AIWA CTFX930
Instrukcja Serwisowa

ELECTRICAL ADJUSTMENT
EQ/DOLBY C.B

IC201

TP1 (L ch) SVR201 SVR202
9 7 5 3

TP2 (R ch)
1

1

1. Dolby NR Adjustment [CT-FR930M, FX930M] Settings: � Test tape: TTA�200 � Test points: TP1(Lch), TP2(Rch) � Adjustment location: SVR201(Lch), SVR202(Rch) Method: 1. Play a Dolby NR tape and adjust SVR201 and SVR202 so that the Lch (TP1) and Rch(TP2) levels are 300 ± 5mV. 2. Adjust the level in the forward running direction, and then check in the reverse direction. If the level drifts from the specification, perform readjustment. 2. RDS Voltage Adjustment [YZ] Settings: � Test point: Center pin of SVR1101 � Adjustment location: SVR1101 Method: Set AM/FM Signal generation to 98 MHz, 30 dBV and adjust SVR1101 so that the output becames 2.0 V ± 0.05 V.

MAIN C.B
L102

TU101

SW703 SVR1101 TEST POINT

FRONT SIDE

2

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