SONY CDX4483ESP
Instrukcja Serwisowa

FM Polar Pilot Adjustment Setting : D-BASS switch : OFF SOURCE button : FM
FM RF signal generator antenna terminal set

MW Auto Scan/Stop Level Adjustment Setting : D-BASS switch : OFF SOURCE n MODE button : MW
30 � 15 pF 65 pF

Carrier frequency : 69.5 MHz (FM2 : 3CH) Output level : 60 dB (1 mV)
level meter main board TP1
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AM RF signal generator

AM dummy antenna (50 �) set

Carrier frequency : 999 kHz 30% amplitude modulation by 1 kHz signal output level : 33 dB (44.7 µV)

antenna terminal

Procedure : 1. Connect the level meter to the TP1 on main board. 2. Set the modulation frequency of the FM RF signal generator to 1 kHz (10 kHz div.). 3. Then output level is supposing that 0 dB. 4. Set the modulation frequency of the FM RF signal generator to 31.25 kHz (10 kHz div.). 5. Adjust L604 so that the reading on the level meter becomes to maximum. 6. Adjust RV602 so that the reading on the level meter becomes to 13.0 ± 0.5 dB. Adjustment Location : See page 22.

Procedure : 1. Set to the test mode. (See page 19.) 2. Push the SOURCE button. 3. Push the MODE button and set to MW. Display
SHUF TP

4. Push the preset 3 button. Display
SHUF TP

5. Adjust with the volume RV1 on TU1 so that the �MW� indication turns to �MW0� indication on the display window. But, in case of already indicated �MW0�, turn the RV1 so that put out light �0� indication and adjustment. Display
SHUF TP

Adjustment Location : See page 22.

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