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Sony KLV-20SR3 Service Manual
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Sony KLV-20SR3 Service Manual

Sony KLV-20SR3 Service Manual

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WA1
RM-Y1108
WA1
SERVICE MANUAL
CHASSIS
MODEL
MODEL
COMMANDER
DEST
COMMANDER
DEST
KLV-20SR3
RM-Y1108
AEP
KLV-20SR3
RM-Y1108
FLAT PANEL COLOR TV
- 1 -

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Summary of Contents for Sony KLV-20SR3

  • Page 1 RM-Y1108 SERVICE MANUAL CHASSIS MODEL MODEL COMMANDER DEST COMMANDER DEST KLV-20SR3 RM-Y1108 KLV-20SR3 RM-Y1108 FLAT PANEL COLOR TV - 1 -...

  • Page 2: Table Of Contents

    DUE TO LIVE CHASSIS, THE CHASSIS OF THIS RECEIVER IS PARTS LIST ARE CRITICAL FOR SAFE OPERATION. REPLACE DIRECTLY CONNECTED TO THE POWER LINE. THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.

  • Page 3: Caution

    Due to the higher melting point of Lead Free Solder the soldering iron tip temperature needs to be set to 370 degrees centigrade. This requires soldering equipment capable of accurate temperature control coupled with a good heat recovery characteristics. For more information on the use of Lead Free Solder, please refer to http://www.sony-training.com - 3 -...

  • Page 4: Specifications

    RM-Y1108 y l l . s l . s l . s l . s l n i l e i l n i l i n i i n i y t i - 4 -...

  • Page 5: Connectors

    RM-Y1108 21 pin connector Pin No Signal Signal level Audio output B Standard level : 0.5V rms (right) Output impedence : Less than 1kohm* Audio input B Standard level : 0.5V rms (right) Output impedence : More than 10kohm* Audio output A Standard level : 0.5V rms (left) Output impedence : Less than 1kohm*...
  • Page 6 RM-Y1108 WA1 SELF DIAGNOSTIC SOFTWARE The identification of errors within the WA1 chassis is triggered in one of two ways :- 1: Busy or 2: Device failure to respond to IIC. In the event of one of these situations arising the software will first try to release the bus if busy (Failure to do so will report with a continuous flashing LED) and then communicate with each device in turn to establish if a device is faulty.

  • Page 7: General

    RM-Y1108 SECTION 1 GENERAL – 7 –...
  • Page 8 RM-Y1108 – 8 –...
  • Page 9 RM-Y1108 – 9 –...
  • Page 10 RM-Y1108 – 10 –...
  • Page 11 RM-Y1108 – 11 –...
  • Page 12 RM-Y1108 – 12 –...
  • Page 13 RM-Y1108 – 13 –...
  • Page 14 RM-Y1108 – 14 –...
  • Page 15 RM-Y1108 – 15 –...
  • Page 16 RM-Y1108 – 16 –...
  • Page 17 RM-Y1108 – 17 –...

  • Page 18: Disassembly

    RM-Y1108 SECTION 2 DISASSEMBLY 2-1. REAR CABINET ASSEMBLY REMOVAL 2-2. STAND REMOVAL – 18 –...

  • Page 19: Rear Cover Removal

    RM-Y1108 2-3. REAR COVER REMOVAL 2-4. SPEAKER REMOVAL – 19 –...

  • Page 20: A Board Removal

    RM-Y1108 2-5. A BOARD REMOVAL 2-6. G BOARD REMOVAL – 20 –...

  • Page 21: H1 Board Removal

    RM-Y1108 2-7. H1 BOARD REMOVAL 2-8. H2 BOARD REMOVAL – 21 –...

  • Page 22: H3 Board Removal

    RM-Y1108 2-9. H3 BOARD REMOVAL 2-10. H5 BOARD REMOVAL – 22 –...

  • Page 23: Lcd Bracket Removal

    RM-Y1108 2-11. LCD BRACKET REMOVAL 2-12. LCD REMOVAL Four screws – 23 –...

  • Page 24: Signal Adjustment

    RM-Y1108 SECTION 3 ADJUSTMENTS 3-1. Signal Adjustment 3-2. White Balance Adjustment Service adjustments to this model can be performed using the 3-2-1. White Balance adjustment (H/L) supplied remote Commander RM-Y1108. 1. Select AV1. How to enter into the Service Mode 2.

  • Page 25: Block Diagrams (1)

    4-1. BLOCK DIAGRAMS (1) H3 ( SCART 2 IC3701 ANALOG MULTIPLEXER/ DE-MULTIPLEXER CN3702 CN9200 CN3703 Y FRONT BUFFER Y/CVBS FRONT CN9000 H-PLUGGED RF-SW Q3709 SWITCH TO H2 BOARD S9000, S9001 HP-L-OUT SW MONITOR S9002, S9006 CN9300 J9201 TO B BOARD C FRONT BUFFER C FRONT...

  • Page 26: Block Diagrams (2)

    4-1. BLOCK DIAGRAMS (2) 4-2. CIRCUIT BOARD LOCATION Reference Information RESISTOR : METAL FILM : SOLID FPRD : NON FLAMMABLE CARBON TUNER, AUDIO, CHROMA DECODER, FUSE : NON FLAMMABLE FUSIBLE SCART 1 : NON FLAMMABLE METAL OXIDE CN0042 CN3621 AMPLIFIER : NON FLAMMABLE CEMENT SC2-IN-L Q3806...

  • Page 27: A Board Schematic Diagram

    C2036 0.0022 C2037 0.0022 CN9200 RB053L TO SPEAKERS R2430 R2031 100K AUDIO LINE BUFFER R2431 HEADPHONE AMPLIFIER 4.7K 4.7K 0.0022 0.47 0.47 +5VSTBY +5VSTBY A(1/3) Board Waveform R2210 Q2205 MSD601-RST1 +5VSTBY 3.3k 100ns/div MSD601-RST1 R2209 TUNER, AUDIO, CHROMA DECODER, SCART 1 3.0Vp-p (H) COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL ~ A Board Schematic Diagram [ Tuner, Audio, Chroma Decoder, Scart 1 ] Page 1/3 ~...
  • Page 28 R0040 CN6005 CN6001 REGULATOR R6206 220K CN6300 REGULATOR RD5.6SB-T1 COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL ~ A Board Schematic Diagram [ Tuner, Audio, Chroma Decoder, Scart 1 ] Page 2/3 ~ - 28 -...
  • Page 29 C2604 470PF C2605 470PF CN9050 SERVICE R3626 SYNC ADDER Q3801 MSB709-RT1 SW_MONITOR L3811 R3822 10UH C3802 C3801 0.01 CN3000 1.5k CONTROL AMP A(3/3) Board Waveforms (10us/div) (10us/div) (20us/div) (20us/div) (5ms/div) CN3703 1Vp-p (H) 700mVp-p (H) 650mVp-p (H) 650mVp-p (H) 200mVp-p (H) COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL ~ A Board Schematic Diagram [ Tuner, Audio, Chroma Decoder, Scart 1 ] Page 3/3 ~ - 29 -...

  • Page 30: A Printed Wiring Board

    ~ A Board Semiconductor Location Table Side A ~ ~ A Printed Wiring Board Conductor Side A ~ ~ A Board Semiconductor Voltage Table ~ ~ A Board IC Voltage Table ~ - 30 -...
  • Page 31 ~ A Printed Wiring Board Conductor Side B ~ ~ A Board Semiconductor Location Table Side B ~ - 31 -...

  • Page 32: G Board Schematic Diagram

    G..-KLV-20SR3 CN6002 +16.5V +16.5V +16.5V +16.5V C6038 TO LCD CN0260 PANEL_DET BACKLIGHT POWER SUPPLY DIMMER CN6005 PANEL_DET L6005 D6010 10uH BACKLIGHT FCH10A10 TO A BOARD C6030 CN6201 DIMMER C6028 D6014 L6002 L6006 3.3uH M1FM3 10uH R6006 L6003 PS6001 3.3uH 1.6A...

  • Page 33: G Printed Wiring Board

    ~ G Printed Wiring Board Conductor Side A ~ ~ G Board IC Voltage Table ~ ~ G Board Semiconductor Voltage Table ~ ~ G Board Semiconductor Location Table Side A ~ ~ G Printed Wiring Board Conductor Side B ~ ~ G Board Semiconductor Location Table Side B ~ - 33 -...

  • Page 34: H1 Board Schematic Diagram

    ~ H1 Board Schematic Diagram [ Control Buttons ] ~ TO B BOARD CN0101 CN9000 H1.-KLV-20SR3 CONTROL BUTTONS C9001 D9000 UDZS-5.6B R9003 D9001 UDZS-5.6B R9008 R9000 R9001 R9002 R9004 R9005 R9006 4.7k C9000 4.7k CHIP 1/10W 1/10W 1/10W CHIP 1/10W...

  • Page 35: H1 Printed Wiring Board

    ~ H2 Printed Wiring Board Conductor Side A ~ ~ H1 Printed Wiring Board Conductor Side A ~ ~ H1 Printed Wiring Board Conductor Side B ~ ~ H2 Printed Wiring Board Conductor Side B ~ - 35 -...

  • Page 36: H3 Schematic Diagram

    R3714 0 R3708 0 R3715 0 R3716 0 COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL ~ H5 Board Schematic Diagram [ IR Receiver & LED’s ] ~ H5.-KLV-20SR3 IC9050 IR RECEIVER & LED'S RS-20 +5VSTBY D9053 UDZS-5.6B...

  • Page 37: H3 Printed Wiring Board

    ~ H5 Printed Wiring Board Conductor Side A ~ ~ H3 Printed Wiring Board Conductor Side A ~ ~ H5 Printed Wiring Board Conductor Side B ~ ~ H3 Printed Wiring Board Conductor Side B ~ - 37 -...

  • Page 38: Semiconductors

    RM-Y1108 4-4. SEMICONDUCTORS M1FM3 PCF8574TS-T 10ERB20-TB3 CATHODE M1FL20U-4063 ERA22-08 RB160M-30TR RD5.6ESB2 TOP VIEW ANODE MC74LVX8053DTR2 PQ1CZ41H2ZPH 2SA1037AK-T146 PQ20WZ1UJ00H 2SC1623-L5L6 2SK2036(TE85L) 2SK2158-T2B DTC144EKA DTC144EKA-T146 MSB709-RT1 MSD601-RST1 BA7046 RPM7140-H8 MCZ3001D CXA2163AQ MMDL914T1 MM3Z15VT1 UDZSTE-1713B ANODE UDZSTE-1718B UDZSTE-175.6B CATHODE UDZSTE-179.1B D10SC6M-4012 MSP3411G-QA-B11 S2K2842 (LBS2SONY) ( TOP VIEW ) D4SBS6L NJM2904M...
  • Page 39 RM-Y1108 TA8216H TC7SET02F(TE85L) TDA2822D013TR TL1431CZ-AP ANODE UF4005PKG23 CATHODE - 39 -...

  • Page 40: Exploded Views

    RM-Y1108 SECTION 5 EXPLODED VIEWS NOTE : Items with no part number and no description are not Items marked “*” are not stocked stocked because they are seldom required for routine since they are seldom required for service. routine service. Some delay should The construction parts of an assembled part are indicated be anticipated when ordering these items.

  • Page 41: Rear Cabinet Assy And Chassis

    RM-Y1108 5-2. REAR CABINET ASSY AND CHASSIS REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK X-2022-063-1 CABINET ASSY, REAR(20) (SILVER) *2-022-917-01 BRACKET, TERMINAL X-2022-278-1 CABINET ASSY, REAR(20) (BLACK) *A-1057-432-A H3 BOARD, COMPLETE *2-109-144-01 SERVICE,PLATE (SILVER) *2-022-918-01 BRACKET, VESA *2-109-144-11 SERVICE,PLATE (BLACK) *A-1057-429-A G BOARD, COMPLETE *2-022-913-01 COVER, REAR (SILVER) *2-022-920-01 BRACKET, (20) LCD...

  • Page 42: Electrical Parts List

    SECTION 6 ELECTRICAL PARTS LIST PARTS LISTING TABLE OF CONTENTS Page G BOARD COMPLETE Parts List : ....................43 H1 BOARD COMPLETE Parts List : ....................44 H3 BOARD COMPLETE Parts List : ....................45 H5 BOARD COMPLETE Parts List : ....................
  • Page 43 REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK * A-1057-429-A G Board Complete CN6003 £ *1-691-960-11 PIN, CONNECTOR (PC BOARD) 3P CN6005 1-573-290-21 PIN, CONNECTOR (1.5MM) (SMD)4P 4-382-854-11 SCREW (M3X10), P, SW (+) CN6101 *1-816-974-51 PLUG, CONNECTOR 3P < CAPACITOR > <...
  • Page 44 REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK < PROTECTOR MODULE > R6037 1-216-821-11 METAL CHIP 1/10W R6038 1-216-821-11 METAL CHIP 1/10W PS6001 £ 1-533-651-11 IC LINK 1.6A R6039 1-216-864-11 SHORT CHIP R6040 1-216-825-11 METAL CHIP 2.2K 5% 1/10W < TRANSISTOR > R6041 1-216-864-11 SHORT CHIP...
  • Page 45 H1 H3 REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK < DIODE > < CONNECTOR > D9000 8-719-069-55 DIODE UDZSTE-175.6B CN3700 *1-770-130-11 CONNECTOR (SQUARE TYPE) 21P D9001 8-719-069-55 DIODE UDZSTE-175.6B CN3702 1-580-057-11 PIN, CONNECTOR (SMD) 4P CN3703 1-774-769-11 CONNECTOR, FFC/FPC 25P <...
  • Page 46 REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK * A-1057-434-A H5 Board Complete R2707 1-216-864-11 SHORT CHIP R2708 1-216-853-11 METAL CHIP 470K 5% 1/10W R2709 1-216-853-11 METAL CHIP 470K 5% 1/10W < CAPACITOR > R2710 1-216-853-11 METAL CHIP 470K 5% 1/10W R2711 1-216-853-11...
  • Page 47 REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK C1204 1-127-573-11 CERAMIC CHIP 1UF C2311 1-107-826-11 CERAMIC CHIP 0.1UF 10.00% 16V C1205 1-127-715-91 CERAMIC CHIP 0.22UF C2312 1-107-826-11 CERAMIC CHIP 0.1UF 10.00% 16V C1207 1-126-396-11 ELECT CHIP 47UF 20.00% 16V C2313 1-127-573-11 CERAMIC CHIP 1UF C1300...
  • Page 48 REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK C3811 1-164-227-11 CERAMIC CHIP 0.022UF 10.00% 25V CN0042 *1-564-508-11 PLUG, CONNECTOR 5P C3812 1-162-970-11 CERAMIC CHIP 0.01UF 10.00% 25V CN0043 1-793-358-21 PIN (PWB) (30P), CONNECTOR C3814 1-162-970-11 CERAMIC CHIP 0.01UF 10.00% 25V CN2211 *1-766-376-11 PIN, CONNECTOR (1.5MM)(SMD) 9P...
  • Page 49 REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK < IC > L6202 1-424-918-21 INDUCTOR 10UH L6205 1-456-504-21 INDUCTOR 100UH IC0001 8-759-561-69 IC PCF8574TS-T L6215 1-410-120-11 INDUCTOR 1.2MH IC0002 8-759-701-01 IC NJM2904M IC0030 8-759-561-69 IC PCF8574TS-T < PROTECTOR MODULE > IC1200 8-759-514-57 IC BA7046F IC2000...
  • Page 50 REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK JR3905 1-216-864-11 SHORT CHIP R0048 1-216-833-11 METAL CHIP 1/10W JR3906 1-216-864-11 SHORT CHIP R0049 1-216-833-11 METAL CHIP 1/10W JR3907 1-216-864-11 SHORT CHIP R0050 1-216-833-11 METAL CHIP 1/10W JR3908 1-216-864-11 SHORT CHIP R0051 1-216-833-11 METAL CHIP 1/10W...
  • Page 51 REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK R2018 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R2425 1-216-841-11 METAL CHIP 1/10W R2019 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R2426 1-216-833-11 METAL CHIP 1/10W R2021 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R2427 1-216-833-11 METAL CHIP 1/10W...
  • Page 52 REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK R3619 1-216-025-11 RES-CHIP 1/10W < TUNER > R3621 1-216-025-11 RES-CHIP 1/10W R3622 1-216-025-11 RES-CHIP 1/10W TU1100 8-597-936-00 TUNER, FSS BTF-EF411Z R3623 1-216-025-11 RES-CHIP 1/10W R3624 1-216-022-00 RES-CHIP 1/10W < VARISTOR > R3625 1-216-025-11 RES-CHIP 1/10W...
  • Page 53 REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK MISCELLANEOUS R9209 1-216-810-11 METAL CHIP 1/10W R9210 1-216-810-11 METAL CHIP 1/10W R9211 1-216-810-11 METAL CHIP 1/10W 1-825-959-11 LOUDSPEAKER (4X7CM) R9212 1-216-810-11 METAL CHIP 1/10W 8-597-936-00 TUNER, FSS BTF-EF411Z R9213 1-216-864-11 SHORT CHIP 1-805-627-11 LCD PANEL (20.1 INCH VGA TFT) ACCESSORIES AND PACKAGING MATERIALS £...
  • Page 54 • User programmable Functional Check through Infrared • Fast and documented Test Mode setting of all Sony TV chassis Additional features such as Adjustments and Troubleshooting are available in chassis-dependent software modules. Please contact your local Sony Service organisation for the latest information.

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