Sony F3000ES Service Manual
TA-F3000/F3000ES
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SERVICE MANUAL
TEL 13942296513 QQ 376315150 892498299
Photo: TA-F3000
SPECIFICATIONS
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AEP Model
UK Model
E Model
Chinese Model
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TA-F3000ES
TA-F3000
TEL 13942296513 QQ 376315150 892498299
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MICROFILM
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INTEGRATED STEREO AMPLIFIER
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TABLE OF CONTENTS
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1. GENERAL
2. ELECTRICAL ADJUSTMENTS .................................. 4
3. DIAGRAMS
3-1. Circuit Boards Location........................................................4
3-2. Schematic Diagram — Main Section — ..............................5
3-3. Printed Wiring Board — Main Section —............................7
3-4. Schematic Diagram — Panel Section — .............................. 9
3-5. Printed Wiring Board — Panel Section — ......................... 11
3-6. IC Block Diagrams .............................................................13
3-7. IC Pin Function ...................................................................14
4. EXPLODED VIEWS
TEL 13942296513 QQ 376315150 892498299
4-1. Front Panel Section.............................................................15
4-2. Chassis Section ................................................................... 16
5. ELECTRICAL PARTS LIST ........................................ 17
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Notes on chip component replacement
• Never reuse a disconnected chip component.
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• Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Flexible Circuit Board Repairing
• Keep the temperature of soldering iron around 270˚C
during repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering
or unsoldering.
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TEL 13942296513 QQ 376315150 892498299
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SAFETY-RELATED COMPONENT WARNING !!
COMPONENTS IDENTIFIED BY MARK ! OR DO TTED LINE
WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
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MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
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SECTION 1
GENERAL
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This section is extracted from
instruction manual.
1
Bias Adjustment
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1. Rotate the semi-fixed resistors (RV501, RV601) for bias
adjustment to the MIN side fully (counterclockwise direction).
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)
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Bias Adjustment
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RV501
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RV601
SECTION 2
ELECTRICAL ADJUSTMENTS
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C801
C802
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CN501 (TP)
CN601 (TP)
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Digital volt meter
Digital volt meter
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3-1. CIRCUIT BOARDS LOCATION
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RM board
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PANEL board
AC SW board
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VOL board
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TONE board
SECTION 3
DIAGRAMS
AC OUTLET board
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PHONO board
MAIN board
HP board
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