LG 55UB8500 Service Manual Download Page 111

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Standard Repair Process Detail Technical Manual

TUNER input signal strength checking method

A. Video error_Video error, video lag/stop

Established

date

Revised

Error

symptom

Content

LCD TV

2014.02.14

TUNER input signal strength checking method

date

Content

Quick Settings

Programmes

Programme Tunning

Manual Tuning

When the signal is strong, use the
attenuator (-10dB -15dB -20dB etc )

attenuator ( 10dB, 15dB, 20dB etc.)

LGE Internal Use Only

Summary of Contents for 55UB8500

Page 1: ...ODEL 55UB8500 55UB8500 SA CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL LED TV SERVICE MANUAL North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only ...

Page 2: ...Use Only Copyright LG Electronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 16 EXPLODED VIEW 26 SCHEMATIC CIRCUIT DIAGRAM ...

Page 3: ...inals 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 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 m...

Page 4: ...lectrostatic charge on your body by touching a known earth ground Alter natively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent poten tial 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...

Page 5: ...he 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 replace...

Page 6: ...low without special notice 1 Temperature 25 ºC 5 ºC 77 9ºF CST 40 ºC 5 ºC 2 Relative Humidity 65 10 3 Power Voltage Standard input voltage 100 240V 50 60Hz Standard Voltage of each products is marked by models 4 Specification and performance of each parts are followed each drawing and specification by part number in accordance with BOM 5 The receiver must be operated for about 20 minutes prior to ...

Page 7: ...perating Environment TFT Temp 0 50 deg Humidity 10 90 LGE SPEC 5 Storage Environment TFT Temp 20 60 deg Humidity 10 90 Only 84 LGD SPEC Temp 20 60 deg Humidity 5 90 RH LGE SPEC 6 Input Voltage AC100 240V 50 60Hz 7 Power Consumption Typ T240 Advance Cinema 79 165 6 W 84 402 W T120 Advance Cinema 55 111 5 W 49 97 1 W 8 LCD Module Size Maker Inch H mm V mm D mm LGD 79 1759 4 x 1002 4 x13 9 84 1904 0 ...

Page 8: ... 31 50 60 00 27 027 SDTV 480P 6 720 576p 31 25 50 00 27 000 SDTV 576P 50Hz 7 1280 720 44 96 59 94 74 176 HDTV 720P 8 1280 720 45 00 60 00 74 250 HDTV 720P 9 1280 720 37 50 50 00 74 25 HDTV 720P 50Hz 10 1920 1080 28 125 50 00 74 250 HDTV 1080I 50Hz 11 1920 1080 33 72 59 94 74 176 HDTV 1080I 12 1920 1080 33 75 60 00 74 25 HDTV 1080I 13 1920 1080 26 97 23 976 63 296 HDTV 1080P 14 1920 1080 27 00 24 0...

Page 9: ...0 1080 28 125 25 74 25 HDTV 1080P 18 1920 1080 33 71 29 97 79 120 HDTV 1080P 19 1920 1080 33 75 30 00 79 20 HDTV 1080P 20 1920 1080 56 25 50 00 148 5 HDTV 1080P 21 1920 1080 67 432 59 94 148 350 HDTV 1080P 22 1920 1080 67 5 60 148 50 HDTV 1080P 23 3840 2160 53 95 23 98 297 00 UDTV 2160P Only UD Model 24 3840 2160 54 24 00 297 00 UDTV 2160P Only UD Model 25 3840 2160 56 25 25 00 297 00 UDTV 2160P O...

Page 10: ... 63 981 60 020 109 00 VESA SXGA Support to HDMI PC 8 1360 768 60Hz 47 712 60 015 85 5 VESA WXGA 9 1920 1080 60Hz 67 5 60 158 40 WUXGA CEA 861D 10 3840 2160 30Hz 67 5 30 00 297 00 UDTV 2160P Only UHD Model 11 3840 2160 25Hz 56 25 25 00 297 00 UDTV 2160P Only UHD Model 12 3840 2160 24Hz 54 0 24 00 297 00 UDTV 2160P Only UHD Model 13 4096 2160 30Hz 61 43 29 97 297 00 UDTV 2160P Only UHD Model 14 4096...

Page 11: ...to 3D Side by Side Half Top Bottom 28 125 50 00 74 25 HDTV 1080I 5 1920 1080 27 00 24 00 74 25 HDTV 1080P 2D to 3D Side by Side Half Top Bottom Checker Board Row Interleaving Column Interleaving 28 12 25 74 25 HDTV 1080P 33 75 30 00 74 25 HDTV 1080P 67 50 60 00 148 5 HDTV 1080P 2D to 3D Side by Side Half Top Bottom Checker Board Single Frame Sequential Row Interleaving Column Interleaving 56 250 5...

Page 12: ...ondary SDTV 576P SDTV 576P 4 720 576 15 625 50 27 21 Frame packing Field alternative Side by side Full Top and Bottom Side by side half Secondary SDTV 576I SDTV 576I SDTV 576I Secondary SDTV 576I Secondary SDTV 576I 5 1280 720 37 500 50 74 25 19 Top and Bottom Side by side half Primary HDTV 720P Primary HDTV 720P 37 500 50 148 5 19 Side by side Full HDTV 720P 44 96 45 59 94 60 74 17 74 25 4 Top an...

Page 13: ...00 640 480 800 600 1152 864 No Resolution H freq kHz V freq Hz Pixel clock MHz VIC 3D input proposed mode Proposed 7 1920 1080 26 97 27 23 97 24 74 17 74 25 32 Top and Bottom Side by side half Primary HDTV 1080P Primary HDTV 1080P 26 97 27 23 97 24 148 35 148 5 32 Side by side Full HDTV 1080P 28 125 25 74 25 33 Top and Bottom Side by side half Secondary HDTV 1080P Secondary HDTV 1080P 28 125 25 14...

Page 14: ...59 94 74 176 2D to 3D Side by Side half Top Bottom HDTV 1080I 6 1920 1080 28 12 50 74 25 2D to 3D Side by Side half Top Bottom HDTV 1080I 7 1920 1080 67 500 60 148 50 2D to 3D Side by Side half Top Bottom HDTV 1080P 8 1920 1080 67 432 59 94 148 352 2D to 3D Side by Side half Top Bottom HDTV 1080P 9 1920 1080 27 000 24 000 74 25 2D to 3D Side by Side half Top Bottom HDTV 1080P 10 1920 1080 28 12 25...

Page 15: ...oto 3D 3D supported mode manually No Resolution H freq kHz V freq Hz Pixel clock MHz 3D input proposed mode 1 Under 320x240 2D to 3D 2 Over 320x240 2D to 3D Side by Side Half Top Bottom 6 2 7 USB DLNA 3D 3D supported mode automatically No Resolution H freq kHz V freq Hz Pixel clock MHz 3D input proposed mode 1 1080p 33 75 30 74 25 Side by Side Half Top Bottom Checker Board MPO Photo JPS Photo 6 2 ...

Page 16: ... EDID DDC download Above adjustment items can be also performed in Final Assembly if needed Both Board level and Final assembly adjustment items can be check using In Start Menu 1 ADJUST CHECK 3 2 Final assembly adjustment White Balance adjustment RS 232C functionality check PING Test Factory Option setting per destination Ship out mode setting In Stop 3 3 Etc Ship out mode Service Option Default ...

Page 17: ...devine 4 Play START 5 Check of result Ready Test OK or NG 4 2 4 Communication Port connection 1 Connect PCBA Jig RS 232C Port PC RS 232C Port 4 2 5 Download 1 BR Models 14Y LCD TV MAC Widevine ESN HDCP2 0 4 3 LAN Inspection 4 3 1 Equipment Condition Each other connection to LAN Port of IP Hub and Jig 4 3 2 LAN inspection solution LAN Port connection with PCB Network setting at MENU Mode of TV Sett...

Page 18: ...erated by Manufacturing Technology Group C Serial number D L must be conformed when it is produced in production line because serial number D L is mandatory by D book 4 0 Manual Download Model Name and Serial Number If the TV set is downloaded By OTA or Service man sometimes model name or serial number is initialized not always It is impossible to download by bar code scan so It need Manual downlo...

Page 19: ... used EDID download JIG HDMI cable and D sub cable are not need Adjust remocon 5 2 3 Download method 1 Press Adj key on the Adjust remocon then select 12 EDID D L By pressing Enter key enter EDID D L menu 2 Select Start button by pressing Enter key HDMI1 HDMI2 HDMI3 HDMI4 are Writing and display OK or NG 5 2 4 EDID DATA Reference HDMI1 HDMI3 HDMI1 HDMI4 In the data of EDID bellows may be different...

Page 20: ... Block 1 Bytes 128 255 Checksum HDMI 1 2 3 4 Input FFh Checksum HDMI1 E7 04 HDMI2 E7 F4 HDMI3 A1 3A HDMI4 E7 D4 5 3 Camera Port Inspection For UB98 UC9 1 Objective To check how it connects between Camera and PCBA normally and their Function 2 Test Method This Inspection is available only Power Only Status i Push Camera Up ii Camera s Preview picture appears on TV Set iii Push Camera Down 3 RS 232C...

Page 21: ...lable Color Analyzer Matrix should be calibrated using CS 1000 5 5 3 Equipment connection MAP 5 5 4 Adj Command Protocol Command Format START 6E A 50 A LEN A 03 A CMD A 00 A VAL A CS A STOP LEN Number of Data Byte to be sent CMD Command VAL FOS Data value CS Checksum of sent data A Acknowledge Ex Send JA_00_DD Ack A_00_okDDX 1 RS 232C Command used during auto adj RS 232C COMMAND Explanation CMD DA...

Page 22: ...tern ON OFF Default is inner ON By selecting OFF you can adjust using RF signal in 216 Gray pattern Adj condition and cautionary items 1 Lighting condition in surrounding area Surrounding lighting should be lower 10 lux Try to isolate adj area into dark surrounding 2 Probe location PDP Color Analyzer CA 100 CA 100 CA210 probe should be firmly attached to the Module LCD Color Analyzer CA 210 probe ...

Page 23: ... Step 2 At the Local Dimming mode module Edge Backlight moving right to left Back light of IOP module moving Step 3 confirm the Local Dimming mode Step 4 Press exit Key 5 7 Magic Motion Remocon test Equipment RF Remocon for test IR KEY Code Remocon for test You must confirm the battery power of RF Remocon before test recommend that change the battery per every lot Sequence test a if you select the...

Page 24: ...f loose re insert 2 Perform GND Internal Pressure auto check Unit fully inserted Power cord Antenna cable and A V arrive to the auto check process Connect D terminal to AV JACK TESTER Auto CONTROLLER GWS103 4 ON Perform GND TEST If NG Buzzer will sound to inform the operator If OK changeover to I P check automatically Remove CORD A V form AV JACK BOX Perform I P test If NG Buzzer will sound to inf...

Page 25: ...ow the message Copying files from memory 4 Updating is staring 5 Updating Completed The TV will restart automatically 6 If your TV is turned on check your updated version and Tool option If downloading version is more high than your TV have TV can lost all channel data In this case you have to channel recover If all channel data is cleared you didn t have a DTV ATV test on production line After do...

Page 26: ...ts 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 without permission of manufacturer IMPORTANT SAFETY NOTICE 900 910 200 400 410 540 521 522 530 820 501 504 500 503 502 570 120 12...

Page 27: ...DDR6 GPIO96 D36 EB_ADDR5 GPIO111 D35 EB_ADDR4 GPIO110 C36 EB_ADDR3 GPIO109 C35 EB_ADDR2 GPIO108 B37 EB_ADDR1 GPIO107 B36 EB_ADDR0 GPIO106 B35 EB_DATA7 GPIO105 C32 EB_DATA6 GPIO104 B33 EB_DATA5 GPIO119 A33 EB_DATA4 GPIO118 C33 EB_DATA3 GPIO117 A34 EB_DATA2 GPIO116 B34 EB_DATA1 GPIO115 C34 EB_DATA0 GPIO114 A36 EMMC_CLK Y37 EMMC_CMD Y36 EMMC_RESETN W35 EMMC_DATA7 T36 EMMC_DATA6 W36 EMMC_DATA5 V35 EMM...

Page 28: ...ND_148 U25 GND_149 U26 GND_150 U30 GND_151 U31 GND_152 V7 GND_153 V12 GND_154 V13 GND_155 V14 GND_156 V16 GND_157 V17 GND_158 V18 GND_159 V19 GND_160 V20 GND_161 V21 GND_162 V25 GND_163 V26 GND_164 V30 GND_165 V31 GND_166 W5 GND_167 W6 GND_168 W7 GND_169 W12 GND_170 W13 GND_171 W14 GND_172 W15 GND_173 W16 GND_174 W17 GND_175 W18 GND_176 W19 GND_177 W20 GND_178 W21 GND_179 W25 GND_180 W26 GND_181 W...

Page 29: ...SCLK COMP2_Y_IN_SOC_SOY FE_DEMOD1_TS_ERROR TU_CVBS_SOC C474 10pF 50V OPT REFT TXD2P TX15P R453 330 L406 OPT C400 0 01uF OPT OPM 0 C473 10pF 50V OPT R438 10K 1 R447 68 HP_LOUT_MAIN TXA0P TX11P REFB TXC0P TX23P C424 0 047uF SOC_RESET R418 27K 1 TXA4P TX6P C438 0 01uF SC_L_IN X400 24MHz 4 GND_2 1 X TAL_1 2 GND_1 3 X TAL_2 AUD_LRCH C6006 1uF 25V EU TXACLKN TX8N FE_DEMOD2_TS_SYNC C470 10pF 50V R446 4 7...

Page 30: ...EN 8 GND 9 PGOOD 10 VIN 11 EP M0_DDR_A2 M0_DDR_DQS0 M0_DDR_BA1 M0_DDR_DQS2 M0_DDR_ODT M1_DDR_DQS_N3 M0_DDR_ODT R539 1K 1 C522 0 1uF 16V M1_DDR_DQ22 M0_DDR_A15 M0_1_DDR_VREFDQ_T M0_DDR_A11 M1_DDR_DQS_N2 M0_DDR_A3 M0_DDR_DQ1 M1_DDR_A14 M0_DDR_DQS0 M0_DDR_DQ29 M1_DDR_DQ15 M0_DDR_DQS_N2 M0_DDR_DQ17 M1_DDR_DQ8 M1_DDR_DQ14 M0_DDR_DQ14 M1_DDR_DQ4 M0_DDR_A3 M1_DDR_A10 M1_DDR_A9 R513 1K 1 M1_DDR_DM0 M0_DDR...

Page 31: ...PI_CLK CI_IN_TS_DATA 3 CAM_WAIT_N EB_ADDR 12 AR705 33 CI CI_ADDR 8 C704 12pF 50V OPT R702 33 CI CI_TS_DATA 7 CI_CD2 CI_ADDR 10 TPI_SOP CI_ADDR 0 CI_ADDR 3 PCM_REG AR700 100 CI EB_ADDR 14 CI_ADDR 5 C708 1uF 25V CI R709 10K CI CI_ADDR 11 CI_TS_SYNC CI_ADDR 7 PCM_RESET CI_TS_VAL PCM_WE R703 10K TPO_VAL EB_DATA 0 7 CI_TS_DATA 0 CI_ADDR 6 CI_TS_DATA 4 CI_TS_DATA 1 CI_IN_TS_DATA 0 EB_BE_N1 AR707 33 CI C...

Page 32: ...VOUT 3 VDD 12V C2300 22uF 10V C2340 22uF 10V POWER_ON OFF2_4 R2327 8 2K 1 PD_24V ZD2303 2 5V OPT C2301 10uF 16V R2326 1 2K 1 PD_ 12V R2346 11K R2336 100K PD_20_24V C2312 1 3300pF 50V 1 0V_DCDC_TI R2315 0 PWR_DET_MERGE R2322 3 9K C2302 10uF 16V POWER_ON OFF2_3 L2321 1uH C2337 1uF C2359 0 1uF R2302 11K 1 R2321 1 2K C2356 0 1uF 16V PD_20_24V R2361 91K 1 16W 1 C2320 22uF 10V C2348 22uF 10V C2373 2200p...

Page 33: ...GND 5 PGND_2 8 MODE SYNC 6 PGND_3 4 PGND_1 2 VIN_2 29 EP 5V_USB_3 C2309 10uF 35V OPT C2338 2200pF 50V C2350 10uF 24V 5V_NORMAL C2343 100pF 50V OPT C2329 0 1uF 50V L2311 4 7uH USB_CTL3 C2324 1uF 25V R2354 100K 1 16W 5 C2311 10uF 35V C2347 82pF 50V R2347 16K 1 C2335 0 0068uF 50V C2346 0 047uF 25V C2351 22uF 10V POWER_ON OFF1 R2345 10K R2348150K 1 USB_OCD2 C2349 1uF 10V C2358 22uF 10V R2352 6 8K 1 16...

Page 34: ..._3 8 D_4 12V L2312 UBW2012 121F L2313 MLB 201209 0120P N2 C2336 10uF 25V OPT 12V C2316 0 1uF 50V C2317 10uF 25V OPT PANEL_CTL L2304 UBW2012 121F Q2302 AO4423 AO4423 3 S3 2 S2 4 G 1 S1 5 D1 6 D2 7 D3 8 D4 3 5V_ST 3 3V_NORMAL PWM_DIM2 C2334 10uF 25V OPT R2314 0 OPT Q2301 2SC3052 E B C R2318 10K C2330 0 01uF 50V 3 5V_ST Q2300 MMBT3906 NXP 1 2 3 24V R2310 1K P13002 SMAW200 H24S5 19 24V 14 12V 9 GND 4 ...

Page 35: ...EP MODEL1_OPT_0 EDID_WP CEC_REMOTE R3001 10K MICOM_NON_GED R3022 10K MICOM_RESET SOC_RX CAM_PWR_ON_CMD R3006 2 22K MICOM_OLED_FRC SIDE_HP_MUTE 3 5V_ST POWER_ON OFF1 HDMI_CEC SOC_TX 3 5V_ST R3013 1K POWER_DET R3006 1 56K MICOM_OLED_MAIN X3000 32 768KHz AMP_MUTE R3019 10K R3018 10K MODEL1_OPT_2 R3002 10K MICOM_H13 H14 CAM_PWR_ON_CMD SOC_RESET R3021 1 33 MICOM_RESET_33OHM TP3009 POWER_ON OFF2_1 3 5V_...

Page 36: ...16V HDMI_0_CLK XTAL_VCC33_R9531 D1 _HDMI1 C3251 1000pF OPT R3224 47K PWRMUX_OUT R3262 10K C3271 0 1uF 16V CK _HDMI3 P_AVDDH11 D2 _HDMI2 D0 _HDMI2 R3203 100K D0 _HDMI1 D0 _HDMI1_R9531 DDC_SCL_3 HDMI_1_RX0 D2 _HDMI1 R3289 100K P_AVDDH33 R3284 4 7K D1 _HDMI1_R9531 D0 _HDMI4_JACK R3234 0 C3258 0 33uF C3244 10uF 10V R3229 47K R3281 1 2K D2 _HDMI4_JACK 3 3V_NORMAL C3206 0 1uF C3211 0 1uF 16V R3226 47K P...

Page 37: ... 6V C3403 0 1uF 16V VA3402 5 6V JK3403 PEJ038 3B61 EAG61030015 3 DETECT 4 L 5 GND 1 R R3409 100 1 16W 5 HP_OUT JK3400 PEJ038 3B6111 EAG61030017 3 M3_DETECT 4 M4 5 M5_GND 1 M1 6 M6 R3408 100 1 16W 5 3 3V_NORMAL HP_DET R3402 10K R3400 33 VA3400 5 5V ADUC 5S 02 0R5L OPT COMP1 AV1 DVI_R_IN JK3402 PEJ038 3B611 EAG61030016 3 M3_DETECT 4 M4 5 M5_GND 1 M1 6 M6 R3407 100 1 16W 5 COMP1_DET AV1_CVBS_DET 3 3V...

Page 38: ... 5H OPT MDS62110225 M2302 GASKET_8 0X6 0X10 5H SMD_GASKET_for_ESD_UB85 MDS62110225 M2317 GASKET_8 0X6 0X10 5H OPT MDS62110225 M2301 GASKET_8 0X6 0X10 5H SMD_GASKET_for_ESD_UB85 MDS62110225 M2306 GASKET_8 0X6 0X10 5H SMD_GASKET_for_ESD_UB85 MDS62110225 M2316 GASKET_8 0X6 0X10 5H SMD_GASKET_for_ESD_UB85 MDS62110225 M2311 GASKET_8 0X6 0X10 5H SMD_GASKET_for_ESD_UB85 MDS62110225 M2315 GASKET_8 0X6 0X1...

Page 39: ...GO_LIGHT 3 5V_WOL 3 5V_ST C4016 5pF 50V LOGO_LIGHT_WAFER LED_R LOGO_LIGHT_WAFER C4002 0 1uF OPT C4001 0 1uF OPT C4008 1000pF 50V OPT C4005 0 1uF AR4000 33 1 16W LOGO_LIGHT P4000 SMAW200 H18S5 14 KEY2 9 SDA 4 USB_DM 18 GND 13 GND 8 GND 3 BT_RESET 17 LED_R 12 KEY1 7 WOL 2 3 5V_WOL 16 3 5V_ST 11 SCL 6 USB_DP 1 GND 15 IR 10 GND 5 NC 19 GND R4005 10K 5 3 5V_ST EYE_SCL C4004 0 1uF R4011 100 R4007 100 M_...

Page 40: ...BA RCLAMP0502BA C4410 0 1uF 3 3V_NORMAL USB3_RX0P 5V ZD4302 OPT C4407 0 1uF C4310 10uF 10V USB3_DP R4407 4 7K OPT JK4300 3AU04S 385 ZC LG 1 2 3 4 5 R4402 14K 1 D4300 1 RCLAMP0582B RCLAMP0582B C4412 0 1uF USB_OCD1 C4405 0 01uF USB3_RX0M D4402 RCLAMP0502BA RCLAMP0502BA R4413 4 7K OPT R4404 4 7K OPT 5V_USB_2 ZD4301 5V OPT R4411 4 7K USB_DM2 3 3V_NORMAL 3 3V_NORMAL R4405 4 7K D4400 1 RCLAMP0582B RCLAM...

Page 41: ...N 17 COM_GND 18 AV_DET 19 SHIELD SC_DET SC_L_IN R4801 10K EU R4802 100 1 16W 5 EU SC_B DTV MNT_R_OUT SC_FB SC_ID C4803 4700pF EU DTV MNT_L_OUT VA4800 20V EU VA4802 5 6V EU VA4808 5 5V OPT SC_R VA4809 5 6V EU VA4801 5 6V EU SC_G VA4807 5 5V EU C4802 4700pF EU L4800 BLM18PG121SN1D EU VA4803 5 5V EU VA4805 5 5V EU DTV MNT_V_OUT L4801 BLM18PG121SN1D EU SC_R_IN SC_CVBS_IN VA4806 5 6V EU C4801 1000pF 50...

Page 42: ...SHIELD 9 R9 11 R11 10 R10 GND D1 YL_C D2 YL_A D3 GN_C D4 GN_A VA5101 5 5V VA5100 5 5V R5100 0 C5102 0 1uF 16V C5101 0 01uF 50V LAN_JACK_POWER EPHY_RDP VA5103 5 5V EPHY_TDN JK5100 BS R570098 LAN_UDE 1 P1 CT 2 P2 TD 3 P3 TD 4 P4 RD 5 P5 RD 6 P6 CT 7 P7 8 P8 12 SHIELD 9 9 11 P11 10 P10 GND D1 YL_C D2 YL_A D3 GN_C D4 GN_A VA5102 5 5V C5100 0 1uF 16V C5103 0 01uF 50V EPHY_TDP EPHY_RDN 51 LAN_VERTICAL 2...

Page 43: ...1 16W 1 WOL ETH_POWER_ON C5203 0 1uF 16V ET_COL SNI EPHY_ACTIVITY R5219 10K 1 16W 5 R5200 3 3K EPHY_RXD0 3 5V_WOL R5204 2 49K 1 R5218 0 LAN_JACK_POWER C5200 4 7uF 10V EPHY_REFCLK 3 5V_WOL ET_RXER EPHY_TDP 3 5V_WOL EPHY_MDC C5209 33pF EPHY_RXD1 R5209 51 R5208 3 3K C5211 0 1uF 16V C5204 0 1uF 3 5V_WOL 3 5V_WOL 3 5V_WOL EPHY_RDP R5210 33 R5211 33 3 5V_ST R5203 3 3K C5201 0 1uF 16V EPHY_CRS_DV ZD5201 ...

Page 44: ... IN2 6 IN2 7 OUT2 8 VCC DTV MNT_L_OUT C6000 1uF 25V EU C6005 33pF EU R6013 1K EU R6011 2 2K EU SCART_AMP_L_FB Q6002 1 PDTA114ET EU_SCART_MUTE_NXP E B C Q6001 MMBT3904 NXP EU E B C R6000 2 2K EU SCART_Lout SCART_AMP_R_FB R6008 33K EU Q6002 RT1P141C T112 EU_SCART_MUTE_ISAHAYA E B C R6004 33K EU C6007 6800pF OPT R6002 470K OPT C6003 33pF EU DTV MNT_R_OUT DTV MNT_R_OUT SCART_MUTE SCART_Rout DTV MNT_L_...

Page 45: ...ND_1 1 INR 6 VSS 5 MUTE 7 CN 8 CP 9 VDD 10 GND_2 11 UVP 12 OUTL 13 INL 14 INL C6104 180pF HP_OUT_MTK R6100 10K HP_OUT 3 3V_NORMAL SIDE_HP_MUTE R6102 33K HP_OUT_MTK C6109 1 18pF HP_OUT_H13 L6100 120 ohm HP_OUT BLM18PG121SN1D R6103 33K HP_OUT_MTK C6103 1uF 10V HP_OUT HP_LOUT_MAIN HP_ROUT_AMP C6108 10pF 50V HP_OUT R6101 10K HP_OUT HP_ROUT_MAIN R6106 43K 1 HP_OUT C6107 0 1uF 16V HP_OUT HP_LOUT_AMP R61...

Page 46: ...01 10uF 10V JAPAN 3 3V_NORMAL ZD6300 5V JAPAN R6307 22 JAPAN SMARTCARD_DATA SD_EMMC_CLK R6317 1 2K JAPAN R6309 22 JAPAN R6301 2 7K JAPAN P6300 10057542 1311FLF B CAS Slot JAPAN C1 VCC C2 RST C3 CLK C4 RESERVED_1 C5 GND C6 VPP C7 I O C8 RESERVED S1 SW1 S2 SW2 C6302 0 1uF 16V JAPAN L6301 BLM18PG121SN1D JAPAN R6318 1 2K OPT R6303 OPT C6306 0 1uF 16V JAPAN SMARTCARD_VCC SD_EMMC_CMD 3 3V_NORMAL R6319 1...

Page 47: ...6500 MMBT3906 NXP TU_ALL_2178B E B C R6510 1 200 TU_H W W_KR US BR TW 2 5V_DEMOD FE_DEMOD1_TS_DATA 7 IF_P_TU C6511 15pF 50V OPT LNB_TX R6517 10 TU_ALL_IntDemod 0 1uF C6513 TU_M W FE_DEMOD1_TS_DATA 5 R6514 0 TU_M FE_DEMOD1_TS_DATA 3 C6505 0 1uF 16V TU_M W_NonBr FE_DEMOD2_TS_DATA R6510 33 TU_Non_BR TW FE_DEMOD1_2_TS_CLK 5V_NORMAL TU_SIF I2C_SDA6_TU L6500 BLM18PG121SN1D IF_N IF_N_TU R6500 100 TU_M W_...

Page 48: ...7 SHIELD 6 DIF P 7 DIF N 8 SIF 9 CVBS 1 B1 3 3V 2 NC 3 DIF_AGC 4 SCL 5 SDA A1 A1 B1 B1 FE_DEMOD1_TS_DATA 3 TDJW H151F TU6800 2 DEV_KR_T2 47 SHIELD 6 M_DIF P 7 M_DIF N 25 RESET1_DEMOD 33 NC_5 8 S_SIF 26 B3 3 3V 34 NC_6 9 S_CVBS 27 SCL_DEMOD 35 GND_2 1 B1 3 3V 10 NC_2 28 B4 1 1V 2 NC_1 11 B2 3 3V 29 NC_4 3 M_DIF_AGC 12 NC_3 30 SDA_DEMOD 4 SCL_RF 13 GND_1 5 SDA_RF 36 NC_7 37 NC_8 38 NC_9 39 NC_10 40 ...

Page 49: ...0 0 1uF C6809 0 1uF R6821 100 C6811 0 1uF C6812 0 33uF OPT IC6801 MAX3232CDR EAN41348201 3 C1 2 V 4 C2 1 C1 6 V 5 C2 7 DOUT2 8 RIN2 9 ROUT2 10 DIN2 11 DIN1 12 ROUT1 13 RIN1 14 DOUT1 15 GND 16 VCC ZD6802 ADUC 20S 02 010L 20V OPT C6808 0 1uF SOC_TX ZD6803 20V ADUC 20S 02 010L OPT C6813 0 1uF R6820 100 SOC_RX 3 5V_ST JK6801 SPG14 DC 0101 1 2 3 4 5 6 7 8 9 10 RS 232C Control INTERFACE BSD 14Y UD 068 H...

Page 50: ...D6904 40V LNB_SMAB34 IC6900 A8303SESTR T LNB 1 VCP 3 NC_1 7 SCL 9 ADD 10 TONECTRL 11 TCAP 12 ISET 13 VREG 14 GND 15 VIN 16 LX 17 GNDLX 18 NC_2 19 NC_3 20 BOOST 5 TDO 8 SDA 6 IRQ 4 TDI 2 LNB 21 EP GND D6900 LNB A_GND 12V C6903 0 01uF 50V LNB C6904 0 1uF 50V LNB C6900 18pF LNB A_GND C6912 0 1uF LNB D6904 1 40V LNB_SX34 A_GND R6901 33 LNB R6904 0 LNB_TX L6900 15uH SP 7850_15 LNB A_GND D6902 1 30V LNB...

Page 51: ... M14 NC_103 N1 NC_104 N3 NC_105 N6 NC_106 N7 NC_107 N8 NC_108 N9 NC_109 N10 NC_110 N11 NC_111 N12 NC_112 N13 NC_113 N14 NC_114 P1 NC_115 P2 NC_117 P8 NC_118 P9 NC_120 P11 NC_121 P12 NC_122 P13 NC_123 P14 DUMMY_1 DU1 DUMMY_2 DU2 DUMMY_3 DU3 DUMMY_4 DU4 DUMMY_5 DU5 DUMMY_6 DU6 DUMMY_7 DU7 DUMMY_8 DU8 DUMMY_9 DU9 DUMMY_10 DU10 DUMMY_11 DU11 DUMMY_12 DU12 DUMMY_13 DU13 DUMMY_14 DU14 DUMMY_15 DU15 DUMM...

Page 52: ...HDMI0_DDC_DA SPI_CS_M 3 3V_NORMAL C12010 0 1uF 16V TDO_1 TCK_2 R12001 1K OPT TDI_2 HDMI1_TXCP GPIO 4 HDMI1_TX1N TCK_2 3 3V_NORMAL SPI_DL_MODE HDMI1_DDC_DA HDMI0_TX1N R12032 1K XTAL_IN D14_HWRESET D13_STPO_DATA SMODE 1 AR12000 33 R12041 1K 3 3V_NORMAL R12036 2K R12095 15K SPI_CS_M TDI_0 HDMI0_DDC_CK R12012 33 R12062 33 R12027 10 GPIO 1 HDMI0_TX2N SOC_SPI0_SCLK TMS_2 3 3V_NORMAL HDMI1_DDC_CK HDMI0_T...

Page 53: ...R_DM2_D14 M1_DDR_RESET_N_D14 M0_DDR_A5_D14 M1_DDR_DQ25_D14 M1_U_CLK_D14 M0_DDR_A8_D14 M1_DDR_DM2_D14 M1_DDR_DQ12_D14 C12101 0 1uF OPT M0_DDR_DQ16_D14 M0_DDR_BA2_D14 M0_U_CLK_D14 M1_DDR_DQS2_D14 M0_DDR_DM1_D14 M1_DDR_A10_D14 M0_DDR_A10_D14 R12119 1K 1 M0_DDR_DQ17_D14 M0_DDR_A5_D14 M1_DDR_DQ27_D14 M0_DDR_DQS_N3_D14 M1_DDR_DQ10_D14 M1_DDR_DQ17_D14 M0_DDR_A9_D14 M1_DDR_BA1_D14 M0_D_CLKN_D14 C12108 0 1...

Page 54: ...DDR1_9 R7 AVDD25_HDMI0_1 H13 AVDD25_HDMI0_2 H14 AVDD25_HDMI1_1 H11 AVDD25_HDMI1_2 H12 DVDD25_OTP H15 DVDD25_PLL B5 DVDD33_1 F8 DVDD33_2 F12 DVDD33_3 F13 DVDD33_4 H10 DVDD33_5 H16 DVDD33_6 J16 DVDD33_7 K16 DVDD33_8 L16 DVDD33_9 M16 DVDD33_10 N16 DVDD33_11 P16 DVDD33_12 T8 DVDD33_XTAL A5 VREF0_DDR0 AB3 VREF1_DDR0 AA22 VREF0_DDR1 B1 VREF1_DDR1 AA1 VSS_1 A2 VSS_2 A14 VSS_3 B2 VSS_4 C4 VSS_5 C5 VSS_6 D...

Page 55: ...N TX14N TXC0N TX23N C13025 0 1uF AVDDL_MOD HDMI_RX1 _URSA9_0 C2147 0 1uF 16V HDMI_RX0 _URSA9_1 TXDAN0_L C2124 0 1uF 16V C2100 10uF 10V TXB1N TX4N C13008 0 1uF TXDAN4_L C2148 0 1uF 16V HDMI_RX2 C2116 0 1uF 16V TXB2P TX3P C2118 0 1uF 16V TXCCLKP TX20P C13314 0 1uF 16V TXD2P TX15P Q1901 MMBT3906 NXP E B C C2142 0 1uF 16V 3 3V_NORMAL C13066 0 1uF TXB1P TX4P HDMI_CLK _URSA9_0 C2125 0 1uF 16V C13312 4 7...

Page 56: ...XDBP11_L 3 3V_NORMAL LOCKn_IN GND_Vx1 R13044 10K OPT TXDAN2_L R220 0 OPT TXDAP5_L GND_Vx1_2 TXDBN11_L IC13000 AZ1117EH ADJTRG1 ADJ GND OUT IN R13041 10K LGD_Module R13055 33 OPT 3 3V_NORMAL R13059 33 OPT TXDBN2_L TXDBP6_L R221 0 URSA_TX_HTPD_Pullup TXDBN8_L R1504 1 5K R222 10K URSA_TX_HTPD_Pullup TXDBN7_L R211 1 5K URSA_TX_HTPD_Pullup TXDBP0_L 1 8V HTPDn_IN TXDBP1_L TXDAN4_L LOCKn_IN R13035 1 L130...

Page 57: ... 0 1uF 16V C13151 0 1uF 16V A_DDR3_A 8 A_DDR3_CKE A_DDR3_A 0 B_DDR3_DQS3B A_DDR3_A 15 1 5V_U_DDR A_DDR3_DQS2B C13150 4700pF DDR_VTT_URSA_0 A_DDR3_A 10 B_DDR3_A 4 1 5V_U_DDR A_DDR3_A 13 DDR_VTT_URSA A_DDR3_A 7 A_DDR3_A 6 B_DDR3_BA 2 R13103 1K B_DDR3_CASZ 1 5V_U_DDR B_DDR3_A 0 A_DDR3_DQS2 A_DDR3_A 15 B_DDR3_A 8 C13232 0 1uF 16V C13204 0 1uF 16V A_DDR3_DM3 A_DDR3_DM3 B_DDR3_DM0 B_DDR3_A 11 A_DDR3_A 4...

Page 58: ...A9 RXBSCL_URSA9 RXBSDA_URSA9 R13206 100K IC2500 LGE7411 URSA9 RESET AF29 XTALO R3 XTALI R4 I2CS_SDA AJ24 I2CS_SCL AH24 I2CM_SDA AH26 I2CM_SCL VSYNC_LIKE1 AG24 GPIO 0 UART2_TX B4 GPIO 1 UART2_RX A4 GPIO 2 UART1_TX B5 GPIO 3 UART1_RX A5 SPI_CZ AD28 SPI_CK AD30 SPI_DI AC31 SPI_DO AD29 INT_R21 GPIO 41 AE28 INT_R20 GPIO 42 AE27 IRE C4 GND_1 AC27 GND_2 AD27 NC_1 A7 NC_2 B6 NC_3 B7 NC_4 C5 NC_5 C6 NC_6 C...

Page 59: ...VSS_202 AJ13 VSS_203 G14 VSS_204 H14 VSS_205 J14 VSS_206 K14 VSS_207 L14 VSS_208 P14 VSS_209 R14 VSS_210 T14 VSS_211 U14 VSS_212 V14 VSS_213 W14 VSS_214 Y14 VSS_215 AA14 VSS_216 AB14 VSS_217 AE14 VSS_218 AF14 VSS_219 AG14 VSS_220 AH14 VSS_221 AJ14 VSS_222 A15 VSS_223 B15 VSS_224 D15 VSS_225 G15 VSS_226 H15 VSS_227 J15 VSS_228 K15 VSS_229 L15 VSS_230 M15 VSS_231 N15 VSS_232 P15 VSS_233 R15 VSS_234 ...

Page 60: ...N C13447 0 1uF 16V R13406 91K 1 16W 1 C13446 2200pF 50V 1 0V_DCDC_ROHM R13403 4 7 C13411 22uF C13400 22uF C13440 10uF 25V OPT 12V ZD13400 2 5V OPT R13421 18K 1 C13445 1uF 10V C13406 2200pF 50V C13409 10uF 16V R13402 3 3 1 10W 5 C13434 10uF 25V R13405 27K 1 16W 1 C13446 1 3300pF 50V 1 0V_DCDC_TI C13407 1uF 10V R13407 39K 1 16W 5 R13404 10K VDDC PANEL_VCC R13424 10K L13402 C13404 470pF 50V C13402 0 ...

Page 61: ...PGND1B 30 OUT1B 31 PVDD1B 32 PVDD1A 33 OUT1A 34 PGND1A 35 BST1A 36 RESET 37 AD 38 CLK_I 39 GND_IO 40 VDD_IO 41 EP GND C5610 22000pF 50V L5603 SP 7850_10 10uH L5604 SP 7850_10 10uH SPK_L SPK_L L5605 SP 7850_10 10uH I2C_SCL2 C5603 1uF 10V C5600 1000pF 50V R5600 10K 0 1uF C5620 50V 10uF C5608 35V C5602 33pF 50V R5603 100 R5601 10K R5606 5 6 1 10W C5607 22000pF 50V C5604 1uF 10V C5624 0 1uF 50V I2S_AM...

Page 62: ...A 22 PGND2A 23 BST2A 24 VDR2 25 AGND 26 NC_4 27 VDR1 28 BST1B 29 PGND1B 30 OUT1B 31 PVDD1B 32 PVDD1A 33 OUT1A 34 PGND1A 35 BST1A 36 RESET 37 AD 38 CLK_I 39 GND_IO 40 VDD_IO 41 EP GND L5703 SP 7850_10 10uH R5705 4 7K C5718 0 1uF 50V R5706 4 7K 0 1uF C5717 50V C5711 1uF 10V 24V_AMP_WOOFER_L C5703 1uF 10V C5700 33pF 50V R5708 4 7K Woofer_Amp AUD_MASTER_CLK 0 1uF C5716 50V SPK_WOOFER_R R5704 5 6 1 10W...

Page 63: ......

Page 65: ... O O O X X X O HDMI 2 O O O X O X O HDMI 1 O O X O X X It is different form each HDMI port spec We offer a HDMI cable for HDMI 1 4 legacy issue We offer a HDMI cable for HDMI 1 4 legacy issue HDMI2 0 HDMI1 4 DVI Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 66: ...7 84 Lh Rh Center Woofer 10 10W 10 10W 30 30W PBTLx2EA Lh Rh Lf Rf Lf Rf Lh Rh Lf Rf Lf Rf Front Woofer Woofer Center 90W 5 2ch 79 L R Lh Rh Center 10 10W 10 10W 10 10W Lf Rf Lh Rh Lf Rf Lf Rf Lh Rh Lf Rf Center Height Front 79UB9800 Woofer 79 Center Woofer 10 10W 15 15W Lf Rf Lf Rf Lf Rf Lf Rf 2 Lf Rf 2 65UB98 Center 70W 4 2ch 65 55 L R Lh Rh Woofer 10 10W 10 10W 15 15W Lf Rf Lh Rh Lf Rf Lf Rf Lh...

Page 67: ...n You can adjust the Menu items moving the joystick button You can see the UI 2 Color sensor Adjusts the image quality and brightness based on the surrounding environment 2014 model Intelligent sensor Color sensor Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 68: ...5 21 9 BT WiFi UC9 105 21 9 98 84 13 Carry 802 11 79 65 UB98 13 Carry Over 802 11ac 55 65 55 UB95 16 9 55 55 49 UB85 802 11n BT Combo Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 69: ...Power 1 2 Main processor_analog LG1152AN 3 Micom for Key IR sensing 7 HDMI switch 4 2 Main to T con B T Wifi 5 Audio AMP 6 G 411 S 9 4 Woofer AMP Local Key IR Video processor LGE7411 URSA9 DDR Memory Flash Memory 3 4 7 4K processor_Digital LG1512 DDR Memory 8 DDR Memory eMMC Memory Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 70: ...4 Block Diagram External 6 U14 Block Diagram Internal 7 U14 Block Diagram External 8 URSA9 Block Diagram 9 Tuner 10 Video Audio IN OUT 11 Audio OUT 12 HDMI2 0 Bl k 12 HDMI2 0 Block 13 USB Wi Fi M REMOTE UART 14 I2C Map H13 15 I2C Map MICOM 16 GPIO H13 16 GPIO H13 17 GPIO MICOM Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 71: ... SW P 24M 2 1 24 75 24 75M 24M HS LVDS 4K 30p OSD 1920X1080 60p HDMI1 4 4K 30p or Mux 4K Decoder D14 4K 60p TS From H13 1920X2160 60p U14 URSA 9 4K 60p 24 75 M HDMI1 4 4K 30p or 1920X2160 60p Audio HDMI1 4 4K 30p or 1920X2160 60p Audio D14 1920X2160 60p 2 1 Mux 32bit 16bitX2 1080p OSD DD D DD D DDR3 DDR3 DDR3 DDR DDR3 DDR Vby1 16 Lane 4K 120Hz DR3 DDR3 DR3 DDR3 3 3 3 R3 3 R3 Only for Super Resolut...

Page 72: ...S 232C 8x4 eMMC Motion R USB1 USB3 0 USB 3 0 USB 2 0 WIFI11ac BT USB_WI Fi PHY RMII LAN WOL WOW g g 8 USB redriver HDMI 2 0 HDMI1 HDCP2 2 HDMI output USB1 USB3 0 USB2 USB2 0 USB3 USB2 0 USB HUB USB 2 0 USB 2 0 USB_CAM S LVDS LVDS HDMI2 ARC HDCP2 2 HDCP2 2 Vx1 Switch TS output From H13D D14 U14 FHD HS 2 1 Mux 1 2 Splitter OSD HS URSA9 Vx1 8Lane Vx1 2Lane Jitter cleaner HDMI3 HDMI4 MHL MHL 1Gb x 4 1...

Page 73: ... DMAC 8ch Timer WDT 1ch L R Audio ADC 24b 48KHz p p USB3 0 x1 Secure Engine Audio DAC 48KHz I2S I2S SW CVBS 3ch CVBS 32KBI 32KBD 1MB L2 Volume Control Slim SPK DivX Bluetooth Digital AMP I2S HPD SPDIF UART OTP Timer WDT SRAM 16KB Digital Audio Output CVBS DAC 5x1ch 1ch Component 2ch CVBS AFE 2 ch 12b 54MHz CVBS Out Mux 10x3ch DE Encoder LVDS Tx Mux R rlacer Scaler D R SW SW 3ch Video AFE 10b 148 5...

Page 75: ...HEVC1 VDO VCP HDMI Link PHY ADO H 264 On2 FHD HDMI 1920x2160 60p Serial Parallel TP Stream HEVC2 Core1 H 264 Core2 Bus Architecture TE PDEC FHD PHY Memory Bus Interface PL301 CortexM3 SDRAM lgm_top DDR3 PHY x16 DDR3 PHY x32 DDR3PLL SSPLL DCO DISPLL lgm_top Cl k R t G XTAL 24 75MHz DDR3 1600 DDR3 1600 1Gbit x32 x32 Clock Reset Gen DDR3 1600 DDR3 1600 1Gbit DDR3 1600 1Gbit 1Gbit DDR3 1600 1Gbit 1Gbi...

Page 76: ...D14 M0_U_CLKN_D14 SPI FLASH 4MByte SPI FLASH 4MByte FLASH_WP SPI_MISO_M IC3302 DEV_HDMI_MUX0 IC3302 DEV_HDMI_MUX0 HDMI0_TX1N HDMI0_TX1P HDMI0_TX2N HDMI0_TX2P HDMI0_TXCN HDMI0_TXCP IC12100 DDR3 1G bit IC12100 DDR3 1G bit M1_DDR_DQ0 15_D14 16bit M1_DDR_DQS0 1_D14 2bit M1_DDR_DM0 1_D14 2bit M1_DDR_A0 13_D14 14bit M1_D_CLK_D14 M1_D_CLKN_D14 1920x2160 60p HDMI1_TX0N HDMI1_TX0P HDMI1_TX1N HDMI1_TX1P HDM...

Page 77: ... LVDS 4 link Vx1 8 lane Combo Tx HS LVDS 2 li k 24 48 Interface 9 Input HS LVDS 4 link 2 2 HDMI1 4 2 port 9 Output 14 4K 2D to 3D Sharpness Color Contrast UGM Local Dimming Gamma WB 2 I2C M S HDMI Switch HDMI Rx 1 4b 14 HDMI Switch 24 HS LVDS Rx 2 link H13D 2 link HS LVDS 2 link Vx1 4 lane HS LVDS 6 link 4 2 Vx1 12 lane 8 4 PKG 9 23X23 FcBGA S i l Fl h 8 GPIO HDMI Rx 1 4b JTAG Ready JTAG 5 4 HDMI ...

Page 78: ...ombo TX Tx_U14_0N P 7N P Tx_U14_9N P 11N P HS LVDS RXA RXB RXC RXD GPIO 2 H13_CONNECT EXT_INTR0 GPIO67 OSD VIDEO 에 대한 각 Lcok신호를 받음 I2CS_SCL_M I2CS_SDA_M I2C_SCL2 M S I2C_SDA2 M S 2 1 MUX HDMI_U14_2 RXASCL_U14 RXASDL_U14 D14 HDMI_1_TX GPIO 4 GPIO 3 U14_FLASH_WP URSA9_CONNECT OSD VIDEO 에 대한 각 Lcok신호를 받음 GPIO 1 GPIO 0 2 M HDMI 2 0 Switch S HDMI_U14_1 RXBSCL_U14 RXBSDL_U14 HDMI_1_RX HDMI_0_RX U14_UART...

Page 79: ..._DIM_EN Vx1 8Lane 51P GPIO 16 17 LOCKN_D Q LOCKn IN HTPDn IN VX1T LOCKN I2CS_SDA SCL I2CS_SDA SCL TCON_I2C_EN INT_R21 GPIO 41 URSA Debug SPI4_DI DIM9 GPIO53 SPI4_CK DIM8 GPIO52 3D_EN GPIO 4 5 Data_Format_0 1 I2C_SCL1 SDA1 H1 3 LOCKn_IN HTPDn_IN VX1T_LOCKN VX1T_HTDPN URSA_RESET_SOC H13D GPIO 26 RESET UART2_RX GPIO 1 0 SPI4_DI DIM9 GPIO53 BIT 2 1 0 UD V 1 L 수 UART2_TX DIM5 GPIO 37 DIM6 GPIO 38 DIM7 ...

Page 80: ... FE DEMOD1 TS DATA 4 21 FE_DEMOD1_TS_DATA 0 7 AF36 FE_TP_DATA0 AF37 FE_TP_DATA1 AF35 FE_TP_DATA2 AG37 FE_TP_DATA3 AG36 FE TP DATA4 LG1154D FE_DEMOD1_TS_DATA 4 21 FE_DEMOD1_TS_DATA 5 22 FE_DEMOD1_TS_DATA 6 23 FE_DEMOD1_TS_DATA 7 24 AG36 FE_TP_DATA4 AG35 FE_TP_DATA5 AH36 FE_TP_DATA6 AH35 FE_TP_DATA7 FE_DEMOD2_TS_ERROR 34 FE_DEMOD2_TS_SYNC 36 FE_DEMOD2_TS_CLK 37 FE_DEMOD2_TS_VAL 39 AP36 STPI_ERR GPIO...

Page 81: ...OC PR1 Y1 PB1 SOY1_IN AUAD L R CH3 IN COMP1_PR_IN_SOC COMP1_Y_IN_SOC COMP1_PB_IN_SOC COMP1_Y_IN_SOC_SOY SC_L R_IN AUAD_L R_CH3_IN AUAD_L R_CH3_IN COMP1_Y Pb Pr Component 1 Phone JACK COMP2_PB_IN_SOC COMP2_Y_IN_SOC COMP2_Y_IN_SOC_SOY COMP2_PR_IN_SOC PB2 Y2 SOY2 PR2_IN SPDIF_OUT SPDIF OUT IEC958OUT H P JACK HP_L ROUT AUDA_OUTL R Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for trainin...

Page 82: ...TL NTP7514 LPF I2C_SDA2 SCL2 I2C_SDA5 SCL5 AMP_RESET_N HEIGHT I2C_SDA2 SCL2 I2C_SDA5 SCL5 LPF GPIO21 GPIO05 AMP RESET N 1 NTP7514 WOOFER_R I2C_SDA5 SCL5 DACSLRCH LRCH1 LPF SURROUND NTP7514 H13 LG1154 LPF GPIO21 GPIO05 AMP_RESET_N _1 NTP7514 CENTER LPF MICOM AMP_MUTE Woofer_mute SIDE HP MUTE NTP7514 LPF NTP7514 GPIO31 LRCH2 AMP_MUTE Woofer_mute IEC958OUT Tuner AAD_ADC_SIF HP_L ROUT_MAI N H P Jack S...

Page 83: ... MUX SPDIF_OUT_ARC CEC_ REMOTE TMDS Link DDC_I2C HPD3 HDMI Out 1 Out 0 DDC_I2C 1 C 0 MI_U14_1 HS LVDS 4K 30p HDMI3 2 0 HDMI3 2 0 CEC_ REMOTE D14 TMDS Link DDC_I2C MHL_VBUS HPD4 MHL_CBUS 2 1 MU HDMI O DDC_I2 U14 HDMI_U14_2 RXASCL SDA U1 RXBSCL SDA_U1 4 HD HDMI4 1 4b HDMI4 1 4b MHL2 1 SIL9617 MICOM X HDMI Out 1 DDC_I2C 1 RXASCL SDA_U1 4 OCP TPS2553 MICOM R5F100GEAFB CEC_REMOT E Copyright ⓒ 2014 LG E...

Page 84: ...0 H13 _ USB3_DP0 DM0 USB3_RX0P USB3_RX0M USB3_TX0P USB3_TX0M USB3_RX0P 0M USB3_TX0P 0M USB redriver H13 LG1154 HUB DP DM USB2 USB HUB USB_DP2 DM2 USB_DP3 DM3 USB2_1_DP0 DM0 HUB_DP DM USB2 USB3 IC4200 GL852G 31 UART1_RXD M REMOTE RXD UART0_RXD UART0_TXD UART1_CTS M_REMOTE_CTS UART1_TXD UART1_RTS M_REMOTE_RTS M_REMOTE_TXD M_REMOTE_RXD MICOM SOC_TX SOC_RX SOC_TX SOC_RX RS 232C WIFI BT RS 232C WIFI BT...

Page 85: ...DA_DEMOD 3k Ω 3k Ω SDA0 GPIO65 3 3V_NOR IC3000 R5F100GEAFB RENESAS MICOM 3 3k 3 3k AN18 SCL1 GPIO64 AM18 I2C_SDA2 I2C_SCL2 1 2 P60 SCLA 0 P61 SDAA AF 32 SCL5 AG 33 SDA5 I2C_SDA6 4 5 I2C_SCL6 33 Ω 33 Ω SCL SDA 3 3 MICOM SDA1 GPIO7 9 2 3 3V_NOR P61 SDAA 0 SDA5 33 Ω 3 3V_NOR 3 3k Ω 3 3k Ω 3 3k Ω 3 3k Ω IC102 R1EX24256BSA50A NVRAM 6 5 33 Ω 33 Ω SCL SDA IC3201 SII9587CNUC HDMI_SW IC12000 LG1132 D13 D13...

Page 86: ... 01 IR MICOM IC3000 R5F100GEAFB MICOM IC3000 R5F100GEAFB LG1154D LG1154D I2C_SDA_MICO M P61 SDAA0 01 R5F100GEAFB R5F100GEAFB HDMI Jack HDMI Jack HDMI_CEC P74 KR4 INTP8 SI01 SD A01 Camera Camera CAM_SLEEP P30 INTP3 RTC1HZ SCK11 SCL1 1 LAN PHY LAN PHY WOL ETH_POWER_ON P50 INTP1 SI11 SDA11 LAN PHY LAN PHY Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LG...

Page 87: ... AK32 HDMI SWITCH IC3201 SII9587CNUC M_REMOTE_RTS M_REMOTE_RX M_REMOTE_TX M_RFModule_RESET M_REMOTE_CTS B CAS IC6300 TDA8024TT SC_DETECT GPIO133 U33 SC_VCCEN GPIO129 T32 SC_VCC_SEL GPIO128 V32 SC_RST GPIO131 V33 SC_DATA GPIO132 V34 SMARTCARD_DET SMARTCARD_VCC SMARTCARD_PWR_SEL SMARTCARD_RST SMARTCARD_DATA AP17 SCL2 GPIO78 AR17 SDA2 GPIO77 AP6 SCL3 AR6 SDA3 AH32 SCL4 AJ33 SDA4 AJ34 SCL5 AH33 SDA5 E...

Page 88: ...ER ON OFF1 12V 1 0V DCDC IC2300 TPS54327DDAR 9 P72 KR2 SO21 POWER_ON OFF2_3 MICOM X TAL X3000 32 768KHz P137 INTP0 43 MHL_DET HDMI SW IC3201 SIL9587CNUC P124 XT2 EXCLKS 41 P123 XT1 42 IC2303 TPS54821RHL 24V 5V DCDC 34 P01 TO00 RXD1 POWER_ON OFF2_4 15 P17 TI02 TO02 POWER_ON OFF1 HDMI 1 2 3 4 JK3202 JK3200 JK3201 JK3203 51U019S 312HFN E R B LG HDMI_CEC P74 KR4 INTP8 SI01 SDA0 1 7 24V 5V DCDC IC4300 ...

Page 89: ...ain PCB PSU 1 3 4 T CON LOGO IR Jog Key 3 5 6 BT MOTION ASSY WIFI ASSY 7 5 4 6 WIFI ASSY BT MOTION ASSY WIFI ASSY BT MOTION ASSY To Main 7 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 90: ...iewing power auto on off 7 8 C Audio error No audio Normal video 8 9 Wrecked audio discontinuation noise 9 10 Remote control Local switch checking 10 MR13 i h ki 11 D Function error MR13 operating checking 11 11 12 Wifi operating checking 12 13 Camera operating checking 13 13 Camera operating checking 13 14 External device recognition error 14 15 E Noise Circuit noise mechanical noise 15 16 F Exte...

Page 91: ...k Power Board 24V 12V 3 5V etc Normal voltage Y Replace T con Main Board or module And Adjust VCOM A18 A1 N Move to No video No audio N N Repair Power Board or parts Check Power Board 24V output A18 Normal voltage Y Replace Inverter or module N End Repair Power Board or parts Always check record S W Version and White Precaution A4 A2 Always check record S W Version and White Balance value before r...

Page 92: ... audio Revised date 2 16 Check various Check and Y A18 Normal voltage Check various voltages of Power Board 3 5V 12V 20V or 24V No Video No audio Check and replace MAIN B D Y N End Replace Power Board and repair parts 2 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 93: ...al Signal Check whether other equipments have problem or not By connecting RF Cable at other equipment DVD Player Set Top Box Different maker TV etc N N Check RF Cable Connection Check DVD Player Set Top Box Different maker TV etc SVC Check T ld i Y Close Normal Y A4 1 Reconnection 2 Install Booster S W Version S W Upgrade Bulletin Tuner soldering Y Close Picture Contact with signal distributor N ...

Page 94: ... D error Check error COMPONENT AV HDMI N End Replace module error color input mode Y External device C bl External Input C t Check external R l M i T B D Ch k T t tt A8 Cable normal Component error external device and cable Replace Main T con B D N Request repair Check Test pattern Y External device Check external N for external device cable External device Cable normal HDMI error device and cable...

Page 95: ...evice screen error Color error Check Test pattern For other panel External Input error Connect other external device and cable N Replace Screen Check screen condition by input External Input Component HDMI DVI Check S W Version N Check version Check normal operation of External Input Component RGB and HDMI DVI by connecting Jig pattern Generator Set top Box etc Y Replace Main T con B D normal Requ...

Page 96: ...High Check Power cord Check Logo LED Replace Power B D Y OK Replace Main B D Stand By Red or Turn On Operating Turn Off Check Power cord was inserted properly Measure voltage of each output of Power B D Replace Main B D N Normal A18 Y Normal voltage Replace Main B D Y Y N g Check ST BY 3 5V Replace Power B D N Y Normal voltage A18 Close Replace Power B D 6 Copyright ⓒ 2014 LG Electronics Inc All r...

Page 97: ...EY P ff b REMOTE CONTROL Please refer to the all cases which N l POWEROFF_REMOTEKEY 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 P ff b ON TIMER can be displayed on power off mode Normal POWEROFF_ONTIMER Power off by ON TIMER POWEROFF_...

Page 98: ...reen normal Check user menu Speaker off Off N Check audio B 24V of Power Board Normal voltage Y A20 A21 A18 Speaker off Y Cancel OFF Board N Replace Power Board and repair parts Check Speaker N Replace MAIN Board End Disconnection disconnection Y Replace Speaker 8 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 99: ...iscontinuation Noise only for D TV N Normal voltage RF External Input signal normal Replace Main B D N Wrecked audio Discontinuation Noise only for Analog Replace Power B D When RF signal is not received Wrecked audio Discontinuation Noise only for External Input Connect and check N Normal received Request repair to external cable ANT provider Replace Main B D In case of End Connect and check othe...

Page 100: ...or solder Normal operating Check B 3 5V On Main B D Normal Voltage N A18 Check IR Output signal Normal Signal N Y N A22 Y Check R C Operating When turn off light in room Check Replace Baterry of R C Close Check 3 5v on Power B D Replace Power B D or Replace Main B D Power B D don t have problem A18 Repair Replace IR B D Normal operating Close If R C operate Explain the customer cause is interferen...

Page 101: ...ss the wheel Check the INSTART menu RF Receiver ver is 00 00 Y N Check Replace Battery of MR13 Close Y Check Repair RF assy connection A23 Normal operating Close Is show ok message N N Press the back key about 5sec Y RF Receiver ver N Cl A4 N Y Replace MR13 y Close Y is 00 00 Close If you conduct the loop at 3times change the M4 Down load the Firmware INSTART MENUÆ14 RF Remocon TestÆ3 Firmware dow...

Page 102: ...ting error Revised date 12 16 Check the INSTART menu Wi Fi Mac value is NG N Check the Wifi wafer 1pin Normal Voltage N Replace Main B D A24 A4 Y Check Repair Wifi cable Close Y A24 connection A4 Wi Fi Mac value is NG N Close A4 Change the Wifi assy Y 12 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 103: ...ng error Revised date 13 16 Check the INSTART menu Camera Ver is NULL N Check the Camera wafer P4200 12 13pin Normal Voltage N Replace Main B D A25 A4 Y Check Repair Camera cable Close Y A25 connection A4 Camera Ver is NULL N Close A4 Change the Camera assy Y 13 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 104: ...ion Fix information S W Version N Technical information Check input signal Signal input Y External Input and Component Recognition error Replace Main B D S W Version Y N Check and fix external device cable HDMI DVI Optical Recognition error Replace Main B D Fix in accordance with technical information 14 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes ...

Page 105: ... provide the description M h i l i i t l p p OR If there is a Tak Tak noise from the cabinet refer to the KMS fix information and then proceed as shown in the solution manual For models without any fix information 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 i P t l ...

Page 106: ... 16 Z i h Replace module Zoom part with exterior damage Module damage Cabinet Cabinet damage Replace cabinet Replace remote controller Remote controller Replace remote controller controller damage Stand dent Replace stand dent ep ace sta d 16 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 107: ...Vertical Horizontal bar LCD TV ti di A6 7 A Video error _Vertical Horizontal bar residual image light spot LCD TV connection diagram A6 8 A Video error_ Color error Check Link Cable EPI reconnection condition A7 9 Adj A J K A8 9 Adjustment Test pattern ADJ Key A8 10 Appendix Exchange Main Board 1 A 1 5 11 Exchange Main Board 2 A 2 5 Appendix Defected Type caused by T Con Inverter Module 12 Exchang...

Page 108: ...dio Normal video Checking method in menu when there is no audio A20 20 Voltage and speaker checking method A21 20 Voltage and speaker checking method when there is no audio A21 21 Remote controller operation checking method A22 D Function error 22 Motion Remote operation checking method A23 23 Wifi operation checking method A24 24 Camera operation checking method A25 Not Used 24 Camera operation c...

Page 109: ...error_No video Normal audio LCD TV 2013 01 31 date A1 Content Check LCD back light with naked eye XXUB98 After turning on the power and disassembling the case check with the naked eye whether you can see light from locations A1 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 110: ...to White Balance of item 6 3 Aft di th R G B GAIN C t l f C l T 1 Press the ADJ button on the remote controller for adjustment 2 Enter into White Balance of item 10 A2 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 3 After recording the R G B GAIN Cut value of Color Temp Cool Medium Warm re enter the value after replacing...

Page 111: ...m Content LCD TV 2014 02 14 TUNER input signal strength checking method ALL MODELS A3 date Content Quick Settings Æ Programmes Æ Programme Tunning Æ Manual Tuning When the signal is strong use the attenuator 10dB 15dB 20dB etc attenuator 10dB 15dB 20dB etc A3 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 112: ...ror symptom Content LCD TV 2014 02 14 LCD TV Version checking method 1 Checking method for remote controller for adjustment ALL MODELS A4 date Content Version Press the IN START with the remote t ll f dj t t controller for adjustment A4 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 113: ...UNER checking part ALL MODELS A5 date Content Checking method 1 Check the signal strength or check whether the screen is normal when the external device is connected 2 After measuring each voltage from power supply finally replace the MAIN BOARD g g p pp y y p A5 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 114: ...ot A6 Established date Revised Error symptom Content LCD TV 2013 01 31 LCD TV connection diagram 1 A6 date Content ALL MODELS As the part connecting to the external input check the screen condition by signal A6 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 115: ...te Revised Error symptom Content LCD TV 2013 01 31 Check Link Cable LVDS reconnection condition A7 date Content ALL MODELS Check the contact condition of the Link Cable especially dust or mis insertion A7 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 116: ...V 2014 02 14 Adjustment Test pattern ADJ Key A8 date Content You can view 6 types 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 A8 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 117: ...Broken T Con Defect CNT Broken T Con 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 A 1 5 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 118: ...tion Abnormal Power Section Solder defect Short Crack Abnormal Power Section Solder defect Short Crack Fuse Open Abnormal power section Abnormal Display Noise GRADATION GRADATION A 2 5 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 119: ...ix Exchange Power Board PSU No Light Dim Light Dim Light Dim Light No picture Sound Ok A 3 5 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 120: ...damage Panel Mura Light leakage Crosstalk Crosstalk Press damage Un repairable Cases In this case please exchange the module p g Press damage A 4 5 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 121: ...Gate TAB IC Defect Gate TAB IC Defect Gate TAB IC Defect Horizontal Block Gate TAB IC Defect Horizontal line Gate TAB IC Defect Un repairable Cases In this case please exchange the module Gate TAB IC Defect Horizontal Block p g Gate TAB IC Defect Gate TAB IC Defect A 5 5 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 122: ...d date Revised Error symptom Content LCD TV 2014 02 07 Check front Power Indicator A17 date Content XXUB98 ST BY condition On or Off A17 ST BY condition On or Off Power ON condition Turn Off Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 123: ... 5V Check the DC 24V 12V 3 5V P main P_main Maker Yeonho 28Pin SMAW200 H28S5K 14년 적용 28Pin map LPB 1 PWR ON 2 DVR_ON 3 P_DIM 1 4 PDIM 2 5 3 5V 6 GND 7 3 5V 8 3 5V 9 GND 10 GND 11 12V 12 12V 13 12V 14 12V 15 12V 16 GND 17 GND 18 24V 19 24V 20 24V 21 24V 22 24V 21 24V 22 24V 23 GND 24 GND 25 SCLK 26 GND 27 SIN 28 VSYNC A18 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and ...

Page 124: ...ised Error symptom Content LCD TV 2014 02 05 POWER OFF MODE checking method ALL MODELS A19 date Content Entry method 1 Press the IN START button of the remote controller for adjustment 2 Check the entry into adjustment item 3 A19 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 125: ...TV 2014 02 05 Checking method in menu when there is no audio ALL MODELS A20 date Content Checking method 1 Press the Setting button on the remote controller g 2 Select the Sound function of the Menu 3 Select the Sound Out 4 Select TV Speaker p A20 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 126: ...K_L 12 C_SPK_L 7 3 5V 8 3 5V 9 GND 10 GND 11 12V 12 12V 13 12V 14 12V 15 12V 16 GND 17 GND 18 24V 19 24V 20 24V 21 24V 22 24V 23 GND 24 GND 25 SCLK 26 GND 27 SIN 28 VSYNC Checking order when there is no audio Check the contact condition of or 24V connector of Main Board Measure the 24V input voltage supplied from Power Board If there is no input voltage remove and check the connector Connect the t...

Page 127: ...L 10 EYE_SDA 11 GND Checking order g 1 2 Check IR cable condition between IR Main board 3 Check the st by 3 5V on the terminal 4 7 4 When checking the Pre Amp when the power is in ON condition it is normal when the Analog Tester needle moves slowly and defective when it does not move at all Analog Tester needle moves slowly and defective when it does not move at all A22 Copyright ⓒ 2014 LG Electro...

Page 128: ...hecking method date Content A23 XXUB98 1 GND 2 3 5V 3 WOL 4 DN 5 GND 5 GND 6 DP 7 NC 8 3 3V 9 GND 9 GND 10 RTS 11 CTS 12 UART_RX_RF 13 RESET 14 UART_TX_RF 15 GND Checking order 1 2 Check Motion cable condition between Motion assy Main board 3 Check the 3 3V on the terminal 2 A23 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 129: ...XUB98 P4000 1 GND 1 GND 2 3 5V 3 WOL 4 DN 5 GND 5 GND 6 DP 7 NC 8 3 3V 9 GND 9 GND 10 RTS 11 CTS 12 UART_RX_RF 13 RESET 14 UART_TX_RF 15 GND Checking order Checking order 1 2 Check Wifi cable condition between Wifi assy Main board 3 Check the 3 3V on the terminal 2 A29 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 130: ...R_DET 3 GND 4 CAMERA_DM 5 CAMERA DP 5 CAMERA_DP 6 GND 7 I2S_WOOFER 8 AUD_SCK 9 AUD_LRCK 10 I2S_AMP 11 GND 12 3 5V CAM 12 3 5V_CAM 13 3 5V_CAM 14 CAM_PWR_ON_CMD 15 CAM_RESET Checking order 16 CAM_SLEEP 17 GND 1 2 Check Camera cable condition between Camera assy Main board 3 Check the 3 5V on the terminal 2 A29 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purp...

Page 131: ... TV E Etc 2014 02 05 Tool option changing method A26 date Content ALL MODELS Changing method 1 Contact the USB memory USB 1 2 3 jack 2 Enter the password ex 000000 Access USB Memory has each password A30 Copyright ⓒ 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

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