JVC AV-15LCG Page 39 Service Manual Download | Manualshive

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Summary of Contents for AV-15LCG

Page 1: ...3 5 7 9 725 203 1 2 3 1 7 9 9 9 9 6 217 176 T 63 7 216 T 0 1 5 1 67 T 6 7 35 87 216 T 63 6 59 16758 7 216 T 81 7 216 T 7 1 1 250 7 21 T 6 59 8670 176 T 7528 6 227 1 T 3 576 67 à 67 1 5 5 8 7 5 0 33 1 6 59 0 18 7 9 6 21 ...

Page 2: ... 2XWSXW UDWHG QWHQQD QSXW 7HUPLQDO XQEDODQFHG DHULDO W SH FRQQHFWRU u QSXW 7HUPLQDO 9 6 9 9 3 9 2 5 SLQ MDFN u 8 2 5 5 SLQ MDFN u 0LQL 1 SLQ FRQQHFWRU u 6 YLGHR LQSXW 3 35 5 SLQ MDFN u RPSRQHQW VLJQDO L LQSXW VXE SLQ URZ 9 69 LQSXW HDGSKRQH 2XWSXW PP PLQL MDFN VWHUHR W SH 5HPRWH RQWURO 8QLW 9 50 U FHOO EDWWHU 5 80 u 9 50 U FHOO EDWWHU 5 80 u 9 6 RQO Design specification are subject to change witho...

Page 3: ...he customer always perform an AC leakage current check on the exposed metallic parts of the cabinet such as antennas terminals etc to be sure the set is safe to operate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on positioin ...

Page 4: ...S Make certain that treatment person s body are grounded through wrist band Do not leave the module in high temperature and in areas of high humidity for a long time The module not be exposed to the direct sunlight Avoid contact with water as it may a short circuit within the module If the surface of panel become dirty please wipe it off with a softmaterial Cleaning with a dirty or rough cloth may...

Page 5: ...ive ES Devices Examples of typical ES devices are integrated circuits and some fieldeffect transistors and semicounductor chip components The following techniques should be used to help reduce the incidence of component damage caused by static by static electricity 1 Immediately before handling any semiconductor component or semiconductor equipped assembly drain off any electostatic charge on your...

Page 6: ... corresponding lead on the circuit board 4 Securely crimp each connection and solder it 5 Inspect on the circuit board copper side the solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the lea...

Page 7: ...S switches the set on from standby or directly select a number 3 I II selects the language during dual language broadcast selects the sound output 4 PICTURE MODE recalls your preferred picture setting 5 SLEEP TIMER sets the sleep timer 6 MENU selects a menu 7 P P Programme Up Down selects a programme or a menu item switches the set on from standby Volume Up Down adjusts the volume adjusts menu set...

Page 8: ... The remote control handset is powered by two AA R6 type batter ies To load the batteries turn the remote control handset over and open the battery compartment Install two batteries as indicated by the polarity symbols and marked inside the compartment Note To avoid damage from possible battery leakage remove the batteries if you do not plan to use the remote control handset for an extended period...

Page 9: ...e Up Down adjusts the volume adjusts menu settings 6 P P Programme Up Down selects a programme or a menu item switches the set on from standby 7 STAND BY switches the set on from standby or off to standby 8 POWER STANDBY INDICATOR illuminates brightly when the set is in standby mode dims when the set is switched on 9 REMOTE CONTROL SENSOR Main Power TV AV PC MENU OK PR 2 1 3 4 5 7 8 6 9 ON Front p...

Page 10: ... D R G B H V Sync Den Clock From Computer OSD IC MC141585 CVBS Audio Amp LA4282 R Ext R SIF For MNT Application LM151X3 8 bits 1H 1V A to D Converter AD9884 For PC Input Contrast Brightness Color Ext_Video Ext_Y C OSD B R G B Scart RGB For TV Contrast Brightness Color Tint CVBS For TXT AM Interface TMDS 8bits 21 pin RGB Switching TDA8601 Y Cb Cr RGB in Back Light Inverter Assy CVBS OUT WHOLE BLOCK...

Page 11: ...ce H V deflection Separate ADC for tube measurements EHT compensation 5 Miscellaneous One 20 25MHz crystal few external components Embedded RISC controller 80 MIPS I2C Bus interface Single 5V power supply 64 pin PSDIP package 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 Y0 Y1 Y2 Y3 VSU...

Page 12: ...t End 4 x ADC Adaptive Comb Filter Color Decoder NTSC PAL SECAL Saturation Tint MIXER 2D Scaler PIP Panorama Mode Contrast Brightness Peaking Output Formatter ITU R 656 ITU R 601 Memory Control AGC 2 ADC CIN1 VIN1 VIN2 VIN3 VIN4 VOUT Y OUT CrCb OUT YCOE FIFO CNTL 20 25MHz Y Cr Cb NTSC PAL Clock Gen Y Cr Cb FB Y G U B V R FB RGB YCbCr FB RGB YCbCr LL Clock H Sync Vsync CNTL AVI0 ...

Page 13: ...Component Input Red1 Cr1 Analog Component Input Blue2 Cb2 Analog Component Input Green2 Y2 Analog Component Input Red2 Cr2 Analog Component Input Analog Shield GND F No connected Supply Voltage Digital Decoupling Circuitry Supply Voltage Digital Circuitry Ground Digital Circuitry Ground Digital Decoupling Circuitry I2C Bus Clock I2C Bus Data Reset Input Active Low Test Pin connect to GND D VGAV In...

Page 14: ...Output Circuitry Picture Bus Chroma Picture Bus Chroma Picture Bus Chroma Picture Bus Chroma LSB Ground Sync Pad Circuitry Supply Voltage Sync Pad Circuitry Interlace Output Active Video Output Front Sync Horizontal Clamp Pulse Main Sync Horizontal Sync Pulse Vertical Sync Pulse Front End Back End Data Standby Supply Voltage CCU 5 MHz Clock Output No connected Analog Crystal Input Analog Crystal O...

Page 15: ...n algorithm Improved carrier mute algorithm Improved AM demodulation ADR together with DRP 3510A Dolby Pro Logic together with DPL 35xx A Reduction of necessary controlling Less external components Significant reduction of radiation MSP3410D 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 65 66 67 68 69 70 71 72...

Page 16: ...S LV LV X LV LV X X X LV Not connected I2C clock I2C data I2S clock I2S word strobe I2S data output I2S1 data input ADR data output ADR word strobe ADR CLOCK Digital power supply 5V Digital power supply 5V Digital power supply 5V Digital gnd Digital gnd Digital gnd IIS2 Data input Not connected Not connected Not connected Power on reset Not connected Not connected Headphone out R Headphone out L R...

Page 17: ... LV LV X X Not connected Analog gnd Analog gnd Analog reference volt high volt part Not connected Scart input 4 in L Scart input 4 in R Analog shield gnd 4 Scart input 3 in L Scart input 3 in R Analog shield gnd 2 Scart input 2 in L DVD L Scart input 2 in R DVD L Analog shield gnd 1 Scart input 1 in L VIDEO L Scart input 1 in R VIDEO R Reference voltage IF A D converter Not connected Mono input An...

Page 18: ...ring capability to make 18 bit video as good as 24 bit quality Support H V Sync Polarity and pulse width information for mode detection Support two types of CPU interface direct and serial bus Provide 1 pixel clock and 2 pixel clock output to connect TFT LCD panel directly Built in Color space converter for video decoder input Support configurable SDRAM SGRAM x0 x1 and x2 for different resolution ...

Page 19: ... MD0 AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 GNDP CPUA15 BCS VDDP ALE WR RD TMCLK RST GPIOA0 GPIOA1 GPIOA2 GPIOA3 GPIOA4 GPIOA5 IRQ SOGCS TDCLK CSYNC HSYNC1 VSYNC1 GOUT3 GND DCLKA GNDP 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 GOUT1 GNDP GOUT0 LDTG LVSYNC LHSYNC RA0 RA1 RA2 RA3 RA4 RA5 RA...

Page 20: ...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 NC NC NC V D ND ND R AIN V D ND V D V D ND ND GIN G AIN V D ND V D V D ND ND B AIN V D ND V D ND NV MP DA CL A 0 A 1 PV D PV D ND NC NC ND D R B 0 D R B 1 D R B 2 D R B 3 D R B 4 D R B 5 D R B 6 D R B 7 V DD GND D G A 0 D G A 1 D G A 2 D G A 3 D G A 4 D G A 5 D G A 6 D G A 7 V DD GND D G B 0 D G B 1 D G ...

Page 21: ...Filter Connection Main Power Supply Digital Output Power Supply Clock Generator Power Supply Ground 0 5V to 1 0V FS 0 5V to 1 0V FS 0 5V to 1 0V FS 3 3V CMOS 3 3V CMOS 3 3V CMOS 0 5V to 1 0V FS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 3 3V CMOS 1 25V 1 25V 10 3 3V 10 2 5V to 3 3V 10 3 3V 10...

Page 22: ...al part of the set The time for Heat Run can be changed owing to production plan 3 PC Input Mode Adjustment 3 1 Required Test Equipment 1 A pattern generator being in proportion to VG819 Pattern of 64 tones 2 A remote control 3 2 Preparation for Adjustment 1 Perform Heat Run for more than 30 minutes in white pattern 2 Connect the signal of pattern generator with LCD TV 3 Lean the set 45 backward A...

Page 23: ...NEG 54 18 31 469 28 324 449 400 49 2 POS 34 13 SVGA 56 1024 800 224 72 POS 128 24 35 156 36 0 625 600 25 2 POS 22 1 SVGA 60 1056 800 256 128 POS 88 40 37 879 40 0 628 600 28 4 POS 23 1 SVGA 72 1040 800 240 120 POS 64 56 48 077 50 0 666 600 66 6 POS 23 37 Mode H_Total H_Display H_Blanking H_Sync H Polarity H_Bp H_Fp H Freq KHz Clk MHz V_Total V_Display V_Blanking V_Sync V Polarity V_Bp V_Fp SVGA 75...

Page 24: ...nnector recheck them 2 Check and repair the IC801 802 SI4925 P502 and Pin 21 connector 1 Check and fix P502 connector being slipped out 2 Check and fix the components at P502 LCD module and at main board 3 Check Pin21 Cracked components and 1 Check and repair tuner board and main board soldering at tuner board 2 Solder Q403 Q402 and C153 4 Dark screen 1 Defective LCD lamp 1 Replace the inverter 2 ...

Page 25: ...VV ZLOO QRW EH VXSSOLHG EXW WKRVH ZKLFK DUH ILOOHG ZLWK WKH 3DUWV 1R LQ WKH 3DUWV 1R FROXPQV ZLOO EH VXSSOLHG 5 9 7 216 RU UHVLVWRUV DQG FDSDFLWRUV WKH FKDUDFWHUV DW QG DQG UG GLJLW LQ WKH SDUWV QXPEHU PHDQV DV IROORZV 5HVLVWRUV DSDFLWRUV 5 DUERQ ILOP HUDPLF 56 0HWDO R LGH ILOP HUDPLF 51 0HWDO ILOP HUDPLF 5 XVLEOH 1 HUDPLF 4 3RO HVWHU OHFWURO WLF 217 176 Õ 86 1 3 2 5 Õ 3 2 9 3 576 67 Õ 3 2 9 Õ 35 ...

Page 26: ...410 LG 4950V00012A METAL STAND ASSY 420 LG 4950V00006A METAL STAND 430 LG 4930V00103B HOLDER STAND 440 LG 3550V00081A COVER BASE 500 LG 3141VMN739B CHASSIS ASSY MAIN 521 LG 4950V00008B METAL MAIN FRAME 530 LG 6871VSM938A PWB ASSY JVC CTL PCB 540 LG 6633VA0003E INVERTER ASSY 12VVOLT 541 LG 4814V00143B SHIELD CASE INVERTER P801 LG 6410VEH003A POWER CORD M2511A 001 VOLEX VDE SEMKO LG 6410VUH003A POWE...

Page 27: ...No 51932 27 AV 15LCG AV 15LCH AV 15LCS EXPLODED VIEW 300 120 121 P801 112 530 540 500 521 400 541 430 440 420 310 A4 410 ...

Page 28: ... KTC3880 Y TP KEC SOT23 CHIP TR KTC3880 Y TP KEC SOT23 CHIP TR KTC3880 Y TP KEC SOT23 CHIP LOCA NO PART NO DESCRIPTION IC101 IC102 IC103 IC104 IC105 IC106 IC107 IC108 IC109 IC201 IC202 IC301 IC401 IC402 IC501 IC502 IC503 IC505 IC507 IC601 IC602 IC603 IC604 IC605 IC701 IC702 IC803 IC804 IC809 Q109 Q110 BACK D101 D102 D603 D604 D701 D702 D801 D802 D803 LD1 ZD101 ZD410 ZD411 LG 0IZZVC0009C LG 0IAL241...

Page 29: ... C139 C140 C141 C142 C143 C144 C145 C146 C147 C148 C149 C151 C152 C153 C156 C201 C202 C203 C204 C205 C206 C207 C208 C209 C210 C211 C212 C213 C214 C215 C216 C217 C218 C219 C220 C221 C222 C223 C224 C225 C226 C227 C228 C229 C230 C231 C232 C233 C234 C235 C236 C237 LG 0CH2223K516 LG 0CQ5631N409 LG 0CE106DF618 LG 0CH2473K516 LG 0CH2473K516 LG 0CH2473K516 LG 0CH2103K516 LG 0CE476DF618 LG 0CH2473K516 LG 0...

Page 30: ...DESCRIPTION C331 C332 C340 C341 C342 C346 C347 C348 C349 C350 C351 C352 C353 C354 C355 C356 C360 C401 C402 C403 C415 C416 C417 C418 C419 C420 C421 C422 C427 C428 C429 C430 C431 C432 C503 C504 C505 C506 C507 C508 C509 C510 C511 C512 C513 C514 C515 C516 C517 C518 C519 C520 LG 0CK224DF56A LG 0CK224DF56A LG 0CH5391K416 LG 0CH2152K516 LG 0CK224DF56A LG 0CH2152K516 LG 0CH2473K516 LG 0CH2683K946 LG 0CH26...

Page 31: ... 2012 R TP 10PF 50V J NP0 2012 R TP LOCA NO PART NO DESCRIPTION C578 C579 C580 C581 C582 C583 C584 C585 C586 C587 C588 C589 C590 C591 C592 C593 C594 C596 C601 C602 C603 C604 C605 C607 C608 C609 C612 C613 C614 C615 C616 C617 C618 C619 C620 C621 C622 C623 C624 C625 C626 C627 C628 C629 C630 C631 C632 C634 C635 C636 C637 C638 LG 0CH5100K416 LG 0CH5100K416 LG 0CH5100K416 LG 0CH5100K416 LG 0CH5100K416 L...

Page 32: ...7R 2012 R TP 220UF STD 16V M FL TP5 220UF STD 16V M FL TP5 220UF STD 16V M FL TP5 LOCA NO PART NO DESCRIPTION C824 C825 C826 J402 J403 J801 L415 L416 L701 L805 L806 L807 T801 C154 C411 C412 J1 J2 J101 J404 J405 L304 L409 R101 R102 R103 R104 R105 R106 R107 R108 R109 R110 R111 R112 R113 R114 R115 R116 R117 R118 R120 R121 R122 R123 R124 LG 0CE107DF618 LG 0CE476DK618 LG 0CE227DF618 LG 6612VJH008C LG 6...

Page 33: ...2 5 00 D 100 OHM 1 10 W 2012 5 00 D LOCA NO PART NO DESCRIPTION R201 R203 R204 R205 R206 R207 R208 R209 R210 R211 R212 R213 R214 R215 R216 R301 R302 R303 R304 R307 R308 R309 R310 R311 R312 R313 R314 R315 R316 R320 R322 R323 R324 R325 R327 R328 R329 R330 R331 R332 R401 R402 R403 R404 R405 R406 R407 R408 R409 R410 R411 R412 LG 0RH0222D622 LG 0RH0222D622 LG 0RH0222D622 LG 0RH1002D622 LG 0RH0222D622 L...

Page 34: ... W 2012 5 00 D LOCA NO PART NO DESCRIPTION R522 R523 R524 R525 R528 R529 R530 R531 R532 R533 R534 R535 R536 R538 R539 R541 R542 R543 R544 R545 R551 R552 R553 R554 R555 R556 R557 R558 R562 R563 R564 R565 R566 R601 R602 R603 R604 R605 R606 R607 R608 R609 R610 R611 R612 R613 R614 R615 R616 R617 R618 R619 LG 0RH0222D622 LG 0RH0222D622 LG 0RH0222D622 LG 0RH0222D622 LG 0RH1004D622 LG 0RH0222D622 LG 0RH0...

Page 35: ...71 R772 R773 R774 R775 R779 R801 R802 R806 R807 R808 R809 R810 R811 R812 R813 R814 R817 F501 L101 L102 L103 L104 L105 L202 L401 L410 L411 L412 L413 L502 L503 L504 L505 L506 L519 L520 L601 LG 0RH2200D622 LG 0RH4701D622 LG 0RH4701D622 LG 0RH3300D622 LG 0RH2002D622 LG 0RH1502D622 LG 0RH1502D622 LG 0RH1201D622 LG 0RH3601D622 LG 0RH3601D622 LG 0RH4702D622 LG 0RH1501D622 LG 0RH1002D622 LG 0RH1002D622 LG...

Page 36: ... 2X1 FILTER EMC BK3216 4S600 TAIYOYUDEN 3 2X1 FILTER EMC BK3216 4S600 TAIYOYUDEN 3 2X1 FILTER EMC BK3216 4S600 TAIYOYUDEN 3 2X1 FILTER EMC BK3216 4S600 TAIYOYUDEN 3 2X1 FILTER EMC BK3216 4S600 TAIYOYUDEN 3 2X1 FILTER EMC BK3216 4S600 TAIYOYUDEN 3 2X1 FILTER EMC BK3216 4S600 TAIYOYUDEN 3 2X1 FILTER EMC BK3216 4S600 TAIYOYUDEN 3 2X1 FILTER EMC BK3216 4S600 TAIYOYUDEN 3 2X1 FILTER EMC BK3216 4S600 TA...

Page 37: ...6410VUH003A POWER CORD AV 15LCG A 6 LG 6410VBH003A POWER CORD AV 15LCH 7 LG 6866VA9001A PC CABLE 8 LG 3828VA0237W INSTRUCTION BOOL AV 15LCG 8 LG 3828VA0237T INSTRUCTION BOOL AV 15LCG A 8 LG 3828VA0237V INSTRUCTION BOOL AV 15LCH AV 15LCS 9 LG 3890V01106C PACKING CASE AV 15LCG 9 LG 3890V01106D PACKING CASE AV 15LCG A 9 LG 3890V01106A PACKING CASE AV 15LCH 9 LG 3890V01106B PACKING CASE AV 15LCS 10 LG...

Page 38: ...AV 15LCG AV 15LCH AV 15LCS No 51932 38 3 4 HPC LABEL 10 2 b 1 c a b 9 BOT TOP ...

Page 39: ...1R 9 9 9 6 ...

Page 40: ... 9 9 9 9 6 3ULQWHG LQ DSDQ 93 1 9 725 203 1 2 3 1 0 7 20 9 1 7 25 86 1 66 81 7 0RUL D WRZQ DQDJDZD NX RNRKDPD FLW DQDJDZD SUHIHFWXUH DSDQ ...

Page 41: ...1R 0DU 9 9 9 6 23 5 7 9 725 203 1 2 3 1 7 9 9 9 9 6 520 1R 60 217 176 T 127 21 86 1 5 8 7 5 06 T 5 8 7 5 0 T 2 5 0 T 3 77 51 5 06 6 0 7 5 06 7 9 6 21 ...

Page 42: ......

Page 43: ...81 5 3 66 960 21752 3 66 960 127 21 86 1 5 8 7 5 06 Õ 6 7 7KH FRPSRQHQWV LGHQWLILHG E WKH V PERO DQG VKDGLQJ DUH FULWLFDO IRU VDIHW RU FRQWLQXHG VDIHW UHSODFH VDIHW FULWLFDO FRPSRQHQWV RQO ZLWK PDQXIDFWXUHV UHFRPPHQGHG SDUWV Ü 6LQFH WKH FLUFXLW GLDJUDP LV D VWDQGDUG RQH WKH FLUFXLW DQG FLUFXLW FRQVWDQWV PD EH VXEMHFW WR FKDQJH IRU LPSURYHPHQW ZLWKRXW DQ QRWLFH ...

Page 44: ...1R 9 9 9 6 0 02 ...

Page 45: ...AV 15LCG AV 15LCH AV 15LCS AV 15LCG AV 15LCH AV 15LCS AV 15LCG AV 15LCH AV 15LCS No 51932 No 51932 No 51932 2 4 2 3 2 5 CIRCUIT DIAGRAM ...

Page 46: ...ync Den Clock From Computer OSD IC MC141585 CVBS Audio Amp LA4282 R Ext R SIF For MNT Application LM151X3 8 bits 1H 1V A to D Converter AD9884 For PC Input Contrast Brightness Color Ext_Video Ext_Y C OSD B R G B Scart RGB For TV Contrast Brightness Color Tint CVBS For TXT AM Interface TMDS 8bits 21 pin RGB Switching TDA8601 Y Cb Cr RGB in Back Light Inverter Assy CVBS OUT 2 8 2 7 2 6 BLOCK DIAGRAM...

Page 47: ......

Page 48: ... 9 9 9 9 6 3ULQWHG LQ DSDQ 93 1 9 725 203 1 2 3 1 0 7 20 9 1 7 25 86 1 66 81 7 0RUL D WRZQ DQDJDZD NX RNRKDPD FLW DQDJDZD SUHIHFWXUH DSDQ ...

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