Icom IC-F6220D, Руководство по обслуживанию

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6 - 7
6-3 TRANSMIT ADJUSTMENTS (continued)
1) Select an adjustment item using [
↑
]/[
↓
] on the PC's keyboard.
2) Set or modify the adjustment value as specifi ed using [
←
]/[
→
] on the PC's keyboard, then push [ENTER].
ADJUSTMENT
TRANSCEIVER’S
CONDITION
OPERATION
ADJUSTMENT
ITEM
VALUE
DIGITAL
DEVIATION
(Band Low) 1 • Set [TX MODE] to "16 (Digital Max Amp 600Hz Sin Wave)" on
the "Adjust Utility” screen. [TX MODE]
16
(Digital Max Amp
600Hz Sin Wave)
2 • Push [ENTER] on the PC’s keyboard, to enter the digital
deviation adjustment mode.
[MOD D Start] –
3 • Channel : 1-15
• Transmitting
• Connect a modulation analyzer to
the antenna connector, through an
attenuator, and set it as;
HPF : OFF
LPF : 15 kHz
De-emphasis : OFF
Detector : (P–P)/2
[MOD D L]
±1.37 ±0.02 kHz
(Band Center) 4 • Channel : 1-16
• Transmitting
[MOD D C]
(Band High) 5 • Channel : 1-17
• Transmitting
[MOD D H]
6 • Push [ENTER] on the PC’s keyboard, to store the value and quit
the digital deviation adjustment mode.
[MOD D Start] –
CTCSS
DEVIATION 1 • Channel : 1-18
• Transmitting
1) Set the TX Mode to "3" on the "Adjust
Utility" screen.
2) Connect a modulation analyzer to
the antenna connector through an
attenuator, and set it as described in
the "DIGITAL DEVIATION" above.
[CTCSS]
±0.35 ±0.05 kHz
DTCS
DEVIATION 1 • Channel : 1-19
• Transmitting
1) Set the TX Mode to "4" on the "Adjust
Utility" screen.
2) Connect a modulation analyzer to
the antenna connector through an
attenuator, and set it as described in
the "DIGITAL DEVIATION" above.
[DTCS]
REFERENCE
FREQUENCY 1 • Channel : 1-20
• Transmitting
• Loosely couple a frequency counter to
the antenna connector.
[REF]
470.000000 MHz*
520.000000 MHz**
400.000000 MHz***
(±200 Hz)
*; [Low band] versions.
**; [High band] versions.
***; [350 MHz band] versions.