Tx Power Adjustments - Icom IC-7300 Service Manual

4-4 TX POWER ADJUSTMENTS

• Touch [TX/ID] on the main adjustment menu screen.
NOTE: The transceiver automatically transmits when a TX adjustment item is selected.
ADJUSTMENT ITEM
TX POWER & 1 • Display: "TX POWER SET"
POWER METER SETTING
(Preparation)
(HF BAND)
2 • Display: "TX Total HF Gain"
3 • Display: "POWER HF 1%"
4 • Display: "POWER HF 10%"
5 • Display: "POWER HF TUNE"
6 • Display: "POWER HF 50%"
7 • Display: "POWER HF 100%"
AM CARRIER POWER
8 • Display: "POWER AM Ratio HF"
(HF BAND)
9 • Display: "POWER 50M SET"
TX POWER & 10 • Display: "TX Total 50M Gain"
POWER METER SETTING
(50 MHz band)
11 • Display: "POWER 50M 1%"
12 • Display: "POWER 50M 10%"
13 • Display: "POWER 50M TUNE"
14 • Display: "POWER 50M 50%"
15 • Display: "POWER 50M 100%"
AM CARRIER POWER RATIO
16 • Display: "POWER AM Ratio 50M"
(50 MHz band)
17 • Display: "POWER 70M SET"
TRANSCEIVER'S CONDITION
• Receive
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Transmit (automatic)
• Receive
OPERATION
1) Connect the AG with the millivoltmeter
to [MIC], and then set it as;
Frequency : 1.5 kHz
Level : 30 mVrms
2) Connect the power meter to the
antenna connector.
3) Touch [Power] to enter to the TX
power adjustment mode.
• Adjust the TX power by rotating
[MAIN DIAL], and then touch [SET].
1) Touch [SET].
(Automatically starts to transmit.)
2) Adjust the TX power by rotating
[MAIN DIAL], and then touch [SET].
–
• Adjust the TX power by rotating
[MAIN DIAL], and then touch [SET].
–
1) Touch [SET].
(Automatically starts to transmit.)
2) Adjust the TX power by rotating
[MAIN DIAL], and then touch [SET].
–
4-4
ADJUST
VALUE
POINT
– –
[MAIN DIAL] 50 W
(A beep sounds, and
then another beeps
sound 0.5 sec. later.)
2 W
(A beep sounds, and
then another beeps
sound 0.5 sec. later.)
12.5 W
(A beep sounds, and
then another beeps
sound 0.5 sec. later.)
52.5 W
(A beep sounds, and
then another beeps
sound 0.5 sec. later.)
105 W
(A beep sounds, and
then another beeps
sound 0.5 sec. later.)
25 W
(A beep sounds, and
then another beeps
sound 0.5 sec. later.)
Touch [SET].
–
50 W
(A beep sounds, and
then another beeps
sound 0.5 sec. later.)
2 W
(A beep sounds, and
then another beeps
sound 0.5 sec. later.)
12.5 W
(A beep sounds, and
then another beeps
sound 0.5 sec. later.)
[MAIN DIAL]
52.5 W
(A beep sounds, and
then another beeps
sound 0.5 sec. later.)
105 W
(A beep sounds, and
then another beeps
sound 0.5 sec. later.)
25 W
(A beep sounds, and
then another beeps
sound 0.5 sec. later.)
– Touch [SET].
(Continued on the next page.)