Icom IC-756PROIII - Meter Adjustments Continuation; (50 M Power Meter) Adjustment; (ALC Meter) Adjustment; (Drive Level) Adjustment

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METER ADJUSTMENTS–contnued
ADJUSTMENT ADJUSTMENT CONDITION DISPLAY
OPRATION
(50M POWER
METER)
7• Connect an RF power meter to
[ANT1] connector.
• Connect a 100
Ω
dummy load to
[ANT2] connector.
• Connect an audio generator to
[MIC] connector and set as:
Frequency : 1.5 kHz
Level : 10 mVrms
-- TX --
POWER 50M Tuner
Set the output power to using the tuning dial.
Then push [F-5 (SET)] to store the "POWER
50M Tuner" meter into memory, and go to the
next step.
8
-- TX --
POWER 50M 10%
Set the output power to using the tuning dial.
Then push [F-5 (SET)] to store the "POWER
50M 10%" meter into memory, and go to the
next step.
9
-- TX --
POWER 50M 25%
Set the output power to using the tuning dial.
Then push [F-5 (SET)] to store the "POWER
50M 25%" meter into memory, and go to the
next step.
10
-- TX --
POWER 50M 50%
Set the output power to using the tuning dial.
Then push [F-5 (SET)] to store the "POWER
50M 50%" meter into memory, and go to the
next step.
11
-- TX --
POWER 50M 100%
Set the output power to using the tuning dial.
Then push [F-5 (SET)] to store the "POWER
50M 100%" meter into memory, and go to the
next step.
(ALC METER) 12
--TX--
ALC
Push [F-5 (SET)] to store the "ALC" meter into
memory, and go to the next step.
(DRIVE LEVEL) 13
-- TX --
DRIVE
Push [F-5 (SET)] to store the "DRIVE" meter
into memory, and go to the next step.
(SWR METER) 14
-- TX --
SWR
Push [F-5 (SET)] to store the "SWR" meter into
memory, and returns to the opening display.
RX METER
ADJUSTNET
(SCOPE
SCALE)
1• Push [F-3 (RX)] to enter the RX
meter adjustment.
• Connect an SSG to [ANT1] con-
nector and set as:
Frequency : 14.151500 MHz
Level : 10 mVrms
Modulation : OFF
• Receiving
-- RX --
SCOPE L4
Push [F-5 (SET)] to store the "SCOPE" level
into memory, and go to the next step.
(S-METER) 2
NOTE
: During S-METER adjustment,
NEVER
change the connected SSG’s level until the transceiver emits “Pi Pi”
and changes indication.
• Set SSG as:
Frequency : 1.5 kHz
Level : 10 mVrms
• Receiving
-- RX --
S0 LEVEL
Push [F-5 (SET)] to store the "S0" level into
memory, and go to the next step.
3 • Set SSG as:
Level : 50 µV
Modulation : OFF
• Receiving
-- TX --
S9 LEVEL
Push [F-5 (SET)] to store the "S9" level into
memory, and go to the next step.
4 • Set SSG as:
Level : 50 mV (–13 dB)
Modulation : OFF
• Receiving
-- TX --
S9+60 LEVEL
Push [F-5 (SET)] to store the "S9+60" level into
memory, and returns to the opening display..
*This output level of a standard signal generator (SSG) is indicated as SSG’s open circuit.