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MODIFICATION HISTORY MODEL NAME : KLV-23HR2 SERVICE MANUAL PARTS No. : 9-978-797-03 * Blue characters are linking. Ver. DATA CONTENTS 2003.10 New 2003.12 Addition of ADJUSTMENTS(sec.2) and DIAGRAMS(sec.3). (P.2-1, 3-1) 2005. 8 Addition of WARNING AND CAUTIONS (P.3)
KLV-23HR2 US Model SERVICE MANUAL Canadian Model SPECIFICATIONS Television system: VIDEO 3 IN: American TV standard Y, P (Component Video): Y: 1.0 Vp-p, 75 ohms Channel coverage: unbalanced, sync negative VHF: 2-13/UHF: 14-69/CATV: 1-125 : 0.7 Vp-p, 75 ohms Antenna: : 0.7 Vp-p, 75 ohms...
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598 × 478 × 119 mm Without TV stand: Design and specifications are subject to change × 18 × 4 inches) without notice. Mass: Including TV stand: 11.2 kg (24 lb 11 oz) Without TV stand: 10.0 kg (22 lb 1 oz) KLV-23HR2 (UC)
Ne les remplacer que par des composants Sony dont le numero de piece est indique dans le present manuel ou dans des supplements publies par Sony. Les reglages de circuit dont l’importance est critique pour la securite du fonctionnement sont identifies dans le present manuel.
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VIEWS AND IN THE PARTS LIST ARE CRITICAL FOR “pinched” or contact high-wattage resistors. SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS AP- 3. Check that all control knobs, shields, covers, ground straps, and mounting hardware have been replaced. Be absolutely PEAR AS SHOWN IN THIS MANUAL OR IN SUPPLE- certain that you have replaced all the insulators.
1-9. B AND UD BOARDS REMOVAL 3 Two screws (+BVTT 3x6) UD board VESA mount bracket 23 1 Three screws (+P 4x8) 5 Five screws (+BVTT 3x6) board 1-10. H5 BOARD REMOVAL H5 board KLV-23HR2 (UC)
4. Send “READ_PW_INPUT_Y” command from ECS. ± PW_INPUT_CR 5. Check thgat the detection value of “PW_INPUT_Y” is within the standard of the following column. <Video(composit) input detection value average on 0.75 IRE black full field> Item Standard ± PW_INPUT_Y KLV-23HR2 (UC)
3. Input 0 IRE black full field with burst in video 3 input . The value that increased and redused offset data is copied in 4. Send “READ_PW_INPUT_CB” command from ECS. the D2, D3 and D4 range. KLV-23HR2 (UC)
Adjusted value of Color Temperature “Cool” x 1.081 B_BKG=125 3. Perform the Color Save. 4. After the adjustment, reset unsaved items (not included the 2. Input 70 IRE gray full field signal in video 1 input . Color Save) to initial value. KLV-23HR2 (UC) 2-3E...
3. DIAGRAMS 3-1. BLOCK DIAGRMS CN9201 CN9007 S2-1 J9201 S VIDEO IC2803 AV SW VIDEO VIDEO 1 INPUT 3 Y1 AUDIO Q2540-2542 Q2556,2557,2560 Y/CB/CR OUT S2-1 BUFFER BUFFER CN9202 CN9004 8 V2 IC2511 J9202 Q2535 YOUT1 BUFFER Q2537 11 RV2 Y/V OUT BUFFER 14 S2...
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CSW H SP R OUT VOUT COMPONENT Q2558,Q2559 CSW V SP R GND AUDIO L INPUT2 HOUT 22 LEVEL SHIFT SP L OUT SP L GND SP W OUT SYNC SP W GND CLAMP SW YG IN Q2502,Q2503 IC2506 KLV-23HR2 (UC)
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SYNO DET TO A BOARD CLAMP GATE CN2801 MOD1 POWER4 MOD2 POWER3 F MONO POWER2 F_MONO2 Q1008 TU MUTE POWER1 F_MONO1 BLK_ST MODE VCP_RST MUTE TO B(2/2) MS BS2 Q1007 CN1009 POWER1 POWER_ON TO G BOARD B(1/2) CN8602 KLV-23HR2 (UC)
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SDA A POWER INT Q1602 Q1601 D1607 POREW INT SCL A MEMORY STICK SDA D CN1004 Q1017,Q1018 LEVEL SHIFT SCL D P SAVE LED STBY LED POWER LED IC1651 MS BS2 SIRCS SIRCS SIRCS (SIRCS) TO B(1/2) Q1015 RESET KLV-23HR2 (UC)
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D4303 BUS CTL(BE0-4) 45,89 LIMITTER CN4301 CN4101 90,107 MEMORY STICK MS BS BUS CTL(BS,CS,RDY) MS SDIO 106,113 SCLK MS INS MS SCLK D4302 LIMITTER IRQ0,1 DREQ 0-3 210,252 Q4304 Q4301,Q4302 253,272 MS DRIVER LED SW D4301 3.3V (PROCESSOR) KLV-23HR2 (UC)
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IC4203 TRANSISTOR Component Conductor Side Side !ª Q4001 Q4002 Q4003 Q4004 Q4005 DIODE Component Conductor Side Side D4001 : Refer to Terminal name of <COMPONENT SIDE> <CONDUCTOR SIDE> semiconductors in silk screen printed circuit (see page 3-10) KLV-23HR2 (UC) 3-37...
: Refer to Terminal name of semiconductors in • MSX BOARD SEMICONDUCTOR LOCATION silk screen printed circuit (see page 3-10) Ref. Q4301-Q4303 : Refer to Terminal name of semiconductors in silk screen printed circuit (see page 3-10) KLV-23HR2 (UC) 3-38...
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• Items marked " * " are not stocked since they are seldom required for routine service. Some delay Les composants identifiés par la marque ! should be anticipated when ordering these items. sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécifié. KLV-23HR2 (UC)
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MANUAL INSTRUCTION * 4-095-224-01 CUSHION,UPPER 23 * 4-220-066-04 GUARANTEE (FOR Canada) 1-757-319-52 POWER-SUPPLY CORD (U/D) 4-096-132-01 REINFORCEMENT PAD 1-827-804-11 POWER-SUPPLY CORD 4-096-135-01 ACCESSORIES BOX 1-478-382-11 STANDARD TYPE COMMANDER * 4-100-965-01 STAND SUPPORT (RM-Y1105) * 4-100-964-01 BOTTOM SHEET KLV-23HR2 (UC) 4-4E...
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Les composants identifiés par la marque ! • All resistors are in ohms sont critiques pour la sécurité. • F : nonflammable Ne les remplacer que par une pièce portant le numéro spécifié. When indicating parts by reference number, please include the board name. KLV-23HR2 (UC)