AIWA FRA351EZ
Manual de Servicio

ELECTRICAL ADJUSTMENT
1. LW IF Adjustment Setting : � Test point : TP1, 2(IN), TP8, 9(OUT) T2 . . . . . . . . . . . . . . . . . . . . . 450 kHz 2. FM IF Adjustment Setting : � Test point : TP2, 3(IN), TP8, 9(OUT) IT1 . . . . . . . . . . . . . . . . . . . . 10.7 MHz

PRACTICAL SERVICE FIGURE
<LW SECTION> Sensitivity (S/N 10dB) S/N (Input 70dB) Less than 60 dB (150 kHz) Less than 58 dB (200/285 kHz) Less than 15 dB (150/200/285 kHz)

Distortion Less than 3 % (1000 kHz) Intermediate frequency 450kHz <FM SECTION>

3. LW FREQ, RANGE Adjustment Setting : � Test point : L1(IN), TP6, 7, 8, 9(OUT) L4 . . . . . . . . . . . . . . . . . . . . . 145 kHz TC4 . . . . . . . . . . . . . . . . . . . . 295 kHz 4. LW Tracking Adjustment Setting : � Test point : L1(IN), TP6, 7(OUT) L1 . . . . . . . . . . . . . . . . . . . . . 150 kHz TC1 . . . . . . . . . . . . . . . . . . . . 285 kHz 5. FM FREQ, RANGE Adjustment Setting : � Test point : TP4, 5(IN), TP6, 7, 8, 9(OUT) L3 . . . . . . . . . . . . . . . . . . . . 87.4 MHz TC3 . . . . . . . . . . . . . . . . . . 108.3 MHz 6. FM Tracking Adjustment Setting : � Test point : TP4, 5(IN), TP6, 7(OUT) TC2 . . . . . . . . . . . . . . . . . . . 106 MHz

Sensitivity (3% dist.) Less than 20 dB (88/98/108 MHz) Distortion (at 60dB) Less than 2% (98MHz) Intermediate frequency 10.7MHz

TRANSISTOR ILLUSTRATION

A1267-Y/GR C3199-Y

STS8050-D

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