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5 - 9
5-5 TRANSMITTER ADJUSTMENTS
The following adjustments must be performed at “ADJUSTMENT MODE” after “SWR DETECTOR” and “RECEIVER” ADJUST-
MENTS in the SECTION 5-3 and 5-4.
TRANSMIT
PEAK AND
TOTAL GAIN
(TX PEAK)
(TOTAL GAIN)
TX POWER
(HIGH)
(MIDDLE)
(LOW)
SWR
DETECTOR
1
2
1
2
1
2
1
2
1
2
•
While pushing HM-146’s [CALL]
switch and RX-26’s [EMG] switch, turn
power ON.
• Connect an audio generator to the
[MIC] connector and set as:
Frequency
: 1.5 kHz
Level
: 3 mV
• Push [1] switch to enter the TX adjust-
ment mode (LCD displayed: “TX SET”).
• Push [ENT] switch, then the transceiv-
er is transmitting.
• After setting 50 W, push the [OK]
switch to write the adjustment value in
the memory.
• LCD displayed :“TX POWER HIGH”
• Set the audio generator as:
Frequency
: 1.5 kHz
Level
: 30 mV
• After setting 88 W, push the [OK]
switch to write the adjustment value in
the memory.
• LCD displayed :“TX POWER MID”
• Set the audio generator as:
Frequency
: 1.5 kHz
Level
: 30 mV
• After setting 50 W, push the [OK]
switch to write the adjustment value in
the memory.
• LCD displayed :“TX POWER LOW”
• Set the audio generator as:
Frequency
: 1.5 kHz
Level
: 30 mV
• After setting 10 W, push the [OK]
switch to write the adjustment value in
the memory.
• LCD displayed :“SWR1.0”
• LCD displayed :”SWR2.0”
Rear
panel
Rear
panel
Rear
panel
Rear
panel
Rear
panel
Connect an RF power
meter to the [ANT]
connector.
Connect an RF power
meter to the [ANT]
connector.
Connect an RF power
meter to the [ANT]
connector.
Connect an RF power
meter to the [ANT]
connector.
Connect an RF power
meter to the [ANT]
connector.
Connect the 100
Ω
load (or SWR 2 dumy
load) to the [ANT] con-
nector.
Maximum out-
put power
50 W
88 W [AUS]
125 W [OTH]
50 W
10 W
MAIN
RC-26
RC-26
RC-26
RC-26
L706
[VOL]
DIAL
[VOL]
DIAL
[VOL]
DIAL
[VOL]
DIAL
ADJUSTMENT
ADJUSTMENT CONDITIONS
UNIT
LOCATION
VALUE
UNIT
ADJUST
MEASUREMENT
ADJUSTMENT
• Push the [OK] switch to write the
adjustment value in the memory.
Содержание IC-F7000
Страница 1: ...HF TRANSCEIVER iF7000 SERVICE MANUAL ...
Страница 61: ... BOTTOM VIEW MAIN UNIT 9 8 ...
Страница 63: ... BOTTOM VIEW PA UNIT 9 10 ...
Страница 65: ...1 4 8 1 4 8 5 5 9 12 BOTTOM VIEW PLL UNIT ...
Страница 66: ...9 3 5 DRIVER BOARD TOP VIEW 9 13 GND VARO VARI to PA unit J6411 9 3 6 VARISTOR 1 BOARD ...
Страница 78: ......
Страница 79: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14012HZ C1 C 2003 Icom Inc ...