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5 - 6
SOFTWARE ADJUSTMENT (Continued)
Select an operation using [
↑
] / [
↓
] keys, then set specifi ed value using [
←
] / [
→
] keys on the connected computer keyboard
ADJUSTMENT
ADJUSTMENT CONDITION
MEASUREMENT
VALUE
UNIT
OPERATION
DIGITAL
DEVIATION*
[MOD Dig C]
1 • Preset [Dig Mode]
: 7
Top
panel
Connect an FM deviation meter to
the antenna connector through
an attenuator.
±2.83 to ±2.87 kHz
2 • Operating CH.
: CH 9
• Set an FM deviation meter as;
HPF
LPF
De- emphasis
Detector
• Transmitting
: OFF
: 20 kHz
: OFF
: (P–P)/2
[MOD Dig L]
3 • Operating CH.
• Transmitting
: CH 10
[MOD Dig H]
4 • Operating CH.
• Transmitting
: CH 11
DIGITAL
DEVIATION*
[MOD Dig C]
1 • Preset [Dig Mode]
: 6
Top
panel
Connect an FM deviation meter to
the antenna connector through
an attenuator.
±0.91 to ±1.01 kHz
(Verify)
2 • Operating CH.
• Transmitting
CH 9
[MOD Dig L]
3 • Operating CH.
• Transmitting
CH 10
[MOD Dig H]
4 • Operating CH.
• Transmitting
CH 11
CTCSS/DTCS
DEVIATION
[CTCSS/DTCS]
1 • Operating CH.
: CH 12
Top
panel
Connect an FM deviation meter to
the antenna connector through
an attenuator.
±0.68 to
±
0.72 kHz
• No audio applied to the JIG cable.
• Set an FM deviation meter as;
HPF
LPF
De- emphasis
Detector
• Transmitting
: OFF
: 20 kHz
: OFF
: (P–P)/2
2/5 TONE
/DTMF
DEVIATION
[S.Tone]
1 • Operating CH.
: CH 5
Top
panel
Connect an FM deviation meter to
the antenna connector through
an attenuator.
±
1.50 kHz
• No audio applied to the JIG cable.
• Set an FM deviation meter as;
HPF
LPF
De- emphasis
Detector
: OFF
: 20 kHz
: OFF
: (P–P)/2
• Push [P3] while transmitting.
*; [IC-F70DT/DS] only
Summary of Contents for IC-F70DS
Page 1: ...SERVICE MANUAL VHF TRANSCEIVER ...
Page 42: ...S 14124HZ C1 2005 Icom Inc ...