Icom IC-756PRO III Service Manual page 34

METER ADJUSTMENTS–contnued
ADJUSTMENT ADJUSTMENT CONDITION
(50M POWER 7 • Connect an RF power meter to
METER) [ANT1] connector.
• Connect a 100 Ω dummy load to
[ANT2] connector.
• Connect an audio generator to
8
[MIC] connector and set as:
Frequency
Level
9
10
11
(ALC METER) 12
(DRIVE LEVEL) 13
(SWR METER) 14
R X M E T E R 1 • Push [F-3 (RX)] to enter the RX
ADJUSTNET meter adjustment.
(SCOPE • Connect an SSG to [ANT1] con-
SCALE) nector and set as:
Frequency
Level
Modulation
• Receiving
(S-METER) 2 NOTE
: During S-METER adjustment,
and changes indication.
• Set SSG as:
Frequency
Level
• Receiving
3 • Set SSG as:
Level
Modulation
• Receiving
4 • Set SSG as:
Level
Modulation
• Receiving
*This output level of a standard signal generator (SSG) is indicated as SSG's open circuit.
-- TX --
POWER 50M Tuner
-- TX --
POWER 50M 10%
: 1.5 kHz
: 10 mVrms
-- TX --
POWER 50M 25%
-- TX --
POWER 50M 50%
-- TX --
POWER 50M 100%
--TX--
ALC
-- TX --
DRIVE
-- TX --
SWR
-- RX --
SCOPE L4
: 14.151500 MHz
: 10 mVrms
: OFF
NEVER
-- RX --
: 1.5 kHz
S0 LEVEL
: 10 mVrms
-- TX --
: 50 µV S9 LEVEL
: OFF
-- TX --
: 50 mV (–13 dB)
S9+60 LEVEL
: OFF
DISPLAY
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.
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.
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.
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.
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.
Push [F-5 (SET)] to store the "ALC" meter into
memory, and go to the next step.
Push [F-5 (SET)] to store the "DRIVE" meter
into memory, and go to the next step.
Push [F-5 (SET)] to store the "SWR" meter into
memory, and returns to the opening display.
Push [F-5 (SET)] to store the "SCOPE" level
into memory, and go to the next step.
change the connected SSG's level until the transceiver emits "Pi Pi"
Push [F-5 (SET)] to store the "S0" level into
memory, and go to the next step.
Push [F-5 (SET)] to store the "S9" level into
memory, and go to the next step.
Push [F-5 (SET)] to store the "S9+60" level into
memory, and returns to the opening display..
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OPRATION