Table of Contents
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SERVICE MANUAL LCD Television
Contents
Safety Notice..............................................
Chassis Block Diagrams......................... 4-5
Diagrams................................. 6-10
Adjustments................................. 16
Disassembly..................... 17-19
List..................................... 0
Chassis Electrical Parts List................ 1-9
Printed Wiring Board........................... 30-34
Schematic Diagram............................. 35-36
N8JW
System........ 11-15
FILE NO.
Model No. LCD-19XH7
Service Ref.No. LCD-19XH7-00
Product Code: 1-130-3-17
Original Version
Chassis Series: UE7-L
Give complete "SERVICE REF. NO." for
parts order or servicing.It is shown on the
rating lable at the cabinet back of the unit.
This T.V. receiver will not work properly in
foreign countries where the television
transmission system and power source
differ from the design specifi cations.
Refer to the specifi cation table.
REFERENCE NO.
(Argentina)
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Summary of Contents for Sanyo LCD-19XH7
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Page 1: Table Of Contents
FILE NO. SERVICE MANUAL LCD Television Model No. LCD-19XH7 (Argentina) Service Ref.No. LCD-19XH7-00 Product Code: 1-130-3-17 Contents Original Version Safety Notice.......... Specifi cations..........3 Chassis Series: UE7-L Chassis Block Diagrams......4-5 IC Block Diagrams......... 6-10 On-screen Service Menu System..11-15 Service Adjustments......... -
Page 2: Safety Notice
Safety Notice Safety Precautions The following precautions must be observed. 1:Comply with all caution and safety-related notes provided on the cabinet back, cabinet bottom, inside the cabinet or on the chassis. :When replacing a chassis in the cabinet, always be certain that all the protective devices are installed properly, such as, control knobs, adjustment covers or shields, barriers, etc.. - Page 3 Specifications Power Source AC 110 - 40 Volts, 50/60 Hz Receiving System PAL-N, PAL-M, NTSC3.58 Channel Coverage ANTENNA mode VHF: CH0 - CH13 UHF: CH14 - CH69 CATV mode VHF band: CH01-CH13 MID band: CH14-CH SUPER band: CH3-CH36 HYPER band: CH37-CH64 ULTRA band: CH65-CH94 and CH100-CH15 Low MID band: CH95-CH99 Aerial Input Impedance...
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Page 4: Chassis Block Diagrams
Chassis Block Diagrams MAIN SIGNAL PROCESSING CIRCUIT... - Page 5 Chassis Block Diagrams POWER SUPPLY IC 1.3A 12V FOR AUDIO AMP 100mA 13V (1.2A) +13V FOR MONITOR OUT 100mA DC/DC 33V FOR TUNER (0.8A) 100mA +12V 5VT FOR TUNER 900mA 5VP FOR PANEL CMOS SW ON-PANEL (MAIN) 600mA 1.26VA 3.3V_2 600mA AVDD_AU &...
- Page 6 IC Block Diagrams (On the ASSY, PWB, MAIN) IC700 MST740KU MST740KU C158 C158 CL=20pf of XTAL 27pF 27pF R166 R166 C159 C159 14.318MHZ 14.318MHZ R167 R167 200R 200R 27pF 27pF AVDDA VDDC VDDP HWRESET SCL_HD RLV0P RXO0- DDCD_SCL RLV0P/LVA0P RXO0- SDA_HD RP22X4 RP22X4...
- Page 7 EN25F80 IC Block Diagrams EN25F80 Figure.1 CONNECTION DIAGRAMS Figure.1 CONNECTION DIAGRAMS IC8000 �XXAAJ�198-- �XXAAJ�198-- 8 - LEAD SOP / PDIP 8 - CONTACT VDFN 8 - LEAD SOP / PDIP 8 - CONTACT VDFN Figure 2. BLOCK DIAGRAM Figure 2. BLOCK DIAGRAM This Data Sheet may be revised by subsequent versions ©2004 Eon Silicon Solution, Inc., www.eonssi.com...
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Page 8: Ic Block Diagrams
IC Block Diagrams IC8001 �XXAVC951---P IC750 �PS331T�FP64M... - Page 9 IC Block Diagrams IC750 �LM1085R-3.3P IC7504 �LM1117S-ADJP...
- Page 10 IC Block Diagrams IC001 �TPA1517DWPRP -10-...
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Page 11: On-Screen Service Menu System
On-screen Service Menu System General This set has an On-screen Service Menu System included in the CPU that allows remote operation for most of the service adjustments. On-screen Service Menu System �uick operation is needed to enter Service Mode. ■ How to enter the Service Menu 1. - Page 12 On-screen Service Menu System ■ Service Adjustment Data Table Item Name Initial Data Description 575i SUB-CONT MST740KU 575i SUB-BRIGHT MST740KU DVD Input 575i SUB-COLOR MST740KU Input Video Format: 575i 575i SUB-TINT MST740KU (Different Value) 575i SUB-SHARP MST740KU 575p SUB-CONT MST740KU 575p SUB-BRIGHT MST740KU DVD Input...
- Page 13 On-screen Service Menu System Item Name Initial Data Description PC SUB-SHARP MST740KU DVI SUB-CONT MST740KU DVI SUB-BRIGHT MST740KU DVI SUB-COLOR MST740KU HDMI Input DVI SUB-TINT MST740KU (Different Value) DVI SUB-SHARP MST740KU AVPAL-N BASE-CONT MST740KU AVPAL-N BASE-BRIGHT MST740KU AVPAL-N BASE-COLOR MST740KU Input Alteration: VIDEO(PAL-N) AVPAL-N BASE-TINT MST740KU...
- Page 14 On-screen Service Menu System Item Name Initial Data Description Black-575p G MST740KU Black-575p B MST740KU White-480i R MST740KU White-480i G MST740KU White-480i B MST740KU DVD Input: 480i Black-480i R MST740KU (Different Value) Black-480i G MST740KU Black-480i B MST740KU White-480p R MST740KU White-480p G MST740KU...
- Page 15 On-screen Service Menu System Item Name Initial Data Description White-DVI R MST740KU White-DVI G MST740KU White-DVI B MST740KU HDMI Input Black-DVI R MST740KU (Different Value) Black-DVI G MST740KU Black-DVI B MST740KU White-AVPAL-M R MST740KU White-AVPAL-M G MST740KU White-AVPAL-M B MST740KU VIDEO Input→PAL-M Black-AVPAL-M R MST740KU...
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Page 16: Service Adjustments
Service Adjustments CAUTION ! Do not attempt to adjust service adjustments not listed below otherwise it may cause loss of performance and for correct operation. ■ Setting the Initial data This adjustment is controlled by the CPU (IC8000) through the IIC Bus Data Line in the chassis, and those adjustment data are memorized the memory IC (IC700). -
Page 17: Mechanical Disassembly
Mechanical Disassembly [ Disassembly Diagram ] BUTTON MAIN BOARD CABINET BACK MOUNTING HANGER DEC. RC SPEAKER PANEL POWER BOARD STAND BASE CABINET FRONT -17-... - Page 18 Mechanical Disassembly 1. STAND Removal 1. Remove screws and remove the STAND. STAND 2. CABINET FRONT Removal 1. Remove 7 screws and take the CABINET FRONT off. -18-...
- Page 19 Mechanical Disassembly 3. PANEL Removal 1. Remove 1 screw and take PANEL off. 4. ASSY, PWB, MAIN Board、ASSY, PWB, POWER Board、 MOUNTING HANGER and DEC IND RC Board Removal 1. Remove 8 screws and take ASSY, PWB, MAIN off. 2. Remove screws and take MOUNTING HANGER off. 3.
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Page 20: Cabinet Parts List
Cabinet Parts List Note: Parts order must contain Service Ref. No., Part No., and descriptions. Note: The parts which are not described the part number in this parts list are not supplied for the service parts. Key No. Part No. Description Key No. -
Page 21: Chassis Electrical Parts List
Chassis Electrical Parts List Note: Parts order must contain Service Ref. No., Part No., and descriptions. Key No. Part No. Description Key No. Part No. Description ASSEMBLED BOARDS 305 173 9717 TR SA135A1F A1001 ASSY,PWB,MAIN UNIT N8JW 405 0 3115 TR ISA135AC1E A1900 IR+LED UNIT N8JW... - Page 22 Chassis Electrical Parts List Key No. Part No. Description Key No. Part No. Description 406 01 4308 TR MMBTSA135F 305 014 4611 TR SC41K T146 S �701 305 014 451 TR SC41K T146 R 305 015 877 TR SC81-L6-TB 305 014 4611 TR SC41K T146 S 305 015 895 TR SC81-L7-TB...
- Page 23 Chassis Electrical Parts List Key No. Part No. Description Key No. Part No. Description C017 303 40 8319 ELECT 10U M 304 094 7601 CERAMIC P J 303 38 386 ELECT 10U M C151 303 145 9918 CERAMIC P J C1004 303 145 9918 CERAMIC...
- Page 24 Chassis Electrical Parts List Key No. Part No. Description Key No. Part No. Description C709 303 356 511 CERAMIC 0.047U K 50V C739 303 15 14 CERAMIC 0.01U K 50V 303 33 3615 CERAMIC 0.047U K 50V 303 4 6111 CERAMIC 0.01U K 50V 304 091 4504...
- Page 25 Chassis Electrical Parts List Key No. Part No. Description Key No. Part No. Description 304 095 050 CERAMIC 0.1U K 303 31 8515 ELECT 100U M C768 303 40 8319 ELECT 10U M C751 303 15 14 CERAMIC 0.01U K 50V 303 38 386 ELECT 10U M...
- Page 26 Chassis Electrical Parts List Key No. Part No. Description Key No. Part No. Description C8013 303 98 961 CERAMIC 0.1U K R1033 301 56 411 MT-GLAZE 56 JA 1/10W 304 103 4508 CERAMIC 0.1U K R1034 301 55 6513 MT-GLAZE 100 JA 1/10W 304 095 050...
- Page 27 Chassis Electrical Parts List Key No. Part No. Description Key No. Part No. Description R3009 301 150 6014 MT-GLAZE 0.000 ZA 1/10W R765 301 16 3711 MT-GLAZE 4.7K JA 1/10W R3050 301 56 5911 MT-GLAZE .7K JA 1/10W R766 301 55 8715 MT-GLAZE JA 1/10W...
- Page 28 Chassis Electrical Parts List Key No. Part No. Description Key No. Part No. Description R758 301 55 6513 MT-GLAZE 100 JA 1/10W 65 003 071 INDUCTOR ,0 OHM R759 301 55 6513 MT-GLAZE 100 JA 1/10W L7508 945 036 3895 INDUCTOR,0 OHM R760 301 150 61...
- Page 29 65 003 143 SOCKET,DIN 4P *03* 610 349 8461 STAND BASE-N8JJ K1501 65 00 9958 JACK,PHONE D3.6 610 35 3491 BADGE SANYO-N8JW K150 65 003 538 SOCKET,D-SUB 15P 610 348 93 BUTTON UNITED-N8JE K70 645 103 01 SOCKET,IF(HDMI) 19P 610 35 3538...
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Page 30: Printed Wiring Board
Printed Wiring Board MAIN BOARD (Solder Side) SC06 C403 X102 K8002 SC07 1LG4B20Y0520A_B A30C5 ??? *** R002 K1501 K1502 R001 C003 K1002 SW1956 A101 K1001 K1003 SW1955 SW1954 SW1953 SW1952 K1005 SW1951 K1004 -30-... - Page 31 Printed Wiring Board MAIN BOARD (Part Side) -31-...
- Page 32 Printed Wiring Board POWER BOARD (Solder Side) -3-...
- Page 33 Printed Wiring Board POWER BOARD (Part Side) -33-...
- Page 34 Printed Wiring Board RC+LED BOARD (Solder Side) RC+LED BOARD (Solder Side) R1922 SC006 SC1904 C1922 A30C5 D1902 U1901 K1900 C1925 R1920 C1924 Reflow-Side 1LG4B10Y0520B_B R1921 -34-...
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Page 35: Schematic Diagram
Schematic Diagram POWER BOARD C219 R233 C218 R232 R231 R230 C601 R605 C602 D600 R228 ZD203 ZD600 C603 R206 C217 ZD602 IC602:2 Q207 Q601 R220 R217 R608 R229 C610 R205 R613 C210 C200 Q201 R245 R202 Q602 C206 R213 C605 R616 C606 Q202... - Page 36 KK1000GQ SC1903 R1922 C1924 R1921 1/10GJ100C 1/10GJ220C C1921 C1925 6.3KK10MB R1920 1/10GJ220C C1920 6.3KK10MB SC005 K1900 8 9 10 11 12 13 14 J10EG055G SCREW SC006 8 9 10 11 12 13 14 Sep. 010 SANYO Electronics CO., Ltd. -36-...
- Page 37 N: Metalized carbon SERVICE mark. 7. Parts specified with "X" are not installed in this model. Kind (M.carbon) S: Oxied metalized LCD-19XH7-00 8. Parts specified with "J" are just jumper wires. REF. NO. Rated wattage (1/2W) W: Wire wounding C: Solid...