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Sony STR-DE625 Service Manual

Sony fm stereo/fm-am receiver service manual
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See also: Owner's Manual
STR-DE625/V616

SERVICE MANUAL

US Model
Canadian Model
STR-DE625
Chinese Model
STR-V616
Photo : STR-DE625
Dolby Laboratories Licensing Corporation.
"DOLBY" the double-D symbol a "AC-3" and "PRO LOGIC"
are trademarks of Dolby Laboratories Licensing Corporation.
SPECIFICATIONS
— Continued on next page —
FM STEREO/FM-AM RECEIVER
MICROFILM

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Summary of Contents for Sony STR-DE625

  • Page 1: Service Manual

    SERVICE MANUAL US Model Canadian Model STR-DE625 Chinese Model STR-V616 Photo : STR-DE625 Dolby Laboratories Licensing Corporation. “DOLBY” the double-D symbol a “AC-3” and “PRO LOGIC” are trademarks of Dolby Laboratories Licensing Corporation. SPECIFICATIONS — Continued on next page —...
  • Page 2 — 2 —...

  • Page 3: Table Of Contents

    CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU PUBLISHED BY SONY.

  • Page 4: General

    @¶ @∞ @£ @¡ @º !• #∞ !§ !¢ !™ !º Photo : STR-DE625 !ª 1/u (POWER) button TAPE/MD button @º MULTI CURSOR CONTROL VIDEO 1 buttons @¡ DISPLAY REAR LEVEL +, – buttons Numeric buttons @™ SURROUND, BASS/TREBLE, INDEX indicators DIRECT TUNING button @£...
  • Page 5 [REAR PANEL] !º !¡ !¶ !• !ª !§ !∞ !¢ !£ !™ Photo : STR-DE625 !¡ ANTENNA (FM/AM) AC OUTLET !™ y SIGNAL GND FRONT SPEAKERS (A/B) !£ TV/DBS TAPE/MD !¢ VIDEO 1 !∞ MONITOR PHONO !§ WOOFER 5.1/DVD INPUT !¶...

  • Page 6: Test Mode

    SECTION 2 TEST MODE SOFTWARE VERSION DISPLAY MODE ALL CLEAR MODE * The software version is displayed. * All preset contents are cleared when this mode is activated. Use * Procedure: this mode before returning the product to clients upon completion While depressing the TUNER and the BASS BOOST buttons of repair.

  • Page 7: Diagrams

    STR-DE625/V616 SECTION 3 DIAGRAMS 3-1. CIRCUIT BOARDS LOCATION THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this necessary note is printed in each block.) For schematic diagrams. For printed wiring boards. Note: Note: STANDBY board •...

  • Page 8: Block Diagram -Main Section

    STR-DE625/V616 3-2. BLOCK DIAGRAM –MAIN SECTION– DOLBY PROLOGIC SURROUND AUDIO SELECT MATRIX DECODER PROCESSOR SELECTOR IC302 IC401 IC400 IC403 L.P.F TUNER UNIT LINE AMP IC404 L OUT L OUT IC306 L OUT RY301 75Ω BALANCE VOLUME S OUT RV402 RV401...

  • Page 9: Block Diagram -Power Section

    STR-DE625/V616 3-3. BLOCK DIAGRAM –POWER SECTION– POWER AMP(L) IC601 J701 R CH 13 VCC PHONES RY602 BOOSTER Q506 RELAY DRIVE LIMITER Q601 Q504 S155 • RCH is omitted LIMITER Q511 SPEAKERS Q505 • Signal Path PROTECTOR Q509,510 TM501 BOOSTER CUR DET...

  • Page 10: Printed Wiring Board - Amp Section

    STR-DE625/V616 3-4. PRINTED WIRING BOARD — AMP SECTION — • See page 7 for Circuit Boards Location. • Semiconductor Location Ref. No. Location Ref. No. Location D501 Q504 REAR D502 Q506 CENTER TM701 D503 Q507 SURROUND CNJ701 SPEAKERS D504 Q508...

  • Page 11: Schematic Diagram - Amp Section

    STR-DE625/V616 3-5. SCHEMATIC DIAGRAM — AMP SECTION — — 15 — — 16 —...

  • Page 12: Printed Wiring Board - Video Section

    STR-DE625/V616 3-6. PRINTED WIRING BOARD — VIDEO SECTION — • See page 7 for Circuit Boards Location. J300 TV/DBS :DE625 J301 VIDEO 2 VIDEO 1 TV/LD :V616 AUDIO AUDIO AUDIO AUDIO AUDIO TV/DBS :DE625 5.1/DVD J204 INPUT VIDEO 2 VIDEO 1...

  • Page 13: Schematic Diagram - Video Section

    STR-DE625/V616 3-7. SCHEMATIC DIAGRAM — VIDEO SECTION — • See pages 39 for IC Block Diagrams. — 19 — — 20 —...

  • Page 14: Printed Wiring Board - S Video Section

    STR-DE625/V616 3-8. PRINTED WIRING BOARD — S VIDEO SECTION — • See page 7 for Circuit Boards Location. • Semiconductor Location Ref. No. Location D251 DE625 MODEL D252 IC251 H-10 J1102 J1104 J1103 J1105 IC252 TV/DBS VIDEO 2 VIDEO 1...

  • Page 15: Schematic Diagram - S Video Section

    STR-DE625/V616 3-9. SCHEMATIC DIAGRAM — S VIDEO SECTION — — 23 — — 24 —...

  • Page 16: Printed Wiring Board - Input Section

    STR-DE625/V616 3-10. PRINTED WIRING BOARD — INPUT SECTION — • See page 7 for Circuit Boards Location. • Semiconductor Location Ref. No. Location V616 MODEL J299 D301 VIDEO 3 J298 D401 I-10 VIDEO AUDIO S VIDEO D402 H-12 (Page 22)

  • Page 17: Schematic Diagram - Input Section

    STR-DE625/V616 3-11. SCHEMATIC DIAGRAM — INPUT SECTION — • See page 39 for IC Block Diagrams. — 27 — — 28 —...

  • Page 18: Printed Wiring Board — Display Section

    STR-DE625/V616 3-12. PRINTED WIRING BOARD— DISPLAY SECTION — • See page 7 for Circuit Boards Location. • Semiconductor Location Ref. No. Location (Page 18) (Page 26) (Page 26) (Page 13) (Page 30) (Page 14) D101 C-11 VIDEO INPUT STANDBY(2) INPUT BOARD...

  • Page 19: Schematic Diagram - Display Section

    STR-DE625/V616 3-13. SCHEMATIC DIAGRAM — DISPLAY SECTION — • See page 8 for Waveform. See page 37 for IC Pin Function Description. See page 39 for IC Block Diagrams. — 31 — — 32 —...

  • Page 20: Printed Wiring Board- Power Section

    STR-DE625/V616 3-14. PRINTED WIRING BOARD— POWER SECTION — • See page 7 for Circuit Boards Location. • Semiconductor Location Ref. No. Location (Page 26) D122 DISPLAY BOARD CNE102 D123 STANDBY (2) BOARD REAR AMP BOARD SP SW BOARD D543 D605...

  • Page 21: Schematic Diagram - Power Section

    STR-DE625/V616 3-15. SCHEMATIC DIAGRAM — POWER SECTION — • See page 39 for IC Block Diagrams. — 35 — — 36 —...

  • Page 22: Ic Pin Function Description

    STR-DE625/V616 3-16. IC Pin Function Description • IC103 uPD780208FGF (DISPLAY BOARD) Pin No. Pin Name Description Pin No. Pin Name Description — Power Supply (+5 V) P123/FIP48 Volume – Video IC SW1 P122/EIP47 Volume + P36/BUZ Video IC SW2 P121/FIP46...

  • Page 23: Ic Block Diagrams

    3-17. IC BLOCK DIAGRAMS IC001,701 uPC2581V (INPUT BOARD) BIAS CIRCUIT PROTECTOR DRIVE DRIVE DRIVE DRIVE IC106 BA6208 (DISPLAY BOARD) MOTOR SWITCH DRIVE MOTOR SWITCH DRIVE IC201 NJM2296D (VIDEO BOARD) Vin1 Vin2 Vout1 Vin3 Vout2 Vin4 Vin5 Vout3 — 39 —...
  • Page 24 IC400 CXA8081S (SURR BOARD) SRA1-8K PDM-COUT INV-PHPSE R+DELAY L+DELAY 5K/7K-L.P.F. VOL/MUTE 20KH-L.P.F. -6DBL +R B-NR RS-TRIM R-STEREO LS-TRIM IC401 CXA8079S (SURR BOARD) 30 29 28 C-TRIM R-B.P.F. L+R-RECT VCS-LOG N-GEN N-BPF BAL-DET L-R-RECT DUAL-TIME SMUTE CMODE N-OH BALCONT R-RECT COMB-NET VCRX8 VLR-LOG L-B.P.F.
  • Page 25 IC302 LC7822 (INPUT BOARD) IC403 LC7823 (SURR BOARD) L COM1 R COM1 L COM2 R COM2 L COM3 R COM3 IN IN R COM4 L COM4 LEVEL SHIFT LEVEL SHIFT LATCH RESET LATCH SHIFT RESISTOR SHIFT RESISTOR IC502 TC9184P (INPUT BOARD) IC901 NJM2103D (STANDBY(2) BOARD) –9V...

  • Page 26: Exploded Views

    A-4407-570-A DISPLAY BOARD, COMPLETE (DE625) X-4949-750-1 KNOB ASSY (C5)(GOLD) A-4407-579-A DISPLAY BOARD, COMPLETE (V616) 4-977-358-11 CUSHION 3-710-901-01 SCREW, TAPPING (GOLD) 4-996-698-01 EMBLEM, SONY (SILVER) 3-710-901-11 SCREW, TAPPING (BLACK) 4-996-698-11 EMBLEM, SONY (GOLD) * 11 4-982-682-01 CASE (414532)(BLACK) X-4949-742-1 PANEL ASSY (D5), FRONT (BLACK) (DE625:CND)

  • Page 27: Chassis Section

    4-2. CHASSIS SECTION supplied T901 not supplied supplied supplied supplied supplied supplied supplied not supplied Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks * 51 1-669-443-11 H.P BOARD 1-693-408-21 TUNER (V616) * 52 1-669-449-11 STANDBY BOARD * 65 A-4407-578-A INPUT BOARD, COMPLETE (DE625) * 53...

  • Page 28: Electrical Parts List

    SECTION 5 ELECTRICAL PARTS LIST NOTE: • -XX, -X mean standardized parts, so they may • COILS When indicating parts by reference number, have some difference from the original one. uH: µH please include the board name. • Items marked “*” are not stocked since they •...
  • Page 29 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < EARTH > < RESISTOR > * EB702 1-537-738-21 TERMINAL, EARTH R501 1-249-432-11 CARBON 1/4W * EB703 1-537-738-21 TERMINAL, EARTH R503 1-249-432-11 CARBON 1/4W R504 1-249-429-11 CARBON 1/4W <...
  • Page 30 BALANCE CONNECTOR DISPLAY Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks ! R625 1-249-408-81 CARBON 1/4W F < CAPACITOR > ! R626 1-233-352-41 ENCAPSULATED COMPONENT R627 1-247-850-11 CARBON 6.2K 1/4W C101 1-164-159-11 CERAMIC 0.1uF R628 1-249-419-11 CARBON 1.5K 1/4W F C102...
  • Page 31 DISPLAY Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < CONNECTOR > < TRANSISTOR > * CND101 1-564-496-11 PIN, CONNECTOR 3P Q101 8-729-900-36 TRANSISTOR DTC124ES * CND103 1-564-500-11 PIN, CONNECTOR 7P Q102 8-729-900-63 TRANSISTOR DTA124ES * CND104 1-564-498-11 PIN, CONNECTOR 5P Q103 8-729-900-36 TRANSISTOR DTC124ES * CNE102 1-564-519-11 PLUG, CONNECTOR 4P...
  • Page 32 DISPLAY INPUT Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R148 1-249-425-11 CARBON 4.7K 1/4W F RR125 1-249-437-11 CARBON 1/4W R149 1-249-411-11 CARBON 1/4W RR126 1-249-437-11 CARBON 1/4W R150 1-249-411-11 CARBON 1/4W RR127 1-249-437-11 CARBON 1/4W R151 1-249-411-11 CARBON 1/4W...
  • Page 33 INPUT Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < CAPACITOR > C463 1-164-159-11 CERAMIC 0.1uF C464 1-126-934-11 ELECT 220uF C001 1-126-964-11 ELECT 10uF C490 1-126-963-11 ELECT 4.7uF C002 1-162-282-31 CERAMIC 100PF C508 1-136-495-11 FILM 0.068uF C003 1-102-233-00 CERAMIC 33PF...
  • Page 34 INPUT Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C5001 1-126-965-11 ELECT 22uF < TRANSISTOR > C5051 1-126-965-11 ELECT 22uF CC01 1-162-282-31 CERAMIC 100PF Q300 8-729-922-37 TRANSISTOR 2SD2144S CC02 1-162-286-31 CERAMIC 220PF Q301 8-729-922-37 TRANSISTOR 2SD2144S CC04 1-162-282-31 CERAMIC 100PF...
  • Page 35 INPUT Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R356 1-249-425-11 CARBON 4.7K 1/4W F R515 1-249-441-11 CARBON 100K 1/4W R357 1-247-807-31 CARBON 1/4W R516 1-247-843-11 CARBON 3.3K 1/4W R358 1-247-807-31 CARBON 1/4W R517 1-247-883-00 CARBON 150K 1/4W R359...
  • Page 36 INPUT REARAMP S (LINK) Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R3007 1-249-441-11 CARBON 100K 1/4W < RESISTOR > R3008 1-249-425-11 CARBON 4.7K 1/4W F R3009 1-249-441-11 CARBON 100K 1/4W R706 1-247-881-00 CARBON 120K 1/4W R3010 1-249-434-11 CARBON 1/4W...
  • Page 37 S (LINK) S VIDEO Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < RESISTOR > < RESISTOR > R1102 1-249-417-11 CARBON 1/4W F R251 1-249-403-11 CARBON 1/4W F R1103 1-247-843-11 CARBON 3.3K 1/4W R252 1-249-429-11 CARBON 1/4W R1104 1-247-843-11 CARBON...
  • Page 38 SP SW STANDBY Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < TRANSISTOR > 1-669-442-11 SP SW BOARD ************ Q544 8-729-119-79 TRANSISTOR 2SC2785-FEK Q609 8-729-281-53 TRANSISTOR 2SC1815-GR < CONNECTOR > Q610 8-729-900-63 TRANSISTOR DTA124ES Q611 8-729-900-63 TRANSISTOR DTA124ES * CNS104 1-695-808-11 CONNECTOR, PC BOARD 8P Q645 8-729-119-79 TRANSISTOR 2SC2785-FEK...
  • Page 39 STANDBY(2) SURR Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks A-4407-589-A STANDBY (2) BOARD, COMPLETE C356 1-126-933-11 ELECT 100uF C357 1-126-514-11 ELECT 22uF *************************** C358 1-126-514-11 ELECT 22uF < CAPACITOR > C400 1-102-951-00 CERAMIC 15PF C401 1-136-165-00 FILM 0.1uF C901...
  • Page 40 SURR C454 1-126-162-11 ELECT 3.3uF R401 1-249-436-11 CARBON 1/4W C455 1-126-162-11 ELECT 3.3uF R402 1-249-425-11 CARBON 4.7K 1/4W F C456 1-124-250-11 ELECT 0.15uF R403 1-249-417-11 CARBON 1/4W F C457 1-124-250-11 ELECT 0.15uF R451 1-249-435-11 CARBON 1/4W C458 1-124-261-00 ELECT 10uF R458 1-249-436-11 CARBON 1/4W...
  • Page 41 VIDEO 3 VIDEO C211 1-164-159-11 CERAMIC 0.1uF C212 1-164-159-11 CERAMIC 0.1uF S107 1-762-751-11 SWITCH, TACTILE (5) C213 1-126-933-11 ELECT 100uF S108 1-762-751-11 SWITCH, TACTILE (SOUND FIELD ON/OFF) C214 1-126-933-11 ELECT 100uF S109 1-762-750-11 SWITCH, TACTILE (TUNER) S110 1-762-750-11 SWITCH, TACTILE (VIDEO 1) <...
  • Page 42 STR-DE625/V616 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 1-769-877-11 WIRE (FLAT TYPE) (7 CORE) 1-773-022-11 WIRE (FLAT TYPE) (15 CORE) ! T901 1-431-809-11 TRANSFORMER, POWER (US,CND) ! T901 1-431-811-11 TRANSFORMER, POWER (CH) ************************************************************ ACCESSORIES & PACKING MATERIALS...

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