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ELECTRICAL ADJUSTMENT-2/3 (TUNER SECTION : EZ)
MAIN C.B
T103
T151
T152
IC101
MW COLL
L151
L152
TC151
TC152
TC102
L102
R102
L103
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< TUNER SECTION : EZ MODEL >
LW COLL
1. AM IF Adjustment
Test point: IC101 (TA2104AN) 16PIN
Adjustment location: T103
T103 .....................… 450kHz
2. MW Frequency Range Adjustment
Test point: R102
Adjustment location: T151
Set tuner frequency to be 531kHz
Adjust T151 so that voltage of test
point is 0.9V
Test point: R102
Adjustment location: T152
Set tuner frequency to be 144kHz
Adjust T152 so that voltage of test
point is 0.9 V
5. LW Tracking Adjustment
Test point: IC101 (TA2104AN) 16PIN
Adjustment location: L152, TC152
L152 ....................….. 144kHz
TC152 ....................… 281kHz
6. FM Frequency Range Adjustment
Test point: R102
Adjustment location: L103
Set tuner frequency to be 87.5MHz
Adjust L103 so that voltage of test
point is 2.0 V
7. FM Tracking Adjustment
Test point: IC101 (TA2104AN) 16PIN
Adjustment location: L102, TC102
L102 .....…...…....… 90.1MHz waveform max.
TC102 ......…...……. 106.1MHz waveform max.
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TEL 13942296513 QQ 376315150 892498299