JVC LT-26A70BU Page 7 Service Manual Download

Page: 7 / 56

(No.YA492)1-7

SECTION 2

SPECIFIC SERVICE INSTRUCTIONS

2.1

FEATURES

T-V LINK

When you have a T-V LINK compatible VCR connected to the
EXT-2 Terminal on the TV, it is easier to set up the VCR and
to view videos.

PICTURE MODE

This function can adjust the picture settings automatically.

ZOOM

This function can change the screen size according to the
picture aspect ratio.

DIGITAL VNR

This function cuts down the amount of noise in the original
picture.

2.2

MAIN DIFFERENCE LIST

Item

LT-26A70BJ

LT-26A70SJ

LT-26A70BU

LT-26A70SU

Paint Color

Black

Silver

Black

Silver

Broadcasting System

I (UHF / VHF)

←

B/G, D/K, I, L

←

RF System

PAL

←

PAL,SECAM

←

Video System

PAL, NTSC

←

PAL, SECAM, NTSC

←

Teletext

FLOF / WST

←

FLOF / TOP / WST

←

Plug Type

UK Type (3 Pins)

←

EU Type (2 Pins)

←

Item

LT-32A70SJ

LT-32A70BJ

LT-32A70SU

LT-32A70BU

LT-32A70GU

Paint Color

Black

Silver

Black

Silver

Titanium

Broadcasting System

I (UHF / VHF)

←

B/G, D/K, I, L

←

RF System

PAL

←

PAL,SECAM

←

Video System

PAL, NTSC

←

PAL, SECAM, NTSC

←

Teletext

FLOF / WST

←

FLOF / TOP / WST

←

Plug Type

UK Type (3 Pins)

←

EU Type (2 Pins)

←

Summary of Contents for LT-26A70BU

Page 1: ...06 11 SERVICE MANUAL LT 26A70BJ LT 26A70BU LT 26A70SJ LT 26A70SU LT 32A70BJ LT 32A70BU LT 32A70GU LT 32A70SJ LT 32A70SU COPYRIGHT 2006 Victor Company of Japan Limited TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 7 3 DISASSEMBLY 1 11 4 ADJUSTMENT 1 16 5 TROUBLESHOOTING 1 21 BASIC CHASSIS FT2 ...

Page 2: ... 6 0MHz I 33 4MHz 5 5MHz B G 32 9MHz 6 0MHz I 32 4MHz 6 5MHz D K 32 9MHz 6 0MHz I 33 4MHz 5 5MHz B G 32 9MHz 6 0MHz I 32 4MHz 6 5MHz D K Colour Sub Carrier Frequency PAL 4 43MHz SECAM 4 40625MHz 4 25MHz 4 40625MHz 4 25MHz NTSC 3 58MHz 4 43MHz LCD panel 26V inch wide aspect 16 9 32V inch wide aspect 16 9 Screen Size Diagonal 66 cm H 57 6 cm V 32 4 cm Diagonal 80 cm H 69 7 cm V 39 2 cm Display Pixel...

Page 3: ...omponents that indicate evidence of overheating should be replaced Always use the manufacturer s replacement components 6 Isolation Check Safety for Electrical Shock Hazard After re assembling the product always perform an isolation check on the exposed metal parts of the cabinet antenna terminals video audio input and output terminals Control knobs metal cabinet screw heads earphone jack control ...

Page 4: ...aracteristics are identified in the Parts List of Service Manual Electrical components having such features are identified by shading on the schematics and by on the Parts List in the Service Manual The use of a substitute replacement which does not have the same safety characteristics as the recommended replacement part shown in the Parts List of Service Manual may cause shock fire or other hazar...

Page 5: ...ping in order to protect against accidents and earthquakes 1 3 3 INSTALLATION REQUIREMENTS To ensure safety in an emergency such as an earthquake and to prevent accidents ensure that measures are taken to prevent the TV dropping or falling over 1 3 4 NOTES ON HANDLING 1 WHEN TAKING UNIT OUT OF A PACKING CASE When taking the unit out of a packing case do not grasp the upper part of the unit If you ...

Page 6: ...ring transportation and storage as the LCD panel is very vulnerable to lateral impacts and may break During transportation ensure that the unit is loaded along the traveling direction of the vehicle and avoid stacking them on one another For storage ensure that they are stacked in 2 layers or less even when placed upright 1 4 2 OPTICAL FILTER ON THE FRONT OF THE LCD PANEL 1 Avoid placing the unit ...

Page 7: ...amount of noise in the original picture 2 2 MAIN DIFFERENCE LIST Item LT 26A70BJ LT 26A70SJ LT 26A70BU LT 26A70SU Paint Color Black Silver Black Silver Broadcasting System I UHF VHF B G D K I L RF System PAL PAL SECAM Video System PAL NTSC PAL SECAM NTSC Teletext FLOF WST FLOF TOP WST Plug Type UK Type 3 Pins EU Type 2 Pins Item LT 32A70SJ LT 32A70BJ LT 32A70SU LT 32A70BU LT 32A70GU Paint Color Bl...

Page 8: ... Used L2 7 B input 700mV B W 75Ω Used Used 8 FUNCTION SW SLOW SW Low 0V 3V High 8V 12V High impedance Used Used 9 GND G Used Used 10 SCL T V LINK Not used Used SCL2 TV LINK 11 G input 700mV B W 75Ω Used Used 12 SDA Not used Used SDA2 13 GND R Used Used 14 GND YS Used Not used 15 R C input R 700mV B W 75Ω C 300mV P P 75Ω Used R Used C2 R 16 Ys input FAST SW Low 0V 0 4V High 1V 3V 75Ω Used Used 17 G...

Page 9: ...of each R G B colour and find out the cell that is not lighting FLICKER FAULT In the pixel fault a cell that should light originally or not light originally is flashing on and off For checking this pixel fault input ALL BLACK SCREEN signal or 100 of each RGB colour and find out the cell that is flashing on and off Item Specifications 26V LCD PANEL UNIT 32V LCD PANEL UNIT Maximum dimensions W H D 6...

Page 10: ...7_7 O HDMI_DETECT 71 P1_7 Not used 22 P7_6 O SOUNDAMP MUTE 72 P1_6 Not used 23 P7_5 I DEBUG 73 P1_5 I TV_LINK_IN 24 P7_4 O BACKLIGHT_CONTROL 74 P1_4 O EDID_WP 25 P7_3 O HDMI_DAC_MUTE 75 P1_3 Not used 26 P7_2 Not used 76 P1_2 O TV_LINK_CONTROL 27 P7_1 I O SCL_EEP 77 P1_1 O TV_LINK_OUT 28 P7_0 I O SDA_EEP 78 P1_0 I HDMI_PICTURE_SIGNAL_INDICATON 29 P6_7 I O TX 79 D7 I O Program ROM data for CPU 30 P6...

Page 11: ... the STAND Remove the REAR COVER 1 Remove the 3 screws F and 2 screws G 2 Remove the TERMINAL BASE 3 Remove the 8 screws H and 1 screw J 4 Remove the SHIELD COVER 5 Remove the 4 screws K 6 Remove the MAIN PWB 3 1 5 REMOVING THE CONTROL KNOB ASS Y AND CONTROL PWB Remove the STAND Remove the REAR COVER 1 Remove the 2 screws L 2 Remove the CONTROL PWB with the CONTROL KNOB ASS Y 3 Remove the CONTROL ...

Page 12: ... P P P K POWER PWB INSULATOR MAIN PWB TERMINAL BASE POWER CORD REAR COVER LCD PANEL UNIT FRONT BASE SPEAKER HOLDER SPEAKER HOLDER SPEAKER SPEAKER CONTROL KNOB ASS Y IR PWB CONTROL PWB BACK BRACKET STAND ASS Y Check that connector is inserted completly The terminal of a connector is turned up and connected Don t insert aslant PUGTV CPF NQEM UWTGN terminal side ...

Page 13: ...age later Where these do not agree refer to the OPERATING INSTRUCTIONS and set the items as described 6 SERVICE MODE setting Verify what to set in the SERVICE MODE and set whatever is necessary Fig 1 Refer to the SERVICE ADJUSTMENT for setting 3 2 2 SERVICE MODE SETTING SERVICE MODE SCREEN NOTE As self check feature is not used in this TV 2 SELF_CHECK and 4 OPTION cannot be selected screen display...

Page 14: ...position PICTURE MODE BRIGHT COLOUR TEMP COOL FEATURES DIGITAL VNR AUTO LOW COLOUR SYSTEM TV Depends on PR CH EXT AUTO 4 3 AUTO ASPECT PANORAMIC Setting item Setting position STEREO I II Stereo sound BASS Centre TREBLE Centre BALANCE Centre 3D SOUND OFF Setting item Setting position SLEEP TIMER OFF CHILD LOCK ID NO 0000 All CH off APPEARANCE TYPE A BLUE BACK ON FAVOURITE SETTING Reset Setting item...

Page 15: ...the 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 i...

Page 16: ...ODE SCREEN Fig 1 Fig 1 NOTE As self check feature is not used in this TV 2 SELF_CHECK and 4 OPTION cannot be selected screen display only Before entering the SERVICE MODE confirm that the setting of VCR TV DVD switch is at the TV side If the switches have not been properly set you cannot enter the SERVICE MODE 4 5 3 HOW TO EXIT THE SERVICE MODE Press the MENU key to exit the Service mode 4 5 4 CHA...

Page 17: ...ven if the setting is in other colour temperature 5 SETTING ITEM NAME Setting item name are displayed The setting item numbers to be displayed are listed below 6 SETTING ITEM NO Setting item numbers are displayed For the setting item names to be displayed refer to INITIAL SETTING VALUES IN THE SERVICE MODE 7 SETTING VALUE DATA The SETTING VALUE is displayed PAL50 PAL50Hz PAL60 PAL60Hz SECAM SECAM ...

Page 18: ...CVBS R DR 0 255 131 S032 CVBS G DR 0 255 146 S033 CVBS B DR 0 255 127 S034 5I R DR 0 255 0 S035 5I G DR 0 255 0 S036 5I B DR 0 255 0 S037 5P R DR 0 255 0 S038 5P G DR 0 255 0 S039 5P B DR 0 255 0 S040 HD75 R DR 0 255 0 S041 HD75 G DR 0 255 0 S042 HD75 B DR 0 255 0 S043 HD25 R DR 0 255 0 S044 HD25 G DR 0 255 0 S045 HD25 B DR 0 255 0 S046 HDMI5I R DR 0 255 0 S047 HDMI5I G DR 0 255 0 S048 HDMI5I B DR...

Page 19: ...45 5P S TIN 0 255 0 D046 HD75 S CON 0 255 0 D047 HD75 S BRI 0 255 0 Item No Item name Variable range Setting value D048 HD75 S SHA 0 255 0 D049 HD75 S COL 0 255 0 D050 HD75 S TIN 0 255 0 D051 HD25 S CON 0 255 0 D052 HD25 S BRI 0 255 0 D053 HD25 S SHA 0 255 0 D054 HD25 S COL 0 255 0 D055 HD25 S TIN 0 255 0 D056 HDMI5I S CON 0 255 0 D057 HDMI5I S BRI 0 255 0 D058 HDMI5I S SHA 0 255 0 D059 HDMI5I S C...

Page 20: ...0 255 114 A002 S TRE 0 255 114 A003 3D LEVEL 0 255 114 Item No Item name Variable range Setting value SD10 S BASS 0 255 0 SD11 S TRE 0 255 0 SD12 3D LEVEL1 0 255 127 SD13 3D LEVEL2 0 255 53 SD14 3D LEVEL3 0 255 127 SD15 NICAM LEVEL 0 255 32 Item No Item name Variable range Setting value O001 G T 0 5 0 O002 D 0 2 0 O003 HPD SW 0 1 0 O004 HPD D 0 255 0 Item No Item name Variable range Setting value ...

Page 21: ...Receive a PAL 75 all white signal 2 Set PICTURE MODE to STANDARD 3 Set ZOOM to FULL 4 Set COLOUR TEMP to NORMAL 5 Select 1 ADJUST from the SERVICE MODE 6 Adjust to Keep one of S031 Red drive S032 Green drive or S033 Blue drive unchanged then lower the other two so that the all white screen is equally white throughout NOTE Set one or more of S031 S032 and S033 to 137 7 Check that white balance is p...

Page 22: ... No YA492 VPT Printed in Japan Victor company of Japn Limited Display category 12 3 chome Moriya cho Kanagawa ku Yokohama city Kanagawa prefecture 221 8528 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: ...ING BOARD PARTS LIST LT 32A70BJ LT 32A70BU LT 32A70GU LT 32A70SJ LT 32A70SU 3 12 MAIN P W BOARD ASS Y SFT 1052A U2 3 12 CONTROL P W BOARD ASS Y SFT 7251A U2 3 16 IR P W BOARD ASS Y SFT 8951A U2 3 16 POWER P W BOARD ASS Y SFT 9051A U2 3 16 REMOTE CONTROL UNIT PARTS LIST RM C1816S 2C 3 17 PACKING LT 26A70BJ LT 26A70BU LT 26A70SJ LT 26A70SU 3 17 PACKING PARTS LIST LT 26A70BJ LT 26A70BU LT 26A70SJ LT ...

Page 25: ... SFT 1051A U2 CONTROL P W B SFT 7251A U2 IR P W B SFT 8951A U2 POWER P W B SFT 9051A U2 REMOTE CONTROL UNIT RM C1816S 2C P W B ASS Y name P W B ASS Y No LT 32A70BJ LT 32A70BU LT 32A70GU LT 32A70SJ LT 32A70SU MAIN P W B SFT 1052A U2 CONTROL P W B SFT 7251A U2 IR P W B SFT 8951A U2 POWER P W B SFT 9051A U2 REMOTE CONTROL UNIT RM C1816S 2C ...

Page 26: ...UNIT MAIN CN0LV2 LT 26A70BJ LT 26A70BU LT 26A70SJ LT 26A70SU 13 WJW0056 002A E DIGITAL LVDS CABLE LCD PANEL UNIT MAIN CN0LV2 LT 32A70BJ LT 32A70BU LT 32A70GU LT 32A70SJ LT 32A70SU 14 QLD0443 001 JUK LCD PANEL UNIT LT 26A70BJ LT 26A70BU LT 26A70SJ LT 26A70SU 14 QLD0444 001 JUK LCD PANEL UNIT LT 32A70BJ LT 32A70BU LT 32A70GU LT 32A70SJ LT 32A70SU 15 LC12340 006B U FRONT PANEL LT 26A70BJ 15 LC12340 0...

Page 27: ... No YA492 3 5 EXPLODED VIEW MAIN BASE STNAD BRACKET SHIELD COVER RATING LABEL REAR SIDE 1 2 7 8 16 17 18 19 21 22 20 20 14 15 9 10 50 51 52 53 10 11 12 6 4 3 4 5 23 5 13 ...

Page 28: ...E D54 RB501V 40 X SB DIODE D55 1SS355W X DIODE D56 1SS355W X DIODE D58 EC31QS04 X SB DIODE D59 EC31QS04 X SB DIODE D60 RB501V 40 X SB DIODE D63 1SS355W X DIODE D65 EC21QS10 X SB DIODE D66 EC21QS10 X SB DIODE D301 1SS355W X DIODE D302 1SS355W X DIODE D303 1SS355W X DIODE D601 1SS355W X DIODE D602 1SS355W X DIODE D603 1SS355W X DIODE D604 1SS355W X DIODE C1 NDC31HJ 2R0X C CAPACITOR 2pF 50V J C2 NDC3...

Page 29: ...R 10uF 16V K C164 NCJ21CK 106X R C CAPACITOR 10uF 16V K Ref No Part No Part Name Description Local C165 NCJ21CK 106X R C CAPACITOR 10uF 16V K C166 NCJ21CK 106X R C CAPACITOR 10uF 16V K C167 NCJ21CK 106X R C CAPACITOR 10uF 16V K C168 NCJ21CK 106X R C CAPACITOR 10uF 16V K C169 NCJ21CK 106X R C CAPACITOR 10uF 16V K C170 NCJ21CK 106X R C CAPACITOR 10uF 16V K C171 NCJ21CK 106X R C CAPACITOR 10uF 16V K ...

Page 30: ...TOR 100uF 16V M C753 NCB31HK 104X C CAPACITOR 0 1uF 50V K C754 NCB31HK 104X C CAPACITOR 0 1uF 50V K Ref No Part No Part Name Description Local C755 NCB31HK 104X C CAPACITOR 0 1uF 50V K C756 NCB31HK 104X C CAPACITOR 0 1uF 50V K C757 NCB31HK 104X C CAPACITOR 0 1uF 50V K C758 NCB31HK 104X C CAPACITOR 0 1uF 50V K C759 NCB31HK 104X C CAPACITOR 0 1uF 50V K C760 NCB31HK 104X C CAPACITOR 0 1uF 50V K C761 ...

Page 31: ...SA63F 393X MG RESISTOR 39kΩ 1 16W F R219 NRSA63J 392X MG RESISTOR 3 9kΩ 1 16W J Ref No Part No Part Name Description Local R220 NRSA63J 392X MG RESISTOR 3 9kΩ 1 16W J R221 NRSA63F 562X MG RESISTOR 5 6kΩ 1 16W F R222 NRSA63F 562X MG RESISTOR 5 6kΩ 1 16W F R224 NRSA63J 101X MG RESISTOR 100Ω 1 16W J R225 NRSA63J 101X MG RESISTOR 100Ω 1 16W J R226 NRSA63J 101X MG RESISTOR 100Ω 1 16W J R227 NRSA63J 101...

Page 32: ...2M 100X COIL 10uH M L40 NQL71EM 150X COIL 15uH M L41 NQL71EM 150X COIL 15uH M L601 NQLF3EM 330X COIL 33uH M L602 NQLF3EM 330X COIL 33uH M L603 NQLF3EM 330X COIL 33uH M L604 NQLF3EM 330X COIL 33uH M FB1 NQR0155 003X FERRITE CORE FB2 NQR0155 003X FERRITE CORE FB3 NQR0155 003X FERRITE CORE FB4 NQR0155 003X FERRITE CORE FB5 NQR0155 003X FERRITE CORE FB6 NQR0155 003X FERRITE CORE FB7 NQR0155 003X FERRI...

Page 33: ...CITOR 1200uF C9521 QEZ0849 128 E CAPACITOR 1200uF C9522 NCB31HK 104X C CAPACITOR 0 1uF 50V K C9523 QEZ0848 188 E CAPACITOR 1800uF C9526 QECR1EM 687Z E CAPACITOR 680uF 25V M C9527 QECR1EM 227Z E CAPACITOR 220uF 25V M C9528 QECR1VM 227Z E CAPACITOR 220uF 35V M C9529 QEHR1HM 105Z E CAPACITOR 1uF 50V M C9530 NCB31HK 222X C CAPACITOR 2200pF 50V K R9001 QRZ0107 474Z C RESISTOR 470kΩ 1 2W K R9205 QRE121J...

Page 34: ...B DIODE D54 RB501V 40 X SB DIODE D55 1SS355W X DIODE D56 1SS355W X DIODE D58 EC31QS04 X SB DIODE D59 EC31QS04 X SB DIODE D60 RB501V 40 X SB DIODE D63 1SS355W X DIODE D65 EC21QS10 X SB DIODE D66 EC21QS10 X SB DIODE D301 1SS355W X DIODE D302 1SS355W X DIODE D303 1SS355W X DIODE D601 1SS355W X DIODE D602 1SS355W X DIODE D603 1SS355W X DIODE D604 1SS355W X DIODE C1 NDC31HJ 2R0X C CAPACITOR 2pF 50V J C...

Page 35: ...OR 10uF 16V K C164 NCJ21CK 106X R C CAPACITOR 10uF 16V K Ref No Part No Part Name Description Local C165 NCJ21CK 106X R C CAPACITOR 10uF 16V K C166 NCJ21CK 106X R C CAPACITOR 10uF 16V K C167 NCJ21CK 106X R C CAPACITOR 10uF 16V K C168 NCJ21CK 106X R C CAPACITOR 10uF 16V K C169 NCJ21CK 106X R C CAPACITOR 10uF 16V K C170 NCJ21CK 106X R C CAPACITOR 10uF 16V K C171 NCJ21CK 106X R C CAPACITOR 10uF 16V K...

Page 36: ...ITOR 100uF 16V M C753 NCB31HK 104X C CAPACITOR 0 1uF 50V K C754 NCB31HK 104X C CAPACITOR 0 1uF 50V K Ref No Part No Part Name Description Local C755 NCB31HK 104X C CAPACITOR 0 1uF 50V K C756 NCB31HK 104X C CAPACITOR 0 1uF 50V K C757 NCB31HK 104X C CAPACITOR 0 1uF 50V K C758 NCB31HK 104X C CAPACITOR 0 1uF 50V K C759 NCB31HK 104X C CAPACITOR 0 1uF 50V K C760 NCB31HK 104X C CAPACITOR 0 1uF 50V K C761...

Page 37: ...SA63F 393X MG RESISTOR 39kΩ 1 16W F R219 NRSA63J 392X MG RESISTOR 3 9kΩ 1 16W J Ref No Part No Part Name Description Local R220 NRSA63J 392X MG RESISTOR 3 9kΩ 1 16W J R221 NRSA63F 562X MG RESISTOR 5 6kΩ 1 16W F R222 NRSA63F 562X MG RESISTOR 5 6kΩ 1 16W F R224 NRSA63J 101X MG RESISTOR 100Ω 1 16W J R225 NRSA63J 101X MG RESISTOR 100Ω 1 16W J R226 NRSA63J 101X MG RESISTOR 100Ω 1 16W J R227 NRSA63J 101...

Page 38: ...8 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J L19 NQL953J 3R3X COIL 3 3uH J L20 NQL953J 3R3X COIL 3 3uH J L21 NQL953J 3R3X COIL 3 3uH J L22 NQL953J 3R3X COIL 3 3uH J L23 NQL953J 3R3X COIL 3 3uH J L24 NQL953J 3R3X COIL 3 3uH J L25 NQL953J 3R3X COIL 3 3uH J L26 NQL953J 3R3X COIL 3 3uH J L27 NQL953J 3R3X COIL 3 3uH J L28 NQL953J 3R3X COIL 3 3uH J L32 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J L33 NQL71EM 150X COIL ...

Page 39: ...FOAM SHEET 5 BATTERY R6P AA x2 6 RM C1816S 2C REMOTE CONTROL UNIT 7 GA30118 001A U SPACER PAD 8 GA30007 001A U DOCUMENT BAGS 9 LCT1504 001A U CAUTION SHEET LT 26A70BJ LT 26A70SJ 9 LCT1504 002A U CAUTION SHEET LT 26A70BU LT 26A70SU 10 WARRANTY CARD BT 54030 1 11 LCT2174 001A U INST BOOK English LT 26A70BJ LT 26A70SJ 11 LCT2175 001A U INST BOOK English French German Spanish Dutch Italian Portuguese ...

Page 40: ...T 5 BATTERY R6P AA x2 6 RM C1816S 2C REMOTE CONTROL UNIT 7 GA30007 001A U DOCUMENT BAGS 8 LCT1504 001A U CAUTION SHEET LT 32A70BJ LT 32A70SJ 8 LCT1504 002A U CAUTION SHEET LT 32A70BU LT 32A70GU LT 32A70SU 9 WARRANTY CARD BT 54030 1 10 LCT2174 001A U INST BOOK English LT 32A70BJ LT 32A70SJ 10 LCT2175 001A U INST BOOK English French German Spanish Dutch Italian Portuguese LT 32A70BU LT 32A70SU 11 GA...

Page 41: ...ION LT 26A70BJ LT 26A70BU LT 26A70SJ LT 26A70SU LT 32A70BJ LT 32A70BU LT 32A70GU LT 32A70SJ LT 32A70SU BASIC CHASSIS FT2 CD ROM No SML200611 COPYRIGHT 2006 Victor Company of Japan Limited No YA492 2006 11 SCHEMATIC DIAGRAMS ...

Page 42: ...pacitor PP Polypropylene capacitor MPP Metalized polypropylene capacitor MF Metalized film capacitor TF Thin film capacitor BP Bipolar electrolytic capacitor TAN Tantalum capacitor 3 Coils No unit Others µH As specified No indication Ceramic capacitor 2 Capacitors Capacitance value 1 or higher pF less than 1 µF Withstand voltage No indication DC50 V Others DC withstand voltage V AC indicated AC wi...

Page 43: ...W FRONT VIEW TOP VIEW 1 N N 1 OUT E IN IN OUT E 1 N TOP VIEW N 1 N N 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 PWB ASS Y name LT 26A70BJ LT 26A70BU LT 26A70SJ LT 26A70SU MAIN P W BOARD SFT 1051A U2 㸠㸠㸠 CONTROL P W BOARD SFT 7251A U2 㸠㸠㸠 IR P W BOARD SFT 8951A U2 㸠㸠㸠 POWER P W BOARD SFT 9051A U2 㸠㸠㸠 PWB ASS Y name LT 32A70BJ L...

Page 44: ...N00R CN00U CN0LR MAIN PWB SPEAKER L SPEAKER R U V TUNER U F A P W R IR PWB TOP TOP CONTROL PWB 1 4 1 7 1 1 7 1 1 9 7 1 10 1 4 1 2 1 7 1 5 1 4 9 1 31 LCD PANEL UNIT INVERTER PWB CN1 LCD PANEL UNIT CONTROL PWB J1 F9001 250V 6 3A TOP TOP POWER CORD WIRING DIAGRAM ...

Page 45: ... IN IC21 PR_R3 IR PWB D8001 PWR_LED RMT IC11 HDMI_AL_IN Y Y PUB PR_IN HDMI_AR_IN Pb IC601 SPEAKER Pr Lch SP_L R LN LP RN RP CONTROL PWB SPEAKER IC13 Rch S7001 S7007 V CVBS_IN HP_L R HP AMP 㪡㪎㪇㪇㪈 L R AVL AVR_IN HEADPHONE SDRAM U V TUNER D A CONV FLASH ROM RGB SW SC_G Y_G2 KEY1 2 VIDEO SIGNAL SELECT DSP AUDIO SIGNAL SELECT DSP POWER LED 㪠㪚㪏㪇㪇㪈 IR RECEIVE POWER AMP EEP ROM for HDMI 㪜㪜㪧 ROM SETTING DA...

Page 46: ...C252 L37 R95 R315 C753 C758 C754 C755 C756 C757 C759 C760 C761 C762 IC13 HP AMP 100 33p 100 33p 01 16 47 16 1 16 6800p 56k 6800p NPN OPEN 22 16 3900p 1 16 22 16 3900p 0 22 0 22 100 100 330p 330p 100 100 330p 330p 10 16 10 16 1000p 10 16 33 25 0 33 01 16 22 16 22 16 1 16 22 01 16 4700p 22 1 16 100 1 16 1k 4 7k 47p 47p 100 1p 1p OPEN NPN 1k 10 100 16 OPEN 100 01 16 220k 100k OPEN 100 OPEN NPN 1 16 0...

Page 47: ...1k 1 16 10 16 1k 1 16 470p 01 10 16 75 470p 0 OPEN 1 16 75 NPN 1 16 330 75 10k 75 1k 1 16 1 16 75 1k 1 16 OPEN 75 8 2k 1k 10k 1k 1 16 10k 470p 01 1k 1 16 10 16 10k 1k 1 16 470p 01 10 16 10k 100 100 PNP 100k 0 PNP 100k 470p 1k 1 16 0 470p 1k 1 16 OPEN OPEN 10p 75 1 16 OPEN OPEN 10p 75 1 16 OPEN OPEN 10p 75 1 16 0 470p 75 1 16 0 0 0 10k 470 470 390 390 82k 82k 82k 4 7k 47 16 1 16 82k 390 4 7k 75 75 ...

Page 48: ...100p 100p 1 10 1 1 1 OPEN 33 1 10 OPEN OPEN 100p 100p 100p 0 0 5 6k 1 16 1 OPEN 1 10k 1 16 OPEN OPEN OPEN 0 OPEN 3 3k OPEN OPEN 1 100 01 16 39k 5 6k 10k OPEN 5600p OPEN 3 9k 1 16 01 16 39k 5 6k 10k 5600p OPEN 3 9k 2700p 100 16 1 16 OPEN 4 7k 4 7k 4 7k 4 7k 4 7k 15p 15p 4 7k OPEN OPEN OPEN 4 7k 4 7k 10k 4 7k 0 4 7k 4 7k 4 7k OPEN OPEN OPEN OPEN OPEN 0 OPEN OPEN OPEN 4 7k 4 7k 4 7k 10k 3V3_SB 3V3_SB...

Page 49: ...V8 GND PX_VD_1V8 GND PX_VD_1V8 GND PX_VD_1V8 GND GND PX_VDDMQ PX_VD_3V3 GND SCDT GND PX_PVCC GND GND GND GND PX_DQM2_1 PX_DQS0_1 PX_DQS1_1 PX_DQS2_1 GND GND GND GND GND GND PX_MLF1 PX_VDDMQ PX_PLF2 PX_VL_1V8 PX_MLF1 GND PX_PAVDD1 PX_PLF2 PX_AVDD_ADC4 GND PX_PAVDD2 GND PX_AVDDAPLL PX_AVDD_ADC2 GND PX_AVDD_ADC3 GND PX_VD_3V3 GND PX_VA_1V8 GND PX_AVDD_ADC1 PX_AVDD3_ADC2 GND PX_AVDD3_BG_ASS GND PX_AVD...

Page 50: ...T9202 Y9006 R9001 LF9001 LF9002 LF9003 CN900Q CN900P K9515 C9517 C9520 R9524 R9519 D9204 R9206 C9206 C9207 R9207 PC9202 R9208 C9208 R9205 D9203 C9205 D9206 R9215 R9213 R9212 C9210 D9205 R9214 R9210 L9503 D9217 R9216 C9528 C9527 L9502 C9521 C9513 K9514 K9513 K9512 R9532 R9533 R9534 Q9505 D9520 Y9007 D9522 PC9502 R9521 OPEN OPEN 15 100 100 1k 2 2 50 33 50 1800 1200 35 3 3k 0 1 16 NPN 3 3k 560k 560k ...

Page 51: ...002 R8002 IC8001 IR RECEIVE C8003 0 0 0 0 NPN 10k 680 1k 1000p 10 1 16 K7008 S7003 S7002 S7001 S7007 S7006 S7005 S7004 C7003 C7004 CN70R S7007 S7006 S7005 S7004 S7003 S7002 S7001 R7002 R7003 R7004 R7005 R7006 R7001 D7001 D7002 D7003 C7001 C7002 J7001 OPEN OPEN 680 1 2k 680 1 2k 2 2k 33 0 1 0 1 MAIN PWB 3 4 CN00U SHEET 3 CONTROL PWB CIRCUIT DIAGRAM SHEET 6 IR PWB CIRCUIT DIAGRAM SHEET 7 MAIN PWB 1 ...

Page 52: ...1_92 IP_IC1_140 IP_IC1_141 IP_IC1_147 IP_IC1_148 IP_IC1_154 IP_IC1_155 IP_IC1_161 IP_IC1_162 IP_IC1_168 IP_IC1_169 IP_IC1_175 IP_IC1_176 IP_IC1_182 IP_IC1_183 IP_IC1_191 IP_IC1_194 IP_IC1_195 IP_IC3_7 IP_IC3_17 IP_IC3_20 IP_IC3_21 IP_IC3_24 IP_IC3_27 IP_IC3_28 IP_IC3_29 IP_IC3_30 IP_IC3_31 IP_IC3_32 IP_IC3_60 IP_IC3_62 IP_IC3_97 IP_IC11_11 IP_IC11_12 IP_IC11_13 IP_IC11_14 IP_IC11_15 IP_IC11_16 IP_...

Page 53: ...29 R1 R1 R2 R2 R3 R3 R4 R4 R5 R5 R8 R8 R10 R10 R11 R11 R12 R12 R13 R13 R14 R14 R15 R15 R16 R16 R17 R18 R18 R19 R19 R20 R20 R21 R21 R22 R22 R23 R23 R24 R24 R25 R25 R26 R26 R27 R27 R28 R29 R29 R33 R33 R34 R34 R35 R35 C716 C716 C717 C717 R40 R40 R41 R41 R42 R42 R43 R43 R44 R44 R45 R45 R49 R49 R50 R50 R51 R51 R52 R52 R53 R53 R54 R55 R56 R56 R59 R59 R61 R61 R62 R62 R63 R63 C718 C718 C719 C719 R69 R69 R...

Page 54: ...D9508 D9509 IP 1 7 D9511 D9512 D9513 D9514 D9515 D9516 D9517 D9518 F9001 IC9201 IP 1 9 IC9501 IP 2 1 K9501 IP 2 4 K9503 K9504 K9505 IP 2 2 PW A F P K9511 K9512 K9513 K9514 K9515 Q L9001 L9201 L9501 L9502 L9503 LF9001 LF9002 LF9003 PC9202 PC9501 D9215 D9216 IP 1 6 IP 2 6 Q9501 Q9503 R9001 Q9502 W9408 W9406 W9407 IP 2 5 R9521 W9301 IP 2 7 R9205 R9206 R9207 R9208 R9209 R9210 R9211 R9212 R9213 R9214 R...

Page 55: ...4 9 3 1 8 4 0 5 0 9 6 0 7 4 1 8 0 9 IC15 1 1 8 2 0 3 0 4 0 5 5 3 2 6 0 7 0 8 3 3 IC16 1 3 3 2 0 3 0 4 1 8 5 4 9 6 0 7 0 8 0 IC17 1 3 3 2 0 3 0 4 1 9 5 4 9 6 0 7 0 8 4 9 IC18 1 4 8 2 4 5 3 2 5 4 0 5 0 IC19 1 3 3 2 0 3 0 4 1 9 5 5 1 6 0 7 0 8 5 1 IC20 1 12 2 2 0 3 8 0 IC22 1 10 0 2 23 8 3 5 2 4 0 5 0 9 6 1 1 7 8 IC23 1 9 6 2 12 2 3 4 9 4 0 5 0 6 1 1 7 3 2 8 0 9 Q30 S 3 3 D 3 3 G 5 1 MODE DC V PIN NO...

Page 56: ... No YA492 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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