JVC LT-26DB1BU/AX Service Manual Download Page 65

Page: 65 / 65

(No.YA698<Rev.001>)

Display Division 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama-city, Kanagawa-prefecture, 221-8528, Japan

VSE

Printed in Japan

Victor Company of Japan, Limited

Summary of Contents for LT-26DB1BU/AX

Page 1: ... 5 INTEGRATED DIGITAL TERRESTRIAL SATELLITE LCD TELEVISION YA698 Rev 001 2009 5 SERVICE MANUAL LT 26DB1BU AX COPYRIGHT 2009 Victor Company of Japan Limited TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 6 3 DISASSEMBLY 1 8 4 ADJUSTMENT 1 13 5 TROUBLESHOOTING 1 14 ...

Page 2: ... 5 cm oval type 2 Aerial terminal VHF UHF BS 75 Ω unbalanced coaxial 2 EXT 1 EXT 2 Input Output 21 pin Euro connector SCART socket 2 EXT 3 Input Component Video 750p 1125i 625p 525p 625i 525i RCA pin jack 3 Y 1 V p p Sync signal 0 35V p p 3 value sync 75Ω Pb Pr 0 35V p p 75 Ω Y 1 V p p Positive Negative sync 75 Ω Cb Cr 0 7V p p 75 Ω Audio 500 mV rms 4dBs high impedance RCA pin jack 2 EXT 4 Input S...

Page 3: ...nts 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 isola tion check on the exposed metal parts of the cabinet an tenna terminals video audio input and output terminals Control knobs metal cabinet screw heads earphone jack control shaf...

Page 4: ... case do not grasp the upper part of the unit If you take the unit out while grasping the upper part the LCD PANEL may be damaged because of a pressure Instead of grasping the upper part put your hands on the lower backside or sides of the unit 1 2 3 INSTALLATION REQUIREMENTS Ensure that the minimal distance is maintained as specified below between the unit with and the surrounding walls as well a...

Page 5: ...ly during 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 3 2 OPTICAL FILTER ON THE FRONT OF THE LCD PANEL 1 Avoid placing the ...

Page 6: ... 2 1 AUDIO R output 500mV rms Nominal Low impedance Used TV OUT Used LINE OUT 2 AUDIO R input 500mV rms Nominal High impedance Used R1 Used R2 3 AUDIO L output 500mV rms Nominal Low impedance Used TV OUT Used LINE OUT 4 AUDIO GND Used Used 5 GND B Used Used 6 AUDIO L input 500mV rms Nominal High impedance Used L1 Used L2 7 B input 700mV B W 75Ω Used Not used 8 FUNCTION SW SLOW SW Low 0V 3V High 8V...

Page 7: ...rightness twice as brighter as originally lighting For checking this pixel fault input 100 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 a...

Page 8: ...move the SIDE SHIELD 3 Remove the 7 screws G 4 Remove the MAIN PWB 3 2 4 REMOVING THE KEY PWB Fig 3 1 Remove the REAR COVER 1 Remove the 2 screws H 2 Remove the CONTROL BASE and KEY PWB together 3 Remove the 2 screws J 4 Remove the KEY PWB from the CONTROL BASE 3 2 5 REMOVING THE INVERTER PWB Fig 3 1 Remove the REAR COVER 1 Remove the 6 screws K 2 Remove the INVERTER PWB COVER 3 Remove the INVERTE...

Page 9: ...L S T FRONT CABINET LCD PANEL STAND SPEAKER SPEAKER MAIN PWB POWER UNIT MAIN SHIELD SIDE SHIELD REAR COVER BLUE LED MODULE KEY PWB CONTROL KNOB CONTROL BASE IR PWB C K T INVERTER PWB INVERTER PWB COVER POWER BRACKET PANEL BRACKET PANEL BRACKET 19 19 19 19 M M ...

Page 10: ...t as described 5 User setting Check the user setting items according to the given in page later Where these do not agree refer to the OPERATING INSTRUCTIONS and set the items as described 6 FACTORY MODE setting Verify what to set in the FACTORY MODE and set whatever is necessary 3 3 2 FACTORY MODE SETTING FACTORY MODE SCREEN SETTING ITEM FACTORY MODE SCREEN Factory Menu ADC Calibration White Balan...

Page 11: ...ema surround Off TV Speaker On Setting item Setting item Setting position Terrestrial Channel Search Antenna Power Off Auto Channel Numbering Enable Satellite Channel Search Antenna Type LNB Only Software Update Edit Channel List Edit Favourite List Signal Detection Setting item Setting position Language Setting Menu Language English Audio Language German Subtitle Language German Subtitle Display ...

Page 12: ...th 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 a...

Page 13: ...NCE adjustment 4 5 BASIC OPERATION OF FACTORY MODE 4 5 1 HOW TO ENTER THE FACTORY MODE 1 Press INFORMATION key and MUTING key on the remote control unit simultaneously to enter the FACTORY MODE SCREEN Fig 4 1 4 5 2 HOW TO EXIT THE FACTORY MODE Press the OK key to exit the factory mode 4 5 3 CHANGE AND MEMORY OF SETTING VALUE SELECTION OF SETTING ITEM FUNCTION key For scrolling up down the setting ...

Page 14: ...e 5 Receive a PAL 75 all white signal 6 Adjust the setting values of Normal R Normal G and Normal B so that the screen becomes maximum white NOTE When the normal mode is adjusted other modes cool warm are automatically adjusted WHITE BALANCE MODE White Balance Color Temp Normal R XX G XX B XX FACTORY MODE SCREEN Factory Menu ADC Calibration White Balance Miscellaneous Engineering Menu Panel Select...

Page 15: ...e Capacitor 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 Resist...

Page 16: ...B AU 19 26T02 006 INVERTER PWB 5 HU 0321700007 SPEAKER 8Ω 5W 2pcs 1set Inc SPEAKER WIRE 8 HU 3010310003CO SIDE SHIELD 9 HU 3010119002CO MAIN SHIELD 16 HU 3022116001PN STAND BASE 17 HU 014213252 HINGE ASSY 18 HU 014213240CO BASE BRACKET 21 HU 3025220001PN CONTROL KNOB 22 HU 3029406001PN GUIDE KNOB 29 HU 3029305001CO CI GUIDE 32 HU 0210000001 BLUE LED MODULE 33 HU 3011305001CO PANEL BRACKET x2 45 HU...

Page 17: ... No YA698 Rev 001 3 3 EXPLODED VIEW 51 50 1 59 200 202 45 18 32 5 5 210 22 21 LV1 2 203 52 29 52 55 9 33 33 54 58 16 51 53 17 8 52 52 46 56 56 3B INVERTER PWB COVER 3 ...

Page 18: ...uF 25V C2 HU 001060318 C CAPACITOR 0 1uF 50V C3 HU 001071228 E CAPACITOR 470uF 16V C4 HU 001060318 C CAPACITOR 0 1uF 50V C6 HU 001071194 E CAPACITOR 100uF 25V C7 HU 001060318 C CAPACITOR 0 1uF 50V C8 HU 001060250 C CAPACITOR 0 1uF 16V K C21 HU 001060309 C CAPACITOR 10uF 16V K C22 HU 001060297 C CAPACITOR 0 01pF 50V K C23 HU 001060309 C CAPACITOR 10uF 16V K C24 HU 001060286 C CAPACITOR 10uF 10V C25...

Page 19: ...C CAPACITOR 1uF 16V K C335 HU 001060346 C CAPACITOR 1uF 16V K C336 HU 001060346 C CAPACITOR 1uF 16V K Ref No Part No Part Name Description Local C337 HU 001060250 C CAPACITOR 0 1uF 16V K C338 HU 001060250 C CAPACITOR 0 1uF 16V K C339 HU 001060250 C CAPACITOR 0 1uF 16V K C340 HU 001060297 C CAPACITOR 0 01pF 50V K C341 HU 001060297 C CAPACITOR 0 01pF 50V K C342 HU 001060297 C CAPACITOR 0 01pF 50V K ...

Page 20: ...16V K C621 HU 001060309 C CAPACITOR 10uF 16V K C622 HU 001060250 C CAPACITOR 0 1uF 16V K Ref No Part No Part Name Description Local C623 HU 001060309 C CAPACITOR 10uF 16V K C624 HU 001060250 C CAPACITOR 0 1uF 16V K C651 HU 001060309 C CAPACITOR 10uF 16V K C653 HU 001060250 C CAPACITOR 0 1uF 16V K C664 HU 001060219 C CAPACITOR 1000pF 50V K C665 HU 001060219 C CAPACITOR 1000pF 50V K C666 HU 00107121...

Page 21: ...CITOR 100uF 50V C1085 HU 001060317 C CAPACITOR 470nF 50V C1087 HU 001060318 C CAPACITOR 0 1uF 50V C1088 HU 001071145 C CAPACITOR 100uF 50V C1090 HU 001060318 C CAPACITOR 0 1uF 50V C1091 HU 001060091 C CAPACITOR 0 01uF 50V C1092 HU 001060091 C CAPACITOR 0 01uF 50V C1093 HU 001060082 C CAPACITOR 0 1uF 50V C1094 HU 001060317 C CAPACITOR 470nF 50V C1101 HU 001060250 C CAPACITOR 0 1uF 16V K Ref No Part...

Page 22: ...00601 MG RESISTOR 20Ω R402 HU 002000601 MG RESISTOR 20Ω Ref No Part No Part Name Description Local R403 HU 002001141 MG RESISTOR 57 6Ω R404 HU 002001007 MG RESISTOR 1 8kΩ R405 HU 002000601 MG RESISTOR 20Ω R406 HU 002001141 MG RESISTOR 57 6Ω R407 HU 002000405 MG RESISTOR 1kΩ R408 HU 002000437 MG RESISTOR 10kΩ R409 HU 002000437 MG RESISTOR 10kΩ R410 HU 002000437 MG RESISTOR 10kΩ R411 HU 002000437 MG...

Page 23: ... HU 002000421 MG RESISTOR 75Ω R754 HU 002001060 MG RESISTOR 220kΩ Ref No Part No Part Name Description Local R755 HU 002001060 MG RESISTOR 220kΩ R757 HU 002001060 MG RESISTOR 220kΩ R758 HU 002001060 MG RESISTOR 220kΩ R761 HU 002000426 MG RESISTOR 3 3Ω R762 HU 002000598 MG RESISTOR 5 6Ω R763 HU 002000087 MG RESISTOR 4 7kΩ R764 HU 002000426 MG RESISTOR 3 3Ω R765 HU 002000527 MG RESISTOR 100Ω R766 HU...

Page 24: ...3 NQR0154 002X FERRITE CORE L704 NQL812K 1R8X PEAKING COIL 1 8uH K L705 NQL812K 1R8X PEAKING COIL 1 8uH K L741 NQL812K 1R8X PEAKING COIL 1 8uH K L742 HU 011030006 BEAD L743 NQL812K 1R8X PEAKING COIL 1 8uH K L744 HU 011030006 BEAD L761 NQR0154 002X FERRITE CORE L762 HU 0110000029 COIL 15uH L763 HU 0110000029 COIL 15uH L764 NQR0154 002X FERRITE CORE L765 NQR0154 002X FERRITE CORE L766 NQR0154 002X F...

Page 25: ...Part Name Description Local U1 HU 006050110 REMOCON SENSOR D1 HU 006020000 LED POWER C1 HU 001060288 C CAPACITOR 1uF 25V C2 HU 001060288 C CAPACITOR 1uF 25V C3 HU 0010900002 TA CAPACITOR 220uF 10V R2 HU 002000390 MG RESISTOR 20Ω RV1 HU 002110004 VARISTOR 100pF 5 6V RV2 HU 002110004 VARISTOR 100pF 5 6V Ref No Part No Part Name Description Local R5 HU 002000500 MG RESISTOR 27Ω R6 HU 002000500 MG RES...

Page 26: ...N BOX Not supply 2 CUSHION Not supply 3 HU 0320200064 REMOTE CONTROL UNIT RM C2503 4 BATTERY AAA R03 x2 5 HU 2000000111 INST BOOK English French German Italian 13 WARRANTY CARD HU 2030000021 18 HU 2000700105 CAUTION SHEET 21 POLY BAG Not supply 27 HU 0130000030 POWER CORD 2 3 4 5 13 18 1 2 21 2 2 27 ...

Page 28: ...ype MM Metalized mylar capacitor 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 vol...

Page 29: ...N DIAGRAMS 2 67 MAIN PWB PATTERN 2 67 IR PWB PATTERN 2 71 KEY PWB PATTERN 2 71 USING P W BOARD MAIN P W BOARD IR P W BOARD KEY P W BOARD HU 71100005 HU 72200001 HU 72200002 P W B ASS㵭Y name LT 26DB1BU AX 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 2 2 No YA698 ...

Page 30: ...B LCD PANEL UNIT INVERTER PWB LCD PANEL UNIT LCD CONTROL PWB 5 1 6 1 24 1 24 1 CN3 CN1 JP2 JP3 JP761 JP1 1 6 JP1 JP2 51 1 JP4 1 4 1 15 6 1 CN2 N L JP451 BLUE LED MODULE F1 250V 6 3A AC INLET SPEAKER R SPEAKER L MAIN PWB DIGITAL TUNER SATELLITE DIGITAL TUNER TERRESTRIAL WIRING DIAGRAM ...

Page 31: ...MP U761 Digital Audio AMP AUDO_MUTE HP_L R AMP_R AMP_R AMP_L AMP_L AUDO_SPDIF_OUT HDMI_SCL SDA TMDS_A U104 USB SWITCH PANEL FLI_I2C1 USF T HPDA EEPROM SCART_FB_SEL SCART_FB SCART2_FB U381 VIDEO SWITCH U383 VIDEO SWITCH U662 U663 OP AMP U382 FILTER SCART2_FB SCART_ID2 SCART1_FB SCART1_RO LO SCART1_CVBSO SCART2_RO LO SCART2_CVBS_OUT VDAC_OUT RF_CVBS SCART1_R G B CVBS SCART2_R G B CVBS SCART1_RI LI S...

Page 32: ...WR 2 GND 3 NC 4 RF_AGC 5 GND 6 VP_TUN_ 5v 7 VT 8 GND 9 NC 10 AS 11 SCL 12 SDA 13 REF 14 IF AGC 15 DIF1 16 DIF2 17 WIF OUT NC 18 5V IF 19 2nd IF SOUND LOW DIG IF1 20 2nd IF SOUND LOW DIG IF2 21 NC 22 AS_IF 23 CVBS 24 GND 25 GND 26 GND 27 GND 28 R933 000 1005 R922 330 1005 C933 OPEN 104p 16V 1005 C932 3R3p 50V 005 L921 BLM18PG300SN1D R932 000 1005 R947 331 F 1005 R924 103 1005 R950 OPEN 331 C926 102...

Page 33: ...05 R1022 000 1005 R1024 101 1005 R1021 000 1005 C1034 220uF 16V BLA S L1021 BLM18PG300SN1D C1030 226p 6 3V 2012 C1031 106p 10V 2012 R1026 101 1005 C1032 106p 10V 2012 C1021 150p 50V 1005 C1028 150p 50V 1005 C1029 104p 16V 1005 U1021 DNBU12111IS V LNB A 2 LNB B 1 3 3V_RF AMP 3 AGC 9 QP 5 QN 6 IN 7 IP 8 3 3V_TUNER 4 XTAL OUT 12 SDA 10 SCL 11 GND 13 GND 14 GND 15 GND 16 SGND 17 SGND 18 SGND 19 SGND 2...

Page 34: ...R15 Open_301 3216 R6 330 1005 2 5mm JP2 SMW250 05 2 3 4 1 5 C8 104p 16V 1005 C1 100uF 25V BXE S L3 BLM21PG600SN1D L2 BLM41PG600SN1L 2mm JP1 SMW200 24C 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 2 5mm JP3 SMW250 06 6 5 4 3 2 1 C3 470uF 16V MVK S R19 Open_472 1005 R9 301 3216 Q4 Open_MMBT4401 1 2 3 2mm JP4 53014 0410 4 3 2 1 L4 BLM18PG300SN1D C2 104p 50V Q1 MMBT4401 1 2 3 R8 103 ...

Page 35: ... TP28 PCB_TP10 1 TP23 PCB_TP10 1 R24 562 1005 C66 103p 50V 1005 C30 OPEN 561p 50V 1005 C51 100uF 16V MVK S C47 100uF 16V MVK S R23 912 F 1005 C61 226p 6 3V 2012 C24 106p 10V 2012 C65 OPEN 105p 16V 1005 R36 593 F 1005 C63 106p 16V 2012 C60 104p 16V 1005 TP24 PCB_TP10 1 R37 104 F 1005 R29 104 F 1005 C58 OPEN 104p 16V 1005 L21 4 7uH SPC7040 4R7 3 5A C28 OPEN 106p 16V 2012 U24 RT9018B25PSP EN 2 VDD 4 ...

Page 36: ...04p 16V 1005 C85 104p 16V 1005 C83 106p 16V 2012 Q83 MMBT4401 1 2 3 R129 103 1005 R96 000 1005 R98 162 1005 C81 104p 16V 1005 R100 103 1005 Y82 Open_32 768kHz 12 5pF SMD 4 4 1 1 2 2 3 3 Q82 FDV301N_NL 1 3 2 R110 OPEN 103 1005 Q81 FDV301N_NL 1 3 2 R105 OPEN 103 1005 C87 OPEN 103p 50V 1005 R84 101 1005 C82 104p 16V 1005 R91 101 1005 R99 103 1005 R81 103 1005 C84 104p 16V 1005 U82 ATMEGA324P 20AU ADC...

Page 37: ...05 C114 270p 50V 1005 R131 103 1005 TP111 PCB_TP08 1 R136 472 1005 C123 104p 16V 1005 C118 47uF 16V MVK S C127 106p 16V 2012 R113 222 1005 Y111 19 6608MHZ 20PF SX 1 SMD 1 2 RV112 OPEN AVRL161A1R1NTB Q111 MMBT4401 1 2 3 R120 330 1005 R126 102 1005 R124 OPEN 000 L114 BLM21PG600SN1D 2mm JP113 OPEN 53014 0410 4 3 2 1 C124 106p 10V 2012 L113 ACM2012H 900 3 2 1 4 R118 330 1005 TP114 PCB_TP08 1 R116 222 ...

Page 38: ...VXI_D3 C17 VXI_D4 D17 VXI_D5 F17 VXI_D6 A16 VXI_D7 B16 VXI_D8 C16 VXI_D9 D16 VXI_D10 D19 VXI_D11 E16 VXI_D12 A15 VXI_D13 B15 VXI_D14 C15 VXI_D15 D15 VXI_D16 E15 VXI_D17 A14 VXI_D18 TS_ERR B14 VXI_D19 DREQ_I C14 VXI_D20 TS_VALID_O D14 VXI_D21 TS_SYNC_O E14 VXI_D22 TS_D_O E17 VXI_D23 TS_CLK_O E18 R166 000 1005 HOST_A23 HOST_A24 HOST_D11 HOST_D3 HOST_D5 HOST_D10 HOST_D9 HOST_D0 HOST_D8 HOST_D12 HOST_...

Page 39: ...ETTING NOTE 64 MBit FLASH R203 R204 L26 OPEN 128 MBit FLASH R204 L26 OPEN 256 MBit FLASH L27 OPEN P30 Series L26 OPEN P33 Series NOTE FREE CH POD_TER L POD_DET H CI POD_TER H POD_DET L R190 103 1005 R186 OPEN 000 1005 U183 SN74LVC244APWR 1A1 2 1Y1 18 1A2 4 1Y2 16 1A3 6 1Y3 14 1A4 8 1Y4 12 2A1 11 2Y1 9 2A2 13 2Y2 7 2A3 15 2Y3 5 2A4 17 2Y4 3 1G 1 2G 19 5V 20 DGND 10 R187 103 1005 L26 OPEN BLM18PG300...

Page 40: ...R PPKT_CLK MDO_SYNC MDO_VAL MDO_D 7 0 CI_REG_N MDO_CLK CI_CE1_N All location are from 221 to 250 TS OUTPUT These all of components must be located near Douglas TS INPUT R234 000 1005 R235 472 1005 R223 103 1005 PR221 330 4 1005 1 8 2 7 3 6 4 5 R130 Open_000 1005 R228 103 1005 R233 103 1005 PR223 330 4 1005 1 8 2 7 3 6 4 5 R230 103 1005 PR224 330 4 1005 1 8 2 7 3 6 4 5 C223 104p 16V 1005 C222 104p ...

Page 41: ...F24 DDR_D4 M26 DDR_D2 J25 DDR_D3 K26 DDR_D1 M24 DDR_D5 E25 DDR_D6 L25 DDR_D7 F26 DDR_DM0 K24 DDR_DQS0 H25 DDR_DQS0_N H26 DDR_D8 E29 DDR_D9 L29 DDR_D10 H28 DDR_D11 J29 DDR_D12 L27 DDR_D13 E27 DDR_D14 K28 DDR_D15 F28 DDR_DM1 J27 DDR_DQS1 G28 DDR_DQS1_N G29 DDR_D16 Y24 DDR_D17 AF28 DDR_D18 AC25 DDR_D19 AD26 DDR_D20 AF26 DDR_D21 W25 DDR_D22 AE25 DDR_D23 Y26 DDR_DM2 AD24 DDR_DQS2 AB25 DDR_DQS2_N AB26 D...

Page 42: ...012 C339 104p 16V 1005 C327 105p 16V 1005 C334 105p 16V 1005 C359 473p 16V 1005 C345 473p 16V 1005 C330 105p 16V 1005 C347 226p 6 3V 2012 C343 473p 16V 1005 C354 104p 16V 1005 C337 104p 16V 1005 C349 105p 16V 1005 C333 226p 6 3V 2012 C329 104p 16V 1005 L321 BLM18PG300SN1D C360 473p 16V 1005 C358 473p 16V 1005 C352 104p 16V 1005 C331 226p 6 3V 2012 C348 226p 6 3V 2012 C328 104p 16V 1005 C324 226p 6...

Page 43: ...2 G_GRA J1 R_GRA K1 SVN K2 AHS_ACS J6 AVS H6 2WIRE_S0_SCL A12 2WIRE_S0_SDA B12 AUD_IN_L1 M3 AUD_IN_R1 M4 AUD_IN_L2 M1 AUD_IN_L3 N5 AUD_IN_L4 N3 AUD_IN_L5 N1 AUD_IN_R2 M2 AUD_IN_R3 M5 AUD_IN_R4 N4 AUD_IN_R5 N2 AUD_VREFP L3 AUD_VREFN L4 AUD_VCM L5 SCART_FB G6 ADC_VDDA33 E4 ADC_VDDA33 F4 ADC_VDDA33 G4 ADC_VDDA33 H4 ADC_VDDA33 K4 ADC_GNDA E3 ADC_GNDA F1 ADC_GNDA G3 A4P K3 ADC_GNDA F5 ADC_GNDA G5 ADC_G...

Page 44: ...30 1005 TP452 PCB_TP10 1 Q456 MMBT4401 1 2 3 JP451 12530WS 51L2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 52 53 42 43 44 45 46 47 48 49 50 51 TP461 PCB_TP08 1 Q453 IRLML6402TRPBF 2 1 3 R498 OPEN 330 1005 Q452 MMBT4401 1 2 3 R504 OPEN 330 1005 C452 104p 16V 1005 U112E MPEG2_ONECHIP FLI10610H PBIAS B21 PPWR A21 LVTX_ODD_CH0N_DIS...

Page 45: ...M16 CVSS N11 CVSS N12 CVSS N13 CVSS N14 CVSS N15 CVSS N16 CVSS N17 CVSS N18 CVSS N19 CVSS P11 CVSS P12 CVSS P13 CVSS P14 CVSS P15 CVSS P16 CVSS P17 CVSS P18 CVSS P19 CVSS R11 CVSS R12 CVSS R13 CVSS R14 CVSS R15 CVSS R16 CVSS R17 CVSS R18 CVSS R19 CVSS T11 CVSS T12 CVSS T13 CVSS T14 CVSS T15 CVSS T16 CVSS T17 CVSS T18 CVSS T19 CVSS U11 CVSS U12 CVSS U13 CVSS U14 CVSS U15 CVSS U16 CVSS U17 CVSS U18 ...

Page 46: ...N D524 DAN202K 2 3 1 U521F OPEN 74HC14 13 12 14 7 C522 OPEN 102p 50V 1005 R538 472 1005 C528 104p 16V 1005 R534 224 1005 U523 HEF4053BT S1 11 S2 10 S3 9 1Y0 12 1Y1 13 2Y0 2 2Y1 1 3Y0 5 3Y1 3 E 6 1Z 14 2Z 15 3Z 4 GND 8 VCC 16 VEE 7 U521A OPEN 74HC14 1 2 14 7 U522 AT24C08BN 10SU 2 7 A0 1 A1 2 A2 3 VSS 4 VCC 8 SCL 6 SDA 5 WP 7 RV525 SV060314B431N RV523 SV060314B431N R544 000 1005 Q521 MMBT4401 1 2 3 ...

Page 47: ...3p 50V 1005 R560 472 1005 R599 000 1005 R556 330 1005 C556 103p 50V 1005 C582 104p 16V 1005 C564 104p 16V 1005 R590 2490 F 1005 C579 104p 16V 1005 C563 103p 50V 1005 R561 330 1005 C553 104p 16V 1005 TP553 PCB_TP08 1 R558 330 1005 C587 106p 10V 2012 C584 104p 16V 1005 R579 123 1005 R564 330 1005 R559 330 1005 C586 106p 10V 2012 C555 103p 50V 1005 R563 330 1005 C569 104p 16V 1005 R593 330 1005 R593 ...

Page 48: ...SHIELD 5 D1 6 D0 7 D0_SHIELD 8 D0 9 CK 10 CK_SHIELD 11 CK 12 CE_REMOTE 13 NC 14 DDC_CLK 15 DDC_DATA 16 GND 17 5V 18 HP_DET 19 SH1 22 SH2 23 SH3 24 SH4 25 SH5 26 Dummy1 20 Dummy2 21 TP621 PCB_TP10 1 R630 473 1005 C624 104p 16V 1005 FOOSUNG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 JP621 FW05050 21 F D2 1 D2_SHIELD 2 D2 3 D1 4 D1_SHIELD 5 D1 6 D0 7 D0_SHIELD 8 D0 9 CK 10 CK_SHIELD 11 CK 12 CE_...

Page 49: ...012 R652 OPEN 102 1005 JP651 DC1R019JBA SHIELD1 20 SHIELD2 21 D2 1 D2_SHIELD 2 D2 3 D1 4 D1_SHIELD 5 D1 6 D0 7 D0_SHIELD 8 D0 9 CK 10 CK_SHIELD 11 CK 12 CE_REMOTE 13 NC 14 DDC_CLK 15 DDC_DATA 16 GND 17 5V 18 HP_DET 19 SHIELD3 22 SHIELD4 23 C1203 104p 16V 1005 Q653 OPEN MMBT4401 1 2 3 R656 220 1005 C653 104p 16V 1005 R658 220 1005 R660 OPEN 102 1005 R655 473 1005 D651 BAS316 1 2 Q652 BSS83 Q652 BSS...

Page 50: ... F 1005 R689 473 1005 R667 750 F 1005 R687 683 F 1005 C672 102p 50V 1005 C674 102p 50V 1005 R665 000 1005 C678 104p 50V RV670 SV060314B431N Q661 MMBT4401 1 2 3 C665 102p 50V 1005 C669 106p 25V 3216 C677 104p 16V 1005 L665 CIL21J1R8KNE C667 10uF 16V MVK S RV666 SV060305E101N RV667 SV060314B431N R681 683 F 1005 C675 10uF 16V MVK S R688 103 1005 C666 47uF 25V BLA S U661A LM393MX 3 2 1 8 4 RV662 SV060...

Page 51: ...01N C707 104p 50V R714 224 1005 R720 224 1005 L701 CIL21J1R8KNE RV704 SV060305E101N R721 153 F 1005 R703 750 F 1005 U661B LM393MX 5 6 7 8 4 C716 104p 50V R706 750 F 1005 RV708 SV060314B431N R719 683 F 1005 L704 CIL21J1R8KNE C709 102p 50V 1005 R710 750 F 1005 R712 4021 F 1005 R730 102 1005 R724 153 F 1005 C703 OPEN 331p 50V 1005 RV705 SV060314B431N RV707 SV060314B431N C711 10uF 16V MVK S C701 OPEN ...

Page 52: ...741 TPSS 0738 3 STRAIGHT 1 2 3 4 5 6 7 8 9 R749 OPEN 000 1005 C741 102p 50V 1005 R757 224 1005 Z741 ZMMC5V6 1 2 RV746 SV060314B431N L741 CIL21J1R8KNE JP742 DUAE 9619 C 4 Y 3 GND 1 GND 2 SGND 5 SGND 6 SGND 7 SGND 8 RV742 SV060305E101N White L RED R JP744 TPSE 0604 2 1 2 3 4 5 Z742 ZMMC5V6 1 2 CVBS AL AR JP743 IJBH3 SYNPH 1 2 3 4 5 6 7 8 9 RV743 SV060305E101N R746 OPEN 000 1005 R754 224 1005 RV747 S...

Page 53: ...7uF 16V MVK S C772 106p 10V 2012 C804 OPEN 330p 50V 1005 R770 472 1005 C778 104p 16V 1005 L767 CIL10J1R8KNC U762 OPEN ELM7S08 A 1 B 2 GND 3 Y 4 VCC 5 C769 103p 50V 1005 L763 COIL 15UH AD 8580 1 2 3 4 R784 OPEN 000 1005 R777 472 C802 104p 16V 1005 C789 391p 50V R795 473 F 1005 TP762 PCB_TP10 1 C774 104p 50V R801 OPEN 102 1005 R732 102 1005 C785 104p 16V 1005 C766 223p 50V R802 220 1005 R776 5R6 F R...

Page 54: ...RV832 SV060314B431N C833 106p 16V 2012 R839 OPEN 000 1005 RV831 SV060314B431N R831 101 1005 R838 OPEN 000 1005 R840 000 1005 C831 104p 50V R834 472 1005 U831 ILX232 T1IN 11 T2IN 10 R1O 12 R2O 9 C1 1 C1 3 C2 4 C2 5 V 6 V 2 GND 15 VCC 16 R2IN 8 R1IN 13 T2O 7 T1O 14 C834 104p 50V Q832 FDV301N_NL 1 3 2 R L JP831 THSE 0734T R L 1 3 5 4 2 R832 101 1005 R835 472 1005 Q831 FDV301N_NL 1 3 2 C832 104p 50V R...

Page 55: ...om SATELLITE R853 101 1005 101 1005 R865 472 1005 TP854 PCB_TP08 1 C851 104p 16V 1005 R857 101 1005 101 1005 R851 101 1005 101 1005 C852 104p 16V 1005 R858 101 1005 101 1005 R862 100 1005 R856 101 1005 101 1005 U112H MPEG2_ONECHIP FLI10610H OOB_CTX W1 OOB_CRX W2 OOB_DRX W3 CDI_VALID AH6 CDI_CLK AH7 CDI_SYNC AJ6 CDI_D0 AJ7 CDI_ERROR AJ5 PR852 OPEN 000 4 1005 1 8 2 7 3 6 4 5 U852 SN74LVC244APWR 1A1 ...

Page 56: ...L ADJ VIN 3 ADJ 1 VO 2 TAP 4 U884 LD1117AL 1 2 SOT 223 ADJ 1 TAP 4 VIN 3 VO 2 C883 OPEN 105p 16V 1005 TP766 PCB_TP08 1 R888 560 F 1005 C899 104p 16V 1005 C885 101p 50V 1005 TP767 PCB_TP08 1 R885 121 F 1005 U885 LD1117AL ADJ VIN 3 ADJ 1 VO 2 TAP 4 TP768 PCB_TP08 1 TP769 PCB_TP08 1 C895 226p 6 3V 2012 C890 104p 16V 1005 TP770 PCB_TP08 1 C898 106p 10V 2012 TP771 PCB_TP08 1 C897 104p 16V 1005 TP764 PC...

Page 57: ... 5 R966 101 1005 C973 104p 16V 1005 R962 472 1005 R964 101 1005 R974 183 1005 L964 BLM18PG300SN1D C970 104p 16V 1005 R969 OPEN 103 1005 U961 TDA10048HN VDDA_3V3 1 VIM 2 VIP 3 VSSA_3V3 4 VDDD_3V3 5 VSSA_3V3 6 XIN 7 XOUT 8 VDDA_1V2 9 VSSA_1V2 10 VDDA_1V2 11 VDDDC_1V2 12 VSSDC 13 VSSD 14 SDA_TUN 15 SCL_TUN 16 PSYNC S_PSYNC 17 DEN S_DEN 18 OCLK S_OCLK 19 DO0 S_UCOR 20 DO1 S_DO 21 DO2 GPIO1 22 DO3 GPIO...

Page 58: ...C1090 104p 50V C1087 104p 50V R1086 103 1005 U1081 A8293SESTR T BOOST 1 VREG 8 GND 7 NC 6 SDA 9 ADD 10 VCP 2 TCAP 3 FLOAT 4 EXTM 5 FLOAT 15 GND 14 NC 13 SCL 12 IRQ 11 NC I2C Address 0x16 16 VIN 17 LX 18 GND 19 LNB 20 GND 21 R1081 OPEN 222 1005 C1094 474p 50V 2012 L1082 CIB21P260NE C1082 104p 50V 2012 D1085 SMDJ20A 101 1 2 C1081 103p 50V L1081 SPC12080 330M C1088 100uF 50V NXB C1084 100uF 50V NXB D...

Page 59: ...6 SER_CLK 37 SER_DATA 38 INTR_OD GPIO1 39 TCK 40 CORE_VDD 41 VSS_CORE_2 42 TD1 43 TD0 44 TMS 45 TRS 46 LNB_DC GPIO2 47 LNB_22K 48 IO_VDD 49 VSS_IO_2 50 AGCV 51 FILTERV 52 TUNER_CLK 53 TUNER_DATA 54 TUNER_EN 55 CORE_VDD 56 VSS_CORE_3 57 AD_VSS_A1 58 AD_VAA 59 DISEQC_IN 60 Q_N 61 Q_P 62 I_N 63 I_P 64 IREF 1 VCM 2 AD_VAA 3 AD_VSS_A2 4 AD_VDD 5 AD_VSS_DIG 6 PLL_VAA 7 PLL_VSS_A 8 PLL_VDD 9 PLL_VSS_D 10...

Page 60: ... 1 L3 OPEN 000 JP1 12505WR 06A 5 4 3 2 1 6 7 8 TP4 TP10 1 TP1 TP10 1 R2 200 RV1 SV060305E101N TP2 TP10 1 U1 ROM N338THC1 5 SIG 1 GND 2 Vcc 3 S 4 S 5 RV2 SV060305E101N C3 220uF 10V TANTAL D1 SLR124 WOS 1 2 C1 105p R1 000 2012 000 2012 L2 OPEN 000 C2 105p 1 25mm 1 1 2 2 3 3 4 4 5 5 6 6 A A B B C C D D MAIN PWB 3 28 JP3 IR PWB CIRCUIT DIAGRAM ...

Page 61: ...1 16V 2 15V 1 644444444 1 457331095 1 846939486 Not Used 2 16V 3 25V 2 708982036 2 449990999 2 980406334 Power 3 26V 4 5V 3 822516556 3 532878942 4 117521838 1 1 2 2 3 3 4 4 5 5 6 6 A A B B C C D D STANDBY MENU OK TV AV CH CH VOL VOL TV AV MENU OK VOL VOL CH CH STANDBY 1 25mm JP2 5 4 3 2 1 6 7 1 1 1 TP5 TP6 TP10 TP10 TP10 KEY2 KEY1 TP7 12505WR 05P RV4 SV060305E101N KEY2 R4 OPEN 302 1005 R6 271 F 1...

Page 62: ...2 68 No YA698 Rev 001 No YA698 Rev 001 2 67 TOP PATTERN DIAGRAMS MAIN PWB PATTERN SOLDER SIDE ...

Page 63: ... No YA698 Rev 001 2 69 2 70 No YA698 Rev 001 TOP MAIN PWB PATTERN PARTS SIDE ...

Page 64: ... No YA698 Rev 001 2 71 TOP TOP TOP TOP IR PWB PATTERN SOLDER SIDE IR PWB PATTERN PARTS SIDE KEY PWB PATTERN SOLDER SIDE KEY PWB PATTERN PARTS SIDE ...

Page 65: ... No YA698 Rev 001 Display Division 12 3 chome Moriya cho Kanagawa ku Yokohama city Kanagawa prefecture 221 8528 Japan VSE Printed in Japan Victor Company of Japan Limited ...

Search results

Summary of Contents for LT-26DB1BU/AX

Reviews:

Related manuals for LT-26DB1BU/AX

Brands by name

Popular brands

JVC LT-26DB1BU/AX, Service Manual

Search results

Summary of Contents for LT-26DB1BU/AX

Reviews:

Related manuals for LT-26DB1BU/AX

Brands by name

Popular brands