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(No.YA350)3-5

PRINTED WIRING BOARD PARTS LIST 

MAIN P.W. BOARD ASS'Y 
DA-5098801027 (PWB-0915-PART A-01)

Ref No.

Part No.

Part Name

Description Local

I001

DA-F640031025

IC

AP1084KA-ADJ

I002

DA-F626110018

IC

SI4435BDY

I003

DA-F640031025

IC

AP1084KA-ADJ

I004

DA-F640031014

IC

LT1117S18

I005

DA-F640000355

IC

LM3485

I006

DA-F626110018

IC

SI4435BDY

I009

DA-F640010150

IC

LT1117S33

I010

DA-F626110018

IC

SI4435BDY

I013

DA-F647026154

IC

SST39SF040-70-4C-NHM

I015

DA-F647310702

IC

W24257AJ-8N

I016

DA-F647073054

IC

M30620SPGP

I021

DA-F626110018

IC

SI4435BDY

I023

DA-F647026450

IC

BR24L64F-W

I024

DA-F640000958

IC

HT7044A

I025

DA-F640010150

IC

LT1117S33

I027

DA-F644051155

IC

TPA1517DWP

I028

DA-F640010159

IC

LT1117S25

I031

DA-F644001350

IC

THC63LVDF84A-G

I032

DA-F647014558

IC

K4D263238F

I033

DA-F646036751

IC

MSP3450G

I034

DA-F640000655

IC

 PJ78M09

I035

DA-F626090068

IC

NDC7002N

I036

DA-F626090068

IC

NDC7002N

I037

DA-F647003352

IC

SVP-EX52-L

Q001

DA-F622010011

TRANSISTOR

MMBT3904

Q002

DA-F622010011

TRANSISTOR

MMBT3904

Q003

DA-F622010011

TRANSISTOR

MMBT3904

Q004

DA-F622010011

TRANSISTOR

MMBT3904

Q005

DA-F622010011

TRANSISTOR

MMBT3904

Q006

DA-F623010011

TRANSISTOR

MMBT3906

Q007

DA-F623010011

TRANSISTOR

MMBT3906

Q009

DA-F622010011

TRANSISTOR

MMBT3904

Q010

DA-F623010011

TRANSISTOR

MMBT3906

Q011

DA-F623010011

TRANSISTOR

MMBT3906

Q013

DA-F622010011

TRANSISTOR

MMBT3904

Q015

DA-F623010011

TRANSISTOR

MMBT3906

Q042

DA-F622010011

TRANSISTOR

MMBT3904

D005

DA-F611020036

DIODE

B340

D018

DA-F613020019

DIODE

LL4148

D022

DA-F613020019

DIODE

LL4148

D024

DA-F613020019

DIODE

LL4148

D025

DA-F613020019

DIODE

LL4148

D026

DA-F613020019

DIODE

LL4148

D028

DA-F613020019

DIODE

LL4148

ZD15

DA-F615010091

Z DIODE

BZT52C3V6

C001

DA-E230003391

CAPACITOR

0.1uF 25V Z

C003

DA-E216029302

CAPACITOR

330uF 35V

C004

DA-E230003391

CAPACITOR

0.1uF 25V Z

C005

DA-E218027093

CAPACITOR

100uF 16V M

C007

DA-E218027093

CAPACITOR

100uF 16V M

C008

DA-E230003391

CAPACITOR

0.1uF 25V Z

C009

DA-E218027093

CAPACITOR

100uF 16V M

C010

DA-E230003391

CAPACITOR

0.1uF 25V Z

C011

DA-E230003391

CAPACITOR

0.1uF 25V Z

C012

DA-E218027093

CAPACITOR

100uF 16V M

C013

DA-E240610191

CAPACITOR

100pF 50V J

C014

DA-E240610191

CAPACITOR

100pF 50V J

C015

DA-E240610191

CAPACITOR

100pF 50V J

C016

DA-E240610191

CAPACITOR

100pF 50V J

C017

DA-E240610191

CAPACITOR

100pF 50V J

C020

DA-E240610191

CAPACITOR

100pF 50V J

C022

DA-E240610191

CAPACITOR

100pF 50V J

C024

DA-E218027093

CAPACITOR

100uF 16V M

C025

DA-E230003391

CAPACITOR

0.1uF 25V Z

C027

DA-E218027093

CAPACITOR

100uF 16V M

C028

DA-E230003391

CAPACITOR

0.1uF 25V Z

C029

DA-E218027093

CAPACITOR

100uF 16V M

C030

DA-E240610191

CAPACITOR

100pF 50V J

C031

DA-E230003391

CAPACITOR

0.1uF 25V Z

C032

DA-E230003391

CAPACITOR

0.1uF 25V Z

C034

DA-E230003391

CAPACITOR

0.1uF 25V Z

C035

DA-E216029302

CAPACITOR

330uF 35V

C037

DA-E218027093

CAPACITOR

100uF 16V M

C039

DA-E230003391

CAPACITOR

0.1uF 25V Z

C043

DA-E250810591

CAPACITOR

1uF 25V Z

C044

DA-E230003391

CAPACITOR

0.1uF 25V Z

C045

DA-E218027093

CAPACITOR

100uF 16V M

C046

DA-E216028903

CAPACITOR

470uF 25V M

C048

DA-E216028903

CAPACITOR

470uF 25V M

C054

DA-E218007993

CAPACITOR

100uF 16V M

C106

DA-E230003391

CAPACITOR

0.1uF 25V Z

C110

DA-E218007993

CAPACITOR

100uF 16V M

C111

DA-E240647091

CAPACITOR

47pF 50V J

C112

DA-E218008893

CAPACITOR

22uF 16V M

C113

DA-E230003391

CAPACITOR

0.1uF 25V Z

C115

DA-E230003391

CAPACITOR

0.1uF 25V Z

C116

DA-E216028903

CAPACITOR

470uF 25V M

C119

DA-E240647091

CAPACITOR

47pF 50V J

C120

DA-E230003391

CAPACITOR

0.1uF 25V Z

C121

DA-E230019191

CAPACITOR

0.15uF DC 16V Z

C122

DA-E218007993

CAPACITOR

100uF 16V M

C124

DA-E230003391

CAPACITOR

0.1uF 25V Z

C126

DA-E216028903

CAPACITOR

470uF 25V M

C127

DA-E230014191

CAPACITOR

2.2uF DC 16V M

C132

DA-E218007893

CAPACITOR

10uF 16V M

C133

DA-E218008893

CAPACITOR

22uF 16V M

C134

DA-E230003391

CAPACITOR

0.1uF 25V Z

C136

DA-E218007893

CAPACITOR

10uF 16V M

C137

DA-E218007893

CAPACITOR

10uF 16V M

C138

DA-E230003391

CAPACITOR

0.1uF 25V Z

C140

DA-E240615091

CAPACITOR

15pF 50V J

C141

DA-E240615091

CAPACITOR

15pF 50V J

C142

DA-E230610291

CAPACITOR

1000pF 50V K

C143

DA-E218007893

CAPACITOR

10uF 16V M

C144

DA-E218007893

CAPACITOR

10uF 16V M

C145

DA-E230003391

CAPACITOR

0.1uF 25V Z

C146

DA-E218007993

CAPACITOR

100uF 16V M

C147

DA-E230019191

CAPACITOR

0.15uF DC 16V Z

C149

DA-E216028903

CAPACITOR

470uF 25V M

C150

DA-E230003391

CAPACITOR

0.1uF 25V Z

C151

DA-E230003391

CAPACITOR

0.1uF 25V Z

C152

DA-E230003391

CAPACITOR

0.1uF 25V Z

C153

DA-E230610391

CAPACITOR

10uF 50V K

C161

DA-E230003391

CAPACITOR

0.1uF 25V Z

C162

DA-E218007993

CAPACITOR

100uF 16V M

C163

DA-E218007993

CAPACITOR

100uF 16V M

C168

DA-E230003391

CAPACITOR

0.1uF 25V Z

C169

DA-E218007993

CAPACITOR

100uF 16V M

C169

DA-E218006393

CAPACITOR

220uF 16V M

C171

DA-E218007893

CAPACITOR

10uF 16V M

C172

DA-E230003391

CAPACITOR

0.1uF 25V Z

C175

DA-E230003391

CAPACITOR

0.1uF 25V Z

C180

DA-E230003391

CAPACITOR

0.1uF 25V Z

C182

DA-E230003391

CAPACITOR

0.1uF 25V Z

C183

DA-E240610191

CAPACITOR

100pF 50V J

C184

DA-E218007893

CAPACITOR

10uF 16V M

C187

DA-E216027903

CAPACITOR

100uF 25V M

C188

DA-E230610291

CAPACITOR

1000pF 50V K

C189

DA-E230610391

CAPACITOR

10uF 50V K

C190

DA-E240647191

CAPACITOR

470pF 50V J

C193

DA-E250810591

CAPACITOR

1uF 25V Z

C194

DA-E218007893

CAPACITOR

10uF 16V M

C195

DA-E230610291

CAPACITOR

1000pF 50V K

C196

DA-E240633991

CAPACITOR

3.3pF DC 50V

C197

DA-E230610291

CAPACITOR

1000pF 50V K

C198

DA-E250810591

CAPACITOR

1uF 25V Z

C200

DA-E218008893

CAPACITOR

22uF 16V M

C201

DA-E240633991

CAPACITOR

3.3pF DC 50V

C202

DA-E218007893

CAPACITOR

10uF 16V M

C203

DA-E240656091

CAPACITOR

56pF DC 50V J

C204

DA-E218007893

CAPACITOR

10uF 16V M

C205

DA-E230003391

CAPACITOR

0.1uF 25V Z

C206

DA-E230003391

CAPACITOR

0.1uF 25V Z

C207

DA-E230003391

CAPACITOR

0.1uF 25V Z

C209

DA-E230003391

CAPACITOR

0.1uF 25V Z

C210

DA-E230003391

CAPACITOR

0.1uF 25V Z

C211

DA-E230003391

CAPACITOR

0.1uF 25V Z

C212

DA-E230003391

CAPACITOR

0.1uF 25V Z

C213

DA-E240656091

CAPACITOR

56pF DC 50V J

C214

DA-E230003391

CAPACITOR

0.1uF 25V Z

C215

DA-E230003391

CAPACITOR

0.1uF 25V Z

C216

DA-E230003391

CAPACITOR

0.1uF 25V Z

C217

DA-E230003391

CAPACITOR

0.1uF 25V Z

C218

DA-E230610291

CAPACITOR

1000pF 50V K

C219

DA-E230003391

CAPACITOR

0.1uF 25V Z

C220

DA-E230610291

CAPACITOR

1000pF 50V K

C221

DA-E218007893

CAPACITOR

10uF 16V M

C222

DA-E250810591

CAPACITOR

1uF 25V Z

C223

DA-E230003391

CAPACITOR

0.1uF 25V Z

C224

DA-E230003391

CAPACITOR

0.1uF 25V Z

C225

DA-E230003391

CAPACITOR

0.1uF 25V Z

Ref No.

Part No.

Part Name

Description Local

Summary of Contents for LT-20A5

Page 1: ... Victor Company of Japan Limited No YA350 2005 11 LCD FLAT TELEVISION YA350 2005 11 LT 20A5 LT 20A5 S TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 5 3 DISASSEMBLY 1 6 4 ADJUSTMENT 1 19 5 TROUBLESHOOTING 1 20 ...

Page 2: ...ter DC 12V AC 110V AC 240V 50Hz 60Hz Power Consumption 60W Stand by 1W LCD Panel 20 1V wide aspect 15 9 Screen Size Diagonal 51 0cm H 40 8cm V 30 6cm Display Pixels Horizontal 640 pixels x Vertical 480 pixels VGA Audio Power Output 3W 3W Speaker 5 4cm round type 2 Antenna Terminal 75Ω unbalanced coaxial Video Audio Input VIDEO 1 S Video Video Audio VIDEO 2 Component Video Audio Mini DIN 4pin 1 Y 1...

Page 3: ...acements or alternatives approved by the manufacturer of the complete product 7 Do not check high voltage by drawing an arc Use a high voltage meter or a high voltage probe with a VTVM Discharge the picture tube before attempting meter connection by connecting a clip lead to the ground frame and connecting the other end of the lead through a 10kΩ 2W resistor to the anode button 8 When service is r...

Page 4: ...rature is kept in the range of 0 to 35 C 4 Avoid operation or storage in high temperature and humidity that exceed the specified limit Otherwise the display presentation may be deteriorated 5 This monitor may display a blurred picture when exposed to an extreme environmental conditions This phenomenon is due to an intrinsic characteristic of the Liquid Crystal Display LCD This is not the failure 6...

Page 5: ...d by an intrinsic characteristic of the LCD 2 1 5 PIXEL DEFICIENCY OF THE LCD The liquid crystal panel is manufactured with precise engineering procedure However there is a possibility of yielding a little amount of defective pixels in part on the panel This is unavoidable feature even if the latest technology is being used for manufacturing the LCD module 2 2 IMPORTANT NOTICE WHEN REPLACING COMPO...

Page 6: ... the power off When exchanging parts etc with the front side LCD side facing down please place a protection sheet below before starting so as to prevent scratches on the front side 3 1 1 REMOVING THE CABLE COVER L R AND NECK COVER Fig 1 1 Remove the 4 claws A 2 Remove the CABLE COVER L CABLE COVER R and NECK COVER Fig 1 A x4 CABLE COVER R NECK COVER CABLE COVER L ...

Page 7: ...ABLE COVER R 1 Remove the DUMMY COVER by pulling the claw C 2 Remove the 1 claw C and remove the TUNER COVER 3 Remove the TUNER MODULE by pulling carefully 3 1 4 REMOVING THE AV JACK MODULE Fig 2 Remove the CABLE COVER L 1 Loosen the 2 screws D 2 Remove the AV JACK MODULE by pulling carefully Fig 2 C B x4 D x2 DUMMY COVER TUNER COVER TUNER MODULE STAND ASS Y AV JACK MODULE ...

Page 8: ...OVER L R and NECK COVER Remove the STAND ASS Y Remove the TUNER MODULE Remove the AV JACK MODULE 1 Remove the 4 screws E and remove the REAR COVER CAUTION For the REAR COVER is attached tightly it is easy to open from the corner of the REAR COVER Fig 3 REAR COVER E x4 ...

Page 9: ...crew F and remove the D SUB COVER Fig 4 2 Remove the 1 screw G and remove the AUDIO COVER Fig 4 3 Remove the 2 screws H and remove the MODULE BRACKETS Fig 4 4 Remove the 4 screws I Fig 5 5 Remove the MAIN PWB SHIELD by sliding to downside Fig 5 Fig 4 MODULE BRACKET AUDIO COVER D SUB COVER H H F G ...

Page 10: ...1 10 No YA350 Fig 5 MAIN PWB SHIEELD I x2 I x2 ...

Page 11: ...ct the connectors P004 P006 P009 P017 from the MAIN PWB 3 Disconnect the connector P613 from the FRONT CONTROL PWB 4 Remove the 6 screws K and remove the MAIN PWB NOTE EIt is advisable to take note of the connecting location connector number of the removed connectors Fig 6 P613 MAIN PWB FRONT CONTROL PWB P009 P006 P004 P017 K x6 J ...

Page 12: ...e REAR COVER Remove the MAIN PWB SHIELD Remove the MAIN PWB 1 Remove the 5 screws L Fig 7 2 Remove the 2 claws M 4 claws N and 2 claws O and remove the LCD PANEL UNIT and LCD BRACKET Fig 7 3 Remove the 4 screws P and remove LCD BRACKET Fig 8 Fig 7 L x5 M x2 N x4 O x2 ...

Page 13: ... No YA350 1 13 Fig 8 P x2 P x2 LCD BRACKET ...

Page 14: ...AIN PWB SHIELD Remove the MAIN PWB Remove the LCD BRACKET 1 Remove the 2 screws Q 2 Disconnect the connectors from the INVERTER PWB and remove the INVERTER PWB NOTE It is advisable to take note of the connecting location connector number of the removed connectors Fig 9 Q x4 INVERTER PWB ...

Page 15: ...R 1 Disconnect the connector P612 from the FRONT CONTROL PWB 2 Strip off the sponges and remove the SPEAKERS NOTE It is advisable to take note of the connecting location connector number of the removed connectors Fig 10 P612 FRONT CONTROL PWB SPONGE SPONGE SPEAKER SPEAKER ...

Page 16: ...OL PWB NOTE EIt is advisable to take note of the connecting location connector number of the removed connectors 3 1 12 REMOVING THE IR SENSOR PWB Fig 11 Remove the REAR COVER 1 Remove the 1 screw T 2 Disconnect the connector P005 from the IR SENSOR PWB NOTE It is advisable to take note of the connecting location connector number of the removed connectors Fig 11 R x2 P611 FRONT CONTROL PWB S x3 IR ...

Page 17: ...layed in the upperleft on the FACTORY MODE screen 3 Press the POWER key or the BACK key to exit the FACTORY MODE CAUTION Do not change setting values of FACTORY MODE screen 3 2 2 SERVICE CONTROL KEY LAYOUT ON THE REMOTE CONTROL UNIT Build Date Fab 16 2005 Time 20 52 58 V23JLBJ F W Ver 3 83 PICTURE ADC TCD3 Scalar Display Color Process FACTORY MODE SCREEN SELECT Factory Mode OK OPERATE FIRMWARE Ver...

Page 18: ...he tweezers and remove the chip part Transistors diodes variable resistors etc 1 Apply extra solder to each lead 2 As shown in the figure push the part with tweezers and alternately melt the solder at each lead Shift and remove the chip part NOTE After removing the part remove remaining solder from the pattern 2 How to install Chip parts Resistors capacitors etc 1 Apply solder to the pattern as in...

Page 19: ... No YA350 1 19 SECTION 4 ADJUSTMENT This service manual does not describe ADJUSTMENT ...

Page 20: ...till no picture MCU I016 hangs Replace I016 Yes Yes No No No No Next Yes Yes No Yes No Yes End Replace I025 Replace I009 Replace I028 Replace I001 Replace I004 Replace I019 Replace I037 The voltage of I025 2pin is 3 3V The voltage of I009 2pin is 3 3V The voltage of I028 2pin is 2 5V The voltage of I001 2pin is 5V The voltage of I004 2pin is 1 8V No Yes Replace I003 The voltage of I003 2pin is 1 8...

Page 21: ... No YA350 1 21 ...

Page 22: ... No YA350 AV MULTIMEDIA COMPANY DISPLAY CATEGORY 12 3 chome Moriya cho Kanagawa ku Yokohama city Kanagawa prefecture 221 8528 Japan Victor Company of Japan Limited VPT Printed in Japan ...

Page 23: ...pacitor MF R Metal Film Resistor MF CAP Metalized Film Capacitor MG R Metal Glazed Resistor MM CAP Metalized Mylar Capacitor MP R Metal Plate Resistor MP CAP Metalized Polystyrol Capacitor OM R Metal Oxide Film Resistor PP CAP Polypropylene Capacitor CMF R Coating Metal Film Resistor PS CAP Polystyrol Capacitor UNF R Non Flammable Resistor TF CAP Thin Film Capacitor CH V R Chip Variable Resistor M...

Page 24: ...RONT CONTROL P W BOARD ASS Y DA 5098801032 PWB 0916 PART B 01 3 9 TUNER P W BOARD ASS Y DA 5098801030 PWB 0916 PART C 01 3 9 PACKING 3 10 PACKING PARTS LIST 3 10 USING P W BOARD REMOTE CONTROL UNIT P W B ASS Y LT 20A5 LT 20A5 S MAIN P W B DA 5098801027 PWB 0915 PART A 01 IR SENSOR P W B DA 5098801028 PWB 0915 PART B 01 AV JACK P W B DA 5098801029 PWB 0916 PART A 01 FRONT CONTROL P W B DA 509880103...

Page 25: ...ER 25 DA E642901116 HANDLE 26 DA E642323100 CABLE COVER L 27 DA E642323000 CABLE COVER R 28 DA E641415112 NECK COVER 29 DA E642655800 AV JACK PWB SHIELD 30 DA E642679610 AV JACK PWB COVER 31 DA 5095854608 STAND ASS Y Inc No 32 No 34 32 DA E642025401 RUBBER FOOT x5 33 DA E642679300 CABLE HOLDER 34 DA E641414901 HINGE COVER 35 DA E642425400 TUNER LABEL 36 DA E642435000 DC IN LABEL 37 DA E642438700 A...

Page 26: ...3 4 No YA350 EXPLODED VIEW 27 28 26 S10 25 S7 34 33 32 S8 18 S3 19 21 23 24 S5 S9 29 30 16 15 S4 S3 S2 2 8 9 1 4 6 5 S5 S5 11 10 S2 S1 14 S3 17 12 13 7 S6 3 31 22 20 39 36 35 37 38 51 53 52 50 54 ...

Page 27: ...1 CAPACITOR 0 1uF 25V Z C110 DA E218007993 CAPACITOR 100uF 16V M C111 DA E240647091 CAPACITOR 47pF 50V J C112 DA E218008893 CAPACITOR 22uF 16V M C113 DA E230003391 CAPACITOR 0 1uF 25V Z C115 DA E230003391 CAPACITOR 0 1uF 25V Z C116 DA E216028903 CAPACITOR 470uF 25V M C119 DA E240647091 CAPACITOR 47pF 50V J C120 DA E230003391 CAPACITOR 0 1uF 25V Z C121 DA E230019191 CAPACITOR 0 15uF DC 16V Z C122 D...

Page 28: ... DA E230003391 CAPACITOR 0 1uF 25V Z C381 DA E218008893 CAPACITOR 22uF 16V M Ref No Part No Part Name Description Local C382 DA E240622091 CAPACITOR 22pF DC 50V J C383 DA E240622091 CAPACITOR 22pF DC 50V J C390 DA E240622091 CAPACITOR 22pF DC 50V J C396 DA E218008893 CAPACITOR 22uF 16V M C397 DA E230003391 CAPACITOR 0 1uF 25V Z C402 DA E240622091 CAPACITOR 22pF DC 50V J C403 DA E240622091 CAPACITO...

Page 29: ...R 0Ω 1 10W J R275 DA E134610309 RESISTOR 10kΩ 1 10W J R282 DA E134210009 RESISTOR 100Ω 1 10W F Ref No Part No Part Name Description Local R283 DA E134210009 RESISTOR 100Ω 1 10W F R285 DA E134622009 RESISTOR 22Ω 1 10W J R286 DA E134600009 RESISTOR 0Ω 1 10W J R292 DA E134600009 RESISTOR 0Ω 1 10W J R293 DA E134610309 RESISTOR 10kΩ 1 10W J R294 DA E134210009 RESISTOR 100Ω 1 10W F R304 DA E134600009 RE...

Page 30: ...7 FERRITE BEADS MLB 160808 0030A N2 L090 DA E062132317 FERRITE BEADS MLB 160808 0030A N2 L091 DA E062132317 FERRITE BEADS MLB 160808 0030A N2 L094 DA E062132317 FERRITE BEADS MLB 160808 0030A N2 L095 DA E062132317 FERRITE BEADS MLB 160808 0030A N2 L096 DA E062132317 FERRITE BEADS MLB 160808 0030A N2 L097 DA E062132317 FERRITE BEADS MLB 160808 0030A N2 L098 DA E062133008 FERRITE BEADS MLB 201209 01...

Page 31: ...V JACK VIDEO2 COMP Y IN P607 DA E782404009 AV JACK VIDEO2 COMP Pb IN P608 DA E782404008 AV JACK VIDEO2 COMP Pr IN P609 DA E782404006 AV JACK VIDEO2 L IN P610 DA E782404003 AV JACK VIDEO2 R IN Ref No Part No Part Name Description Local R602 DA E142127195 RESISTOR 270Ω 1 6W R603 DA E142127195 RESISTOR 270Ω 1 6W S601 DA E054513070 TACT SWITCH CH S602 DA E054513070 TACT SWITCH CH S603 DA E054513070 TA...

Page 32: ...HION R 4 DA I533399956 POLY BAG For SET x2 5 DA I533399856 POLY BAG For SET 6 DA E061370349 AC ADAPTER 7 DA E056706170 POWER CORD LT 20A5 7 DA E056706169 POWER CORD LT 20A5 S 8 DA I533389756 POLY BAG For ACCESSORIS 9 DA E052731049 REMOCON UNIT RM C1861 10 DA E030057177 INST BOOK 11 BATTERY x2 12 POLY BAG For WARRANTY CARD 13 DA E056513200 PLUG ADAPTER 14 WARRANTY CARD 6 7 9 8 10 11 13 1 5 2 4 3 12...

Page 33: ...SCHEMATIC DIAGRAMS COPYRIGHT 2005 Victor Company of Japan Limited No YA350 2005 11 LCD FLAT TELEVISION LT 20A5 LT 20A5 S CD ROM No SML200511 ...

Page 34: ...WBPATTERN 2 29 TUNERPWBPATTERN 2 29 USING P W BOARD IC BOTTOM VIEW FRONT VIEW TOP VIEW 1 N N 1 OUT E IN IN OUT E 1 N TOP VIEW 1 N 1 N CHIP IC TRANSISTOR BOTTOM VIEW FRONT VIEW TOP VIEW CHIP TR E C B E C B C B E B G E S C D E C B E C B STANDARD CIRCUIT DIAGRAM LT 20A5 LT 20A5 S P W B ASS Y LT 20A5 LT 20A5 S MAIN P W BOARD DA 5098801027 PWB 0915 PARTA 02 IR SENSOR PW BOARD DA 5098801028 PWB 0915 PAR...

Page 35: ..._LUM S_CHR S VIDEO Y Pb Pr VIDEO 1 V L R VIDEO 2 L R IR SENSOR PWB P005 P009 D001 IR01 REMOCON RECIEVER LCD PANEL UNIT SPEAKER L SPEAKER R R L FRONT CONTROL PWB INVERTER PWB P614 HEADPHONE I033 AUDIO CONTROL I037 VIDEO SELECT YC SEP RGB PROCESS LVDS FORMAT CONVERSION I016 MAIN CPU L R KPD KPD I027 AMP I032 4 I013 I015 MEMORY TXOUT0 TXOUT1 TXOUT2 TXOUT3 ADDRESS DATA P602 P606 P607 P608 P603 P604 P6...

Page 36: ...2 4 No YA350 No YA350 2 3 MAIN PWB ASS Y 1 11 DC12V OPEN OPEN LCD PANEL UNIT SHEET 7 8 SHEET 7 SHEET 7 PWB 0915 02 CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAM 1 11 SHEET1 ...

Page 37: ... No YA350 2 5 2 6 No YA350 MAIN PWB ASS Y 2 11 PWB 0915 02 MAIN PWB CIRCUIT DIAGRAM 2 11 SHEET 2 ...

Page 38: ...SHEET 3 SHEET 3 SHEET 7 SHEET 7 SHEET 3 SHEET 3 OPEN SHEET 3 OPEN SHEET 3 SHEET 3 SHEET 3 SHEET 3 SHEET 3 SHEET 8 SHEET 3 SHEET 8 SHEET 3 SHEET 8 SHEET 3 SHEET 8 SHEET 3 SHEET 8 SHEET 3 SHEET 8 SHEET 10 SHEET 10 SHEET 10 SHEET 10 PWB 0915 02 MAIN PWB CIRCUIT DIAGRAM 3 11 SHEET 3 ...

Page 39: ...AND BY RED SHEET 6 7 10 MAIN PWB ASS Y 4 11 P009 SHEET 4 IR SENSOR PWB ASS Y P005 SHEET 4 SHEET 7 SHEET 7 SHEET 7 FRONT CONTROL PWB ASS Y P611 SHEET 12 TUNER PWB ASS Y P615 SHEET 12 SHEET 4 MAIN PWB ASS Y 10 11 P018 SHEET 10 MAIN PWB ASS Y 8 11 P019 SHEET 8 PWB 0915 02 MAIN PWB CIRCUIT DIAGRAM 4 11 SHEET 4 ...

Page 40: ...2 12 No YA350 No YA350 2 11 MAIN PWB ASS Y 5 11 OPEN LCD PANEL UNIT SHEET 5 SHEET 5 SHEET 8 SHEET 7 SHEET 5 SHEET 8 PWB 0915 02 MAIN PWB CIRCUIT DIAGRAM 5 11 SHEET 5 ...

Page 41: ...11 A D CONVERT PC VGA IN SHEET 7 SHEET 6 SHEET 6 SHEET 8 SHEET 8 SHEET 6 SHEET 6 SHEET 6 SHEET 6 7 SHEET 6 SHEET 6 7 SHEET 4 7 10 OPEN SHEET 6 SHEET 8 SHEET 8 SHEET 6 SHEET 6 SHEET 7 8 SHEET 7 OPEN PWB 0915 02 MAIN PWB CIRCUIT DIAGRAM 6 11 SHEET 6 ...

Page 42: ... SHEET 11 SHEET 4 SHEET 7 SHEET 7 SHEET 8 OPEN SHEET 4 6 7 10 SHEET 6 SHEET 6 SHEET 7 SHEET 7 8 SHEET 7 MAIN CPU SHEET 7 SHEET 7 8 SHEET 7 8 SHEET 5 SHEET 7 8 OPEN SHEET 8 SHEET 7 8 SHEET 8 SHEET 8 SHEET 7 SHEET 4 6 7 10 OPEN SHEET 3 SHEET 6 SHEET 4 SHEET 1 8 SHEET 4 SHEET 6 SHEET 8 SHEET 7 SHEET 7 SHEET 7 8 SHEET 1 SHEET 8 SHEET 4 6 7 10 ...

Page 43: ...T 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 9 SHEET 9 SHEET 7 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 9 SHEET 9 SHEET 9 SHEET 9 SHEET 8 SHEET 7 SHEET 7 SHEET 7 SHEET 6 SHEET 7 SHEET 7 SHEET 8 SHEET 8 SHEET 8 SHEET 7 SHEET 9 CLKE SHEET 9 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8...

Page 44: ...2 20 No YA350 No YA350 2 19 PWB 0915 02 MAIN PWB ASS Y 9 11 DDR RAM SHEET 9 SHEET 9 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 8 SHEET 9 MAIN PWB CIRCUIT DIAGRAM 9 11 SHEET 9 ...

Page 45: ...2 21 2 22 No YA350 PWB 0915 02 MAIN PWB ASS Y 10 11 AUDIO CONTROL OPEN PC AUDIO IN MAIN PWB ASS Y 4 11 P002 SHEET 4 SHEET 11 SHEET 10 SHEET 4 6 7 SHEET 10 SHEET 3 SHEET 11 MAIN PWB CIRCUIT DIAGRAM 10 11 SHEET 10 ...

Page 46: ...2 24 No YA350 No YA350 2 23 PWB 0915 02 FRONT CONTROL PWB ASS Y P613 SHEET 12 SHEET 10 SHEET 10 SHEET 7 MAIN PWB ASS Y 11 11 MAIN PWB CIRCUIT DIAGRAM 11 11 SHEET 11 ...

Page 47: ...EET 12 FRONT CONTROL PWB ASS Y TO SPEAKER MAIN PWB ASS Y 11 11 P012 SHEET 11 MAIN PWB ASS Y 4 11 P006 SHEET 4 VIDEO 2 COMPONENT VIDEO SHEET 12 SHEET 12 SHEET 12 SHEET 12 MAIN PWB ASS Y 3 11 P020 SHEET 3 VIDEO 1 VIDEO 1 S VIDEO V R L SHEET 12 SHEET 12 SHEET 12 PWB 0916 02 AV JACK PWB FRONT CONTROL PWB TUNER PWB CIRCUIT DIAGRAM SHEET 12 ...

Page 48: ...2 28 No YA350 No YA350 2 27 PATTERN DIAGRAMS MAIN PWB AND IR SENSOR PWB PATTERN TOP TOP ...

Page 49: ... No YA350 2 29 2 30 No YA350 TOP FRONT TOP TOP AV JACK PWB FRONT CONTROL PWB TUNER PWB PATTERN ...

Page 50: ... No YA350 AV MULTIMEDIA COMPANY DISPLAY CATEGORY 12 3 chome Moriya cho Kanagawa ku Yokohama city Kanagawa prefecture 221 8528 Japan Victor Company of Japan Limited VPT Printed in Japan ...

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