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Sony SAVA-29 Service Manual

Home theater active speaker system
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SERVICE MANUAL
This unit is composed of the front speaker and the following units.
REAR SPEAKER
EXTERNAL CENTER SPEAKER
MICROFILM
(Center)
(Rear)
(L-ch)
SS-SR171
SS-CN15AV
SPECIFICATIONS
HOME THEATER ACTIVE SPEAKER SYSTEM
SAVA-29
Canadian Model
(R-ch)
— Continued on next page —
US Model
E Model

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Summary of Contents for Sony SAVA-29

  • Page 1 SAVA-29 SERVICE MANUAL US Model Canadian Model E Model (Center) (Rear) (L-ch) (R-ch) This unit is composed of the front speaker and the following units. REAR SPEAKER SS-SR171 EXTERNAL CENTER SPEAKER SS-CN15AV SPECIFICATIONS — Continued on next page — HOME THEATER ACTIVE SPEAKER SYSTEM...

  • Page 2: Table Of Contents

    MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS DANS LES SUPPÉMENTS PUBLIÉS PAR SONY.

  • Page 3: Test Mode

    TEST MODE MODE ALL FLUORESCENT INDICATOR TUBES • Parts Location LIGHT [KEY BOARD] — SOLDELING side — When the AC plug is inserted to the power outlet with pressing the CN552 MASTER VOL + button and S.WOOFER button displayed model name, after the all fluorescent indicator tubes light.

  • Page 4: General

    SECTION 1 GENERAL LEFT CHANNEL SPEAKER/CENTER CHANNEL WOOFER CENTER CHANNEL TWEETERS RIGHT CHANNEL SPEAKER/CENTER CHANNEL WOOFER SUPER WOOFER REAR SPEAKER EXTERNAL CENTER SPEAKER REMOTE COMMANDER FRONT SPEAKER (L-CH) — 4 —...

  • Page 5: Disassembly

    SAVA-29 SECTION 2 SECTION 3 DISASSEMBLY DIAGRAM 2-1. REMOVAL AMPLIFIER BLOCK (FRONT SPEAKER: L-CH) 3-1. CIRCUIT BOARDS LOCATION POW-SR board POWER board POW-CSW board INPUT board 8 Three screws POW-LR board 7 Display panel assy (4 × 25) 5 Four screws (4 ×...

  • Page 6: Schematic Diagram -Dolby Section

    SAVA-29 3-2. SCHEMATIC DIAGRAM — DOLBY SECTION — • See page 30 for IC Block Diagrams. — 8 — — 7 —...

  • Page 7: Printed Wiring Board -Dolby Section

    SAVA-29 3-3. PRINTED WIRING BOARDS — DOLBY SECTION — • See page 6 circuit boards location. J401 5.1/DVD IN REAR FRONT CENTER WOOFER DOLBY BOARD (11) 1-670-184- (Page 24) (Page 24) — 10 — — 9 —...

  • Page 8: Schematic Diagram -Display Section

    SAVA-29 3-4. SCHEMATIC DIAGRAM — DISPLAY SECTION — • See page 6 for Waveforms. • See page 29 for IC Pin Functions. — 12 — — 11 —...
  • Page 9 SAVA-29 3-5. PRINTED WIRING BOARDS — DISPLAY SECTION — • See page 6 circuit boards location. DISPLAY BOARD KEY BOARD FL501 (FLUORESCENT INDICATOR TUBE) CENTER INPUT SURROUND MODE S.WOOFER MASTER VOL ON(GREEN)/READY (STANDBY) 1-670-186- (11) • Semiconductor Location Ref. No. Location...

  • Page 10: Schematic Diagram -Power Section

    SAVA-29 3-6. SCHEMATIC DIAGRAM — POWER SECTION — — 16 — — 15 —...
  • Page 11 SAVA-29 3-7. PRINTED WIRING BOARDS — POWER SECTION — • See page 6 circuit boards location. POW-SR BOARD POW-CSW BOARD POW-LR BOARD • Semiconductor Location Ref. No. Location D631 H-11 D632 H-11 D701 IC601 A-10 IC602 A-12 IC603 IC604 IC605...

  • Page 12: Schematic Diagram -Power Transformer Section

    SAVA-29 3-8. SCHEMATIC DIAGRAM — POWER TRANSFORMER SECTION — • See page 30 for IC Block Diagrams. — 20 — — 19 —...

  • Page 13: Printed Wiring Board -Power Transformer Section

    SAVA-29 3-9. PRINTED WIRING BOARDS — POWER TRANSFORMER SECTION — • See page 6 circuit boards location. PS BOARD T2 BOARD T1 BOARD T900 POWER TRANSFORMER F902 F901 F903 J702 REAR SPEAKER (Page 24) 1-670-187- (11) J701 1-670-188- (11) EXTERNAL...
  • Page 14 SAVA-29 3-10. PRINTED WIRING BOARDS — MAIN SECTION — • See page 6 circuit boards location. • Semiconductor REG BOARD Location Ref. No. Location D101 (Page 10) (Page 18) D102 (11) 1-670-196- D303 F-12 D804 INPUT BOARD MAIN BOARD D805...

  • Page 15: Schematic Diagram-Main Section (1/2)

    SAVA-29 3-11. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • See page 30 for IC Block Diagrams. — 26 — — 25 —...

  • Page 16: Schematic Diagram -Main Section (2/2)

    SAVA-29 3-12. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • See page 30 for IC Block Diagrams. — 28 — — 27 —...

  • Page 17: Ic Pin Function

    Not used (Not connected) REAR POWER Wireless rear power transmission control output S/W BOOST Sub woofer volume adjustment control output U SET SW SAVA-29/59 discrimination input C EXT SW External/internal center speaker selection control input TV/SW Control S (TV) select control input ...

  • Page 18: Ic Block Diagrams

    3-14. IC BLOCK DIAGRAMS IC400 CXA8081S (DOLBY BOARD) AGND PDM-COUT SRA1-8K INV-PHASE R+DELAY L+DELAY 5K/7K-L.P.F. VOL/MUTE 20KH-L.P.F. B-NR -6dB RS-TRIM R-STEREO LS-TRIM VREF 17 18 IC401 CXA8079S (DOLBY BOARD) 47 46 45 44 43 30 29 28 C-TRIM R-B.P.F. L+R-RECT VCS-LOG N-GEN N-BPF...
  • Page 19 µPC1237HA (PS BOARD) IC701 OVER LOAD DET MUTE OFFSET DET LATCH/ AUTORESET AC OFF IC201, 251 LC75373ED (MAIN BOARD) – LFIN – – – LFOUT – LSELO LROUT – – – VREF SHIFT DECODER LATCH CONTROL REGISTER – – – RROUT RSELO –...

  • Page 20: Exploded Views

    SECTION 4 EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may • The mechanical parts with no reference number When indicating parts by reference number, have some differences from the original one. in the exploded views are not supplied. please include the board name.

  • Page 21: System (R) Assy

    4-2. SYSTEM (R) ASSY Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 4-991-883-01 FRAME, ORNAMENT * 58 A-4411-167-A CABINET (R) ASSY, SPEAKER X-4948-752-1 FRAME (R) ASSY, GRILLE * 59 4-210-649-01 PANEL (R), BACK 4-929-125-01 SCREW (M4 × 16), TAPPING 1-505-681-11 SPEAKER (5cm) 4-951-733-01 CATCHER 4-973-511-21 COVER (W)
  • Page 22 4-3. ANPLIFIER SECTION not supplied not supplied not supplied not supplied not supplied T900 SP, MY MODEL not supplied US, CND MODEL Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 1-773-241-11 WIRE (FLAT TYPE) (25 CORE) * 108 1-670-187-11 T1 BOARD * 102...

  • Page 23: Rear Speaker Section

    4-4. REAR SPEAKER SECTION (SS-SR171) not supplied Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks X-4948-740-1 PANEL ASSY, FRONT 1-765-663-11 CORD 1-505-682-11 SPEAKER (8cm) 4-929-125-01 SCREW (M4X16), TAPPING — 35 —...

  • Page 24: Center Speaker Section

    4-5. EXTERNAL CENTER SPEAKER SECTION (SS-CN15VA) Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks X-4950-386-1 PANEL ASSY, FRONT X-4945-977-1 CABINET ASSY, SPEAKER 1-505-298-11 SPEAKER (8CM) — 36 —...

  • Page 25: Electrical Parts List

    SECTION 5 DISPLAY ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • RESISTORS When indicating parts by reference number, parts list may be different from the parts All resistors are in ohms. please include the board name. specified in the diagrams or the components METAL: metal-film resistor The components identified by mark ! or...
  • Page 26 DISPLAY DOLBY Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R561 1-249-415-11 CARBON 1/4W F C447 1-126-963-11 ELECT 4.7uF R562 1-249-437-11 CARBON 1/4W C448 1-126-959-11 ELECT 0.47uF R563 1-249-437-11 CARBON 1/4W C449 1-126-959-11 ELECT 0.47uF R564 1-247-807-31 CARBON 1/4W C450...
  • Page 27 DOLBY MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R472 1-247-895-91 CARBON 470K 1/4W C207 1-126-960-11 ELECT C208 1-126-964-11 ELECT 10uF < DIODE > C211 1-126-960-11 ELECT C212 1-126-960-11 ELECT SVC201 8-719-070-77 DIODE SVC201SPA-M1-AC C213 1-136-168-00 FILM 0.18uF ************************************************************...
  • Page 28 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C351 1-126-960-11 ELECT < JACK > C352 1-126-961-11 ELECT 2.2uF C353 1-126-960-11 ELECT J101 1-779-688-11 JACK, PIN 6P (1/2) C354 1-126-961-11 ELECT 2.2uF J103 1-774-136-11 CONNECTOR, ROUND TYPE 6P C355 1-126-960-11 ELECT (WIRELESS REAR SPEAKER)
  • Page 29 MAIN POWER Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R289 1-249-417-11 CARBON 1/4W F R387 1-249-417-11 CARBON 1/4W F R290 1-249-417-11 CARBON 1/4W F R388 1-249-417-11 CARBON 1/4W F R291 1-247-863-91 CARBON 1/4W R390 1-249-417-11 CARBON 1/4W F R292 1-247-863-91 CARBON...
  • Page 30 POWER Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C626 1-136-165-00 FILM 0.1uF ! R621 1-249-381-11 CARBON 1/4W F C627 1-136-165-00 FILM 0.1uF R622 1-249-435-11 CARBON 1/4W C628 1-136-165-00 FILM 0.1uF R623 1-249-414-11 CARBON 1/4W F C629 1-136-165-00 FILM 0.1uF...
  • Page 31 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < DIODE > 1-670-187-11 T1 BOARD ******** D901 8-719-062-39 DIODE D4SBL20UF1 D902 8-719-200-82 DIODE 11ES2 1-533-217-31 HOLDER, FUSE D903 8-719-200-82 DIODE 11ES2 D904 8-719-200-82 DIODE 11ES2 < CONNECTOR > D905 8-719-200-82 DIODE 11ES2 CN901...
  • Page 32 SAVA-29 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks ACCESSORIES & PACKING MATERIALS ******************************* 1-475-787-11 COMMANDER, STANDARD (RM-J59) 1-551-734-61 CORD, CONNECTION (PIN CABLE) 1-751-347-11 CORD, CONNECTION (for REAR SPEAKER) 1-775-531-11 CORD, CONNECTION (for FRONT L-R CONNECTION)

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