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HSRX418 YZ YH YHT Manual de Servicio
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ADJUSTMENT
<RADIO SECTION>
1. AM IF Adjustment L205 ................................................................. 450kHz 2. AM VT Check Settings : � Test point : TP1 (VT) Method : Set to AM 530kHz and check that the voltage at the test point is within 0.8V ~ 1.5V. Then set to AM 1710kHz and check that the test point is less than 10.0V. 3. FM VT Check Settings : � Test point : TP1 (VT) Method : Set to FM 76.0MHz <YU,YL>, 87.5MHz <Except YU,YL> and check that the voltage at the test point is 1.1V ± 0.3V <YU,YL>, 2.3V ± 0.5V <Except YU,YL>. Then set to FM 108.0MHz <YU,YL>, 108.1MHz <Except YU,YL> and check that the test point is less than 11.0V. 4. AM Tracking Adjustment L203 ................................................................. 630kHz TC201 ............................................................ 1440kHz 5. FM Tracking Adjustment L201 .............................................................. 87.5MHz
<TAPE PLAYER SECTION>
6. Tape Speed Adjustment Settings : � Test tape : TTA�100 � Test point : Phones Jack (J101) � Volume : MAX � Adjustment location : SFR401 Method : Play back the test tape and adjust SFR401 for 3010Hz ± 10Hz (FWD). Then confirm WOW is less than 0.52%.
