Dolby Laboratories LC-19SB25U Manuel de service

1SERVICE MANUALE ModelAustralian ModelSTR-K1600MULTI CHANNEL AV RECEIVERAmplifier sectionPower Output 1)Stereo mode output (rated) (6 ohms, 1 kHz,THD

10STR-K16002-4. DIGITAL BOARD2-5. MAIN BOARD SECTION4 screw (+BVTP 3 × 8)5 DIGITAL board 1 CNP505 (7P)3 CNP512 (3P)2 CNP503 (8P)7 two screws (

11STR-K16002-6. STANDBY BOARD5 STANDBY board2 CNP804 (3P)3 CNP805 (3P)1 CNP902 (2P)4 screw (+BVTP 3 × 8)

12STR-K1600SECTION 3TEST MODEAM CHANNEL STEP 9 kHz/10 kHz SELECTIONMODE (E51 model only)* Either the 9 kHz step or 10 kHz step can be selected for the

13STR-K1600SECTION 4FM TUNER CHECKFM AUTO STOP CHECK(1) Turn on the set.(2) Input the following signal from Signal Generator to FMantenna input direct

14STR-K1600• Circuit Boards LocationSECTION 5DIAGRAMSMAIN boardDIGITAL boardHDMI SW boardVIDEO boardDCDC board(AUS, MY, SP, TH model)DISPLAY boardPOWE

STR-K160015 15STR-K16005-1. BLOCK DIAGRAM — TUNER/AUDIO SECTION —(Page 16)(Page 20)C-CHSR-CHR-CHSL-CHL-CHR-INL-INSWSELCSELSLSELR-CHR-CHR-CHDIRFUNCTION

STR-K16001616STR-K16005-2. BLOCK DIAGRAM — DIGITAL SECTION —(Page 15)(Page 15)• Signal path : TUNER (FM/AM) : VIDEO (AUDIO)

STR-K160017 17STR-K16005-3. BLOCK DIAGRAM — VIDEO SECTION —1CH1 IN1CH2 IN2CH2 IN1CH3 IN2CH3 IN1CH1 IN2CH2 IN3CH3 IN3CHI OUTCH2 OUTCH3 OUT2 4YPB/CBPR/C

STR-K16001818STR-K16005-4. BLOCK DIAGRAM — HDMI SW SECTION —HDMI_CTRLHDMI_PREHDMI_OEBHDMI_SISYSTEM CONTROLIC1101 (4/6)8988878677A24DATA2+DATA2–DATA1+D

STR-K160019 19STR-K16005-5. BLOCK DIAGRAM — KEY/DISPLAY SECTION —83FL DISPLAY DRIVERIC10014I29•3182293056656454SW NETWORK S101-108RV102MASTERVOLUME565

2STR-K1600InputsAnalog Sensitivity: 800 mV/50 kohmsDigital (Coaxial) Impedance: 75 ohmsOutputs (Analog)AUDIO OUT Voltage: 800 mV/10 kohmsSUB WOOFER Vo

STR-K16002020STR-K16005-6. BLOCK DIAGRAM — POWER SECTION —(Page 15)81211DRIVEPOWER AMPQ701-704CURRENTDETECTQ705,706RY701D729PRE DRIVERIC701IN 2+VOUT2-

STR-K160021 21STR-K1600for schematic diagram:• All capacitors are in µF unless otherwise noted. (p: pF)50 WV or less are not indicated except for elec

STR-K16002222STR-K16005-7. PRINTED WIRING BOARDS — MAIN SECTION — • Refer to page 14 for Circuit Boards Location. : Uses unleaded solder.1ABCDEFGH23

STR-K160023 23STR-K16005-8. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 41 for IC Block Diagrams.VIDEO 3BOARDCN201FHDISPLAYBOARDCN108GDC

STR-K16002424STR-K16005-9. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 41 for IC Block Diagrams.IC B/DIC B/DIC B/D2.91.1-1.1-45.30000-45

STR-K160025 25STR-K16005-10. PRINTED WIRING BOARD — DIGITAL SECTION (1/2) — • Refer to page 14 for Circuit Boards Location. : Uses unleaded solder.1

STR-K16002626STR-K16005-11. PRINTED WIRING BOARD — DIGITAL SECTION (2/2) — • Refer to page 14 for Circuit Boards Location. : Uses unleaded solder.1A

STR-K160027 27STR-K16005-12. SCHEMATIC DIAGRAM — DIGITAL SECTION (1/4) — • Refer to page 21 for Waveforms and page 42 for IC Block Diagrams.123NSTAND

STR-K16002828STR-K16005-13. SCHEMATIC DIAGRAM — DIGITAL SECTION (2/4) — • Refer to page 42 for IC Block Diagrams.4DIGITAL BOARD(3/4)5DIGITAL BOARD(4/

STR-K160029 29STR-K16005-14. SCHEMATIC DIAGRAM — DIGITAL SECTION (3/4) — • Refer to page 21 for Waveforms and page 45 IC Pin Descriptions.DIGITAL BOA

3STR-K1600SAFETY-RELATED COMPONENT WARNING!!COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINEWITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND I

STR-K16003030STR-K16005-15. SCHEMATIC DIAGRAM — DIGITAL SECTION (4/4) — • Refer to page 21 for Waveforms and page 47 for IC Pin Descriptions.MDISPLAY

STR-K160031 31STR-K16005-16. PRINTED WIRING BOARDS — VIDEO SECTION — • Refer to page 14 for Circuit Boards Location. : Uses unleaded solder.1ABCDEFG

STR-K16003232STR-K16005-17. SCHEMATIC DIAGRAM — VIDEO SECTION — • Refer to page 43 for IC Block Diagrams.IC B/DIC B/D500000000000-500000500000050-50-

STR-K160033 33STR-K16005-18. PRINTED WIRING BOARD — HDMI SW SECTION — • Refer to page 14 for Circuit Boards Location. : Uses unleaded solder.IC5001

STR-K16003434STR-K16005-19. SCHEMATIC DIAGRAM — HDMI SW SECTION — • Refer to page 44 for IC Block Diagrams.IC B/DIC B/DCN5001CN5002TP5001TP5002IC5003

STR-K160035 35STR-K16005-20. PRINTED WIRING BOARDS — DCAC, POWER KEY SECTION —• Refer to page 14 for Circuit Boards Location. : Uses unleaded solder.

STR-K16003636STR-K16005-22. PRINTED WIRING BOARD — DISPLAY SECTION — • Refer to page 14 for Circuit Boards Location. : Uses unleaded solder.1ABCDE23

STR-K160037 37STR-K16005-23. SCHEMATIC DIAGRAM — DISPLAY SECTION —-18.2-18.3-20-22-19.9-16.2-14.3-19.8-19.8-19.8-12.402.9055-18.2-18.2-18.2-18.2-18.2-

STR-K16003838STR-K16005-24. PRINTED WIRING BOARD — POWER SECTION — • Refer to page 14 for Circuit Boards Location. : Uses unleaded solder.D901 D-1D9

STR-K160039 39STR-K1600DIGITALBOARD(1/4)CNP505NMAINBOARD(1/2)CN915IMAINBOARD(2/2)CNP801JMAINBOARD(1/2)CNP802KDCDC BOARDCN4001S0.80.200.6AUS,MY,SP,TH M

4STR-K1600TABLE OF CONTENTS1. GENERALDescription and location of parts... 52. DISASSEMBLY2-1. Case ...

STR-K16004040STR-K16005-27. SCHEMATIC DIAGRAM — DCDC SECTION (AUS, MY, SP, TH MODEL) —STANDBY BOARDCNP804SDIGITALBOARD(2/4)CNP512O(AUS,MY,SP,TH MODEL)

41STR-K1600Ver. 1.1• IC Block DiagramsIC401 BD3451KS (MAIN BOARD (1/2))IC501 µPC2581V-S (MAIN BOARD (2/2))IC601 µPC2581V-S (MAIN BOARD (2/2))IC701

42STR-K1600Ver. 1.1IC1301 LC89056W-E (DIGITAL BOARD (1/4))IC1401 PCM1803DBR (DIGITAL BOARD (2/4))1314CKOUT12A.GND11AVDD4DIN110LPF9VIN8R7DVDD6D.GND5D

43STR-K1600Ver. 1.1IC1452 PCM1609APT (DIGITAL BOARD (2/4))IC203 NJM2595D (VIDEO BOARD)1M.OUT2SW58VEE3SAT4SW35DVD6SW47NCS3S1S2 S4S6S7S516VCCSW2V3V1OU

44STR-K1600Ver. 1.1IC5002 TK11150CSCL-G (HDMI SW BOARD)IC5006 BA00BC0WFP-E2 (HDMI SW BOARD)THERMALSHUT DOWNOVER CURRENTPROTECTVDDVCC2GND3NC5OUT4CTL1

45STR-K1600Ver. 1.1• IC Pin DescriptionsIC1501 CXD9718BQ (DSP) (DIGITAL BOARD (3/4))Pin No. Pin Name I/O Pin Description1 VSS — Ground2 XRST I Reset s

46STR-K1600Ver. 1.1Pin No. Pin Name I/O Pin Description57 MOD1 I Operation mode signal input (L: 386fs, H: 256fs) (Fixed at H)58 MOD0 I Operation mode

47STR-K1600Ver. 1.1IC1101 MB90F045PF-G-9050-SPE1 (SYSTEM CONTROL) (DIGITAL BOARD (4/4))Pin No. Pin Name I/O Pin Description1DATAO I Serial data line s

48STR-K1600Ver. 1.1Pin No. Pin Name I/O Pin Description53 RDS_DATA I RDS data input (Not used in this set)54 SIRCS I SIRCS signal input55 HP_DETECT I

49STR-K1600Ver. 1.1SECTION 6EXPLODED VIEWSRef. No. Part No. Description Remark6-1. CASE SECTIONRef. No. Part No. Description Remark12-661-145-11 CASE

5STR-K1600SECTION 1GENERALThis section is extractedfrom instruction manual.5GBGetting StartedDescription and location of partsFront panelGetting Start

50STR-K1600Ver. 1.16-2. FRONT PANEL SECTIONRef. No. Part No. Description Remark Ref. No. Part No. Description Remark51 X-2176-079-1 FRONT PANEL ASSY (

51STR-K1600Ver. 1.16-3. BACK PANEL SECTIONRef. No. Part No. Description Remark Ref. No. Part No. Description Remark101 1-829-953-11 WIRE (FLAT TYPE) (

52STR-K1600Ver. 1.1Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark151 A-1223-131-A MAIN BOARD, COMPLETE (MY,SP,TH)151 A-1223

53STR-K1600SECTION 7ELECTRICAL PARTS LISTNOTE:• Due to standardization, replacements inthe parts list may be different from theparts specified in the

54STR-K1600Ref. No. Part No. Description Remark Ref. No. Part No. Description RemarkA-1223-018-A DIGITAL BOARD, COMPLETE (MY,SP,TH)A-1223-019-A DIGITA

55STR-K1600Ref. No. Part No. Description Remark Ref. No. Part No. Description RemarkC1502 1-100-566-11 CERAMIC CHIP 0.1uF 10% 25VC1503 1-100-566-11 CE

56STR-K1600Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark< JACK >J1301 1-793-446-21 JACK, PIN 1P (DIGITAL DVD IN (COA

57STR-K1600Ref. No. Part No. Description Remark Ref. No. Part No. Description RemarkR1306 1-216-801-11 METAL CHIP 22 5% 1/10WR1307 1-216-809-11 METAL

58STR-K1600Ref. No. Part No. Description RemarkX1502 1-813-276-21 QUARTZ, CRYSTAL (13.9MHz)***********************************************************

59STR-K1600Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark< CONNECTOR >CN5001 1-820-735-11 CONNECTOR, HDMI 19P (HDMI D

6STR-K16009GBGetting StartedRear panel1452376YPB/CBPR/CRHDMIDVD IN VIDEO 2/BD IN OUTSA-CD/CD/CD-RD-LIGHTSYNC OUTTVLROUT IN INSATAUDIO INVIDEO INDVDAUD

60STR-K1600Ref. No. Part No. Description Remark Ref. No. Part No. Description RemarkC506 1-162-927-11 CERAMIC CHIP 100PF 5% 50VC507 1-162-927-11 CERAM

61STR-K1600Ref. No. Part No. Description Remark Ref. No. Part No. Description RemarkC3024 1-126-963-11 ELECT 4.7uF 20% 50V(AUS,MY,SP,TH)C3025 1-164-15

62STR-K1600Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark< JACK >J308 1-820-948-11 JACK, PIN 4P (SUB WOOFER AUDIO OUT

63STR-K1600R533 1-216-841-11 METAL CHIP 47K 5% 1/10WR534 1-216-835-11 METAL CHIP 15K 5% 1/10WR535 1-216-843-11 METAL CHIP 68K 5% 1/10WR537 1-249-393-1

64STR-K1600R744 1-216-230-00 RES-CHIP 22K 2% 1/8WR745 1-216-829-11 METAL CHIP 4.7K 5% 1/10WR746 1-216-841-11 METAL CHIP 47K 5% 1/10WR747 1-216-835-11

65STR-K1600Ref. No. Part No. Description Remark Ref. No. Part No. Description RemarkVIDEOSTANDBYSTANDBY BOARD***************1-533-217-41 HOLDER, FUSE&

66STR-K1600Ref. No. Part No. Description Remark< RESISTOR >R200 1-247-804-11 CARBON 75 5% 1/4WR201 1-247-804-11 CARBON 75 5% 1/4WR218 1-247-804-

67STR-K1600MEMO

68STR-K1600REVISION HISTORYClicking the version allows you to jump to the revised page.Also, clicking the version at the upper on the revised page all

7STR-K160013GBGetting StartedName FunctionL TV CH +/– Press TV CH +/– and TV (M) at the same time to select preset TV channels.PRESET +/– Press to sel

8STR-K1600Note : This set can be disassemble according to the following sequence.SECTION 2DISASSEMBLY2-1. CASENote : Follow the disassembly procedure

9STR-K16002-2. BACK PANEL SECTION2-3. FRONT PANEL SECTION6 five screws (+BVTP 3 × 8)1 CNP790 (4P)7 front panel section3 CNP507 (3P)4 CN506 (3P)5 C