WARNING : Before servicing this chassis please read the safety recommendations.
ATTENTION : Avant toute intervention sur ce châssis, lire les recommandations de sécurité.
ACHTUNG : Vor jedem Eingriff auf diesem Chassis, die Sicherheitsvorschriften lesen.
ATTENZIONE : Prima di intervenire sullo chassis, leggere le norme di sicurezza.
IMPORTANTE : Antes de cualquier intervención, leer las recomendaciones de seguridad.
Code :357 510 10
- 0304 / 6M -LCDB03B Print.
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SERVICE MANUAL DOCUMENTATION TECHNIQUE LCD03B TECHNISCHE DOKUMENTATION DOCUMENTAZIONE TECNICA DOCUMENTACION TECNICA WARNING : Before servicing this chassis please read the safety recommendations. ATTENTION : Avant toute intervention sur ce châssis, lire les recommandations de sécurité. ACHTUNG : Vor jedem Eingriff auf diesem Chassis, die Sicherheitsvorschriften lesen. ATTENZIONE : Prima di intervenire sullo chassis, leggere le norme di sicurezza.
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Do not disconnect modules when they are energized! Repairs on power supply section are to be carried out only with isolating transformer. Ne pas retirer les modules lorsqu' ils sont sous tension. N'effectuer les travaux de maintenance sur la partie reliée au secteur (Switch Mode) qu'au travers d'un transformateur d'isolement.
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INFORMATION - INFORMATIONS - INFORMATIONEN INFORMAZIONE - INFORMACIONES Chassis group table 1 - The electronic chassis configuration (modules) and schematic diagram page numbers. 2 - The chassis configuration. Le tableau ci-dessous regroupe : 1 - L’environnement électronique de chaque chassis (modules) et le numéro de page où il est décrit. 2 - La désignation des chassis Die nachstehendeTabelle umfaßt: 1 - Die elektronischen Baugruppen (Module) der Chassis varianten und die Seiten auf der sie beschrieben werden...
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BLOCK DIAGRAM - SCHEMA SYNOPTIQUE - BLOCKSCHALTBILD - SCHEMA A BLOCCHI - ESQUEMA DE BLOQUES 15" ,20" System Block Diagram (EU version) Inverter LCD Panel PFC/DC+DC/Audio Board Control Board 12 pin 50 pin* 40 pin** 30 pin** Power 20 pin Connector 12 pin 50 pin*...
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BLOCK DIAGRAM - SCHEMA SYNOPTIQUE - BLOCKSCHALTBILD - SCHEMA A BLOCCHI - ESQUEMA DE BLOQUES 20" BI 20"BiSonic System Bolck Diagram(EU version) Inverter PFC/DC+DC/Audio Board LCD Panel Keypad Board Board Pow er EarPhone Jack Connector 50 pin 20 pin 12 pin 12 pin 50 pin 20 pin...
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Disassembly process 15LCDM03B Page N°1...
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SERVICE MODE - MODE SERVICE - SERVICE-MODE - MODO SERVICIO Overview Service Mode Operation Manual Sound Model support: 15” 20” and 20” bi-sonic Picture Service Mode Preferences 1. Press the “menu” button, and then the screen display will appear “Overview” OSD, below as Figure Overview OSD. Installation Then press the “info”...
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Color temp Red Drive - 123 - Green Drive - 123 - Blue Drive - 123 - Red Offset - 123 - Green Offset - 123 - - 123 - Blue Offset 190247 Reset To Default Eu 20L0BI Tuner 1D Calibration...
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OSD Position Factory Save... Auto Adjustment Video Int Gain - 123 - Colour - 123 - Tuner Set V-Level Tuner Get V-Level Set First INstallation NotEnabled... Tuner Set Factory Programs Exit Page2 on service mode 8. OSD position: Selezione posizione OSD. 8.
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Pw Gamma Automatic Scale Mode VPC AGC ON VPC AGC OFF HV Lock Sensitivity - 123 - Color Delay - 123 - - 123 - Audio Gain Pb Offset NotEnabled... - 123 - - 123 - Pr Offset Enter PW1230 Adjustment Page... Page3 on service mode 18.
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Video Format NTSC-M Scale Mode RGB Filter Video Filter Monitor Sync Reset All Nvram Test Pattern NotEnabled... - 123 - - 123 - H.position V.position Page4 on service mode 28. Video Format: Seleziona lo standard Video. Forzato su “Auto”. 28. Video Format: select Video standard. Force to “Auto”. 29.
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Life Time 00034:10 00033:35 Project Code EU20L03B Panel Resolution 800 X 600 NvRam Ver. OC / 14 HXV Res / HFreq 649 X 548 15,52 HXV Total 864 X 625 Mode Num DCLK 41.0 M Factory Save... Tuner: 1D Page5 on service mode 37.
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CONTROL SCHEMATIC DIAGRAM - SCHEMA DES CIRCUITS COMMANDES - SCHALTBILD BEDIENTEIL - SCHEMA DEI CIRCUITI COMANDI - ESQUEMA DE LOS CIRCUITOS MANDOS CONTROL 20” BI) 2N3 906 C1 5 C1 6 100U 100U R1 0 1000P C1 0 TP 1 EAR_MUTE TP 2 A udio_R...
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IR PREAMPLIFIER - IR PREAMPLIFICATEUR - IR VORVERSTARKER - PREAMPLICATORE IR ( IR PREAMPLIFIER 20”BI ) IR Sensor P/N :05.04856.010 for the USA IR Sensor P/N :05.04833.010 for the EU TSOP4856 33 0 33 0 LE D1 GREEN/RED 4.7U 5.1K TP 1 TP 2 TP 3...
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AUDIO CHANNEL SCHEMATIC DIAGRAM - SCHEMA DES CIRCUITS AUDIO - SCHALTBILD MEHRKANAL AUDIO - SCHEMA DEI CIRCUITI AUDIO - ESQUEMA DE LOS CIRCUITOS AUDIO (AUDIO 20” BI) R564 AUD_L +19V VCC 2 R565 C506 C505 C509 R505 0,1µ 470µ 470µ (ELI IEL) R566...
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DC - DC CONVERTER SCHEMATIC DIAGRAM - SCHEMA CONVERTISSEUR DC -DC -SCHALTBILD GLEICHSTROMUMFORMER - SCHEMA CONVERTITORE CC - CC ESQUEMA CONVERTIDOR CC - CC ( DC/DC 15” ) POWER_ON CN702 CN701 PWR-JACK LCD03B First issue 10 / 03...
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DC - DC CONVERTER SCHEMATIC DIAGRAM - SCHEMA CONVERTISSEUR DC -DC -SCHALTBILD GLEICHSTROMUMFORMER - SCHEMA CONVERTITORE CC - CC ESQUEMA CONVERTIDOR CC - CC ( DC/DC 20” BI ) +5VS Q701 IRFR5305 Q707 F702 L701 FO59435 T 2A Q703 150µ 69.420D1.111 2N3904 +19V...
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INVERTER SCHEMATIC DIAGRAM - SCHEMA DE LA PLATINE INVERSEUR - SCHALTBILD INVERTER - SCHEMA INVERTER - ESQUEMA DEL INVERSOR ( INVERTER 15” / 20” ) CN601 CN603 CN604 CN602 LCD03B First issue 10 / 03...
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 1/7) (For EMI) +5VS +9 V OP5 V input output [P.6] R2 3 OP5 V R85 600 OHM C 124 R86 600 OHM RI 3...
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 2/7) U2 0 74LVC1 G126 V D33 [P.4] P C_AV Trace [P.1] R1 7 3 .3K .039 U Compon ents RGB_ HS 16V K...
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 3/7) D[0 ..15] VCPU 33 [P.4] VCPU 33 +5VS 42 OHM O PEN +5VS 0.1U K 2N3906 [P.4] ROMOE n R3 4 [P.4]...
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 4/7) V3 3 V3 3 VCP U33 V3 3 VCP U33 C5 4 0.1U K U1 1 C5 5 C5 6 B SN20 B SN20...
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 5/7) [P.4] DC LK R 142 DCL K15 15" DC LK [P.4] 600 OHM TP64 [P.4] 15" 20" 600 OHM D H S TP65...
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 6/7) +9 V R7 6 2 2 C8 0 C8 1 10 U 0.1U K 16 V [P.1] C 134 0.47U Z RI 4...
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 7/7) +19 V +5VS +12V +12V +5VS VC C +19 V J1 1 [P.4] [P.4] TP11 9 TP120 L CD_ON L CD_BR +12 V...
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 1/7, 20”BI) +5VS OP5V RED_ IN R527 NC_R0603 VR _IN [P .6 ] GREEN_ IN R528 NC_R0603 600 OHM VY_I N R2 2 R2 3...
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 2/7, 20”BI) U2 0 74LVC1 G126 VD33 [P. 4] PC_ AV Trac e and [P. 1] R1 7 3 .3K C1 2 .039U...
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 3/7, 20”BI) D[0..15] VCPU33 [P. 4] VCPU33 +5VS C5 1 42 OHM OPEN R3 2 0.1U K +5VS 2N3906 [P.
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 4/7, 20”BI) VCPU33 VCPU33 C5 4 C5 5 C5 6 0.1U K 22 P J 22 P J U1 1 BSN 20 BSN 20...
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 5/7, 20”BI) 15" [P. 4] DC LK 15" 20" DC LK SWAPRGB: [P. 4] R7 3 TP 64 RV S [P.
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 6/7, 20”BI) NOTE:I2C ADDRESS SELECT C 502 3.3P C C 501 3.3P C R501 R502 OPEN C 503 Y 501 56 P J 18.432M HZ...
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PC BOARD INTERFACE - INTERFACE PC BOARD - SCHALTBILD PC BOARD - SCHEMA DELLA PC BOARD INTERFAZ PC BOARD ( PC BOARD 7/7, 20”BI) +19V +5VS +12V +12V +5VS +19V [P. 4] TP 11 9 TP 12 0 [P. 4] L CD_BR L CD_ON TP 12 1...
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VIDEO SIGNAL PROCSSING - TRAITEMENT VIDEO - VIDEO SIGNALVERARBEITUNG - ELABORAZIONE VIDEO - TRATAMIENTO VIDEO ( VIDEO BOARD 1/6) [P.3] 1000 OHM [P.2] SD _Y_IN V CLK [P.3] TP98 1000 OHM [P.2] SD_Y_ GND [P.3] [P.2] 1000 OHM S D_CB_I N [P.3] [P.2] TP99...
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VIDEO SIGNAL PROCSSING - TRAITEMENT VIDEO - VIDEO SIGNALVERARBEITUNG - ELABORAZIONE VIDEO - TRATAMIENTO VIDEO ( VIDEO BOARD 2/6) VCC_A VCC_ A VCC_A V 33D PIN5 9 PIN6 9 IN7 6 PIN5 2 (Bypass Group Delay Circuit) 0.22U K 0.1U K 10U Z 0.1U K 15 00P J...
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VIDEO SIGNAL PROCSSING - TRAITEMENT VIDEO - VIDEO SIGNALVERARBEITUNG - ELABORAZIONE VIDEO - TRATAMIENTO VIDEO ( VIDEO BOARD 3/6) P3P3 V U5 A U5 C P2P5 V RAMA0 R AMD0 25 5 Vs s VDD1 RAMA1 R AMD1 25 2 Vs s VDD2 RAMA2...
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VIDEO SIGNAL PROCSSING - TRAITEMENT VIDEO - VIDEO SIGNALVERARBEITUNG - ELABORAZIONE VIDEO - TRATAMIENTO VIDEO ( VIDEO BOARD 4/6) VC C C 114 0.1U K [P.1] AV_SEL 1000 OHM C1 17 TP54 TP5 5 CVBS_ IN 2N3904 HC405 Bottom View +5VS CV BS [P.2]...
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VIDEO SIGNAL PROCSSING - TRAITEMENT VIDEO - VIDEO SIGNALVERARBEITUNG - ELABORAZIONE VIDEO - TRATAMIENTO VIDEO ( VIDEO BOARD 5/6) +5VS VC C DN 6 BAV99 C 140 0.1U K R1 13 [P.4] 68 K R 163 S CART_ROUT L1 4 1000 OHM R 164 R 114...
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VIDEO SIGNAL PROCSSING - TRAITEMENT VIDEO - VIDEO SIGNALVERARBEITUNG - ELABORAZIONE VIDEO - TRATAMIENTO VIDEO ( VIDEO BOARD 6/6) +2.5V +3. 3VDAC C 168 [P.6] LANG3 [P.6] +2. 5VDAC +2. 5VDAC +2. 5V LANG2 C 167 0 .1U K [P.6] LANG1 0 .1U K R 171...
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VIDEO SIGNAL PROCSSING - TRAITEMENT VIDEO - VIDEO SIGNALVERARBEITUNG - ELABORAZIONE VIDEO - TRATAMIENTO VIDEO ( VIDEO BOARD 1/6, 20”BI) TP 2 L23 1000 OHM [P. 2] SD_Y_I N [P. 3] TP 1 TP 98 L24 1000 OHM [P. 2] VCL K SD_Y_ GN D TP 6...
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VIDEO SIGNAL PROCSSING - TRAITEMENT VIDEO - VIDEO SIGNALVERARBEITUNG - ELABORAZIONE VIDEO - TRATAMIENTO VIDEO ( VIDEO BOARD 2/6, 20”BI) VCC _A R6 3 VC C_ A VC C_ A V33 D R6 4 PI N5 9 PI N69 PIN76 PI N5 2 6.8K C1 0...
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VIDEO SIGNAL PROCSSING - TRAITEMENT VIDEO - VIDEO SIGNALVERARBEITUNG - ELABORAZIONE VIDEO - TRATAMIENTO VIDEO ( VIDEO BOARD 3/6, 20”BI) P3P3V U5 A BU [0..7] U5 B P2P5V [P. 1] DB 0 BU 0 RAM A0 RAM D0 VDD1 DB 1 BU 1 RAM A1 RAM D1...
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VIDEO SIGNAL PROCSSING - TRAITEMENT VIDEO - VIDEO SIGNALVERARBEITUNG - ELABORAZIONE VIDEO - TRATAMIENTO VIDEO ( VIDEO BOARD 4/6, 20”BI) AV_SEL OUTPUT LO W CVBS C 114 R5 1 0.1U K HIGH C 116 C115 0.1U K R5 2 10 U [P.
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VIDEO SIGNAL PROCSSING - TRAITEMENT VIDEO - VIDEO SIGNALVERARBEITUNG - ELABORAZIONE VIDEO - TRATAMIENTO VIDEO ( VIDEO BOARD 5/6, 20”BI) +5VS [P. 4] R324 TP 70 [P. 5] SCART_R OU T TP 71 R326 BAV99 SC ART _AR_I N R325 TP 72 C 140 SC ART _LOUT...
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VIDEO SIGNAL PROCSSING - TRAITEMENT VIDEO - VIDEO SIGNALVERARBEITUNG - ELABORAZIONE VIDEO - TRATAMIENTO VIDEO ( VIDEO BOARD 6/6, 20”BI) +2. 5V +3.3VDA C C168 [P. 6] LAN G3 +2.5VDA C +2.5VDA C +2. 5V [P. 6] LAN G2 C 167 0.1U K [P.