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background image

L/R In

SPDIF OUT

NAND

Flash(8Gb)

CVBS

USB

Audio

AMP

I2S Out

BCM
35230

CVBS(M)

ISDB-T
Demod

DIF(+/-)

WIFI

USB1
USB2

COMP1

A/V1

RS-232C

PC-RGB

PC-AUDIO

OPTIC

LAN

SYSTEM

DDR3

X 16 X 2

(2Gb)

Audio

AMP

LVDS.

41P

HDMI1

HDMI2

HDMI3
HDMI4

Side

Rear

COMP

RGB,H/V

Ethernet

CVBS

CAM,
DVR
Ready

H/P

L/R Out

UART

SYSTEM EEPROM X 1

(1Mb)

HDMI

S/W

(HDCP

EEPROM)

M-Remote

Module

I2C

Sub Micom

(sanyo)

Wireless Ready

I2C

USB

HUB IC

Air/
ISDB-T

TUNER

(T/C)

TUNER

(T/C)

Cable

ANALOG

DEMOD

51P

HDMI

HUB IC

BCM35230 Block Diagram

S/W

Copyright ⓒ 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes

LGE Internal Use Only

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Содержание 32LW5700

Страница 1: ... READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LJ12C MODEL 55LW5700 55LW5700 SA North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO MFL66981618 1105 REV00 ...

Страница 2: ...nal Use Only Copyright LG Electronics Inc All right reserved Only for training and service purposes 2 CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 12 EXPLODED VIEW 20 SVC SHEET ...

Страница 3: ...perate 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 position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals p...

Страница 4: ...n your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge b...

Страница 5: ...e 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 leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced...

Страница 6: ...eral Specification TV No Item Specification Remark 1 Receivable System 1 Digital SBTVD 2 Analog NTSC PAL M PAL N 2 Available Channel 1 VHF 02 13 2 UHF 14 69 3 DTV 02 69 4 CATV 01 135 3 Input Voltage 1 AC 100 240V 50 60Hz 4 Market Central and South AMERICA 5 Screen Size 32 inch Wide 1920x1080 32LV5500 32LW5700 42 inch Wide 1920x1080 42LV5500 42LW5700 47 inch Wide 1920x1080 47LV5500 47LW5700 47LW950...

Страница 7: ...604 BLUE X 0 150 Y 0 059 WHITE X 0 279 Y 0 292 RED X Typ 0 648 Typ 47LW5700 SA Y 0 03 0 332 0 03 GREEN X 0 306 Y 0 606 BLUE X 0 150 Y 0 058 WHITE X 0 279 Y 0 292 RED X Typ 0 651 Typ 55LW5700 SA Y 0 03 0 333 0 03 GREEN X 0 307 Y 0 602 BLUE X 0 150 Y 0 060 WHITE X 0 279 Y 0 292 3 Contrast ratio 1100 1600 NORMAL 4 Color Temperature Cool 0 267 0 269 0 271 Test Condition 0 271 0 273 0 275 The W B Toler...

Страница 8: ...HDTV 1080I 13 1920 1080 56 25 50 148 5 HDTV 1080P 14 1920 1080 67 500 60 148 50 HDTV 1080P 15 1920 1080 67 432 59 94 148 352 HDTV 1080P 16 1920 1080 27 000 24 000 74 25 HDTV 1080P 17 1920 1080 26 97 23 976 74 176 HDTV 1080P 18 1920 1080 33 75 30 000 74 25 HDTV 1080P 19 1920 1080 33 71 29 97 740176 HDTV 1080P 7 RGB Input PC No Resolution H freq kHz V freq kHz Pixel clock Proposed PC DDC 1 640 350 3...

Страница 9: ... O DTV 1 720 480 31 50 60 27 027 SDTV 480P 2 720 480 31 47 59 94 27 00 SDTV 480P 3 720 576 31 25 50 13 5 SDTV 576P 4 1280 720 37 5 50 74 25 HDTV 720P 5 1280 720 45 00 60 00 74 25 HDTV 720P 6 1280 720 44 96 59 94 74 176 HDTV 720P 7 1929 1080 28 125 50 74 25 HDTV 1080I 8 1920 1080 33 75 60 00 74 25 HDTV 1080I 9 1920 1080 33 72 59 94 74 176 HDTV 1080I 10 1920 1080 56 25 50 148 5 HDTV 1080P 11 1920 10...

Страница 10: ...ide by Side half Top and Bottom 9 1920 1080 28 125 50 74 25 HDTV 1080i Side by Side half Top and Bottom 10 1920 1080 27 24 74 25 HDTV 1080P Side by Side half Top and Bottom 11 1920 1080 33 75 30 89 1 HDTV 1080P Side by Side half Top and Bottom No Resolution H freq kHz V freq kHz Pixel clock Proposed 3D input proposed mode 1 1280 720 45 00 60 00 74 25 HDTV 720P Side by Side Top Bottom 2 1280 720 37...

Страница 11: ...0I Side by Side Top Bottom 4 1920 1080 28 125 50 00 74 25 HDTV 1080I Side by Side Top Bottom 5 1920 1080 27 00 24 00 74 25 HDTV 1080P Side by Side Top Bottom Checkerboard 6 1920 1080 33 75 30 00 74 25 HDTV 1080P Side by Side Top Bottom Checkerboard 7 1920 1080 67 50 60 00 148 5 HDTV 1080P Side by Side Top Bottom Checkerboard Single Frame Sequential 8 1920 1080 56 250 50 148 5 HDTV 1080P Side by Si...

Страница 12: ...n you can see 100 Full White pattern In this status you can maintain Heat Run useless any pattern generator Notice if you maintain one picture over 20 minutes Especially sharp distinction black with white pattern 13Ch or Cross hatch pattern 09Ch then it can appear image stick near black level 3 Adjustment Items 3 1 PCB Assembly Adjustment A MAC Address Download A Adjust 480i Comp1 A Adjust 1080p C...

Страница 13: ...tton and confirm OK Message 4 remove LAN CABLE 4 2 Using RS 232C Adjust 3 items at 3 1 PCB assembly adjustments adjustment sequence one after the order A Adjustment protocol See ADC Adjustment RS232C Protocol_Ver1 0 A Necessary items before Adjustment items Pattern Generator MSPG 925FA Adjust 480i Comp1 MSPG 925FA model 209 pattern 65 Comp1 Mode Adjust 1080p Comp1 MSPG 925FA model 225 pattern 65 C...

Страница 14: ...ion both of Component1 and RGB MSPG 925FA Model 225 Pattern 65 Set Component 1080p mode and 100 Horizontal Color Bar Pattern HozTV31Bar then set TV set to Component1 mode and its screen to NORMAL After get each the signal wait more a second and enter the IN START with press IN START key of Service remocon After then select 7 External ADC with navigator button and press Enter After Then Press key o...

Страница 15: ...Jig and another instruments See Working Guide if you want more information about EDID communication EDID data for Non 3DTV Model name LG TV HDMI EDID table 0x1E Physical Address 1 HDMI 1 Check sum 0x7F 0xD9 CEA Block 0x1E 10 2 HDMI 2 Check sum 0x7F 0xC9 CEA Block 0x1E 20 3 HDMI 3 Check sum 0x7F 0xB9 CEA Block 0x1E 30 4 HDMI 4 Check sum 0x7F 0xA9 CEA Block 0x1E 40 Analog RGB EDID table 1 RGB CheckS...

Страница 16: ... pattern You can select option at Ez Adjust Menu 7 White Balance there items NONE INNER HDMI It is normally setting at inner basically If you can t adjust using inner pattern you can select HDMI item and you can adjust In manual Adjust case if you press ADJ button of service remocon and enter Ez Adjust Menu 7 White Balance then automatically inner pattern operates In case of Inner originally Test ...

Страница 17: ...00K Δuv 0 000 x 0 276 y 0 283 MEDIUM T 9300K Δuv 0 000 x 0 285 y 0 293 WARM T 6500K Δuv 0 000 x 0 313 y 0 329 Using CA 210 Equipment 9 CH Contrast value 216 Gray Using CA 210 Equipment 14 CH White Balance adjustment coordination and color temperature for Edge IOP LED ALEF White Balance adjustment table for Edge IOP LED Color coordination is different according to heat run time LGD IOP LED LGD EDGE...

Страница 18: ...utton of Service Remocon then enter the Option Menu with PIP CH Button Select one of these three USA CANADA MEXICO defends on its market using Vol button Caution Don t push The INSTOP KEY after completing the function inspection 6 GND and ESD Testing 6 1 Prepare GND and ESD Testing A Check the connection between set and power cord 6 2 Operate GND and ESD auto test A Fully connected Between set and...

Страница 19: ...alue default 128 A R Offset adjustment Value default 128 A G Offset adjustment Value default 128 A B Offset adjustment Value default 128 8 2 White balance Value 9 USB DOWNLOAD epk file download 9 1 Put the USB Stick to the USB socket 9 2 Press Menu key and move OPTION 9 3 Press FAV Press 7 times 9 4 Select download file epk file 9 5 After download is finished remove the USB stick 9 6 Press IN STAR...

Страница 20: ... 900 A10 EXPLODED VIEW Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design ...

Страница 21: ...LRV3P B21 TXE4N LRV3N A21 TXF0P LRV2P A22 TXF0N LRV2N B22 TXF1P LRV1P C23 TXF1N LRV1N C22 TXF2P LRV0P B23 TXF2N LRV0N A23 TXFCLKP A24 TXFCLKN B24 TXF3P C25 TXF3N C24 TXF4P B25 TXF4N A25 TXG0P LLV7P A26 TXG0N LLV7N B26 TXG1P LLV6P C27 TXG1N LLV6N C26 TXG2P LLV5P B27 TXG2N LLV5N A27 TXGCLKP LLV4P A28 TXGCLKN LLV4N B28 TXG3P LLVCLKP C29 TXG3N LLVCLKN C28 TXG4P LLV3P B29 TXG4N LLV3N A29 TXH0P LLV2P A3...

Страница 22: ... C294 10uF C1222 10uF C1221 1000pF C1218 10uF C1220 10uF C1223 0 1uF R225 10K L204 CIS21J121 L205 CIS21J121 L206 CIS21J121 L207 CIS21J121 C1227 0 1uF C1207 0 1uF C1225 0 1uF C1226 0 1uF C1233 0 22uF 6 3V C1229 0 22uF 6 3V C244 0 1uF C1231 0 22uF 6 3V C1234 0 22uF 6 3V C1235 0 22uF 6 3V C1228 0 22uF 6 3V C1230 0 22uF 6 3V C1232 0 22uF 6 3V 1 5VQ1 1 5VQ0 C247 0 1uF C1236 0 22uF 6 3V C259 0 1uF C292 ...

Страница 23: ...ld EAN60922901 3 AGND 2 VIN 4 FB 1 PGND 5 COMP 6 EN 7 LX_1 8 LX_2 C325 10uF 25V R326 10K 1 L305 CIS21J121 C327 0 1uF 16V 1 5V0 1 5V1 2 5V 2 5V R319 47K R320 47K R306 47K R309 47K R308 18K R303 47K C308 0 1uF 16V C309 0 1uF 16V R322 2 7K 1 R325 2 7K 1 R321 6 2K 1 R324 6 2K 1 0 1uF C328 16V 0 1uF C330 16V C342 2200pF L309 3 6uH R328 47K IC305 AOZ1072AI DCDC_Old EAN60922901 3 AGND 2 VIN 4 FB 1 PGND 5...

Страница 24: ...7 0 1 10W VCC_LCM 3 3V I2C_SDA V9 VCC_LCM 3 3V VLCD_POWER 12V VLCD_POWER 12V R445 10K R435 0 C455 0 1uF 50V R405 2 7K R423 33 R406 0 1 10W VCOMFB C416 0 01uF 50V C410 10uF 25V R440 0 1 10W CTRLP VLCD_POWER 12V R407 OPT VL 5V D401 100V 1N4148W C427 0 1uF 50V DPM V7 VDD_LCM 16 8V I2C_SDA R418 10K C401 10uF 25V R402 33 V16 C406 10uF 25V OPT VGH_S 27V R447 0 C447 0 22uF 50V SWB R430 5 1K VCC_LCM 3 3V ...

Страница 25: ... C515 10uF 25V V10 V16 RRV6P RLVCLKN RRVCLKN RRV5P RRV0N RLV6P RRV2N RLV4P RRVCLKP RLV2P RLV0P RLV6N RLV4N RRV4N RLVCLKP RLV2N RRV0P RRV1P RLV5N RLV5P RRV6N RLV1P RRV2P RLV1N RRV4P RRV1N RLV0N RRV5N LLV6P LLV1N LLVCLKP LLV2N LRV4P LLV6N LRV0P LRV6P LLV4N LLVCLKN LRV1P LRVCLKP LRV2N LLV0P LRV2P LRVCLKN LLV2P LRV0N LLV0N LLV4P LRV5P LLV5P LRV1N LRV6N LRV4N LRV5N LLV1P LLV5N R504 33 L DIM0_VS R503 33...

Страница 26: ...P C8 RXE1N C9 RXE2P B8 RXE2N A8 RXECLKP A7 RXECLKN B7 RXE3P C6 RXE3N C7 RXE4P B6 RXE4N A6 RXF0P A5 RXF0N B5 RXF1P C4 RXF1N C5 RXF2P B4 RXF2N A4 RXFCLKP A3 RXFCLKN B3 RXF3P C2 RXF3N C3 RXF4P B2 RXF4N A2 RXG0P C1 RXG0N B1 RXG1P D1 RXG1N D2 RXG2P E3 RXG2N D3 RXGCLKP E2 RXGCLKN E1 RXG3P F1 RXG3N F2 RXG4P G3 RXG4N F3 RXH0P G2 RXH0N G1 RXH1P H1 RXH1N H2 RXH2P J3 RXH2N H3 RXHCLKP J2 RXHCLKN J1 RXH3P K2 R...

Страница 27: ..._LG1131 RESET R715 10K RESET_LG1131 3 3VD R714 1K R717 0 R718 0 R716 0 IC700 LG1131A 1 VDD10_1 2 RXB4P 3 RXB4N 4 RXB3P 5 RXB3N 6 RXBCLKP 7 RXBCLKN 8 RXB2P 9 RXB2N 10 RXB1P 11 RXB1N 12 RXB0P 13 RXB0N 14 AVDD33_1 15 GND_1 16 RXA4P 17 RXA4N 18 RXA3P 19 RXA3N 20 RXACLKP 21 RXACLKN 22 RXA2P 23 RXA2N 24 RXA1P 25 RXA1N 26 RXA0P 27 RXA0N 28 AVDD33_2 29 GND_2 30 GND_3 31 VDD33_1 32 VDD10_2 33 GND_4 34 VDD1...

Страница 28: ...MI0_RESREF E6 TXOUT0_L0N AE27 TXOUT0_L0P AE28 TXOUT0_L1N AF27 TXOUT0_L1P AF28 TXOUT0_L2N AG27 TXOUT0_L2P AG28 TXCLK_LN AE26 TXCLK_LP AF26 TXOUT0_L3N AH27 TXOUT0_L3P AG26 TXOUT0_L4N AF25 TXOUT0_L4P AE25 TXOUT0_U0N AH26 TXOUT0_U0P AG25 TXOUT0_U1N AE24 TXOUT0_U1P AD24 TXOUT0_U2N AH25 TXOUT0_U2P AF24 TXCLK_UN AE23 TXCLK_UP AD23 TXOUT0_U3N AG24 TXOUT0_U3P AF23 TXOUT0_U4N AC22 TXOUT0_U4P AD22 TXOUT1_L0N...

Страница 29: ...PIO J3 TDATD_4 GPIO K2 TDATD_5 GPIO K1 TDATD_6 GPIO K3 TDATD_7 GPIO L1 TSTRTD GPIO L3 TVLDD GPIO L2 MPEG_CLK GPIO P4 MPEG_D_0 GPIO T2 MPEG_D_1 GPIO R3 MPEG_D_2 GPIO R2 MPEG_D_3 GPIO P3 MPEG_D_4 GPIO P2 MPEG_D_5 GPIO P1 MPEG_D_6 GPIO R6 MPEG_D_7 GPIO N5 MPEG_SYNC GPIO T4 MPEG_DATA_EN GPIO P5 MCIF_RESET GPIO R4 MCIF_SCLK GPIO U1 MCIF_SCTL GPIO T3 MCIF_SDI GPIO T1 MCIF_SDO GPIO T5 VI_IFP0 C17 VI_IFM0...

Страница 30: ...18 VI_INCM_CVBS2 C19 VI_CVBS3 A19 VI_INCM_CVBS3 B19 VI_CVBS4 C20 VI_INCM_CVBS4 B20 VI_SIF1_1 E19 VI_INCM_SIF1_1 D19 VI_SIF1_2 E10 VI_INCM_SIF1_2 F11 LGE35230 BCM35230KFSBG IC101 NON_BCM_CAP SPDIF_INC_P B15 SPDIF_INC_N C15 SPDIF_IND_P C14 SPDIF_IND_N B14 I2SSCK_IN GPIO G4 I2SWS_IN F4 I2SSD_IN GPIO G5 AADC_LINE_L1 C25 AADC_LINE_R1 B24 AADC_INCM1 A24 AADC_LINE_L2 E22 AADC_LINE_R2 E23 AADC_INCM2 D23 A...

Страница 31: ...5 DDR_ADA_10 AA27 DDR_ADA_11 AC27 DDR_ADA_12 AA26 DDR_ADA_13 AA24 DDR_ADA_14 AD27 DDR_BAA_0 Y27 DDR_BAA_1 AB28 DDR_BAA_2 W24 DDR_RASA_N V24 DDR_CASA_N W25 DDR_WEA_N V26 DDR_CKEA U24 DDR_CKA01_P W27 DDR_CKA01_N W28 DDR_CKA23_P N28 DDR_CKA23_N N27 DDR_VREFA U23 DDR_RST_N AA23 DDR_ZQ W26 C421 2 2uF C403 2 2uF C407 2 2uF NFM18PS105R0J C410 6 3V OUT IN GND NFM18PS105R0J C432 6 3V OUT IN GND NFM18PS105R...

Страница 32: ...UT_PULL_UP L513 BLM18PG121SN1D R519 100 NON_PD_ 3 5V PWM_DIM IC504 AP2132MP 2 5TRG1 EAN61387601 3 VIN 2 EN 4 VCTRL 1 PG 5 NC 6 VOUT 7 ADJ 8 GND 9 EP 12V 24V 5V_Normal C545 10uF 16V R549 4 7K 1 Q507 AO3407A G D S R506 330 L511 MLB 201209 0120P N2 12V_PANEL ERROR_OUT_24 R546 1K 12V C580 0 1uF 16V A_DIM POWER_DET P501 SMAW200 H24S2 SLIM_32 55 19 12V 14 GND 9 3 5V 4 24V 18 INV ON 13 GND 8 GND 3 24V 17...

Страница 33: ...F 16V R640 10K R623 10K PWM_LED FLMD0 EEPROM_SDA HDMI_CEC SDA2_3 3V R630 22 WIRELESS_DET NEC_ISP_Rx IC602 uPD78F0514 NEC_MICOM 1 P60 SCL0 2 P61 SDA0 3 P62 EXSCL0 4 P63 5 P33 TI51 TO51 INTP4 6 P75 7 P74 8 P73 KR3 9 P72 KR2 10 P71 KR1 11 P70 KR0 12 P32 INTP3 OCD1B 13 P31 INTP2 OCD1A 14 P30 INTP1 15 P17 TI50 TO50 16 P16 TOH1 INTP5 17 P15 TOH0 18 P14 RXD6 19 P13 TXD6 20 P12 SO10 21 P11 SL10 RXD0 22 P1...

Страница 34: ...CL_4 DDC_SDA_3 VR708 OPT 10V D0 _HDMI3 HDMI_HPD_4 DDC_SCL_1 R708 10 5V_HDMI_3 D0 _HDMI4 C707 10uF 10V CK _HDMI1 5V_Normal 5V_HDMI_2 CK _HDMI4 D1 _HDMI2 R723 4 7K D0 _HDMI4 C703 0 1uF 16V R741 120K DDC_SDA_1 DDC_SDA_1 D2 _HDMI3 HDMI_HPD_4 D0 _HDMI1 R720 4 7K C712 0 1uF 16V DDC_SDA_2 C713 0 1uF 16V 3 3V_HDMI 5V_HDMI_1 C715 0 1uF 16V OPT JK702 RSD 105156 100 EAG62611201 14 NC 13 CE_REMOTE 5 D1_GND 20...

Страница 35: ... C803 0 1uF 16V HP_LOUT R823 4 7K R819 10K SPK_R _HOTEL 3 3V_Normal JP809 D803 30V OPT R815 2 7K R833 100 C824 0 1uF 16V HP_DET C801 560pF 50V HP_LOUT_N DSUB_HSYNC R808 10K OPT SPK_R _HOTEL NEC_RXD L804 BG2012B080TF 3 3V_Normal RGB_DDC_SCL PC_R_IN JK805 SPG09 DB 009 1 2 3 4 5 6 7 8 9 10 C818 1uF 10V HP_LOUT Q801 2SC3052 E B C C816 1uF 10V C823 2 2uF 10V DSUB_G D810 KDS184 A2 C A1 D804 30V R813 75 ...

Страница 36: ... R917 47K COMMERCIAL D904 5 6V CDS3C05HDMI1 R929 1 5K R928 1 5K IR_PASS Q905 2SC3052 COMMERCIAL E B C D906 5 6V CDS3C05HDMI1 R933 100 R908 47K Q904 2SC3052 WIRELESS E B C R919 10K 1 D901 5 6V AMOTECH R918 47K WIRELESS L902 BLM18PG121SN1D 3 3V_Normal D907 5 6V AMOTECH R912 47K WIRELESS R921 47K COMMERCIAL P901 12507WR 15L IR_15P 1 EEPROM_SCL 2 EEPROM_SDA 3 GND 4 KEY1 5 KEY2 6 3 5V 7 GND 8 LED_B LOG...

Страница 37: ... JK1001 KJA PH 3 0168 WIRELESS 14 GND_3 13 I2C_SDA 5 VCC 24V 20V 17V _1 12 I2C_SCL 11 GND_2 2 VCC 24V 20V 17V _2 19 GND_5 18 IR 10 RESET 4 VCC 24V 20V 17V _4 1 VCC 24V 20V 17V _1 17 GND_4 9 GND_1 8 INTERRUPT 3 VCC 24V 20V 17V _3 16 UART_TX 7 DETECT 6 VCC 24V 20V 17V _1 15 UART_RX 20 GND_6 21 SHIELD WIRELESS_SDA D1002 5 6V CDS3C05HDMI1 WIRELESS WIRELESS_SCL R1002 22K WIRELESS C1002 2 2uF WIRELESS R...

Страница 38: ...6C RD1 E LUG R1120 0 COMP2 ZD1107 5 1V COMP2 R1118 75 AV2 D1108 5 6V ZD1110 5 1V 3 3V_Normal R1136 10 ZD1114 5 1V D1101 5 6V C1108 560pF 50V C1114 560pF 50V COMP2 C1109 560pF 50V AV1_CVBS_IN SC_G COMP2_Y R1129 1K AV2 R1126 75 COMP2 AV1_R_IN D1112 5 6V COMP2 AV2_L_IN R1111 470K ZD1112 5 1V R1110 470K D1105 5 6V R1123 470K COMP2 R1127 2 7K COMP2 R1125 75 COMP2 COMP1_DET SC COMP2_L_IN R1122 470K COMP...

Страница 39: ...B_DM USB_DM1 C1212 1uF 10V WIFI R1223 2 7K USB_OCD1 C1208 0 1uF WIFI USB_CTL2 D1205 5 6V CDS3C05HDMI1 USB_OCD2 C1214 0 1uF WIFI R1214 100K OPT USB_CTL2 R1227 0 NON_WIFI C1224 0 1uF SIDE_USB_OCD1 USB_CTL1 R1206 100K WIFI USB_DP1 C1204 1uF 10V WIFI WIFI_DM R1226 0 NON_WIFI 5V_USB WIFI_DP SIDE_USB_DM USB_DP1 P1201 12507WR 04L WIFI 1 VDD 2 DM 3 DP 4 GND 5 L1203 BLM18PG121SN1D WIFI WIFI_DM R1221 4 7K O...

Страница 40: ...3D_SYNC_RF R1320 22 M_REMOTE R1326 22 M_REMOTE DD_MREMOTE R1322 2 7K M_REMOTE 3D_GPIO_1 3D_GPIO_0 M_REMOTE_RX R1325 22 M_REMOTE M_RFModule_RESET 3D_GPIO_2 R1321 2 7K M_REMOTE 3 3V_Normal P1302 12507WR 12L M_REMOTE 1 3 3V 2 GND 3 RX 4 TX 5 RESET 6 DC 7 DD 8 GND 9 GPIO_0 10 GPIO_1 11 GPIO_2 12 3D_SYNC 13 3 3V_Normal R1317 100 M_REMOTE R1323 2 7K M_REMOTE L1303 120 ohm M_REMOTE R1318 100 M_REMOTE R13...

Страница 41: ...01 MLB 201209 0120P N2 EPHY_RDP 3 3V_Normal EPHY_RDN C1401 0 1uF 16V 2 5V_BCM35230 EPHY_TDN EPHY_ACTIVITY EPHY_LINK JK1401 XRJH 01A 4 DA7 180 LG B 1 R1 2 R2 3 R3 4 R4 5 R5 6 R6 7 R7 8 R8 12 SHIELD 9 R9 11 R11 10 R10 GND D1 YL_C D2 YL_A D3 GN_C D4 GN_A D1403 5V LAN_ESD D1405 5V LAN_ESD D1401 5 5V LAN_ESD D1404 5 5V LAN_ESD D1402 5 5V LAN_ESD D1406 5 5V LAN_ESD R1401 240 R1402 240 DUAL COMPONENT D14...

Страница 42: ...V_Normal TXB3N R1504 33 FRC2 P1502 FI RE41S HFK A LVDS_41P 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 42 TXA0N TXD2N R1512 10K BIT_SEL_LOW TXB0N TXC0P TXACLKN TXD0N C1501 10uF 25V OPT TXC1P TXC3N TXB1P TXC2P TXC0N TXBCLKP TXC4N TXCCLKP TXA1P TXD1P TXDCLKN SDA2_3 3V TXCCLKN TXBCLKN R1507 33 FRC2 TXD0P TXB4N TXB2P TXC4P TXD4P TXA...

Страница 43: ...L SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC SCL2_3 3V R1602 33 LPB_42 47 55 SDA2_3 3V R1601 33 LPB_42 47 55 L DIM0_MOSI L DIM0_SCLK L DIM0_VS P1601 12507WR 08L 1 2 3 4 5 6 7 8 9 50 BCM35230 16 L_DIMMING Local Dimming Block ...

Страница 44: ... OPT C1806 1000pF 50V SPK_L 0 1uF C1841 50V WOOFER R1827 12 WOOFER AUD_MASTER_CLK D1804 100V 1N4148W OPT R1801 10K C1834 1000pF 50V SPK_WOOFER_R AMP_RESET_N 0 1uF C1877 50V R1851 3 3 OPT 0 1uF C1840 50V C1810 10uF 10V OPT 0 1uF C1832 16V AUD_LRCK C1869 0 47uF 50V WOOFER C1813 33pF 50V NTP_WOOFER AUD_SCK C1817 10uF 10V OPT C1856 1uF 25V SPK_WOOFER_L 0 1uF C1879 50V D1803 100V 1N4148W OPT C1864 390p...

Страница 45: ...PT PCM_IORD Q1902 AO3407A CI G D S CI_CD2 CI_ADDR 1 CI_TS_CLK C1911 0 1uF 16V OPT R1969 10K CI CI_ADDR 9 C1915 0 1uF 16V OPT R1980 100 CI R1945 10K OPT R1966 10K CI R1985 10K CI R1936 0 OPT R1949 22 CI R1937 62 CI R1959 22 CI PCM_MCLKI PCM_TS_SYNC C1904 0 1uF CI CI_MIVAL_ERR CI_ADDR 13 CI_MISTRT R1947 22 CI PCM_ADDR 4 PCM_MDI 0 7 PCM_ADDR 9 3 3V_CI R1931 22 CI CI_ADDR 12 R1918 22 OPT R1903 22 CI P...

Страница 46: ...ND 13 B2 1 2V 14 B3 3 3V 15 RESET 16 NC_4 17 SCL 18 SDA 19 ERR 20 SYNC 21 VALID 22 MCL 23 D0 24 D1 25 D2 26 D3 27 D4 28 D5 29 D6 30 D7 31 SHIELD TU2202 4 TDFR C056D CN_VERTIAL_LG3911 1 RF_S W_CNTL 2 BST_CNTL 3 B1 5V 4 NC RF_AGC 5 NC_1 6 SCLT 7 SDAT 8 NC_2 9 SIF 10 NC_3 11 VIDEO 12 GND 13 B2 1 2V 14 B3 3 3V 15 RESET 16 NC_4 17 SCL 18 SDA 19 ERR 20 SYNC 21 VALID 22 MCL 23 D0 24 D1 25 D2 26 D3 27 D4 ...

Страница 47: ... SMAB34 LNB R2314 0 LNB C2309 27pF OPT DCDC_GND R2313 0 LNB 12V_LNB A_GND A_GND A_GND C2311 10uF 25V LNB R2301 33 LNB C2307 0 01uF 50V LNB SDA1_3 3V C2302 1uF 50V LNB LNB_INT R2304 4 7K LNB DCDC_GND A_GND C2306 22000pF LNB C2301 0 22uF 25V IC2301 A8290SETTR T LNB 1 BOOST 3 TCAP 7 TDI 9 VREG 10 SDA 11 ADD 12 SCL 13 NC_2 14 IRQ 15 NC_3 16 NC_4 17 NC_5 18 NC_6 19 BFC 20 NC_7 21 NC_8 22 BFO 23 NC_9 24...

Страница 48: ...C_GND 15 SYNC_OUT 16 SYNC_IN 17 COM_GND 18 AV_DET 19 SHIELD C2515 100uF 16V EU C2516 100pF 50V EU R2545 10K EU R2516 0 EU SC_FB R2511 470K EU Q2502 2SC3052 EU E B C DTV_ATV_SELECT D2501 5 5V EU 12V R2519 1K AUD_OUT R2536 470 EU C2517 100pF 50V EU C2524 47uF 16V EU C2511 0 1uF EU Q2505 RT1P141C T112 EU 1 2 3 D2512 30V OPT R2558 10K OPT C2532 180pF 50V OPT DTV MNT_R_OUT R2514 10K EU SC COMP2_R_IN D2...

Страница 49: ...FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC CHBO_TS_SYNC CHBO_TS_SERIAL CHB_RESET CHBO_TS_VAL_ERR CHBO_TS_CLK TS Output 50 28 BCM35230 NON CHB NON CHB ...

Страница 50: ... THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC AMP_MUTE_HOTEL AMP_MUTE_HOTEL SPK_R _HOTEL C2901 0 1uF CN_HOTEL P2901 12505WS 09A00 CN_HOTEL 1 2 3 4 5 6 7 8 9 10 R2904 0 CN_HOTEL 3 3V_Normal SPK_R _HOTEL AMP_RESET_N R2903 0 CN_HOTEL AUDIO_R Q2901 MMBT3904 NXP CN_HOTEL E B C R2901 200 CN_HOTEL R2902 10K CN_HOTEL 24V_AMP 1ST EBK61012601 2ND 0TRDI80002A DUAL COMPONENT CHINA HOTEL BCM3523...

Страница 51: ... FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 3D_SYNC L_VS 36 BCM35230 NON URSA 50 ...

Страница 52: ...0210 M2 1 GASKET_5 0T MDS62110210 M4 1 GASKET_5 0T MDS62110210 M3 1 GASKET_5 0T MDS62110210 M7 1 GASKET_5 0T MDS62110210 M6 1 GASKET_5 0T MDS62110210 M5 1 GASKET_5 0T MDS62110210 M8 1 GASKET_5 0T MDS62110210 M11 1 GASKET_5 0T MDS62110210 M10 1 GASKET_5 0T MDS62110210 M9 1 GASKET_5 0T MDS62110210 M12 1 GASKET_5 0T MDS62110206 M2 3 GASKET_6 5T MDS62110206 M4 3 GASKET_6 5T MDS62110206 M3 3 GASKET_6 5...

Страница 53: ...08 M14 GASKET_4 5T MDS62110206 M13 3 GASKET_6 5T MDS62110210 M15 1 GASKET_5 0T MDS62110204 M15 2 GASKET_5 5T MDS62110206 M15 3 GASKET_6 5T MDS62110205 M13 4 GASKET_7 5T MDS62110205 M15 4 GASKET_7 5T MDS62110210 M14 1 GASKET_5 0T MDS62110209 M15 5 GASKET_8 5T MDS62110206 M14 3 GASKET_6 5T MDS62110208 M15 GASKET_4 5T MDS62110209 M14 5 GASKET_8 5T MDS62110210 M13 1 GASKET_5 0T MDS61887710 M14 6 GASKE...

Страница 54: ......

Страница 55: ...ronics Inc 2009 LCD TV Repair Guide 11 years New Models Applicable Model XXLW9500 SA XXLV5500 SD Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 56: ...ⓒ LG Electronics Inc 2009 Overview for 11 Broadband Model SCA Brazil Hardware Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 57: ... 4W LK330 32 26 4 3W 10 12 1 LZ9700 72 5 1W LD330 26 6 3W 22 5 2W LD840 42 37 32 8 4W LE6500 26 22 9 2W LE7500 LEX8 LE5600 47 42 9 1W LH45 47 42 SL80 LH70 LK310 26 22 3 4W LV3400 42 32 6 2W 42 32 11 4W LED FHD 55 120Hz LED FHD LED HD FHD HD LD350 Tool 32 AUO HD LD350 Tool 42 37 32 3 3W 22 19 4 4W Full LED 480Hz M3 SmartTV Nano Full LED 480Hz M3 SmartTV Nano Full LED 480Hz M3 SmartTV LED Plus 120Hz...

Страница 58: ... Upper Metal Cover LED Array LED Array is on the side of Module Local dimming depicts more deep black Feature 2 types of LED Edge Model XXLW750T W S G 42inch H 2 V 8 16Block 42inch H 2 V 8 16Block 42inch H 2 V 8 16Block Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 59: ...ts more deep black Feature 2 types of LED ALEF Model XXLW950T W S G 47inch H 24 V 10 240Block 55inch H 24 V 12 288Block XXLW770T W S G 42inch H 12 V 4 48Block 47inch H 12 V 5 60Block 55inch H 16 V 6 96Block Reflecting coating w patterns Guiding Layer Light Blocking Pattern Prism sheets DBEF PCB Diffuser plate Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purp...

Страница 60: ...ory 2 3 4 Micom for Key IR sensing HDMI switch 4 1 Audio AMP 10W 10W XXLW9500 SA XXLV5500 SD wifi W O LV5500 Soft touch IR RF assy W O LV5500 Front Spk Woofer Spk W O LV5500 To T CON BOARD W LV5500 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 61: ... HDMI2 HDMI3 HDMI4 Side Rear COMP RGB H V Ethernet CVBS CAM DVR Ready H P L R Out UART SYSTEM EEPROM X 1 1Mb HDMI S W HDCP EEPROM M Remote Module I2C Sub Micom sanyo Wireless Ready I2C USB HUB IC Air ISDB T TUNER T C TUNER T C Cable ANALOG DEMOD 51P HDMI HUB IC BCM35230 Block Diagram S W Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use ...

Страница 62: ...OM RGB_DDC_SCL RGB_DDC_SDA RGB_DDC_SCL RGB_DDC_SDA PC_L_IN PC_R_IN SPDIF_OUT SPDIF R L CVBS AV DET AV1_R_IN AV1_L_IN AV1_CVBS_IN AV1_CVBS_DET COMP_Y COMP_PB COMP_PR COMP DET COMP1 R L CVBS AV DET AV1_R_IN AV1_L_IN AV1_CVBS_IN AV1_CVBS_DET AV1 AV2 COMP2 OPT COMP2_R G B 0 OHM BSC_S_SCL BSC_S_SDA Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Interna...

Страница 63: ...LED BLU control SPI Vsync FRC II LG1121 Main SoC BCM FHD 60Hz Dual Link LVDS 2 3D_Sync 2D 3D LGSIC XTR T Con LGSIC FHD 240Hz Quad Link HF mini LVDS 8 FHD 60Hz Dual Link LVDS 2 4 FHD 240Hz Octa Link LVDS Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 64: ...Main Module LVDS cable 51PIN LED driver PSU T CON to Module 80pin FFC Multi cable IR MOTION WIFI SPK WOOFER SPK CABLE PCBs Cables XXLW9500 SA ALEF Module Assy PSU Local dimming cable 8pin 7 6 7 1 2 2 3 4 5 6 7 1 2 3 4 5 6 7 3 4 7 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 65: ... 3 4 5 Main PSU cable Main Module LVDS cable Multi cable IR Soft Touch SPK CABLE PCBs Cables PSU Drive B D Cable LED driver Edge Module Assy 1 3 2 1 2 3 4 5 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 66: ...cable 51PIN LED driver PSU T CON to Module 80pin FFC Multi cable IR MOTION WIFI SPK WOOFER SPK CABLE PCBs Cables Main PSU SPK CABLE 7 6 7 1 2 2 3 4 Soft Touch Assy 5 6 7 Sub PSU 8 8 1 2 3 3 4 4 5 6 7 Main PSU Sub PSU CABLE 8 8 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 67: ...00 Series Soft Touch IR PCB RF MOTION ASSY WIFI ASSY To Main 1 SPK unit WIFI ASSY RF MOTION ASSY Soft Touch IR PCB Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 68: ...erconnection sub PCB LV5500 Series Soft Touch IR PCB To Main 1 SPK unit Soft Touch IR PCB Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 69: ...72LZ9700 SA IR PCB To Main 1 IR PCB Soft Touch PCB RF Motion Assy SPK unit Soft Touch RF Motion Assy 2 To Main Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 70: ...ower 6 7 Off when on off while viewing power auto on off 7 8 C Audio error No audio Normal video 8 9 Wrecked audio discontinuation noise 9 10 D Function error No response in remote controller key error recording error memory error 10 11 External device recognition error 11 12 E Noise Circuit noise mechanical noise 12 13 F Exterior error Exterior defect 13 First of all Check whether there is SVC Bu...

Страница 71: ...rts End Always check record S W Version and White Balance value before replacing the Main Board Replace Main Board Re enter White Balance value Precaution Established date Standard Repair Process Revised date 1 13 LCD TV Error symptom A Video error No video Normal audio A4 A1 A2 A28 A7 A3 First of all Check whether all of cables between board is inserted properly or not Main B D Power B D LVDS Cab...

Страница 72: ...o Check and replace MAIN B D Y Replace Power Board and repair parts N End Standard Repair Process A Video error No video No audio A4 Established date Revised date 2 13 LCD TV Error symptom 2 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 73: ...tin Replace Main B D Check Tuner soldering Normal Picture Y N Y Close Normal Picture Y Close Menu Setup Booster By using Digital signal level meter By using Diagnostics menu on OSD Menu Set up Support Signal Test Signal strength Normal over 50 Signal Quality Normal over 50 Normal Picture Y Contact with signal distributor or broadcaster Cable or Air N N Normal Picture Y Close N A7 Standard Repair P...

Страница 74: ...xternal device and cable Y External device Cable normal RGB HDMI DVI error Check external device and cable Replace Main B D Replace Main B D N N A Video error Color error A8 N Y End Replace module Request repair for external device cable Color error Check Test pattern A12 A10 A11 Standard Repair Process Established date Revised date 4 13 LCD TV Error symptom 4 2010 12 14 Copyright ⓒ 2011 LG Electr...

Страница 75: ... connecting Jig pattern Generator Set top Box etc N Y Replace Main B D Screen normal Check screen condition by input External Input Component RGB HDMI DVI Request repair for external device Component error RGB error HDMI DVI Connect other external device and cable Check normal operation of External Input Component RGB and HDMI DVI by connecting Jig pattern Generator Set top Box etc Replace Main B ...

Страница 76: ... voltage of each output of Power B D N Y Normal voltage Replace Main B D N Y OK Replace Main B D N Y Normal Check ST BY 3 5V Replace Power B D N Y Normal voltage Replace Power B D Y A17 A18 A19 A4 Standard Repair Process Established date Revised date 6 13 LCD TV Error symptom 6 Stand By Red Operating white Close 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training an...

Страница 77: ...Y Power off by REMOTE CONTROL POWEROFF_OFFTIMER Power off by OFF TIMER POWEROFF_SLEEPTIMER Power off by SLEEP TIMER POWEROFF_INSTOP Power off by INSTOP KEY POWEROFF_AUTOOFF Power off by AUTO OFF POWEROFF_ONTIMER Power off by ON TIMER POWEROFF_RS232C Power off by RS232C POWEROFF_RESREC Power off by Reservated Record POWEROFF_RECEND Power off by End of Recording POWEROFF_SWDOWN Power off by S W Down...

Страница 78: ...r Board and repair parts Check Speaker disconnection N Y Replace Speaker Replace MAIN Board End C Audio error No audio Normal video A24 A25 Disconnection Established date Revised date 8 13 LCD TV Error symptom Standard Repair Process 8 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 79: ...Input Connect and check other external device N Y Normal audio Check and fix external device Replace Power B D N Y Normal voltage Check input signal RF External Input signal Signal normal When RF signal is not received Request repair to external cable ANT provider Y Check audio B Voltage 24V Replace Main B D In case of External Input signal error Check and fix external device Replace Main B D N En...

Страница 80: ...eck Replace Baterry of R C Check Repair Cable connection Connector solder Normal operating Check B 3 5V On Main B D A27 Normal Voltage Close N N Check 3 5v on Power B D Replace Power B D or Replace Main B D Power B D don t have problem A4 Check IR Output signal Normal Signal N Y Repair Replace IR B D N A27 Replace Main B D Y A27 Standard Repair Process Established date Revised date 10 13 LCD TV Er...

Страница 81: ...ix external device cable RGB HDMI DVI Optical Recognition error Replace Main B D Replace Main B D Fix in accordance with technical information D Function error External device recognition error Established date Revised date 11 13 LCD TV Error symptom Standard Repair Process 11 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use ...

Страница 82: ...hen proceed as shown in the solution manual For models without any fix information provide the description OR Mechanical noise is a natural phenomenon and apply the 1st level description When the customer does not agree apply the process by stage Describe the basis of the description in Part related to nose in the Owner s Manual E Noise Circuit noise mechanical noise Established date Revised date ...

Страница 83: ...emote controller Remote controller damage Stand dent Replace stand F Exterior defect Exterior defect Adjust VCOM Established date Revised date 13 13 LCD TV Error symptom Standard Repair Process A28 13 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 84: ...eck Link Cable LVDS reconnection condition A10 A11 A10 32 37 42 47 55 A11 32 AUO 12 Adjustment Test pattern ADJ Key A12 13 A Video error_Vertical Horizontal bar residual image light spot LCD TV connection diagram A8 14 Check Link Cable LVDS reconnection condition A10 A11 A10 32 37 42 47 55 A11 32 AUO 15 Adjustment Test pattern ADJ Key A12 16 Appendix Defected Type caused by T Con Inverter Module E...

Страница 85: ...e viewing POWER BOARD PIN voltage checking method A19 28 C Audio error_No audio Normal video Checking method in menu when there is no audio A24 29 Voltage and speaker checking method when there is no audio A25 30 C Audio error_Wrecked audio discontinuation Voltage and speaker checking method in case of audio error A25 31 D Function error_ No response in remote controller key error Remote controlle...

Страница 86: ... LCD back light with naked eye A Video error_No video Normal audio After turning on the power and disassembling the case check with the naked eye whether you can see light from 4 locations ALL MODELS LCD TV A1 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 87: ...te Revised date Error symptom Content LCD TV A2 Check the DC 24V 12V 3 5V and Inverter on ALEF LED Edge LED P dim A dim Inverter ON Error GND 24V P203 14 13 12 11 6 10 1 5 P dim A dim Inverter ON Error GND 24V P202 14 13 12 11 6 10 1 5 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 88: ...anual Check White Balance value A Video error_No video Normal audio ALL MODELS A4 Established date Revised date Error symptom Content LCD TV A3 Entry method 1 Press the ADJ button on the remote controller for adjustment 2 Enter into White Balance of item 7 3 After recording the R G B GAIN Cut value of Color Temp Cool Medium Warm re enter the value after replacing the MAIN BOARD 2010 12 14 Copyrigh...

Страница 89: ... H24S YEONHO Error out 24 N C Lamp SCANNING Model PWM Dim 2 23 PWM Dim 1 22 12V 21 Lamp A Dim LED N C 20 12V 19 Inverter On off 18 12V 17 GND 16 GND 15 GND 14 GND 13 3 5V 12 3 5V 11 3 5V 10 3 5V 9 GND 8 GND 7 GND 6 GND 5 20V 24V 4 20V 24V 3 20V 24V 2 Power on 1 24 Pin Power Board Main Board 공통 ALEF LED Edge LED 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and...

Страница 90: ...B etc Standard Repair Process Detail Technical Manual TUNER input signal strength checking method A Video error_Video error video lag stop ALL MODELS A6 Established date Revised date Error symptom Content LCD TV A6 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 91: ...o lag stop 1 Checking method for remote controller for adjustment Press the IN START with the remote controller for adjustment Version ALL MODELS A7 Established date Revised date Error symptom Content LCD TV A7 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 92: ... Horizontal bar residual image light spot As the part connecting to the external input check the screen condition by signal A8 Established date Revised date Error symptom Content LCD TV A8 ALL MODELS 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 93: ... voltage from power supply finally replace the MAIN BOARD Standard Repair Process Detail Technical Manual TUNER checking part A Video error_Video error video lag stop ALL MODELS A9 Established date Revised date Error symptom Content LCD TV A9 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 94: ...ition A Video error_Color error Check the contact condition of the Link Cable especially dust or mis insertion A10 Established date Revised date Error symptom Content LCD TV A10 ALL MODELS 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 95: ...of patterns using the ADJ Key Checking item 1 Defective pixel 2 Residual image 3 MODULE error ADD BAR SCAN BAR 4 Video error Classification of MODULE or Main B D A12 Established date Revised date Error symptom Content LCD TV A12 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 96: ... CNT Broken Solder defect CNT Broken Solder defect CNT Broken Solder defect CNT Broken Abnormal Power Section Solder defect Short Crack Abnormal Power Section Solder defect Short Crack Appendix Exchange T Con Board 1 A 1 5 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 97: ...bnormal Power Section Solder defect Short Crack Fuse Open Abnormal power section Noise GRADATION GRADATION Abnormal Display Appendix Exchange T Con Board 2 A 2 5 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 98: ...c 2009 Appendix Exchange PSU LED driver No Light Dim Light Dim Light Dim Light No picture Sound Ok A 3 5 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 99: ... leakage Press damage Crosstalk Crosstalk Press damage Panel Mura Light leakage Press damage A 4 5 Un repairable Cases In this case please exchange the module Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 100: ...ertical Block Source TAB IC Defect Horizontal Block Gate TAB IC Defect Horizontal line Gate TAB IC Defect Gate TAB IC Defect Horizontal Block Gate TAB IC Defect Appendix Exchange the Module 2 A 5 5 Un repairable Cases In this case please exchange the module Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 101: ...o power A17 Established date Revised date Error symptom Content LCD TV A17 ST BY condition Red Power ON condition white Front LED control Menu Æ Option Æ Power Indicator Æ Standby light ON 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 102: ...ormally on Check the DC 20V 24V 12V 3 5V SMAW200 H24S YEONHO Error out 24 N C Lamp SCANNING Model PWM Dim 2 23 PWM Dim 1 22 12V 21 Lamp A Dim LED N C 20 12V 19 Inverter On off 18 12V 17 GND 16 GND 15 GND 14 GND 13 3 5V 12 3 5V 11 3 5V 10 3 5V 9 GND 8 GND 7 GND 6 GND 5 20V 24V 4 20V 24V 3 20V 24V 2 Power on 1 24 Pin Power Board Main Board 공통 ALEF LED Edge LED 2010 12 14 Copyright ⓒ 2011 LG Electron...

Страница 103: ...4S YEONHO Error out 24 N C Lamp SCANNING Model PWM Dim 2 23 PWM Dim 1 22 12V 21 Lamp A Dim LED N C 20 12V 19 Inverter On off 18 12V 17 GND 16 GND 15 GND 14 GND 13 3 5V 12 3 5V 11 3 5V 10 3 5V 9 GND 8 GND 7 GND 6 GND 5 20V 24V 4 20V 24V 3 20V 24V 2 Power on 1 24 Pin Power Board Main Board 공통 ALEF LED Edge LED 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and se...

Страница 104: ...nt item 3 Standard Repair Process Detail Technical Manual POWER OFF MODE checking method B Power error _Off when on off whiling viewing ALL MODELS A22 Established date Revised date Error symptom Content LCD TV A22 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 105: ... from Off to On Standard Repair Process Detail Technical Manual Checking method in menu when there is no audio C Audio error_No audio Normal video ALL MODELS A24 Established date Revised date Error symptom Content LCD TV A24 2010 12 14 Copyright ⓒ 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 106: ...l Technical Manual Voltage and speaker checking method when there is no audio C Audio error_No audio Normal video ALL MODELS A25 Established date Revised date Error symptom Content LCD TV A25 SMAW200 H24S YEONHO Error out 24 N C Lamp SCANNING Model PWM Dim 2 23 PWM Dim 1 22 12V 21 Lamp A Dim LED N C 20 12V 19 Inverter On off 18 12V 17 GND 16 GND 15 GND 14 GND 13 3 5V 12 3 5V 11 3 5V 10 3 5V 9 GND ...

Страница 107: ...Standard Repair Process Detail Technical Manual Remote controller operation checking method D Function error_ No response in remote controller key error ALL MODELS A27 Established date Revised date Error symptom Content LCD TV A27 3 3V_Normal 11 LED_R BUZZ 12 GND 13 ST_SDA 15 ST_SCL 14 GND 10 IR 9 LED_B logo_PWM 8 GND 7 St 3 5V 6 KEY2 5 KEY1 4 GND 3 SDA 2 SCL 1 P8200 2010 12 14 Copyright ⓒ 2011 LG...

Страница 108: ...utton on the remote controller And find the V COM value Which is no or minimized the Flicker If there is no flicker at default value Press the exit key and finish the VCOM adjustment Push the OK key to store the value Then the message Saving OK is pop Press the exit key to finish V COM adjustment A28 Established date Revised date Error symptom Content LCD TV A28 2010 12 14 Copyright ⓒ 2011 LG Elec...

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