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ICF-704S
FM SECTION
BAND switch : FM
FM RF signal
generator
22.5kHz frequency deviation
by 400Hz signal
Output level: as low as possible
set
v
jack (J1)
L1,2
FM
TRACKING
ADJUSTMENT
L6
SW
TRACKING
ADJUSTMENT
CT2
SW
TRACKING
ADJUSTMENT
T1
MW
IF
ADJUSTMENT
CT1-4
FM
FREQUENCY
COVERAGE
ADJUSTMENT
CT1-3
FM
TRACKING
ADJUSTMENT
CT1-2
MW
FREQUENCY
COVERAGE
ADJUSTMENT
CT1-1
MW
TRACKING
ADJUSTMENT
8
telescopic
antenna terminal
0.01µF
set
level meter
16 Ω
– MAIN BOARD (SIDE A) –
S1
– MAIN BOARD (SIDE B) –
• Repeat the procedures in each adjustment several times, and the
frequency coverage and tracking adjustments should be finally
done by the trimmer capacitors.
FM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter
L3
CT1-4
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter
L1, 2
CT1-3
Adjustment Location: MAIN BOARD
CV1
RV1
RV2
J1
86.5 MHz
109.5 MHz
86.5 MHz
109.5 MHz
L3
FM
FREQUENCY
COVERAGE
ADJUSTMENT
L5
MW
FREQUENCY
COVERAGE
ADJUSTMENT
L7
SW
FREQUENCY
COVERAGE
ADJUSTMENT
CT3
SW
FREQUENCY
COVERAGE
ADJUSTMENT
L4
MW
TRACKING
ADJUSTMENT
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