Sony TA-FB730R Service Manual
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Sony TA-FB730R Service Manual

Sony TA-FB730R Service Manual

Integrated stereo amplifier
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TA-FB730R

SERVICE MANUAL

AEP Model
UK Model
E Model
Australian Model
SPECIFICATIONS
INTEGRATED STEREO AMPLIFIER
MICROFILM
– 1 –

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Summary of Contents for Sony TA-FB730R

  • Page 1: Service Manual

    TA-FB730R SERVICE MANUAL AEP Model UK Model E Model Australian Model SPECIFICATIONS INTEGRATED STEREO AMPLIFIER MICROFILM – 1 –...

  • Page 2: Table Of Contents

    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 MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. – 2 –...

  • Page 3: General

    SECTION 1 GENERAL Front Panel Descriptions Location of Parts and Controls 1 PROTECTION indicator 13 SOURCE indicator 2 U (Power) button 14 SOURCE DIRECT button and indicator 3 Remote sensor 15 LOUDNESS button 4 TAPE 1/DAT indicator 16 TAPE MONITOR knob 5 TAPE 2/MD indicator 17 BALANCE knob 6 AUX indicator...

  • Page 4: Electrical Adjustment

    SECTION 2 ELECTRICAL ADJUSTMENT Bias Adjustment NOTE: 1. Perform the adjustment after the unit has warmed up sufficiently. 2. Perform the bias adjustment if the power transistor has been replaced. Procedure: 1. Rotate fully the bias adjusting semi-fixed resistors (RV500, RV600) to the MIN position (counterclockwise).

  • Page 5: Diagrams

    SECTION 3 DIAGRAMS 3-1. CIRCUIT BOARDS LOCATION WAVEFORM THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) 3.8Vp-p For schematic diagrams. 4MHz Note: IC902 1 XOUT •...

  • Page 6: Schematic Diagram - Input Section

    TA-FB730R 3-2. SCHEMATIC DIAGRAM – INPUT SECTION – • See page 23 for IC Block Diagrams. (Page 12) (Page 15) (Page 15) – 8 – – 7 –...

  • Page 7: Printed Wiring Board - Input Section

    TA-FB730R 3-3. PRINTED WIRING BOARD – INPUT SECTION – • See page 5 for Circuit Boards Location. EXCEPT UK, SP EXCEPT UK, SP EXCEPT UK, SP (Page 18) (Page 17) EXCEPT UK, SP EXCEPT UK, SP (Page 13) EXCEPT UK, SP •...

  • Page 8: Schematic Diagram - Main Section

    TA-FB730R 3-4. SCHEMATIC DIAGRAM – MAIN SECTION – • See page 23 for IC Block Diagrams. (Page 16) (Page 16) (Page (Page (Page 20) (Page 8) – 12 – – 11 –...

  • Page 9: Printed Wiring Board - Main Section

    TA-FB730R 3-5. PRINTED WIRING BOARD – MAIN SECTION – • Semiconductor Location • See page 5 for Circuit Boards Location. Ref. No. Location D500 C-10 D501 C-10 D502 C-10 D503 E-11 D504 E-10 D505 E-10 D506 D511 (Page D512 D513...

  • Page 10: Schematic Diagram - Panel Section

    TA-FB730R 3-6. SCHEMATIC DIAGRAM – PANEL SECTION – • See page 5 for Waveforms. • See page 23 for IC Block Diagram. • See page 24 for IC Pin Function. (Page (Page (Page 8) (Page 7) (Page 12) – 16 –...

  • Page 11: Printed Wiring Board - Panel Section

    TA-FB730R 3-7. PRINTED WIRING BOARD – PANEL SECTION – • Semiconductor Location • See page 5 for Circuit Boards Location. Ref. No. Location D902 D903 (Page 9) D904 D905 D906 D907 D908 B-10 D910 D912 D913 D914 D915 D916 D917...

  • Page 12: Schematic Diagram - Power Section

    TA-FB730R 3-8. SCHEMATIC DIAGRAM – POWER SECTION – (Page 12) (Page 11) – 20 – – 19 –...

  • Page 13: Printed Wiring Board - Power Section

    TA-FB730R 3-9. PRINTED WIRING BOARD – POWER SECTION – • See page 5 for Circuit Boards Location. EXCEPT UK, SP (Page 13) (Page 13) – 21 – – 22 –...

  • Page 14: Ic Block Diagrams

    3-11. IC PIN FUNCTION 3-10. IC BLOCK DIAGRAMS • IC902 Input Control & LED Drive (TMP47C103N-JP47) (PANEL BOARD) • Input section Pin No. Pin Name Function IC101 LC7821 X OUT System clock (4MHz) X IN RESET Reset input Mode select input VOL + Motor drive output (+) VOL –...

  • Page 15: Exploded Views

    SECTION 4 EXPLODED VIEWS NOTE: The components identified by • Abbreviation • Items marked “*” are not stocked since they are mark ! or dotted line with mark seldom required for routine service. Some delay : German model ! are critical for safety. : Singapore model should be anticipated when ordering these items.

  • Page 16: Front Panel Section

    Replace only with part number specified. Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-942-568-41 EMBLEM (NO.5), SONY * 63 1-669-497-11 SIRCS BOARD 4-965-651-01 EMBLEM (MOS) * 64 1-669-498-11 HP BOARD 4-974-510-01 SCREW (+BV 3X8 CU) * 65 1-669-494-11 SP-SW BOARD...

  • Page 17: Chassis Section

    4-3. CHASSIS SECTION supplied Q511 Q612 not supplied Q702 Q512 Q611 supplied supplied not supplied not supplied supplied supplied not supplied not supplied The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Ref.

  • Page 18: Electrical Parts List

    SECTION 5 INPUT ELECTRICAL PARTS LIST Note: • Due to standardization, replacements in the parts list • SEMICONDUCTORS The components identified by In each case, u: µ , for example: may be different from the parts specified in the mark ! or dotted line with mark uA...: µ...
  • Page 19 INPUT MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R202 1-259-500-11 CARBON 1/6W C712 1-126-967-11 ELECT 47uF C713 1-126-933-11 ELECT 100uF R203 1-259-500-11 CARBON 1/6W C714 1-126-964-11 ELECT 10uF R204 1-259-500-11 CARBON 1/6W C720 1-113-618-11 ELECT 2200uF R205 1-259-500-11 CARBON...
  • Page 20 MAIN OUTLET PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q600 8-729-045-15 TRANSISTOR 2SC5169-FG R610 1-259-183-11 CARBON 4.7K 1/4W Q601 8-729-201-53 TRANSISTOR 2SA1015-GR Q602 8-729-201-53 TRANSISTOR 2SA1015-GR ! R611 1-249-405-11 CARBON 1/4W F Q603 8-729-201-53 TRANSISTOR 2SA1015-GR R612 1-259-171-21 CARBON 1.5K...
  • Page 21 PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C403 1-136-155-00 FILM 0.015uF Q901 8-729-900-63 TRANSISTOR DTA124ES C404 1-136-165-00 FILM 0.1uF Q902 8-729-900-63 TRANSISTOR DTA124ES C405 1-136-165-00 FILM 0.1uF Q903 8-729-900-80 TRANSISTOR DTC114ES C406 1-130-471-00 MYLAR 0.001uF Q905 8-729-422-57 TRANSISTOR UN4111...
  • Page 22 PHONO PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R920 1-249-429-11 CARBON 1/4W C255 1-136-162-00 FILM 0.056uF R921 1-249-429-11 CARBON 1/4W C256 1-137-471-11 FILM 0.016uF R922 1-249-429-11 CARBON 1/4W C257 1-126-059-11 ELECT 10uF R923 1-249-429-11 CARBON 1/4W <...
  • Page 23 PHONO SIRCS SIRCS SUB SP-SW SP-TM Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R261 1-259-239-11 CARBON 1/4W < RESISTOR > R262 1-259-167-21 CARBON 1/4W R900 1-249-409-11 CARBON 1/4W F R901 1-249-403-11 CARBON 1/4W F ************************************************************** R903 1-249-429-11 CARBON 1/4W...
  • Page 24 SP-TM Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C702 1-124-995-11 ELECT 220uF ! R708 1-213-076-61 FUSIBLE C703 1-136-157-00 FILM 0.022uF R710 1-247-746-11 CARBON 1/2W F C704 1-104-664-11 ELECT 47uF R711 1-247-746-11 CARBON 1/2W F C705 1-104-664-11 ELECT 47uF <...
  • Page 25 Ref. No. Part No. Description Remark 3-866-636-11 MANUAL, INSTRUCTION (ENGLISH,FRENCH,SPANISH,PORTUGUESE)(AEP,G,MY,AUS) 3-866-636-21 MANUAL, INSTRUCTION (GERMAN,DUTCH,SWEDISH,ITALIAN)(AEP,G,MY,AUS) 3-866-636-41 MANUAL, INSTRUCTION (ENGLISH)(UK,SP) 4-981-643-01 COVER, BATTERY (for RM-S316) ************************************************************** ************* HARDWARE LIST ************* 7-685-885-09 SCREW +BVTT 4X16 (S) 7-685-872-09 SCREW +BVTT 3X8 (S) – 35 –...
  • Page 26 TA-FB730R Sony Corporation 99C0976-1 Printed in Japan © 1999. 3 9-928-831-11 Home A&V Products Company Published by Quality Assurance Dept. – 36 – (Shinagawa)

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