Read Sony ICF-1000L Service Manual online
– 8 –
•
Repeat the procedures in each adjustment several times, and the
frequency coverage and tracking adjustments should be finally
done by the trimmer capacitors.
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.
L9
86.5MHz
CT8
109.5MHz
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L7, L8
86.5MHz
CT7
109.5MHz
• Connecting Digital Voltmeter
– MAIN board (Conductor side) –
FM VT VOLTAGE ADJUSTMENT
Frequency Display
86.5MHz
Reading on Digital Voltmeter
Adjustment value : 1.0V
Standard value : 0.9 – 1.1V
Adjustment Part
RV204
SW
TRACKING
ADJUSTMENT
L2-2
LW
TRACKING
ADJUSTMENT
MW
FREQUENCY
COVERAGE
ADJUSTMENT
CT6
LW
FREQUENCY
COVERAGE
ADJUSTMENT
RV204
FM
VT VOLTAGE
ADJUSTMENT
FM
FREQUENCY
COVERAGE
ADJUSTMENT
T1
MW
IF
ADJUSTMENT
FM
TRACKING
ADJUSTMENT
– MAIN BOARD (Component side) –
SW
FREQUENCY
COVERAGE
ADJUSTMENT
L2-1
MW
TRACKING
ADJUSTMENT
CT1
MW
TRACKING
ADJUSTMENT
CT2
LW
TRACKING
ADJUSTMENT
TP2 (VT)
(conductor side)
L7, L8, CT7
L4, CT4
CT5, L5
L3
CT3
L9
CT8
Adjustment Location : Main board
R9
C207
IC204
4
5
1
3
3
R4
R214
R215
R3
C12
C13
C14
D202
C15
D2
R201
JC18
JC19
JC20
RV202
3 2
L8
L7
TP2
(VT)
FM1
JW9
JW10
JW11
JW12
JW
1
CT7
digital voltmeter
Main board
TP2 (VT)
TP2 (VT)
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