Sony sTR-V200 Service Manual
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Sony sTR-V200 Service Manual

Fm stereo/fm-am receiver
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STR-V200
SERVICE MANUAL
US Model
SPECIFICATIONS
— Continued on next page —
FM STEREO/FM-AM RECEIVER
MICROFILM
– 1 –

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Summary of Contents for Sony sTR-V200

  • Page 1: Schematic Diagram - Panel Section

    STR-V200 SERVICE MANUAL US Model SPECIFICATIONS — Continued on next page — FM STEREO/FM-AM RECEIVER MICROFILM – 1 –...
  • Page 2 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: Table Of Contents

    TABLE OF CONTENTS 1. SERVICING NOTE 4. EXPLODED VIEWS ............3 4-1. Case Section ................ 37 4-2. Chassis Section ..............38 2. GENERAL ................4 5. ELECTRICAL PARTS LIST ........39 3. DIAGRAMS 3-1. Circuit Boards Location ............6 3-2. Schematic Diagram – Main (1/3) Section – ......7 3-3.
  • Page 4 SECTION 2 GENERAL Front Panel Descriptions 1 1/u button 2 VIDEO button 3 TV/DBS button 4 TAPE/MD button 5 CD button 6 TUNER button 7 BASS BOOST indicator 8 MASTER VOLUME knob 9 BALANCE knob 10 TREBLE knob 11 BASS knob 12 SURROUND ON/OFF button 13 SET UP button 14 EFFECT/DELAY TIME button...
  • Page 5 This section is extracted from instruction manual. – 5 –...
  • Page 6 SECTION 3 DIAGRAMS 3-1. CIRCUIT BOARDS LOCATION SECONDARY board STANDBY board PRIMARY board MAIN board POWER SW board KEY board SPEAKER SW board VOL-TONE board DISPLAY board THIS NOTE IS COMMON FOR PRINTED WIRING • Voltages are taken with a VOM (Input impedance 10 MΩ). Voltage variations may be noted due to normal produc- BOARDS AND SCHEMATIC DIAGRAMS.

  • Page 7: Printed Wiring Board - Power Section

    STR-V200 3-2. SCHEMATIC DIAGRAM – MAIN (1/3) SECTION – • See page 6 for Waveforms. • See page 17 for Printed Wiring Board. • See page 33 for IC Pin Functions. • See page 35 for IC Block Diagrams. (Page 15)
  • Page 8 STR-V200 3-3. SCHEMATIC DIAGRAM – MAIN (2/3) SECTION – • See page 17 for Printed Wiring Board. • See page 35 for IC Block Diagrams. (Page 16) (Page 16) (Page 16) (Page 8) (Page 11) – 9 – – 10 –...
  • Page 9 STR-V200 3-4. SCHEMATIC DIAGRAM – MAIN (3/3) SECTION – • See page 17 for Printed Wiring Board. • See page 35 for IC Block Diagrams. (Page 10) (Page 8) (Page 8) – 11 – – 12 –...
  • Page 10 STR-V200 3-5. SCHEMATIC DIAGRAM – DISPLAY SECTION – • See page 6 for Waveforms. • See page 25 for Printed Wiring Board. • See page 35 for IC Block Diagrams. (Page 16) (Page 16) (Page 7) (Page 15) – 13 –...

  • Page 11: Printed Wiring Board - Display Section

    STR-V200 3-6. SCHEMATIC DIAGRAM – PANEL SECTION – • See page 31 for Printed Wiring Board. (Page 13) (Page 10) (Page 10) (Page 14) (Page 14) (Page 8) (Page 9) – 15 – – 16 –...
  • Page 12 STR-V200 3-7. PRINTED WIRING BOARD – MAIN SECTION – • See page 6 for Circuit Boards Location. (Conductor Side) Note: Conductor side equal an inversion of component side. • Semiconductor Location Ref. No. Location D610 D710 D721 D722 D723 D724...
  • Page 13 STR-V200 (Component Side) – 19 – – 20 –...
  • Page 14 STR-V200 3-8. PRINTED WIRING BOARD – POWER SECTION – • See page 6 for Circuit Boards Location. (Conductor Side) Note: Conductor side equal an inversion of component side. – 22 – – 21 –...

  • Page 15: Printed Wiring Board - 10 Key Section

    STR-V200 (Component Side) – 23 – – 24 –...
  • Page 16 STR-V200 3-9. PRINTED WIRING BOARD – DISPLAY SECTION – (Conductor Side) Note: Conductor side equal an inversion • See page 6 for Circuit Boards Location. of component side. – 25 – – 26 –...

  • Page 17: Printed Wiring Board - Panel Section

    STR-V200 (Component Side) – 27 – – 28 –...
  • Page 18 STR-V200 3-10. PRINTED WIRING BOARD – KEY SECTION – • See page 6 for Circuit Boards Location. (Conductor Side) Note: Conductor side equal an inversion of component side. (Component Side) – 30 – – 29 –...

  • Page 19: Ic Pin Functions

    STR-V200 (Component Side) 3-11. PRINTED WIRING BOARD – PANEL SECTION – • See page 6 for Circuit Boards Location. (Conductor Side) Note: Conductor side equal an inversion of component side. – 31 – – 32 –...
  • Page 20 3-12. IC PIN FUNCTIONS Pin Name Function Pin No. VOLUME UP Volume up • IC201 uPD78044FGF-064-3B9 VOLUME DOWN Volume down Pin No. Pin Name Function STANDBY Standby LED drive (Not used) DIG7 SYS. POWER System power ON/OFF DIG6 RDS. DATA. IN RDS data input (Not used) DIG5 RDS.

  • Page 21: Ic Block Diagrams

    6-13. IC BLOCK DIAGRAMS • Main section IC300 LV1016 INV-PHASE ADM-CONT SRAM L+DELAY R+DELAY VOL/MUTE OUT-FILTER – DC-OUT IN-FILTER (7k/5k) (40kHz) L–R S-TRIM (–6dB) B-NR IC401 LC7822 IC950 NJM2103D RESET – + VREF + – OUTC VSB/SESIN IN IN LEVEL SHIFT LATCH RESET –...
  • Page 22 IC301 LA2786 BPF1 NOISE NOISE FILTER BPF2 NOISE GENERATOR DATA BALANCE ENABLE VREF CONTROL V REF OSC1 DIVIDER CONTROL S-CH DC OUT C-CH DC OUT L-CH DC OUT R-CH DC OUT VREF L-OUT L-IN R-IN R-OUT S-OUT C-OUT CMODE-CAP. C-TRIM DC CUT R-BPF1 L-BPF1 R-BPF2...

  • Page 23: Exploded Views

    4-977-593-01 RING (DIA. 50), ORNAMENTAL * 15 4-921-941-01 CUSHION (FL) A-4411-214-A PANEL ASSY, FRONT * 16 4-210-383-01 HOLDER (FL TUBE) 4-996-698-41 EMBLEM, SONY 3-704-366-31 SCREW (CASE) (M3X6) A-4414-899-A KEY BOARD * 18 4-210-365-01 CASE 1-782-100-11 WIRE (FLAT TYPE) (23 CORE)

  • Page 24: Chassis Section

    4-2. CHASSIS SECTION not supplied Q754 Q603 Q753 Q604 Q654 Q653 #2 #2 Q704 Q703 supplied T901 not supplied 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 25: Electrical Parts List

    SECTION 5 DISPLAY 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 26 DISPLAY MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < COIL > S210 1-554-937-11 SWITCH, KEY BOARD (TUNING +) S214 1-554-937-11 SWITCH, KEY BOARD (FM) L401 1-410-509-11 INDUCTOR 10uH S215 1-554-937-11 SWITCH, KEY BOARD (AM) S216 1-554-937-11 SWITCH, KEY BOARD (MEMORY) <...
  • Page 27 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C342 1-126-962-11 ELECT 3.3uF C770 1-162-286-21 CERAMIC 220PF C343 1-126-962-11 ELECT 3.3uF C344 1-136-165-00 FILM 0.1uF C801 1-104-664-11 ELECT 47uF C345 1-136-165-00 FILM 0.1uF C802 1-104-664-11 ELECT 47uF C803 1-107-766-11 ELECT(BLOCK)
  • Page 28 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark D901 8-719-911-19 DIODE 1SS119-25 Q752 8-729-141-30 TRANSISTOR 2SC3623A-LK Q753 8-749-010-25 IC MN2488-OPY-M < EARTH > Q754 8-749-010-26 IC MP1620-OPY-M Q770 8-729-140-82 TRANSISTOR 2SA988-PAFAEA * G201 1-537-738-21 TERMINAL, EARTH Q801 8-729-140-97 TRANSISTOR 2SB734-34 * G202...
  • Page 29 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R459 1-249-417-11 CARBON 1/4W F R723 1-249-437-11 CARBON 1/4W R465 1-249-417-11 CARBON 1/4W F R724 1-249-425-11 CARBON 4.7K 1/4W F R470 1-249-441-11 CARBON 100K 1/4W R725 1-249-429-11 CARBON 1/4W R726 1-249-417-11 CARBON...
  • Page 30 MAIN POWER SW PRIMARY SECONDARY SPEAKER SW STANDBY VOL-TONE Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark TM701 1-537-240-11 TERMINAL BOARD (CHECKER PIN) 1-670-373-11 STANDBY BOARD (SPEAKER FRONT) ************** < TUNER > < CONNECTOR > TU001 1-233-593-11 ENCAPSULATED COMPONENT ! CNJ902 1-540-057-11 OUTLET, AC (POLAR)(AC OUTLET) CNP901 1-564-321-00 PIN, CONNECTOR 2P...
  • Page 31 VOL-TONE Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < IC > ACCESSORIES & PACKING MATERIALS ******************************* IC404 8-759-636-74 IC M5218AP-22 1-475-710-11 COMMANDER, STANDARD (RM-U302) < TRANSISTOR > 1-501-374-11 ANTENNA, LOOP 1-501-659-41 ANTENNA (FM) Q401 8-729-202-67 TRANSISTOR 2SK246-GR3 1-501-721-11 ANTENNA (LOOP) Q402 8-729-141-30 TRANSISTOR 2SC3623A-LK...
  • Page 32 STR-V200 98D097021-1 Sony Corporation Printed in Singapore © 1998. 4 9-922-845-11 Home A&V Products Company Published by General Engineering Dept. – 46 – (Shibaura)

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