General; Electrical Adjustments; Diagrams; Circuit Boards Location - Sony TA-F3000 Service Manual

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SECTION 1
This section is extracted from
instruction manual.

GENERAL

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ELECTRICAL ADJUSTMENTS

Bias Adjustment
1. Rotate the semi-fixed resistors (RV501, RV601) for bias
adjustment to the MIN side fully (counterclockwise direc-
tion).
2. Connect a digital voltmeter to CN501 (TP) and CN601
(TP).
1P : ' side, 2P : ' side
3. Turn ON the power button, and adjust RV501 and RV601
so that the digital voltmeter display becomes 22 mV ± 2mV
within 5 seconds.
4. After the adjustment, turn OFF the power button.
Adjustment Location
[MAIN BOARD] (Component side)
RV501
RV601
C801
C802
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Bias Adjustment

3-1. CIRCUIT BOARDS LOCATION

VOL board
PANEL board
RM board
c o
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AC SW board
TONE board
SECTION 2
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Digital volt meter
CN501 (TP)
1
2
CN601 (TP)
1
2
Digital volt meter
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SECTION 3

DIAGRAMS

AC OUTLET board
PHONO board
m
MAIN board
HP board
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