviation meter
1
panel with an oscilloscope to the
2
antenna connector through an
attenuator.
5 - 5
VALUE
174.0000 MHz*
158.4075 MHz*
1
5.0 W*
2
2.0 W*
2.0 W
1.0 W
Between ±4.05 kHz
connector and ±4.15 kHz
Between ±2.05 kHz
and ±2.15 kHz
Set to flat wave
form
1
2