LG Electronics 84LM960V/W-ZB manuale d’uso

Printed in Korea P/NO : MFL67361007 (1209-REV00) CHASSIS : LD23E MODEL : 84LM960V/W 84LM960V/W -ZB CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. LED LCD TV SER VICE MANUAL North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com Internal Use Only[...]

- 2 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes CONTENTS CONTENTS .............................................................................................. 2 SAFETY PRECAUTIONS ........................................................................ 3 SERVICING PRECAUTIO[...]

- 3 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 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 [...]

- 4 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes SER VICING PRECAUTIONS CAUTION: Before servicing receivers covered by this service manual and its supplements and addenda, read and follow the SAFETY PRECAUTIONS on page 3 of this publication. NOTE : If unforeseen circumstances [...]

- 5 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes IC Remove/Replacement Some chassis circuit boards have slotted holes (oblong) through which the IC leads are inserted and then bent at against the cir- cuit foil. When holes are the slotted type, the following technique shoul[...]

- 6 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes SPECIFICA TION NOTE : Specifications and others are subject to change without notice for improvement . 1. Application range This specification is applied to the LCD TV used LD23E chassis. 2. Requirement for T est Each part is te[...]

- 7 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes No. Item Specication Remarks 3 Receiving system Analog : Upper Heterodyne Digital : COFDM, QAM ► DVB-T - Guard Interval(Bitrate_Mbit/s) 1/4, 1/8, 1/16, 1/32 - Modulation : Code Rate QPSK : 1/2, 2/3, 3/4, 5/6, 7/8 16-QAM : 1[...]

- 8 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 5. Component V ideo Input (Y , C b /P b , C r /P r ) 6. RGB input (PC) No. Resolution H-freq(kHz) V -freq(Hz) Pixel clock 1. 720×480 15.73 60.00 SDTV , DVD 480i 2. 720×480 15.63 59.94 SDTV , DVD 480i 3. 720×480 31.47 59.94 48[...]

- 9 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 7. HDMI Input No. Resolution H-freq(kHz) V -freq.(Hz) Pixel clock(MHz) VIC Proposed HDMI-PC DDC 1 640*350 31.468 70.09 25.17 EGA Х 2 720*400 31.469 70.08 28.32 DOS O 3 640*480 31.469 59.94 25.17 VESA(VGA) O 4 800*600 37.879 60.[...]

- 10 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 8. 3D Mode 8.1. RF Input(3D supported mode manually) No. Resolution Proposed 3D input proposed mode 1 HD 1080I 720P 2D to 3D Side by Side(Half) T op & Bottom 2 SD 576P 576I 2D to 3D 8.3. HDMI Input 8.3.1. HDMI 1.3 (3D suppo[...]

- 1 1 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 8.3.2. HDMI 1.4b (3D supported mode automatically) No. Resolution H-freq(kHz) V -freq.(Hz) Pixel clock(MHz) VIC 3D input proposed mode Proposed 1 640*480 31.469 / 31.5 59.94/ 60 25.125 1 T op-and-Bottom Side-by-side(half) Seco[...]

- 12 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes No. Resolution H-freq(kHz) V -freq.(Hz) Pixel clock(MHz) 3D input proposed mode Proposed 1 1024*768 48.36 60 65 2D to 3D, Side by Side(half) T op & Bottom HDTV 768P 2 1360*768 47.71 60 85.5 2D to 3D, Side by Side(half) T op[...]

- 13 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes No. Resolution H-freq(kHz) V -freq.(Hz) Pixel clock 3D input proposed mode Proposed 1 1280*720 37.5 50 74.25 2D to 3D, Side by Side(half), T op & Bottom HDTV 720P 2 1280*720 45.00 60.00 74.25 2D to 3D, Side by Side(half), T[...]

- 14 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes No. Resolution H-freq(kHz) V -freq.(Hz) Pixel clock(MHz) 3D input proposed mode Proposed 1 1920*1080 33.75 30 74.25 2D to 3D Side by Side(Half), T op & Bottom, Checkerboard, Row Interleaving, Column Interleaving (Photo : si[...]

- 15 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes ADJUSTMENT INSTRUCTION 1. Application Range This specification sheet is applied to all of the LED LCD TV with LD23E chassis. 2. Designation (1) Because this is not a hot chassis, it is not necessary to use an isolation transfor[...]

- 16 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 3.3. LAN Inspection 3.3.1. Equipment & Condition ▪ Each other connection to LAN Port of IP Hub and Jig 3.3.2. LAN inspection solution ▪ LAN Port connection with PCB ▪ Network setting at MENU Mode of TV ▪ Setting aut[...]

- 17 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes * Manual Download (Model Name and Serial Number) If the TV set is downloaded by OT A 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 Ma[...]

- 18 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 4. Manual Adjustment * ADC adjustment is not needed because of OTP(Auto ADC adjustment) 4 .1 EDID(The Extended Display Identification Data)/DDC(Display Data Channel) download 4.1.1. Overview It is a VESA regulation. A PC or a M[...]

- 19 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes # HDMI 3(C/S : 43 76) EDID Block 0, Bytes 0-127 [00H-7FH] EDID Block 1, Bytes 128-255 [80H-FFH] # HDMI 4(C/S : 43 66) EDID Block 0, Bytes 0-127 [00H-7FH] EDID Block 1, Bytes 128-255 [80H-FFH] # RGB(C/S : 5C) 4.2. White Balance [...]

- 20 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes Ex) wb 00 00 -> Begin white balance auto-adj. wb 00 10 -> Gain adj. ja 00 f f -> Adj. data jb 00 c0 ... ... wb 00 1f → Gain adj. completed *(wb 00 20(Start), wb 00 2f(end)) → Off-set adj. wb 00 f f → End white ba[...]

- 21 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 4.3. EYE-Q function check (1) T urn on TV . (2) Press EYE key of Adjustment remote control. (3) Cover the Eye Q II sensor on the front of the using your hand and wait for 6 seconds. (4 ) Confirm that R/G/B value is lower than 1[...]

- 22 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 4.7. Wi-Fi T est Step 1) T urn on TV Step 2) Select Network Connection option in Network Menu. Step 3) Select Start Connection button in Network Connection. Step 4) If the system finds any AP like blow PIC, it is working well. [...]

- 23 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes 5. T ool Option selection ▪ Method : Press "ADJ" key on the Adjustment remote control, then select T ool option. 6. Ship-out mode check(In-stop) ▪ After final inspection, press "IN-STOP" key of the Adjus[...]

- 24 - LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes A2 A9 A10 A22 AG1 300 200 510 122 121 410 910 560 570 500 580 310 810 710 400 820 830 320 540 532 200D 200T 201D 530 531 Set + Stand Dual Play Clip T ype (Option) L V1 700 900 541 120 420 AG2 AG3 Stand Base + Body EXPLODED VIEW[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. EB_ADDR[9] BOOT_MODE0 EB_DATA[0] EB_DATA[1] EB_ADDR[3] EB_[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. 11/05/31 AVSS25_REF +2.5V_NORMAL VDD18 VDD33_USB VDD33 VDD[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. TPO_DATA[3] TPI_DATA[0] FE_TS_DATA[1] TPO_DATA[0] TPI_DATA[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. SIGN50000 SIGN50005 M2_DDR_BA1 R738 240 M2_DDR_A3 M2_DDR_R[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. CI_DATA[7] EB_DATA[0] CI_DATA[1] CI_DATA[5] CI_DATA[3] CI_[...]

THERMAL THERMAL THERMAL THERMAL THERMAL THERMAL THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. C2[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. EEPROM_SCL +3.5V_ST GND POWER_ON/OFF2_4 EDID_WP R3023 4.7M[...]

THERMAL THERMAL THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. 5V_HDMI_3 D1+_HDMI1 HDMI_HPD_4 DDC[...]

Fiber Optic THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. JK3601 KJA-PH-0-0177 3 DETECT 4 L 5 GND 1 R +3[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. R3700 10K HP_OUT HP_LOUT +3.3V_NORMAL JK3700 KJA-PH-0-0177[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. AV1_R_IN C3802 0.1uF RS232 C3803 0.1uF RS232 COMP1_Pr +3.5[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. IR R4118 10K 5% L4100 BLM18PG121SN1D C4102 0.1uF LED_B/GP4[...]

THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. C4200 0.1uF OPT USB_HUB_IC_IN_DM C4208 0.1uF R4206[...]

USB DOWN STREAM USB DOWN STREAM USB DOWN STREAM THERMAL THERMAL THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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 T[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. SC_L_IN C4602 4700pF EU Q4601 MMBT3904(NXP) EU E B C C4604[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. M_RFModule_ISP M_REMOTE_RX M_REMOTE_TX +3.3V_NORMAL L4800 [...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. EPHY_RDN C5002 0.1uF 16V C5001 0.01uF 50V EPHY_TDP EPHY_TD[...]

THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. EPHY_EN R5216 4.7K R5215 4.7K EPHY_TXD0 C5200 4.7u[...]

THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. D5402 100V 1N4148W OPT R5402 100 0.1uF C5421 50V R[...]

THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. 0.1uF C5516 50V WOOFER R5508 12 WOOFER C5513 1000p[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. SIGN600005 SCART_Rout SCART_MUTE SCART_Lout DTV/MNT_R_OUT [...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. Q6201 AO3407A CI G D S +5V_CI_ON C6207 4.7uF 10V OPT R6218[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. R6403 OPT 4.7K HP_ROUT +3.3V_NORMAL C6400 1uF 10V L6400 12[...]

THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. FE_TS_DATA[5] FE_TS_DATA[4] FE_TS_DATA[2] FE_TS_DA[...]

THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. A_GND LNB_OUT DCDC_GND DCDC_GND A_GND A_GND R6901 [...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. FRC3_RESET TXA0N TXA2P TXB1P C7202 0.1uF 16V OPT TXA1N TXB[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. I2C_SCL1 L/DIM0_SCLK R7601 10K L/DIM_OUT +3.3V_NORMAL L/DI[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. EMMC_DATA[5] EMMC_DATA[0] EMMC_DATA[2] EMMC_DATA[1] EMMC_D[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. +3.5V_ST L8900 BLM18PG121SN1D LOGO_LIGHT P8900 12507WR-03L[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. R9309 100 C9308 0.1uF 16V OPT R9308 100 SPI_DO SOC_TXA3N T[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. DDR_DATA[15] DDR_DATA[15] DDR_A[6] DDR_A[12] DDR_DATA[11] [...]

THERMAL THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. +1.0VDC +1.5V_LG1132 +1.5V_DDR L9500 BLM18[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. SIGN100013 R10019 0 R10009 100 R10024 20K 1/16W 1% MOTOR_S[...]

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL 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. R11019 0 IR_Bla JK11001 KJA-PH-0-0177 IR_Bla 3 DETECT 4 L [...]

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2012 LED/LCD TV Engineering guide < A pplicable Mod el : High-end Platform > XXLM960V - ZB XXLM860V - ZB XXLM950V - ZA Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

EPI Interface EPI(Embedded Point-Point Interface) Features • Point-Point topology (support 2 Pair option) • CDR (Clock Data Recovery) • Bandwidth up to 1.85Gbps/pair at FHD 120Hz 10 bit application • Lock signal cascading and feedback to T -Con • Embedded Control Data Merits • Better reliability on common noise • No data skew and bett[...]

EPI Interface (mini-L VDS vs. EPI) Comparison HF mini-L VDS What to change EPI (Embedded clock P-to-P Interface) - Difficult to upgrade bandwidth limit - Multiple number of wires needed for higher bandwidth HF mini- LVDS FHD (10bit) 60Hz 120Hz 240Hz No. of Signal 36 36 72 Connector 60pin (2ea) 60pin (2ea) 80pin (2ea) - Better reliability on common [...]

HF mini-L VDS EPI T opology Protocol Features @10bit, FHD120 • Multi Drop • Data rate: 660Mbps • External clock • Point to Point • Data rate : 1.8Gbps • Embedded clock, Control Merit • Simple structure • Standardization • Fewer Lines : 12 • Embedded clock : low EMI, Clock skew free • Easy to PCB design Demerit • T oo many li[...]

Benefit:  Mor e  Clear  Mor e  Re a l  Best  pictur e  quality  +  thin  TV Local  Dimming Local Dimming BLU structure Edge  LED Ed ge  Ty p e w/  Loc al  Dimming Upper Metal Cover LED Array LED Array is on the bottom o f Module Local  dimming  depicts  more  deep  black. Feat ure T ypes o[...]

Benefit:  Mor e  Clear  Mor e  Re a l  Local Dimming BLU structure IOL  Dir ect  LED w/  Loc al  Dimming Feat ure T ypes of LED - IOL Model XXLM950V -ZA 72inch : H(32)*V(15) = 480Block Low Pow er Consumption, V arious Color Partition picture control depicts more deep black. Local  Dimming LED LED Array is on the back o[...]

Benefit:  Mor e  Clear  Mor e  Re a l  Best  pictur e  quality  +  thin  TV Slimmer  depth  bett er  pictur e  quality Local  Dimming Local Dimming BLU structure ALEF  LED` ALEF  Ty p e Local  Dimming LED Array is on the back of Module Local  dimming  depicts  more  deep  black. F[...]

Main PCB T o PSU T o FRC BOARD 1 Main processor_Di gital(LG1152D), DDR Memory Flash Memory 2 3 4 Micom for Key/IR sensing HDMI switch (4:1) Audio AMP (10W+10W) 47/55LM960V -ZB wifi Local Key +IR Motion assy Front Spk Woofer Spk Local Dim. Main processor_a nalog(LG1152 A) 5 3D Depth Control IC, DDR Memory 6 1 2 3 4 4 5 6 7 7 Tuner (T2/C/S2) Copyrigh[...]

Main PCB T o PSU T o FRC BOARD 1 Main processor_Di gital(LG1152D), DDR Memory Flash Memory 2 3 4 Micom for Key/IR sensing HDMI switch for UD(4:1) Audio AMP (10W+10W) 84LM960V -ZB wifi Local Key +IR Motion assy Front Spk Woofer Spk Main processor_a nalog(LG1152 A) 5 3D Depth Control IC, DDR Memory 6 1 2 3 4 4 5 6 7 7 Tuner (T2/C/S2) 8 8 Logo Light L[...]

Main PCB 1 Main processor_Di gital(LG1152D), DDR Memory Flash Memory 2 3 4 Micom for Key/IR sensing HDMI switch (4:1) Audio AMP (10W) XXLM860V -ZB T o PSU T o FRC BOARD wifi Local Key +IR Motion assy Front Spk Local Dim. Main processor_a nalog(LG1152 A) 5 3D Depth Control IC, DDR Memory 6 3 1 4 2 5 6 Logo Light 7 8 Copyright © 2012 LG Electronics.[...]

Main PCB T o PSU T o FRC BOARD 1 Main processor_Di gital(LG1152D), DDR Memory Flash Memory 2 3 4 Micom for Key/IR sensing HDMI switch (4:1) Audio AMP (10W+10W) XXLM950V -ZA T o FRC B/D Local Key +IR Motion assy Front Spk Woofer Spk Main processor_a nalog(LG1152 A) 5 3D Depth Control IC, DDR Memory 6 4 3 1 4 2 5 6 7 Copyright © 2012 LG Electronics.[...]

FRC Board 1 FRC Processor(LG 1122) 2 47/55LM960V -ZB T-Con IC(LG5812) 1 2 From Main Board T o Pannel ( Left ) T o Pannel ( Right ) Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

FRC Board 1 FRC Processor(LG 1122) 2 XXLM860V -ZB T-Con IC(LG5822) From Main Board T o Pannel ( Left ) T o Pannel ( Right ) 1 2 Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

FRC Board 1 FRC Processor(LG 1122) 2 XXLM950V -ZA T-Con IC(LG5812) From Main Board T o Pannel ( Left ) T o Pannel ( Right ) 1 2 T o Pannel ( Left ) T o Pannel ( Right ) Local Dimming From Main Board Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

FRC Board 1 FRC Processor(LG 1122) 2 84LM960V -ZB SPLT IC(ALTERA) To T - C o n From Main Board To T - C o n To T - C o n T o PSU 3 Scaler IC(PA138) 4 FMT IC(ALTERA) 1 2 3 4 Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

Block Diagram LG1 152D-B2 AUD BB_TP_DA TA DAC_DA TA AAD_ D AT A HSR_P/M PC_AUDIO PC_Audio L/R PC-RGB A/V1_CVBS Comp1 Y,Pb,Pr PC_R,G,B,H,V HDMI Switch LG1 152A-B2 USB1 USB2 USB3 USB HUB PHY RMII LAN Motion-R M-Remote_R/TX Audio AMP OPTIC SPK H/P H/P Audio L/R SPDIF I2S DDR DDR Flash Built-in WiFi LG1132 LG1122 EPI LVDS 2Link LVDS / 2Link -LVDS: LM86[...]

Block Diagram (84LM960V -ZB) LG1 152D-B2 AUD BB_TP_DA TA DAC_DA TA AAD_ D AT A HSR_P/M PC_AUDIO PC_Audio L/R PC-RGB COMPOSITE COMPONENT A/V1_CVBS Comp1 Y,Pb,Pr PC_R,G,B,H,V HDMI Switch HDMI 1(ARC) LG1 152A-B2 USB1 USB2 USB3 USB HUB PHY RMII LAN Motion-R M-Remote_R/TX Audio AMP OPTIC SPK SPDIF I2S DDR DDR Flash CHB_DATA DTV TS SC_CVBS_IN SC_R/G/B 3b[...]

Block Diagram for Jack Interface Earphone Block Main Chip SC_DET SC_CVBS_IN DTV/MNT_V_OUT MUX IC500 ATV_OUT DTV/ATV_SELECT SC_FB/ID_IN 2bit SC_R/G/B 3bit SC_L/R_IN DSUB_R/G/B 3bit DSUB_DET RGB_DDC_SCL/SDA 2bit Tuner HP_L/ROUT PC_L/R_IN SPDIF_OUT COMP_Y+/Pb+/Pr+ COMP_DET AV_CVBS_IN AV_L/R_IN AV_CVBS_DET SPDIF PC_Audio RGB SCART Copyright © 2012 LG [...]

Block Diagram for Backlight [ 47/55LM960V ALEF LED Backlight] SPI/Vsync FHD@240Hz Quad-Link HF mini-LVDS 8 SoC TCON LG5812 (240Hz) FRC-III 3D Chip Main FRC LED BLU control FHD@60Hz Dual-Link LVDS For Video FHD@60Hz Dual-Link LVDS For OSD V by One [ XXLM860V Edge LED Backlight] SPI/Vsync EPI 8 SoC TCON LG5822 (120Hz) FRC-III 3D Chip Main FRC LED BLU[...]

Block Diagram for Backlight SoC 3D Chip Main UD@60Hz Dual-Link LVDS For Video UD@60Hz Dual-Link LVDS For OSD FRC3 FPGA PA138 PA138 FPGA FPGA TCON THC 216 THC 216 THC 215 THC 215 LVDS LVDS LVDS LVDS LVDS Vx1 Vx1 Vx1 Vx1 LVDS LVDS Bypass Bypass Vx1 to LVDS Interface Formatter Interface Formatter Vx1 to LVDS LVDS to Vx1 LVDS to Vx1 3840x2160 1920x2160[...]

Appendix. Block Diagram for IOL LED Backlight [ XXLM950V IOL LED Backlight] FHD@240Hz Quad-Link HF mini-LVDS 8 SoC TCON LG5812 (240Hz) FRC-III 3D Chip Main FRC FHD@60Hz Dual-Link LVDS For Video FHD@60Hz Dual-Link LVDS For OSD V by One SPI/Vsync LED BLU control TCON LG5812 (240Hz) V by One FHD@240Hz Quad-Link HF mini-LVDS 8 Copyright © 2012 LG Elec[...]

Interconnection - ALEF 1 Main PCB 2 LED driver 3 WIFI ASSY 4 RF MOTION ASSY 5 IR Key PCB 6 FRC ASSY [PCBs] 47/55LM960V -ZB PSU 7 1 2 5 6 7 3 4 1 2 3 4 5 6 1 2 3 4 5 6 7 7 Main / PSU 24Pin cable LVDS-MCX-51Pin Local Dimming Cable Woofer Cable Wifi Assy Cable IR + RF Assy Cable LED driver / Module 8 8 SPK Cable [Cables] Copyright © 2012 LG Electroni[...]

Interconnection – sub PCB( XXLM960V Series ) RF MOTION ASSY To M a i n SPK unit 3 WIFI ASSY 4 RF MOTION ASSY 5 Local Key PCB 1 IR Key PCB Speaker cover Assy IR PCB WIFI ASSY 4Pin 10Pin 8Pin 4Pin Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

Interconnection - Edge 1 Main PCB 2 3 WIFI ASSY 4 RF MOTION ASSY 5 IR Key PCB 6 FRC ASSY [PCBs] XXLM860V -ZB LPB 1 2 3 4 6 5 2 3 4 6 5 7 Main / LPB 24Pin cable LVDS-MCX-51Pin Local Dimming Cable Wifi Assy Cable IR Cable RF Assy Cable 8 SPK Cable 1 [Cables] 1 2 3 4 5 5 6 7 LED Driver / LPB 8 Copyright © 2012 LG Electronics. Inc. All rights reserved[...]

Interconnection – sub PCB( XXLM860V Series ) RF MOTION ASSY To M a i n SPK unit 3 WIFI ASSY 4 RF MOTION ASSY 5 Local Key PCB 1 IR Key PCB Speaker cover Assy IR PCB WIFI ASSY 4Pin 10Pin 8Pin 4Pin Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

Interconnection – IOL 1 Main PCB 2 LED driver 3 4 RF MOTION ASSY 5 IR Key PCB 6 FRC ASSY [PCBs] XXLM950V -ZA PSU 1 2 5 6 2 3 4 2 3 4 6 5 7 Main / LPB 24Pin cable LVDS-MCX-51Pin PSU / LED Driver Woofer Cable IR Cable 14Pin Inverter Cable 8 SPK +Motion Cable 1 [Cables] AC Innet 1 2 3 4 5 6 7 8 Copyright © 2012 LG Electronics. Inc. All rights reser[...]

Interconnection – sub PCB( XXLM950V Series ) RF MOTION ASSY To M a i n SPK unit 3 RF MOTION ASSY Local Key PCB 1 IR Key PCB IR PCB 4 4Pin 8Pin 10Pin Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

Interconnection – Egde 1 Main PCB 2 LED driver 3 4 RF MOTION ASSY 5 WIFI ASSY 6 [PCBs] 84LM960V -ZB FRC ASSY 1 2 7 2 3 4 2 3 4 6 5 7 Main / LPB 24Pin cable LVDS-MCX-51Pin PSU / LED Driver SPK + Woofer Cable IR Cable Inverter Cable 8 RF MOTION + WIFI Cable 1 [Cables] AC Innet 1 2 3 4 5 6 7 8 7 PSU IR Key PCB 5 6 Copyright © 2012 LG Electronics. I[...]

Interconnection – sub PCB(84LM960V -ZB ) SPK unit 4 WIFI ASSY IR Key PCB 5 3 RF MOTION ASSY RF MOTION ASSY Local Key PCB 1 IR PCB WIFI ASSY 4Pin 10Pin 8Pin 4Pin Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

- Introductions of soft-touch Introductions of 12Y Model Soft-touch Ass’y Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

2012Y IR + Soft touch PCB Pinmap & Applied Model List Circuit Block Diagram Pin Configuration KEY1, KEY2 V oltage (T olerance of voltage ± 0.2V) Ass’y Picture Applied Model List 32LM62** 37LM62** 42LM62** 47LM62** 55LM62** 65LM62** 32LS57** 37LS57** 42LS57** Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and se[...]

2012Y IR + Soft T ouch LED Lighting Scenario 구분 Spec 내용 비고 Power Indicator UI - 12Y GP4 High(L9), GP4 Mid(MTK), GP4 Low(S7LR2) Æ “ Power Light” UI Delete compared with 11Y(GP3 model) - 11Y Carry Over Model : 12Y same Power LED scenario process Æ “ Power Light “ UI Delete, The way of 11Y Soft Touch Ass’y is used. White LED Di[...]

Introductions of GP4 Sensor (T ouch IC) T ouch Key Threshold Level (T a = 25ºC ) 1. V erify the number of THR at first. 2. Once you correctly touch T ouc h button for more than 1 sec, you can see a T ouch data w hile you keep touching the button. 3. Keep in mind that you can only read the T ouch data during touch status. 4. It doesn’t matter tha[...]

Introductions of GP4 Sensor (T ouch IC) T ouch EEPROM Register change with USB port 1. Write all of the address, value ( Hex ) as a below . capable of only T ouch.txt file based on the left picture 2. Make the file [ Filename : ‘T ouch.txt’ ] and move it to USB (The outermost area, Don’t move it to any folder) 3. Connect USB to TV and press b[...]

Introductions of 12Y RF ass’y + Magic Remote control - Introductions of 12Y RF ass’y + Magic Remote control Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

1. System Remote RF Receiver TV UART or USB RF  Pairing Information Transmission (Send to TV after Paired) • Static Calibration Data (Bypass only) • Remote FW ver . (Save also in Receiver) • BD_ADDR (Save also in Receiver) • Pairing Information Transmission Sequence • When it is paired, the remote sends packets(pairing su ccess, F/W ve[...]

2. Remote Buttons (M3 vs. M4) BUTTON RF Unpaired IR_CODE RF Paired RF_CODE IR continuous repeat ETC. Phsical Buttons POWER 0x08 0x08 Y IR only BACK 0x28 0x8028 Y HOME 0x7C 0x807C Y ← 0x07 0x8007 Y → 0x06 0x8006 Y ↑ 0x40 0x8040 Y ↓ 0x41 0x8041 Y OK 0x75 0x8044 Y CH + 0x00 0x8000 Y CH - 0x01 0x8001 Y VOL + 0x02 0x8002 Y VOL - 0x03 0x8003 Y MU[...]

MPU-3050 (Gyro) (Invensense) LIS331DLH(Accel.) (STMicro) BCM20733M (BROADCOM) Bluetooth 3.0 Key Button ( 4 x 5 ) AA x 2 Battery DC-DC 2.8V LDO Power Management Bluetooth Remocon Bluetooth Receiver BCM20702M (BROADCOM) Bluetooth 4.0 Antenna Connector X-tal 20 MHz Antenna X-tal 24 MHz 3. M4 Block Diagram 2.8V LDO 256Kbit (E 2 PROM) 512Kbit (Serial Fl[...]

Main Item IC Manufacturer Function Remocon Vo i c e V oice Codec WM8950 Wolfson 16KHz Sampling of Audio data MEMS Mic. SPU0414HR5H Knowles Sensing V oice Motion Sensor Gyro Sensor ITG3050 Invensense Sensing a ngular velocity of X, Y , Z-axis Accelerometer MMA8452 Stmicro Sensing de vice tilt (Pitch & Roll angle) RF + Micom RF Antenna SDBTPTR301[...]

5. RF Pairing / Un-pairing Method Method Description RF Pairing  Method1 – If unpaired, just press "OK" button. – If paired, press "OK" button after unpairing.  Method 2 (Repairing) – Press “BACK" button for 5 sec. • When do pairing, the remote should make pairing request IR signal(0x75) to TV . • When TV [...]

- Introductions of WIFI built in ass’y Introductions of 12Y WIFI built in ass’y Built In Model - EM960 - LM960/860/760/670/660/661 (exc ept 7 2”) Dongle Model - LM620 - LS570 Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

WIFI Built in ass’y feature(LGIT) WIFI built in feature PIN USB int erface 15 V 2D M 3 DP 4 GND - Pin map - Block diagram Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

WIFI Built in Block-diagram(Arcadyan) Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

WIFI Built in ass’y Specification Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

표지 12Y Widevine & HDCP 2.0 & NETFLX Contents 1. Widevine? 2. HDCP 2.0 & NETFLIX? 3. DTCP? 4. Changed BOM Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

1. Widevine? [Widevine] Widevine is the Solution(Library) offering Adaptive Streaming and DRM. In BBTV , when special CP do service, this module is required key . Currently CP which is requested to widevine, is typically Australian Bigpond Live and North American CinemaNow . Furthermore, because the future will be th e spread of CP , widevine key d[...]

 HDCP 9 High-bandwidth Digital Content Protection 9 Protect high- v alue digital motion pictures, television progr ams and audio against unauthorized interception and copying between a digital set top box or digital video recorder and a digital TV or PC. 9 Specification developed by Intel Corporation to protect digital entertainment across the D[...]

3. DTCP? [DTCP] The Digital T ransmission Content Protection Specification defines a cryptogrphic protocol for protecting audio/video entertainment content from unauthorized copying, intercepting, and tampering as it traverses digital transmission mechanisms such as a high-performance serial bus that conforms to the IEEE 1394-1995 standard. Only le[...]

4. Changed BOM As-W as Current Æ Add  Add Item 1.Marlin (Y es/No) 2 .CNTV (Y es/No) 3.HDCP Tx (Y es/No) 4.DTCP Rx (Y es/No) 5.HDCP Rx (Y es/No) * CNTV [Y es] : China Smart TV Only Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

4. Changed BOM Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

Contents of LCD TV Standard Repair Process No. Error symptom (High category) Error symptom (Mid category) Pag eR e m a r k s 1 A. Video error No video/Normal audio 1 2 No video/No audio 2 3 Video error, video lag/stop, fail tunning 3, 4 4 Color error 5 5 Vertical/Horizontal bar, residual image, light spot, external device color error 6 6 B. Power e[...]

Normal audio Y N Move to No video/No audio No video Normal audio Check Back Light On with naked eye On Y N Check Power Board 12v,3.5v etc. Normal voltage Y N Replace T-con Board or module And Adjust VCOM Repair Power Board or parts Check Power Board 24v output Normal voltage Y Replace Inverter or module N Repair Power Board or parts End Alway s che[...]

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 Replace Power Board and repair parts N End Standard Repair Process A. V ideo error No video/ No audio ☞ A4 Established date Revised date 2/13 LCD TV Error symptom 2 2012.01.16 Copyright © 2012 LG Electronics. Inc. All r[...]

A. Picture Problem Picture broken/ Freezing Y N ☞ A6 N Check RF Signal level Normal Signal? Check RF Cable Connection 1. Reconnection 2. Install Booster Check S/W Version S/W Upgrade Check whether other equipments have problem or not. (By connecting RF Cable at other equipment) → DVD Player ,Set-Top-Box, Different maker TV etc` SVC Bulletin? Re[...]

Color error? Y N ※ Check and replace Link Cable (LVDS) and contact condition Y N Replace Main B/D Color error? Check error color input mode Check color by input -External Input -COMPONENT -RGB -HDMI/DVI Y External device /Cable normal External Input/ Component error Check external device and cable Y External device /Cable normal RGB/ HDMI/DVI err[...]

Screen normal? N Y Check external device connection condition Y N Check and replace Link Cable Normal? Y N Screen normal? Replace Main B/D (adjust VCOM) Replace module Check color condition by input -External Input -Component -RGB -HDMI/DVI End V ertical/Horizontal bar , residual image, light spot Request repair for external device A. V ideo error [...]

B. Power error No power Power LED On? Y N DC Power on by pressing Pow er Key On Remote control Y N Normal operation? Check Pow er On ‘”High” Check Power cord was inserted properly Check Power LED Replace Power B/D Measure voltage o f each outpu t of Pow er B/D N Y Normal voltage? Replace Main B/D Y OK? Replace Main B/D N Y Normal? Check ST-BY[...]

B. Power error Off w hen on, off w hile viewing, power auto on/off Error? N Y Check Pow er Off Mode Fix A/C cord & Outlet and check each 3 phase out Check A/C cord Check for all 3- phase power out Check outlet Replace Main B/D CPU A bnormal (If Pow er Off mode is not displaye d) Check Pow er B/D vol t a g e Y N Replace Main B/D Normal voltage? [...]

No audio Screen normal Check user menu > Speaker off Off N Y Cancel OFF Check audio B+ 24V of Pow er Board Normal vol t a g e Y N Replace Power 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[...]

→ abnormal audio/discontin uation/noise is same afte r “Check input signal” compared to No audio C. Audio error Wrecked audio/ discontinuation/noise Wrecked audio/ Discontinuation/ Noise for all audio Check and replace speaker and connector Wrecked audio/ Discontinuation/ Noise only for D-TV Wrecked audio/ Discontinuation/ Noise only for Anal[...]

D. General Function Problem Remote control & Local switch checking Y N 1. Remote control(R/C) operating error Check R/C itself Operation Normal operating? Normal operating? Y Close Replace R/C If R/C operate, Explain the customer cause is interference from light in room. Check R/C Operating When turn off light in room Check & Replace Baterr[...]

Check technical information - Fix information - S/W Version N Y Technical information? Check input signal Signal input? Y N External Input and Component Recognition error Check and fix 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 Exter[...]

Check location of noise Identify nose type Circuit noise Replace PSU(with LED driver) Replace LED driver Mechanical noise Check location of noise OR ※ When the nose is severe, replace the module (For models with fix information, upgrade the S/W or provide the description ) OR ※ If there is a “Tak Tak” noise from the cabinet, refer to the KM[...]

Replace module Zoom part with exterior damage Module damage Cabinet damage Replace cabinet Replace remote controller Remote controller damage Stand dent Replace stand F . Exterior defect Exterior defect Established date Revised date 13/13 LCD TV Error symptom Standard Repair Process 13 2012.01.16 Copyright © 2012 LG Electronics. Inc. All rights re[...]

Contents of LCD TV Standard Repair Process Detail T echnical Manual No. Error symptom Content Page Remarks 1 A. Video error_ No video/Normal audio Check LCD back light with naked eye A1 2 LED driver B+ 24V measuring method A2 3 Check White Balance value A3 4 Power Board voltage measuring method A4 6 A. Video error_ No video/Video lag/stop TUNER inp[...]

Contents of LCD TV Standard Repair Process Detail T echnical Manual No. E rror symp tom Content Page Remarks 21 B. Power error_No power Check front display LED A17 22 Check power input Voltage & ST-BY 5V A18 23 Checking method when power is ON A19 24 POWER BOARD voltage measuring method A4 25 26 B. Power error_Off when on, off while viewing POW[...]

Established date Standard Repair Process Detail T echnical Manual Revised date A1-1 Error symptom Content Check LCD back light w ith naked eye A. V ideo error_No video/Normal audio After turning on the power and disassemblin g the case, check with the naked eye, whether you can see li ght from 4 locations. <47/55LM96> LCD TV A1 2011. 12 .14 C[...]

Established date Standard Repair Process Detail T echnical Manual Revised date A1-2 Error symptom Content Check LCD back light w ith naked eye A. V ideo error_No video/Normal audio After turning on the power and disassemblin g the case, check with the naked eye, whether you can see li ght from 4 locations. <LM86> LCD TV A1 2011. 12 .14 Copyri[...]

Established date Standard Repair Process Detail T echnical Manual Revised date A1-3 Error symptom Content Check LCD back light w ith naked eye A. V ideo error_No video/Normal audio After turning on the power and disassemblin g the case, check with the naked eye, whether you can see li ght from 2 locations. <LM95> LCD TV A1 2011. 12 .14 Copyri[...]

Established date Standard Repair Process Detail T echnical Manual Revised date A1-4 Error symptom Content Check LCD back light w ith naked eye A. V ideo error_No video/Normal audio After turning on the power and disassemblin g the case, check with the naked eye, whether you can see li ght from 8 locations. <84LM96> LCD TV A1 2012. 08 .30 Copy[...]

Standard Repair Process Detail T echnical Manual LED driver B+ 24V measuring method A. V ideo error_No video/Normal audio A2-1 Established date Revised date Error symptom Content LCD TV A2 Check the DC 24V , 12V , 3. 5V and Inverter on ALEF LED 2011. 12 .14 14 Pin (Power Board ↔ D ri ver) PSU 1 ~ 5 24V 6 ~ 10 GND 11 Detect 12 Inverter On/Off 13 I[...]

Standard Repair Process Detail T echnical Manual LED driver B+ 24V measuring method A. V ideo error_No video/Normal audio A2-3 Established date Revised date Error symptom Content LCD TV A2 2011. 12 .14 <LM95> Check the DC 24V , 12V , 3. 5V and Inverter on Main PSU 12 Pin (P206) (Power Board ↔ D ri ver) PSU 1 ~ 5 24V 6 ~ 10 GND 11 A-DIM 12 I[...]

Standard Repair Process Detail T echnical Manual LED driver B+ 24V measuring method A. V ideo error_No video/Normal audio A2-4 Established date Revised date Error symptom Content LCD TV A2 2012. 08.30 < 84LM96 > Check the DC 24V , 12V , 3. 5V and Inverter on Main PSU 12 Pin (P202) (Power Board ↔ D ri ver) PSU 1 ~ 5 24V 6 ~ 10 GND 11 ERROR 1[...]

Entry method 1. Press the ADJ button on the remote controller for adjustment. 2. Enter into White Balance of item 6. 3. After recording the R, G, B (G AIN, Cut) value of Color T emp (Cool/Medium/W arm), re-enter the val ue after replacing the MAIN BOARD. Standard Repair Process Detail T echnical Manual Check White Balance value A. V ideo error_No v[...]

Standard Repair Process Detail T echnical Manual Power Board voltage measuri ng method A. V ideo error_No video/ Audio A5 Established date Revised date Error symptom Content LCD TV A4 Check the DC 24V , 12V , 3.5V . ALEF LED 2011. 12 .14 24 Pi n (P o w e r B o a r d ↔ M a i n B o a r d) - common SMAW200-H24S (YEONHO) 1 Power on 2 20V (24V) 3 20V [...]

Standard Repair Process Detail T echnical Manual Power Board voltage measuri ng method A. V ideo error_No video/ Audio A5 Established date Revised date Error symptom Content LCD TV A4 2011. 12 .14 Check the DC 24V , 12V , 3.5V . SLA VE PSU(72LM95) 24 Pi n (P o w e r B o a r d ↔ M a i n B o a r d) – Common SMAW200-H24S (YEONHO) 1 Power on 2 24V [...]

Standard Repair Process Detail T echnical Manual Power Board voltage measuri ng method A. V ideo error_No video/ Audio A5 Established date Revised date Error symptom Content LCD TV A4 2012. 08 .30 Check the DC 24V , 12V , 3.5V . SLA VE PSU(84LM96) 24 Pi n (P o w e r B o a r d ↔ M a i n B o a r d) – Common SMH200-H24S 1 Power on 2 24V 3 24V 4 24[...]

Settings Æ Set up Æ Manual T uning Æ select channel When the signal is strong, use the attenuator (-10dB, -15dB, -20dB etc.) Standard Repair Process Detail T echnical Manual TUNER input signal strength checking method A. V ideo error_Video error , video lag/stop <ALL MODELS> A6 Established date Revised date Error symptom Content LCD TV A6 [...]

Standard Repair Process Detail T echnical Manual LCD-TV Version checking method A. V ideo error_Video error , video lag/stop 1. Checking method for remote controller for adjustment Press the IN-ST AR T with the remote controller for adjustment V ersion <ALL MODELS> A7 Established date Revised date Error symptom Content LCD TV A7 2011. 12 .14 [...]

Standard Repair Process Detail T echnical Manual LCD TV connection diagram (1) A. V ideo error _V ertical/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> 2011. 12 .14 Copyright © 2012 LG[...]

Checking method: 1. Check the signal strength or check whether the scr een is normal when the external device is connected. 2. After measuring each voltage from power supply, finally replace the MAIN BOARD. Standard Repair Process Detail T echnical Manual TUNER checking part A. V ideo error_Video error , video lag/stop <ALL MODELS> A9 Establi[...]

Standard Repair Process Detail T echnical Manual Check Link Cable (LVDS) reconnection condition A. V ideo error_Color error Check the contact condition of the Link Cable, especially dust or mis insertion. A10-1 Established date Revised date Error symptom Content LCD TV A10 <47/55LM96XX/ LM86XX> 2011. 12 .14 Copyright © 2012 LG Electronics. I[...]

Standard Repair Process Detail T echnical Manual Check Link Cable (LVDS) reconnection condition A. V ideo error_Color error Check the contact condition of the Link Cable, especially dust or mis insertion. A10-2 Established date Revised date Error symptom Content LCD TV A10 <LM95XX> 2011. 12 .14 Copyright © 2012 LG Electronics. Inc. All right[...]

Standard Repair Process Detail T echnical Manual Check Link Cable (LVDS) reconnection condition A. V ideo error_Color error Check the contact condition of the Link Cable, especially dust or mis insertion. A10-3 Established date Revised date Error symptom Content LCD TV A10 <84LM96XX> 2012. 08 .30 Copyright © 2012 LG Electronics. Inc. All rig[...]

Standard Repair Process Detail T echnical Manual Adjustment Test pattern - ADJ Key A. V ideo error_Color error Y ou can view 6 types of patterns using the ADJ Key Checking item : 1. Defective pixel 2. Resi dual image 3. MODULE error (ADD-BAR,SCAN BAR..) 4.V ideo error (Classification of MODULE or Main-B/D!) A12 Established date Revised date Error s[...]

Solder defect, CNT Broken T - Con Defect, CNT Broken T - Con Defect, CNT Broken T - Con Defect, CNT Broken Solder defect, 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 [...]

Abnormal Power Section Solder defect, Short/Crack Abnormal Power Section Solder defect, Short/Crack Fuse Open, Abnormal power section Noise GRADA TION GRADA TION Abnormal Display Appendix : Exchange T -Con Board (2) A - 2 / 5 Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

Appendix : Exchange PSU(LED driver) No Light Dim Light Dim Light Dim Light No picture/Sound Ok A - 3 / 5 Copyright © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

Appendix : Exchange the Module (1) Panel Mura, Light 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 © 2012 LG Electronics. Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only[...]

V ertical Block Source T AB IC Defect Horizontal Block Gate T AB IC Defect Gate T AB IC Defect Gate T AB IC Defect V ertical Line Source T AB IC Defect Ve r t i c a l B l o c k Source T AB IC Defect Horizontal Block Gate T AB IC Defect Horizontal line Gate T AB IC Defect Gate T AB IC Defect Horizontal Block Gate T AB IC Defect Appendix : Exchange t[...]

Standard Repair Process Detail T echnical Manual Check front display LED B. Power error _No power A17-1 Established date Revised date Error symptom Content LCD TV A17 ST -BY condition: Red Power ON condition: T urn Off Front LED control : Menu Æ Option Æ Standby Light Æ ON/ Off 2011. 12 .14 Copyright © 2012 LG Electronics. Inc. All rights reser[...]

Standard Repair Process Detail T echnical Manual Check front display LED B. Power error _No power A17-2 Established date Revised date Error symptom Content LCD TV A17 - Logo Light - ST -BY condition: Logo Light ON Power ON condition : Logo Light T urn Off (after 10 minutes) Logo Light control : Menu Æ Option Æ LG Logo Light Æ ON/ Off 2012. 08 .3[...]

Standard Repair Process Detail T echnical Manual Check power input voltage and ST-BY 3.5V B. Power error _No power A18-1 Established date Revised date Error symptom Content LCD TV A18 Check the DC 24V , 12V , 3.5V . ALEF LED 2011. 12 .14 24 Pi n (P o w e r B o a r d ↔ M a i n B o a r d) - Common SMAW200-H24S (YEONHO) 1 Power on 2 20V (24V) 3 20V [...]

Standard Repair Process Detail T echnical Manual Check power input voltage and ST-BY 3.5V B. Power error _No power A18-2 Established date Revised date Error symptom Content LCD TV A18 2011. 12 .14 Check the DC 24V , 12V , 3.5V . SLA VE PSU 24 Pi n (P ower Bo ard ↔ Main Board ) SMAW200-H24S (YEONHO) 1 Power on 2 24V 3 24V 4 24V 5 GND 6 GND 7 GND 8[...]

Standard Repair Process Detail T echnical Manual Check power input voltage and ST-BY 3.5V B. Power error _No power A18-3 Established date Revised date Error symptom Content LCD TV A4 2012. 08 .30 Check the DC 24V , 12V , 3.5V . SLA VE PSU 24 Pi n (P o w e r B o a r d ↔ M a i n B o a r d) - Common SMH200-H24S 1 Power on 2 24V 3 24V 4 24V 5 GND 6 G[...]

Standard Repair Process Detail T echnical Manual Checking method when power is ON B. Power error _No power A19-1 Established date Revised date Error symptom Content LCD TV A19 Check “power on” pin is high 2011. 12 .14 ALEF LED 24 Pi n (P o w e r B o a r d ↔ M a i n B o a r d) - Common SMAW200-H24S (YEONHO) 1 Power on 2 20V (24V) 3 20V (24V) 4[...]

Standard Repair Process Detail T echnical Manual Checking method when power is ON B. Power error _No power A19-2 Established date Revised date Error symptom Content LCD TV A19 Check “power on” pin is high 2011. 12 .14 SLA VE PSU 24 Pi n (P ower Bo ard ↔ Main Board ) SMAW200-H24S (YEONHO) 1 Power on 2 24V 3 24V 4 24V 5 GND 6 GND 7 GND 8 GND 9 [...]

24 Pi n (P o w e r B o a r d ↔ M a i n B o a r d) - Common SMH200-H24S 1 Power on 2 24V 3 24V 4 24V 5 GND 6 GND 7 GND 8 GND 9 3.5V 10 3.5V 11 3.5V 12 3.5V 13 GND 14 GND 15 GND 16 N.C 17 12V 18 DRV ON 19 12V 20 N.C 21 12V 22 P-DIM 23 N.C 24 ERROR Standard Repair Process Detail T echnical Manual Checking method when power is ON B. Power error _No p[...]

Entry method 1. Press the IN-ST AR T button of the remote controller for adjustment 2. Check the entry in to adjustment item 3 Standard Repair Process Detail T echnical Manual POWER OFF MODE checking method B. Power error _Off when on, off w hiling viewing <ALL MODELS> A22 Established date Revised date Error symptom Content LCD TV A22 2011. 1[...]

Checking method 1. Press the Setting button on the remote controller 2. Select the Sound function of the Menu 3. Select the Sound Setting 4. Select TV Speaker from Of f to On Standard Repair Process Detail T echnical Manual Checking method in menu when there is no audio C. Audio error_No audio/Normal video <ALL MODELS> A24 Established date Re[...]

Checking order when there is no audio ① Check the contact condition of or 24V connector of Main Board ② Measure the 24V input voltage supplied from Power Board (If there is no input voltage, remove and check the connector) ③ Connect the tester RX1 to the speak er terminal and if you hear the Chik Chik sound when you touch the GND and output t[...]

Checking order when there is no audio ① Check the contact condition of or 24V connector of Main Board ② Measure the 24V input voltage supplied from Power Board (If there is no input voltage, remove and check the connector) ③ Connect the tester RX1 to the speak er terminal and if you hear the Chik Chik sound when you touch the GND and output t[...]

Checking order when there is no audio ① Check the contact condition of or 24V connector of Main Board ② Measure the 24V input voltage supplied from Power Board (If there is no input voltage, remove and check the connector) ③ Connect the tester RX1 to the speak er terminal and if you hear the Chik Chik sound when you touch the GND and output t[...]

Checking order 1, 2. Check IR cable c ondition between IR & Main board. 3. Check the st -by 3.3V on the terminal 6. 4. When checking the Pre-Amp w hen the power is in ON condition, it is normal when the Analog T ester needle moves slowly , and defec tive when it does not move at all. Standard Repair Process Detail T echnical Manual Remote contr[...]