LG 43UF690 Series Service Manual Download Page 120

Page: 120 / 127

Established

date

Standard Repair Process Detail Technical Manual

Revised

date

A18

Error

symptom

Content

Check power input voltage and ST-BY 3.5V

B. Power error _No power

A18

Check the DC 24V, 12V, 3.5V.

<55/65UG87>

<49/55/60/65UF85>

Only for training and service purposes

LGE Internal Use Only

Summary of Contents for 43UF690 Series

Page 1: ... MODEL 43 49UF690 43 49UF690 Z 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: ...ights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 11 BLOCK DIAGRAM 21 EXPLODED VIEW 23 SCHEMATIC CIRCUIT DIAGRAM APPENDIX TROUBLE SHOOTING GUIDE APPENDIX ...

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

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: ...a Lithuania Poland Portugal Romania Albania Bosnia Slovakia Belarus DTV MPEG2 4 DVB T2 11 countries UK Ireland Sweden Denmark Finland Norway Ukraine Kazakhstan Russia Italy Croatia Serbia DTV MPEG2 4 DVB C 37 countries Germany Netherland Switzerland Hungary Austria Slovenia Bulgaria France Spain Italy Belgium Russia Luxemburg Greece Czech Cro atia Turkey Morocco Ireland Latvia Estonia Lithuania Po...

Page 7: ...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 2 2 3 3 4 5 6 7 8 64 QAM 1 2 2 3 3 4 5 6 7 8 DVB T2 Guard Interval Bitrate_Mbit s 1 4 1 8 1 16 1 32 1 128 19 128 19 256 Modulation Code Rate QPSK 1 2 2 5 2 3 3 4 5 6 16 QAM 1 2 2 5 2 3 3 4 5 6 64 QAM 1 2 2 5 2 3 3 4 5 6 256 QAM 1 2 2 5 2 3 3 4 5 6 DVB C Symbolrate 4 0 Msymbols s to 7 2 Msymbols s Modulation 16Q...

Page 8: ...DTV DVD 480I 3 720 480 31 50 60 27 027 SDTV 480P 4 720 480 31 47 59 94 27 0 SDTV 480P 5 1280 720 45 00 60 00 74 25 HDTV 720P 6 1280 720 44 96 59 94 74 176 HDTV 720P 7 1920 1080 33 75 60 00 74 25 HDTV 1080I 8 1920 1080 33 72 59 94 74 176 HDTV 1080I 9 1920 1080 67 500 60 148 50 HDTV 1080P 10 1920 1080 67 432 59 94 148 352 HDTV 1080P 11 1920 1080 27 000 24 000 74 25 HDTV 1080P 12 1920 1080 26 97 23 9...

Page 9: ...0P 18 1920 1080 33 75 30 00 79 20 HDTV 1080P 19 1920 1080 56 25 50 00 148 50 HDTV 1080P 20 1920 1080 67 43 59 94 148 35 HDTV 1080P 21 1920 1080 67 50 60 00 148 50 HDTV 1080P 22 3840 2160 53 95 23 98 297 00 UDTV 2160P UHD only 23 3840 2160 54 00 24 00 297 00 UDTV 2160P UHD only 24 3840 2160 56 25 25 00 297 00 UDTV 2160P UHD only 25 3840 2160 61 43 29 97 297 00 UDTV 2160P UHD only 26 3840 2160 67 50...

Page 10: ... 37 87 60 31 40 00 VESA SVGA 5 1024 768 48 36 60 00 65 00 VESA XGA 6 1152 864 54 34 60 05 80 00 VESA 7 1280 1024 63 98 60 02 109 00 VESA SXGA FHD only 8 1360 768 47 71 60 01 85 00 VESA WXGA 9 1920 1080 67 50 60 00 158 40 WUXGA CEA 861D FHD only 10 3840 2160 67 50 30 00 297 00 UDTV 2160P UHD only 11 3840 2160 56 25 25 00 297 00 UDTV 2160P UHD only 12 3840 2160 54 00 24 00 297 00 UDTV 2160P UHD only...

Page 11: ...circumstance of above 15 C for 2 hours In case of keeping module is in the circumstance of below 20 C it should be placed in the circumstance of above 15 C for 3 hours Caution When still image is displayed for a period of 20 minutes or longer Especially where W B scale is strong Digital pattern 13ch and or Cross hatch pattern 09ch there can some afterimage in the black level area 3 Automatic Adjus...

Page 12: ...itialized Not always It is impossible to download by bar code scan so It need Manual download 1 Press the Instart key of Adjustment remote control 2 Go to the menu 7 Model Number D L like below photo 3 Input the Factory model name ex 47LB650V ZA or Serial number like photo 4 Check the model name Instart menu Factory name displayed ex 47LB650V ZA 5 Check the Diagnostics DTV country only Buyer model...

Page 13: ...1 01 01 01 10 01 19 01 03 80 A0 5A 78 0A EE 91 A3 54 4C 99 26 20 0F 50 54 A1 08 00 31 40 45 40 61 40 71 40 81 80 30 01 01 01 01 01 01 08 E8 00 30 F2 70 5A 80 B0 58 40 8A 00 40 84 63 00 00 1E 02 3A 80 18 71 38 2D 40 50 58 2C 45 00 40 84 63 00 00 1E 00 00 00 FD 00 3A 60 3E 1E 88 3C 00 0A 20 20 20 20 20 20 00 00 00 FC 70 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 01 A0 0 1 2 3 4 5 6 7 8 9 A B C D E F ...

Page 14: ...0 1E 6D 01 00 01 01 01 01 10 01 19 01 03 80 A0 5A 78 0A EE 91 A3 54 4C 99 26 20 0F 50 54 A1 08 00 31 40 45 40 61 40 71 40 81 80 30 01 01 01 01 01 01 08 E8 00 30 F2 70 5A 80 B0 58 40 8A 00 40 84 63 00 00 1E 02 3A 80 18 71 38 2D 40 50 58 2C 45 00 40 84 63 00 00 1E 00 00 00 FD 00 3A 60 3E 1E 88 3C 00 0A 20 20 20 20 20 20 00 00 00 FC 70 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 01 A0 0 1 2 3 4 5 6 7 8...

Page 15: ...0 1E 6D 01 00 01 01 01 01 10 01 19 01 03 80 A0 5A 78 0A EE 91 A3 54 4C 99 26 20 0F 50 54 A1 08 00 31 40 45 40 61 40 71 40 81 80 30 01 01 01 01 01 01 08 E8 00 30 F2 70 5A 80 B0 58 40 8A 00 40 84 63 00 00 1E 02 3A 80 18 71 38 2D 40 50 58 2C 45 00 40 84 63 00 00 1E 00 00 00 FD 00 3A 60 3E 1E 88 3C 00 0A 20 20 20 20 20 20 00 00 00 FC 70 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 01 A0 0 1 2 3 4 5 6 7 8...

Page 16: ...zer Matrix should be calibrated using CS 100 0 1 2 3 4 5 6 7 8 9 A B C D E F 00 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 01 01 01 01 01 19 01 03 80 A0 5A 78 0A EE 91 A3 54 4C 99 26 0F 0F 50 54 A1 08 00 31 40 45 40 61 40 71 40 81 80 01 01 01 01 01 01 01 02 3A 80 18 71 38 2D 40 58 2C 45 45 00 40 84 63 00 00 1E 66 21 50 B0 51 00 1B 30 40 40 70 36 00 40 84 63 00 00 1E 00 00 00 FD 00 3A 3E 3E 1E 53 10 00...

Page 17: ...L MEDIUM WARM 3 modes of color temperature G fix adjustment Adjust modes Cool Fix the G gain to 172 default data and change the others G B Gain Adjust two modes Medium Warm Fix the one of R G B gain to 192 default data and decrease the others If internal pattern is not available use RF input In EZ Adj menu 7 White Balance you can select one of 2 Test pattern ON OFF Default is inner ON By selecting...

Page 18: ...ent remote control 3 You must remove the pairing with the TV Set by select Mute OK Key on the Adjustment remote control 4 5 Option selection per country 4 5 1 Overview Option selection is only done for models in AJ JA IL 4 5 2 Method 1 Press ADJ key on the Adjustment remote control then select Country Group Menu 2 Depending on destination select Country Group Code or Country Group then on the lowe...

Page 19: ...over to I P check automatically Remove CORD A V form AV JACK BOX Perform I P test If NG Buzzer will sound to inform the operator If OK Good lamp will lit up and the stopper will allow the pallet to move on to next process 5 2 Checkpoint TEST voltage GND 1 5 KV min at 100 mA SIGNAL 3 KV min at 100 mA TEST time 1 second TEST POINT GND TEST POWER CORD GND SIGNAL CABLE METAL GND Internal Pressure TEST...

Page 20: ...ically Download 3 Show the message Copying files from memory 4 Updating is starting 5 Updating completed the TV will restart automatically 6 If your TV is turned on check your updated version and Tool option explain the Tool option next stage If downloading version is more new 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...

Page 21: ...ER T2 C A TUNER S2 DVB S DEMOD S2 LNB USB2 2 0 51P eMMC 4GB Sub Micom RENESAS R5F100GEAFB DDR3 1866 X 32 512MB X 2EA P_TS X_TAL 24MHz T2 C S2 W O AD A B X_TAL 32 768KHz I2S Out I2C 4 Vx1 USB P_TS I2C 1 H P AV COMP SCART IN OUT OCP OCP R E A R H CVBS YPbPr CVBS RGB SPDIF OUT ETHERNET I2C 3 HW Port SUB ASSY IR KEY LOGO LIGHT Ready WIFI BT Combo USB_WIFI CVBS SMARTCARD_I F B CAS B CAS JAPAN SPI FLASH...

Page 22: ...ER S2 DVB S DEMOD S2 LNB USB2 2 0 51P 41P eMMC 4GB Sub Micom RENESAS R5F100GEAFB DDR3 1866 X 32 512MB X 2EA P_TS X_TAL 24MHz T2 C S2 W O AD A B X_TAL 32 768KHz I2S Out I2C 4 Vx1 USB P_TS I2C 1 H P AV COMP SCART IN OUT OCP OCP R E A R CVBS YPbPr CVBS RGB SPDIF OUT ETHERNET I2C 3 HW Port SUB ASSY IR KEY LOGO LIGHT Ready WIFI BT Combo USB_WIFI CVBS SMARTCARD_I F B CAS B CAS JAPAN SPI FLASH BOOT 32Mbi...

Page 23: ...ED VIEW Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent Shock Fire or other Hazards Do not modify the original design without permission of manuf...

Page 25: ... E3 SPI_CZ2 GPIO_PM10 GPIO23 F2 DDCA_CK UART0_RX GPIO11 N5 DDCA_DA UART0_TX GPIO12 P5 GPIO67 TX1 C9 GPIO68 RX1 A10 GPIO69 TX2 E9 GPIO70 RX2 F9 GPIO71 TX3 F10 GPIO72 RX3 G10 GPIO76 TX4 D9 GPIO77 RX4 M7 GPIO94 TX5 P6 GPIO95 RX5 N6 GPIO62 A12 GPIO63 A13 GPIO64 C12 GPIO65 B12 GPIO66 C11 GPIO73 B10 GPIO74 C10 GPIO75 B11 GPIO81 TX2 F6 GPIO82 RX2 F5 GPIO88 SCK0 K6 GPIO89 SDA0 L7 DDCR_CK GPIO59 C16 DDCR_D...

Page 26: ...DDC_36 AH22 AVDDL_PREDRV_1 W23 AVDDL_PREDRV_2 Y23 AVDDL_MOD_1 W24 AVDDL_MOD_2 Y24 AVDD15_MOD_1 Y25 AVDD15_MOD_2 Y26 AVDDL_USB3_1 AF14 AVDDL_USB3_2 AF15 VDDC_CPU_1 AA21 VDDC_CPU_2 AA27 VDDC_CPU_3 AA28 VDDC_CPU_4 AA29 VDDC_CPU_5 AB21 VDDC_CPU_6 AB22 VDDC_CPU_7 AB23 VDDC_CPU_8 AB24 VDDC_CPU_9 AB25 VDDC_CPU_10 AB26 VDDC_CPU_11 AB27 VDDC_CPU_12 AB28 VDDC_CPU_13 AB29 VDDC_CPU_14 AC21 VDDC_CPU_15 AC22 VD...

Page 27: ... B8 DQU7 A3 VREFCA M8 VREFDQ H1 ZQ L8 VDD_1 B2 VDD_2 D9 VDD_3 G7 VDD_4 K2 VDD_5 K8 VDD_6 N1 VDD_7 N9 VDD_8 R1 VDD_9 R9 VDDQ_1 A1 VDDQ_2 A8 VDDQ_3 C1 VDDQ_4 C9 VDDQ_5 D2 VDDQ_6 E9 VDDQ_7 F1 VDDQ_8 H2 VDDQ_9 H9 NC_1 J1 NC_2 J9 NC_3 L1 NC_4 L9 NC_6 T7 VSS_1 A9 VSS_2 B3 VSS_3 E1 VSS_4 G8 VSS_5 J2 VSS_6 J8 VSS_7 M1 VSS_8 M9 VSS_9 P1 VSS_10 P9 VSS_11 T1 VSS_12 T9 VSSQ_1 B1 VSSQ_2 B9 VSSQ_3 D1 VSSQ_4 D8 ...

Page 28: ... I2C_SCL5 R607 0 I2C_SDA5 R617 0 I2C_SDA2 I2C_SCL2 R642 0 R643 0 COMPENSATION_DONE_1 COMPENSATION_DONE_1 DPC_CTRL DPC_CTRL 12V_ON 12V_ON L600 PZ1608U121 2R0TF R644 0 C601 2 2uF C603 2 2uF C602 2 2uF C604 2 2uF C614 5pF C615 5pF IC100 LGE5331 LM15U RXA0N T2 RXA0P T3 RXA1N U2 RXA1P U3 RXA2N V2 RXA2P V1 RXACKN R3 RXACKP T1 DDCDA_CK GPIO42 W1 DDCDA_DA GPIO43 W2 HOTPLUGA GPIO34 V3 CEC GPIO5 W3 RXB0N N2...

Page 29: ...286 W8 GND_287 W9 GND_288 W10 GND_289 W11 GND_290 W15 GND_291 W16 GND_292 W17 GND_293 W18 GND_294 W19 GND_295 W20 GND_296 W21 GND_297 W22 GND_298 W27 GND_299 W28 GND_300 W29 GND_301 W30 GND_302 W31 GND_303 Y9 GND_304 Y10 GND_305 Y11 GND_306 Y15 GND_307 Y16 GND_308 Y17 GND_309 Y18 GND_310 Y19 GND_311 Y20 GND_312 Y21 GND_313 Y22 GND_314 Y30 GND_315 Y31 GND_316 Y34 GND_317 Y37 GND_318 AA7 GND_319 AA8...

Page 30: ...ADDR 11 CAM_CD1_N CI_MDI 0 R921 10K CI_SLOT R912 100 CI_SLOT AR909 33 CI_SLOT C904 0 1uF CI_SLOT PCM_5V_CTL R916 10K CI_MIVAL_ERR CI_MDI 7 TPI_DATA 3 CI_CD1 GND CI_OE 5V_CI_ON AR903 33 CI_SLOT CI_MDI 1 CI_OE TPI_DATA 4 R914 47 CI_SLOT CI_ADDR 5 AR905 33 CI_SLOT JK900 10125901 115LF CI_SLOT G1 G2 57 21 52 16 10 47 41 5 36 59 23 45 54 18 49 43 13 7 38 2 25 56 20 51 15 9 46 40 4 35 58 22 53 17 11 48 ...

Page 31: ...11 0 1uF 16V R2359 2K OPT C2338 1uF 25V OPT C2361 0 1uF 16V R2326 10K R2350 100K 1 16W 5 C2330 0 1uF 16V C2307 0 015uF 50V L2322 MLB 201209 0120P N2 R2331 1 8K POWER_ON OFF2_4 C2329 10uF 10V C2339 10uF 10V ZD2302 2 5V DCDC_DIODE IC2303 BD9D321EFJ ROHM_BD9D321_1 5V_DDR_DCDC 3 VREG 2 FB 4 SS 1 EN 5 GND 6 SW 7 BOOT 8 VIN 9 EP C2301 10uF 25V 12V C2358 2200pF 50V C2308 22uF 10V POWER_ON OFF2_3 Q2302 1 ...

Page 32: ...RE_DCDC_FET S D G R2507 1K R2509 33 1 16W 5 R2510 100 1 16W 1 C2506 330pF 50V 3 3V_NORMAL 1 1V_VDDC C2500 0 1uF 16V OPT 3 3V_NORMAL C2507 22uF 10V R2513 10K TU_JP EU_UF77_ESD R2504 13K 1 16W 1 R2500 10K 3 3V_NORMAL CORE_VID0 Q2500 2N7002KA KEC_CORE_DCDC_FET G D S R2501 0 5 IC2501 MP8762HGLE Z 3 FB 2 FREQ 4 SS 1 EN 6 PG 5 AGND 7 VCC 8 BST 9 IN_1 10 PGND_1 11 PGND_2 12 PGND_3 13 PGND_4 14 IN_2 15 SW...

Page 33: ... SDA11 14 P51 INTP2 SO11 15 P17 TI02 TO02 16 P16 TI01 TO01 INTP5 17 P15 PCLBUZ1 SCK20 SCL20 18 P14 RXD2 SI20 SDA20 19 P13 TXD2 SO20 20 P12 SO00 TXD0 TOOLTXD 21 P11 SI00 RXD0 TOOLRXD SDA00 22 P10 SCK00 SCL00 23 P146 24 P147 ANI18 25 P27 ANI7 26 P26 ANI6 27 P25 ANI5 28 P24 ANI4 29 P23 ANI3 30 P22 ANI2 31 P21 ANI1 AVREFM 32 P20 ANI0 AVREFP 33 P130 34 P01 TO00 RXD1 35 P00 TI00 TXD1 36 P140 PCLBUZ0 INT...

Page 34: ...TA2 16 SDA 7 TMDS_DATA0 6 TMDS_DATA1 15 SCL R3331 33 R3332 33 R3333 33 R3334 33 DDC_SDA_3 IC3301 BR24G02FJ 3GTE2 ROHM_HDMI_EXT_EDID 3 A2 2 A1 4 GND 1 A0 5 SDA 6 SCL 7 WP 8 VCC IC3301 1 AT24C02C SSHM T ATMEL_HDMI_EXT_EDID 3 A2 2 A1 4 GND 1 A0 5 SDA 6 SCL 7 WP 8 VCC Q3301 2N3904S KEC_HDMI_HPD_2_TR E B C Q3303 2N3904S KEC_MHL_TR E B C Q3302 2N3904S KEC_HDMI_EXT_EDID_TR E B C Q3304 2N3906S RTK KEC_MHL...

Page 35: ...DET C3811 47pF 50V R3832 0 NON_MOLD_B C_ESD TP3801 C3807 1000pF 50V OPT COMP1_Pr C3818 0 1uF 16V R3822 100 1 16W 5 C3803 100pF 50V OPT COMP1_DET R3808 75 1 4W 1 VA3807 5 5V OPT R3805 0 3 3V_NORMAL HP_LOUT_AMP R3831 0 COMP1 AV1 DVI_R_IN C3802 560pF 50V OPT 3 3V_NORMAL JK3800 JST1223 001 1 GND 2 VCC 3 VINPUT 4 FIX_POLE R3802 1K HP_DET R3803 1K VA3801 5 6V C3815 10pF 50V C3808 1000pF 50V OPT C3813 27...

Page 36: ... 5V_ST 11 SCL 6 USB_DP 1 GND 15 IR 10 GND 5 NC 19 GND WOL WIFI_POWER_ON IC4100 AP2191WG 7 3 FLG 2 GND 4 EN 1 OUT 5 IN 3 5V_ST R4116 10K 1 R4112 100 C4111 0 1uF UG87_EMS C4103 0 1uF WIFI_EN D4100 RCLAMP0502BA IC4101 AO R123C7G LG IR_PROTO G GND V VS O OUT R4110 10K 5 KEY1 LOGO_LIGHT 3 5V_ST R4104 1K LOGO_LIGHT IR 3 5V_WIFI C4109 5pF 50V R4103 330 1 16W 5 IR_PROTO R4102 10K LOGO_LIGHT IR 3 5V_ST C41...

Page 37: ...312 22uF 10V SSUSB_RXP USB_DM3 C4313 10uF 10V JK4301 1 5205 56209 OPT CLPLUS_USB3 0_JACK 1 VBUS 2 D 3 D 4 GND 5 STDA_SSRX 6 STDA_SSRX 7 GND_DRAIN 8 STDA_SSTX 9 STDA_SSTX 10 SHIELD SSUSB_TXP 5V_USB_3 JK4301 SJ113262 JAE_USB3 0_JACK 1 VBUS 2 D 3 D 4 GND 5 STDA_SSRX 6 STDA_SSRX 7 GND_DRAIN 8 STDA_SSTX 9 STDA_SSTX 10 SHIELD ZD4302 5V 5V_USB_3_DIODE USB_DP3 SSUSB_RXN D4304 6 5VTO11 0V RCLAMP0544T TCT U...

Page 38: ...O_R_IN 3 AUDIO_L_OUT 4 AUDIO_GND 5 B_GND 6 AUDIO_L_IN 7 B_OUT 8 ID 9 G_GND 10 D2B_IN 11 G_OUT 12 D2B_OUT 13 R_GND 14 RGB_GND 15 R_OUT 16 RGB_IO 17 SYNC_GND1 18 SYNC_GND2 19 SYNC_OUT 20 SYNC_IN 21 COM_GND 22 AV_DET SC_L_IN DTV MNT_V_OUT C4601 1000pF 50V EU VA4602 5 6V EU C4606 68pF 50V EU R4616 15K EU SC_DET VA4604 5 5V EU DTV MNT_R_OUT R4615 0 EU R4612 12K EU AV2 DTV MNT_L_OUT SC_ID R4601 10K EU A...

Page 39: ...S IN THE SYMBOL MARK OF THE SCHEMETIC LAN_H 2014 12 15 50 LM15U EPHY_RDN EPHY_TDP EPHY_RDP EPHY_TDN VA5002 5 5V C5001 0 01uF 50V VA5000 5 5V VA5003 5 5V C5000 0 1uF 16V VA5001 5 5V JK5000 RJ45VT 01SN002 OLD_LAN_JACK 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 JK5000 1 BS RV30330 NEW_LAN_JACK_ESD 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 Ethernet Block Copyright 2015 LG Electronics Inc All rights reserved Only f...

Page 40: ... 1uF 10V 0 1uF C5805 16V C5806 1000pF 50V R5808 3 3 1 10W 5 C5817 1uF 10V C5816 390pF 50V R5805 100 1 16W C5807 22000pF 50V R5809 3 3 1 10W 5 L5800 UBW2012 121F C5800 1uF 10V 10uF C5809 35V R5801 10K 0 1uF C5824 50V R5812 4 7K C5812 22000pF 50V R5814 4 7K C5802 33pF 50V L5802 10 0uH NRS6045T100MMGK TAIYO_AMP_COIL P5800 WAFER ANGLE 1 2 3 4 L5801 PZ1608U121 2R0TF L5802 1 10 0uH GET_AMP_COIL SM 6045 ...

Page 41: ...1K EU R6008 33K EU Q6000 MMBT3904 NXP EU E B C L6000 EU R6007 100K 1 16W 5 OPT R6010 470K OPT SCART_AMP_L_FB SCART_AMP_L_FB IC6000 AZ4580MTR E1 EU 3 IN1 2 IN1 4 VEE 1 OUT1 5 IN2 6 IN2 7 OUT2 8 VCC R6012 100K 1 16W 5 OPT Q6001 MMBT3904 NXP EU E B C R6000 2 2K EU C6012 330pF EU DTV MNT_L_OUT C6002 6800pF OPT SCART_Lout DTV MNT_R_OUT C6000 10uF EU C6003 33pF EU R6016 5 6K EU Q6002 RT1P141C T112 EU_SC...

Page 42: ...10K R6104 43K 1 C6100 1uF 10V NON_CN_DRA C6103 1uF 10V HP_LOUT_AMP R6105 4 7K HP_LOUT_MAIN C6102 1uF 10V R6103 43K 1 C6105 1uF 10V R6106 43K 1 SIDE_HP_MUTE C6108 10pF 50V HP_ROUT_MAIN 3 3V_NORMAL R6102 43K 1 R6107 0 OPT IC6100 TPA6138A2 3 OUTR 2 INR 4 GND_1 1 INR 6 VSS 5 MUTE 7 CN 8 CP 9 VDD 10 GND_2 11 UVP 12 OUTL 13 INL 14 INL C6109 18pF R6100 10K C6101 1uF 10V NON_CN_DRA R6108 0 OPT 3 3V_NORMAL...

Page 43: ...6 VPP C7 I O C8 RESERVED S1 SW1 S2 SW2 R6304 2 7K JAPAN R6313 75 JAPAN L6300 BLM18PG121SN1D JAPAN R6300 33 JAPAN IC6300 TDA8024TT JAPAN 3 5V 3V 2 CLKDIV2 4 PGND 1 CLKDIV1 6 VDDP 5 S2 7 S1 8 VUP 9 PRES 10 PRES 11 I O 12 AUX2 13 AUX1 14 CGND 15 CLK 16 RST 17 VCC 18 PORADJ 19 CMDVCC 20 RSTIN 21 VDD 22 GND 23 OFF 24 XTAL1 25 XTAL2 26 I OUC 27 AUX1UC 28 AUX2UC 3 3V_NORMAL C6307 0 33uF 16V JAPAN R6305 2...

Page 44: ...K TU_K M W_TW BR CO C6503 47pF 50V OPT 3 3V_NORMAL I2C_SDA2_TU FE_DEMOD2_TS_SYNC FE_DEMOD1_TS_CLK C6504 0 1uF TU_K M W_TW BR CO FE_DEMOD1_TS_DATA 0 7 FE_DEMOD1_TS_ERROR C6506 0 1uF TU_M W FE_DEMOD2_TS_ERROR IC6500 AP2132MP 2 5TRG1 TU_M W 3 VIN 2 EN 4 VCTRL 1 PG 5 NC 6 VOUT 7 ADJ 8 GND 9 EP TU_CVBS FE_DEMOD1_TS_DATA 4 FE_DEMOD2_TS_CLK RF_SWITCH_CTL_TU FE_DEMOD1_TS_DATA0_1 R6502 0 TU_K M W_NON_JP RF...

Page 45: ...D5 23 D6 24 D7 25 RESET_DEMOD 26 3 3V_DEMOD 27 SCL_DEMOD 28 1 2V_DEMOD 29 NC_6 30 SDA_DEMOD 47 SHIELD B1 B1 A1 A1 TU6702 4 TDJM C401D TDJM C401D 1 3 3V 2 NC_1 3 NC_2 4 SCL_RF 5 SDA_RF 6 NC_3 7 NC_4 8 SIF 9 CVBS 10 NC_5 11 3 3V_RF 12 ERROR 13 GND_1 14 MCLK 15 SYNC 16 VAILD 17 D0 18 D1 19 D2 20 D3 21 D4 22 D5 23 D6 24 D7 25 RESET_DEMOD 26 3 3V_DEMOD 27 SCL_DEMOD 28 1 2V_DEMOD 29 NC_6 30 SDA_DEMOD 47...

Page 46: ...S23L LNB_TSC IC6900 A8303SESTR T LNB_ALLEGRO 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 D6902 30V LNB_ONSEMI D6902 1 30V SS23L LNB_TSC R6903 39K 1 16W 1 LNB A_GND A_GND L6900 15uH LPH6050T 150M R LNB R6905 0 LNB R6908 0 JAPAN IC6900 1 DT1803 LNB_DMBT 1 NC_1 3 NC_2 7 SCL 9 ADD 10 TONECTRL...

Page 47: ...E B C Q7201 2N7002KA G D S R7232 0 TXDAN2_L 3 3V_NORMAL R7224 100 3 3V_NORMAL TCON_I2C_EN R7228 10K C7201 10uF 25V R7212 4 7K OPT R7214 33 OPT R7219 0 L7200 MLB 201209 0120P N2 R7203 10K OPT Q7200 2N7002KA G D S 1 8V R7200 33 OPT R7215 33 OPT 3D L_DIM_EN R7225 10K 3 3V_NORMAL I2C_SCL6 TXDAP2_L PANEL_VCC R7211 33 OPT LOCKAn TXDAP4_L L_DIM_EN TXDAN0_L R7202 10K OPT PWM_DIM PWM_TCON_OUT R7233 0 DATA_...

Page 48: ... L1 NC_73 L2 NC_74 L3 NC_75 L12 NC_76 L13 NC_77 L14 NC_78 M1 NC_79 M2 NC_80 M3 NC_81 M7 NC_82 M8 NC_83 M9 NC_84 M10 NC_85 M11 NC_86 M12 NC_87 M13 NC_88 M14 NC_89 N1 NC_90 N3 NC_91 N6 NC_92 N7 NC_93 N8 NC_94 N9 NC_95 N10 NC_96 N11 NC_97 N12 NC_98 N13 NC_99 N14 NC_100 P1 NC_101 P2 NC_102 P8 NC_103 P9 NC_104 P11 NC_105 P12 NC_106 P13 NC_107 P14 EMMC_STRB AR8100 0 1 16W C8104 2 2uF 10V AR8102 0 1 16W ...

Page 49: ... 7500 3 5V_ST C6809 0 1uF RS232C ZD6803 20V ADUC 20S 02 010L OPT C6813 0 1uF RS232C C6810 0 1uF RS232C RIN1 IC6801 MAX3232CDR EAN41348201 RS232C 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 DOUT1 C6808 0 1uF RS232C ZD6802 ADUC 20S 02 010L 20V OPT R6820 100 RS232C SOC_RX C6811 0 1uF RS232C SOC_TX R6821 100 RS232C RS 232C Control INTERFAC...

Page 50: ...OT_SMD_EMI_10 5T MDS62110209 M4113 1 USB1_BOT_SMD_8 5T GASKET_8 0X6 0X8 5H MDS62110225 M4100 GASKET_8 0X6 0X10 5H HDMI1_BOT_SMD_10 5T MDS62110225 M4115 1 GASKET_8 0X6 0X10 5H HDMI_BOT_SMD_10 5T MDS62110225 M4107 GASKET_8 0X6 0X10 5H OPT MDS62110225 M4103 GASKET_8 0X6 0X10 5H OPT MDS62110225 M4101 GASKET_8 0X6 0X10 5H OPT MDS62110225 M4106 GASKET_8 0X6 0X10 5H TU_JP MDS62110225 M4110 GASKET_8 0X6 0...

Page 51: ... GASKET_8 0X6 0X10 5H TU_BOT_SMD1_10 5T MDS62110225 M13701 GASKET_8 0X6 0X10 5H TU_BOT_SMD2_10 5T MDS62110225 M13702 GASKET_8 0X6 0X10 5H TU_BOT_SMD3 R6701 1 1000pF 630V TU_GND_A1_1nF C6700 1 1000pF 630V TU_GND_A4_1nF MDS62110214 M13700 1 TU_BOT_SMD1_9 5T GASKET_8 0X6 0X9 5H MDS62110214 M13701 1 TU_BOT_SMD2_9 5T GASKET_8 0X6 0X9 5H LM15U ONLY LM15U URSA TUNER EMS GND SEPERATION GND_A GND_B JP AJJA...

Page 53: ...O0 F1 SPI_CZ1 GPIO_PM6 GPIO19 E3 SPI_CZ2 GPIO_PM10 GPIO23 F2 DDCA_CK UART0_RX GPIO11 N5 DDCA_DA UART0_TX GPIO12 P5 GPIO67 TX1 C9 GPIO68 RX1 A10 GPIO69 TX2 E9 GPIO70 RX2 F9 GPIO71 TX3 F10 GPIO72 RX3 G10 GPIO76 TX4 D9 GPIO77 RX4 M7 GPIO94 TX5 P6 GPIO95 RX5 N6 GPIO62 A12 GPIO63 A13 GPIO64 C12 GPIO65 B12 GPIO66 C11 GPIO73 B10 GPIO74 C10 GPIO75 B11 GPIO81 TX2 F6 GPIO82 RX2 F5 GPIO88 SCK0 K6 GPIO89 SDA0...

Page 54: ...AVDDL_MOD_1 W24 AVDDL_MOD_2 Y24 AVDD15_MOD_1 Y25 AVDD15_MOD_2 Y26 AVDDL_USB3_1 AF14 AVDDL_USB3_2 AF15 VDDC_CPU_1 AA21 VDDC_CPU_2 AA27 VDDC_CPU_3 AA28 VDDC_CPU_4 AA29 VDDC_CPU_5 AB21 VDDC_CPU_6 AB22 VDDC_CPU_7 AB23 VDDC_CPU_8 AB24 VDDC_CPU_9 AB25 VDDC_CPU_10 AB26 VDDC_CPU_11 AB27 VDDC_CPU_12 AB28 VDDC_CPU_13 AB29 VDDC_CPU_14 AC21 VDDC_CPU_15 AC22 VDDC_CPU_16 AC23 VDDC_CPU_17 AC24 VDDC_CPU_18 AC25 V...

Page 55: ... B8 DQU7 A3 VREFCA M8 VREFDQ H1 ZQ L8 VDD_1 B2 VDD_2 D9 VDD_3 G7 VDD_4 K2 VDD_5 K8 VDD_6 N1 VDD_7 N9 VDD_8 R1 VDD_9 R9 VDDQ_1 A1 VDDQ_2 A8 VDDQ_3 C1 VDDQ_4 C9 VDDQ_5 D2 VDDQ_6 E9 VDDQ_7 F1 VDDQ_8 H2 VDDQ_9 H9 NC_1 J1 NC_2 J9 NC_3 L1 NC_4 L9 NC_6 T7 VSS_1 A9 VSS_2 B3 VSS_3 E1 VSS_4 G8 VSS_5 J2 VSS_6 J8 VSS_7 M1 VSS_8 M9 VSS_9 P1 VSS_10 P9 VSS_11 T1 VSS_12 T9 VSSQ_1 B1 VSSQ_2 B9 VSSQ_3 D1 VSSQ_4 D8 ...

Page 56: ... I2C_SCL5 R607 0 I2C_SDA5 R617 0 I2C_SDA2 I2C_SCL2 R642 0 R643 0 COMPENSATION_DONE_1 COMPENSATION_DONE_1 DPC_CTRL DPC_CTRL 12V_ON 12V_ON L600 PZ1608U121 2R0TF R644 0 C601 2 2uF C603 2 2uF C602 2 2uF C604 2 2uF C614 5pF C615 5pF IC100 LGE5331 LM15U RXA0N T2 RXA0P T3 RXA1N U2 RXA1P U3 RXA2N V2 RXA2P V1 RXACKN R3 RXACKP T1 DDCDA_CK GPIO42 W1 DDCDA_DA GPIO43 W2 HOTPLUGA GPIO34 V3 CEC GPIO5 W3 RXB0N N2...

Page 57: ...286 W8 GND_287 W9 GND_288 W10 GND_289 W11 GND_290 W15 GND_291 W16 GND_292 W17 GND_293 W18 GND_294 W19 GND_295 W20 GND_296 W21 GND_297 W22 GND_298 W27 GND_299 W28 GND_300 W29 GND_301 W30 GND_302 W31 GND_303 Y9 GND_304 Y10 GND_305 Y11 GND_306 Y15 GND_307 Y16 GND_308 Y17 GND_309 Y18 GND_310 Y19 GND_311 Y20 GND_312 Y21 GND_313 Y22 GND_314 Y30 GND_315 Y31 GND_316 Y34 GND_317 Y37 GND_318 AA7 GND_319 AA8...

Page 58: ...ADDR 11 CAM_CD1_N CI_MDI 0 R921 10K CI_SLOT R912 100 CI_SLOT AR909 33 CI_SLOT C904 0 1uF CI_SLOT PCM_5V_CTL R916 10K CI_MIVAL_ERR CI_MDI 7 TPI_DATA 3 CI_CD1 GND CI_OE 5V_CI_ON AR903 33 CI_SLOT CI_MDI 1 CI_OE TPI_DATA 4 R914 47 CI_SLOT CI_ADDR 5 AR905 33 CI_SLOT JK900 10125901 115LF CI_SLOT G1 G2 57 21 52 16 10 47 41 5 36 59 23 45 54 18 49 43 13 7 38 2 25 56 20 51 15 9 46 40 4 35 58 22 53 17 11 48 ...

Page 59: ...11 0 1uF 16V R2359 2K OPT C2338 1uF 25V OPT C2361 0 1uF 16V R2326 10K R2350 100K 1 16W 5 C2330 0 1uF 16V C2307 0 015uF 50V L2322 MLB 201209 0120P N2 R2331 1 8K POWER_ON OFF2_4 C2329 10uF 10V C2339 10uF 10V ZD2302 2 5V DCDC_DIODE IC2303 BD9D321EFJ ROHM_BD9D321_1 5V_DDR_DCDC 3 VREG 2 FB 4 SS 1 EN 5 GND 6 SW 7 BOOT 8 VIN 9 EP C2301 10uF 25V 12V C2358 2200pF 50V C2308 22uF 10V POWER_ON OFF2_3 Q2302 1 ...

Page 60: ...F 50V 3 3V_NORMAL 1 1V_VDDC C2500 0 1uF 16V OPT C2507 22uF 10V R2504 13K 1 16W 1 R2500 10K 3 3V_NORMAL CORE_VID0 Q2500 2N7002KA KEC_CORE_DCDC_FET G D S R2501 0 5 IC2501 MP8762HGLE Z 3 FB 2 FREQ 4 SS 1 EN 6 PG 5 AGND 7 VCC 8 BST 9 IN_1 10 PGND_1 11 PGND_2 12 PGND_3 13 PGND_4 14 IN_2 15 SW_1 16 SW_2 Q2501 1 2N7002K DIODES_CORE_DCDC_FET S D G R2519 30K 1 16W 1 R2503 30K 1 16W 1 R2502 120K 1 16W 1 R25...

Page 61: ... SDA11 14 P51 INTP2 SO11 15 P17 TI02 TO02 16 P16 TI01 TO01 INTP5 17 P15 PCLBUZ1 SCK20 SCL20 18 P14 RXD2 SI20 SDA20 19 P13 TXD2 SO20 20 P12 SO00 TXD0 TOOLTXD 21 P11 SI00 RXD0 TOOLRXD SDA00 22 P10 SCK00 SCL00 23 P146 24 P147 ANI18 25 P27 ANI7 26 P26 ANI6 27 P25 ANI5 28 P24 ANI4 29 P23 ANI3 30 P22 ANI2 31 P21 ANI1 AVREFM 32 P20 ANI0 AVREFP 33 P130 34 P01 TO00 RXD1 35 P00 TI00 TXD1 36 P140 PCLBUZ0 INT...

Page 62: ...TA2 16 SDA 7 TMDS_DATA0 6 TMDS_DATA1 15 SCL R3331 33 R3332 33 R3333 33 R3334 33 DDC_SDA_3 IC3301 BR24G02FJ 3GTE2 ROHM_HDMI_EXT_EDID 3 A2 2 A1 4 GND 1 A0 5 SDA 6 SCL 7 WP 8 VCC IC3301 1 AT24C02C SSHM T ATMEL_HDMI_EXT_EDID 3 A2 2 A1 4 GND 1 A0 5 SDA 6 SCL 7 WP 8 VCC Q3301 2N3904S KEC_HDMI_HPD_2_TR E B C Q3303 2N3904S KEC_MHL_TR E B C Q3302 2N3904S KEC_HDMI_EXT_EDID_TR E B C Q3304 2N3906S RTK KEC_MHL...

Page 63: ...0 NON_MOLD_B C_ESD R3801 470K AV1_CVBS_DET C3811 47pF 50V R3832 0 NON_MOLD_B C_ESD TP3801 C3807 1000pF 50V OPT COMP1_Pr C3818 0 1uF 16V R3822 100 1 16W 5 C3803 100pF 50V OPT COMP1_DET R3808 75 1 4W 1 VA3807 5 5V OPT R3805 0 3 3V_NORMAL HP_LOUT_AMP R3831 0 COMP1 AV1 DVI_R_IN C3802 560pF 50V OPT 3 3V_NORMAL JK3800 JST1223 001 1 GND 2 VCC 3 VINPUT 4 FIX_POLE R3802 1K HP_DET R3803 1K VA3801 5 6V C3815...

Page 64: ... 5V_ST 11 SCL 6 USB_DP 1 GND 15 IR 10 GND 5 NC 19 GND WOL WIFI_POWER_ON IC4100 AP2191WG 7 3 FLG 2 GND 4 EN 1 OUT 5 IN 3 5V_ST R4116 10K 1 R4112 100 C4111 0 1uF UG87_EMS C4103 0 1uF WIFI_EN D4100 RCLAMP0502BA IC4101 AO R123C7G LG IR_PROTO G GND V VS O OUT R4110 10K 5 KEY1 LOGO_LIGHT 3 5V_ST R4104 1K LOGO_LIGHT IR 3 5V_WIFI C4109 5pF 50V R4103 330 1 16W 5 IR_PROTO R4102 10K LOGO_LIGHT IR 3 5V_ST C41...

Page 65: ...312 22uF 10V SSUSB_RXP USB_DM3 C4313 10uF 10V JK4301 1 5205 56209 OPT CLPLUS_USB3 0_JACK 1 VBUS 2 D 3 D 4 GND 5 STDA_SSRX 6 STDA_SSRX 7 GND_DRAIN 8 STDA_SSTX 9 STDA_SSTX 10 SHIELD SSUSB_TXP 5V_USB_3 JK4301 SJ113262 JAE_USB3 0_JACK 1 VBUS 2 D 3 D 4 GND 5 STDA_SSRX 6 STDA_SSRX 7 GND_DRAIN 8 STDA_SSTX 9 STDA_SSTX 10 SHIELD ZD4302 5V 5V_USB_3_DIODE USB_DP3 SSUSB_RXN D4304 6 5VTO11 0V RCLAMP0544T TCT U...

Page 66: ...O_R_IN 3 AUDIO_L_OUT 4 AUDIO_GND 5 B_GND 6 AUDIO_L_IN 7 B_OUT 8 ID 9 G_GND 10 D2B_IN 11 G_OUT 12 D2B_OUT 13 R_GND 14 RGB_GND 15 R_OUT 16 RGB_IO 17 SYNC_GND1 18 SYNC_GND2 19 SYNC_OUT 20 SYNC_IN 21 COM_GND 22 AV_DET SC_L_IN DTV MNT_V_OUT C4601 1000pF 50V EU VA4602 5 6V EU C4606 68pF 50V EU R4616 15K EU SC_DET VA4604 5 5V EU DTV MNT_R_OUT R4615 0 EU R4612 12K EU AV2 DTV MNT_L_OUT SC_ID R4601 10K EU A...

Page 67: ...S IN THE SYMBOL MARK OF THE SCHEMETIC LAN_H 2014 12 15 50 LM15U EPHY_RDN EPHY_TDP EPHY_RDP EPHY_TDN VA5002 5 5V C5001 0 01uF 50V VA5000 5 5V VA5003 5 5V C5000 0 1uF 16V VA5001 5 5V JK5000 RJ45VT 01SN002 OLD_LAN_JACK 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 JK5000 1 BS RV30330 NEW_LAN_JACK_ESD 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 Ethernet Block Copyright 2015 LG Electronics Inc All rights reserved Only f...

Page 68: ... 1uF 10V 0 1uF C5805 16V C5806 1000pF 50V R5808 3 3 1 10W 5 C5817 1uF 10V C5816 390pF 50V R5805 100 1 16W C5807 22000pF 50V R5809 3 3 1 10W 5 L5800 UBW2012 121F C5800 1uF 10V 10uF C5809 35V R5801 10K 0 1uF C5824 50V R5812 4 7K C5812 22000pF 50V R5814 4 7K C5802 33pF 50V L5802 10 0uH NRS6045T100MMGK TAIYO_AMP_COIL P5800 WAFER ANGLE 1 2 3 4 L5801 PZ1608U121 2R0TF L5802 1 10 0uH GET_AMP_COIL SM 6045 ...

Page 69: ...1K EU R6008 33K EU Q6000 MMBT3904 NXP EU E B C L6000 EU R6007 100K 1 16W 5 OPT R6010 470K OPT SCART_AMP_L_FB SCART_AMP_L_FB IC6000 AZ4580MTR E1 EU 3 IN1 2 IN1 4 VEE 1 OUT1 5 IN2 6 IN2 7 OUT2 8 VCC R6012 100K 1 16W 5 OPT Q6001 MMBT3904 NXP EU E B C R6000 2 2K EU C6012 330pF EU DTV MNT_L_OUT C6002 6800pF OPT SCART_Lout DTV MNT_R_OUT C6000 10uF EU C6003 33pF EU R6016 5 6K EU Q6002 RT1P141C T112 EU_SC...

Page 70: ...V C6107 0 1uF 16V HP_ROUT_AMP R6101 10K R6104 43K 1 C6100 1uF 10V C6103 1uF 10V HP_LOUT_AMP R6105 4 7K HP_LOUT_MAIN C6102 1uF 10V R6103 43K 1 C6105 1uF 10V R6106 43K 1 SIDE_HP_MUTE C6108 10pF 50V HP_ROUT_MAIN 3 3V_NORMAL R6102 43K 1 R6107 0 OPT IC6100 TPA6138A2 3 OUTR 2 INR 4 GND_1 1 INR 6 VSS 5 MUTE 7 CN 8 CP 9 VDD 10 GND_2 11 UVP 12 OUTL 13 INL 14 INL C6109 18pF R6100 10K C6101 1uF 10V R6108 0 O...

Page 71: ...U_K M W_TW BR CO C6503 47pF 50V OPT 3 3V_NORMAL I2C_SDA2_TU FE_DEMOD1_TS_CLK C6504 0 1uF TU_K M W_TW BR CO FE_DEMOD1_TS_DATA 0 7 FE_DEMOD1_TS_ERROR C6506 0 1uF TU_M W IC6500 AP2132MP 2 5TRG1 TU_M W 3 VIN 2 EN 4 VCTRL 1 PG 5 NC 6 VOUT 7 ADJ 8 GND 9 EP TU_CVBS FE_DEMOD1_TS_DATA 4 RF_SWITCH_CTL_TU FE_DEMOD1_TS_DATA0_1 R6502 0 TU_K M W_NON_JP RF_SWITCH_CTL FE_DEMOD1_TS_ERROR FE_DEMOD1_TS_CLK R6519 1 1...

Page 72: ...C_6 30 SDA_DEMOD 47 SHIELD B1 B1 A1 A1 TDJK T301F TU6701 TU_H_BR 47 SHIELD 6 DIF P 7 DIF N 8 SIF 9 CVBS 1 3 3V 2 NC 3 DIF_AGC 4 SCL_RF 5 SDA_RF A1 A1 B1 B1 TDJH G301D TU6705 1 TDJH G301D 47 SHIELD 6 IF P 7 IF N 8 SIF 9 CVBS 1 3 3V 2 NC_1 3 IF_AGC 4 SCL_RF 5 SDA_RF A1 A1 B1 B1 TU6702 3 TDJM B301F TDJM B301F 1 3 3V 2 NC_1 3 NC_2 4 SCL_RF 5 SDA_RF 6 NC_3 7 NC_4 8 SIF 9 CVBS 10 NC_5 11 3 3V_RF 12 ERRO...

Page 73: ...L LNB_TSC IC6900 A8303SESTR T LNB_ALLEGRO 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 D6902 30V LNB_ONSEMI D6902 1 30V SS23L LNB_TSC R6903 39K 1 16W 1 LNB A_GND A_GND L6900 15uH LPH6050T 150M R LNB R6905 0 EU R6908 0 JAPAN IC6900 1 DT1803 LNB_DMBT 1 NC_1 3 NC_2 7 SCL 9 ADD 10 TONECTRL 11 ...

Page 74: ...02KA G D S R7232 0 TXDAN2_L 3 3V_NORMAL R7224 100 3 3V_NORMAL TCON_I2C_EN R7228 10K C7201 10uF 25V R7212 4 7K OPT R7214 33 OPT R7219 0 L7200 MLB 201209 0120P N2 R7203 10K OPT Q7200 2N7002KA G D S 1 8V R7200 33 OPT R7215 33 OPT 3D L_DIM_EN R7225 10K 3 3V_NORMAL I2C_SCL6 TXDAP2_L PANEL_VCC R7211 33 OPT LOCKAn TXDAP4_L L_DIM_EN TXDAN0_L R7202 10K OPT PWM_DIM PWM_TCON_OUT R7233 0 DATA_FORMAT_0_SOC R72...

Page 75: ...G5 VSS_4 H10 VSS_6 K8 VSSQ_1 C4 VSSQ_2 N2 VSSQ_3 N5 VSSQ_4 P4 VSSQ_5 P6 NC_1 A1 NC_2 A2 NC_3 A8 NC_4 A9 NC_5 A10 NC_6 A11 NC_7 A12 NC_8 A13 NC_9 A14 NC_10 B1 NC_11 B7 NC_12 B8 NC_13 B9 NC_14 B10 NC_15 B11 NC_16 B12 NC_17 B13 NC_18 B14 NC_19 C1 NC_20 C3 NC_22 C7 NC_23 C8 NC_24 C9 NC_25 C10 NC_26 C11 NC_27 C12 NC_28 C13 NC_29 C14 NC_30 D1 NC_31 D2 NC_32 D3 NC_33 D4 NC_34 D12 NC_35 D13 NC_36 D14 NC_3...

Page 76: ... 7500 3 5V_ST C6809 0 1uF RS232C ZD6803 20V ADUC 20S 02 010L OPT C6813 0 1uF RS232C C6810 0 1uF RS232C RIN1 IC6801 MAX3232CDR EAN41348201 RS232C 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 DOUT1 C6808 0 1uF RS232C ZD6802 ADUC 20S 02 010L 20V OPT R6820 100 RS232C SOC_RX C6811 0 1uF RS232C SOC_TX R6821 100 RS232C RS 232C Control INTERFAC...

Page 77: ...C C12908 0 1uF TXVBY1_1N C2194 10uF 10V IC2500 LGE7411 URSA9 RB0N AG2 RB0P AG1 RB1N AH3 RB1P AH1 RB2N AH2 RB2P AJ3 RBCKN AJ2 RBCKP AK2 RB3N AK1 RB3P AL1 RB4N AM2 RB4P AL2 RC0N AK3 RC0P AL3 RC1N AK4 RC1P AL4 RC2N AM4 RC2P AK5 RCCKN AM5 RCCKP AL5 RC3N AK6 RC3P AL6 RC4N AK7 RC4P AL7 RD0N AM7 RD0P AK8 RD1N AM8 RD1P AL8 RD2N AK9 RD2P AL9 RDCKN AK10 RDCKP AL10 RD3N AM10 RD3P AK11 RD4N AM11 RD4P AL11 RE0...

Page 78: ...9 VDDQ_1 A1 VDDQ_2 A8 VDDQ_3 C1 VDDQ_4 C9 VDDQ_5 D2 VDDQ_6 E9 VDDQ_7 F1 VDDQ_8 H2 VDDQ_9 H9 NC_1 J1 NC_2 J9 NC_3 L1 NC_4 L9 NC_6 T7 VSS_1 A9 VSS_2 B3 VSS_3 E1 VSS_4 G8 VSS_5 J2 VSS_6 J8 VSS_7 M1 VSS_8 M9 VSS_9 P1 VSS_10 P9 VSS_11 T1 VSS_12 T9 VSSQ_1 B1 VSSQ_2 B9 VSSQ_3 D1 VSSQ_4 D8 VSSQ_5 E2 VSSQ_6 E8 VSSQ_7 F9 VSSQ_8 G1 VSSQ_9 G9 H5TQ1G63EFR RDC IC2900 URSA_DDR_Hynix A0 N3 A1 P7 A2 P3 A3 N2 A4 P8...

Page 79: ...M11 GPIO55 AH27 SPI4_CK DIM8 GPIO52 AG27 SPI4_DI DIM9 GPIO53 AG26 VSYNC_LIKE PWM5 GPIO40 AF28 DIM0 GPIO 32 AG23 DIM1 GPIO 33 AG20 DIM2 GPIO 34 AH23 DIM3 GPIO 35 AH20 DIM4 GPIO 36 AG21 DIM5 GPIO 37 AH22 DIM6 GPIO 38 AG22 DIM7 GPIO 39 AH21 GPIO43 TCON0 A3 GPIO44 TCON1 B3 GPIO45 TCON2 A2 GPIO46 TCON3 C3 GPIO47 TCON4 B2 GPIO48 TCON5 B1 GPIO49 TCON6 C2 GPIO50 TCON7 C1 GPIO 18 TCON8 AG4 GPIO 19 TCON9 AG...

Page 80: ...14 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 T15 VSS_235 U15 VSS_236 V15 VSS_237 W15 VSS_238 Y15 VSS_239 AA15 VSS_2...

Page 81: ...8 2 5V DCDC_DIODE C13400 0 1uF 16V OPT R13421 18K 1 R13407 100K 1 16W 1 L13411 BLM18PG121SN1D R13423 22K 1 12V C13416 10uF 25V L13415 1 0uH LPBN8050T 1R0N 12V C13449 22uF 10V C13411 0 1uF 16V IC13403 BD9D321EFJ 3 VREG 2 FB 4 SS 1 EN 5 GND 6 SW 7 BOOT 8 VIN 9 EP C13448 22uF 10V POWER_ON OFF2_3 R13402 10K 1 16W 1 R13403 10K 1 16W 1 R13401 18K 1 16W 1 R13413 220K 1 10W 5 R13409 33 1 16W 5 L13412 2 2u...

Page 82: ...H OPT MDS62110225 M4101 GASKET_8 0X6 0X10 5H OPT MDS62110225 M4106 GASKET_8 0X6 0X10 5H SMD_BOT_3 MDS62110225 M4110 GASKET_8 0X6 0X10 5H SMD_BOT_6 MDS62110225 M4111 GASKET_8 0X6 0X10 5H USB2_BOT_SMD_10 5T MDS62110228 M4111 2 USB2_BOT_SMD_11 5T GASKET_8 0X6 0X11 5H MDS62110225 M4122 GASKET_8 0X6 0X10 5H SMD_BOT_12 MDS62110209 M4115 GASKET_8 0X6 0X8 5H HDMI_BOT_SMD_8 5T MDS62110209 M4111 1 USB2_BOT_...

Page 83: ...U_GND_B1_22nF MDS62110225 M13700 GASKET_8 0X6 0X10 5H TU_BOT_SMD1 MDS62110225 M13701 GASKET_8 0X6 0X10 5H TU_BOT_SMD2_10 5T MDS62110225 M13702 GASKET_8 0X6 0X10 5H TU_BOT_SMD3 R6701 1 1000pF 630V TU_GND_A1_1nF C6700 1 1000pF 630V TU_GND_A4_1nF MDS62110214 M13701 1 TU_BOT_SMD2_9 5T GASKET_8 0X6 0X9 5H LM15U ONLY LM15U URSA TUNER EMS GND SEPERATION GND_A GND_B JP AJJA TW COL EU CIS North AM CN HK KR...

Page 84: ......

Page 86: ...uto on off 7 8 C Audio error No audio Normal video 8 9 Wrecked audio discontinuation noise 9 10 D Function error Remote control Local switch checking 10 MR15 operating checking 11 11 Wifi operating checking 12 12 13 Camera operating checking 13 14 External device recognition error 14 15 E Noise Circuit noise mechanical noise 15 16 F Exterior error Exterior defect 16 First of all Check whether ther...

Page 87: ...parts End Always check record S W Version and White Balance value before replacing the Main Board Replace Main Board Re enter White Balance value Precaution Established date Standard Repair Process Revised date 1 16 Error symptom A Video error No video Normal audio A18 A1 A18 A4 A2 First of all Check whether all of cables between board is inserted properly or not Main B D Power B D LVDS Cable Spea...

Page 88: ...and replace MAIN B D Y Replace Power Board and repair parts N End Standard Repair Process A Video error No video No audio A18 Established date Revised date 2 16 Error symptom 2 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 89: ...ck Tuner soldering Normal Picture Y N Y Close Y Close By using Digital signal level meter By using Diagnostics menu on OSD Advanced Channels Channel Tuning Manual Tuning Check the Signal Signal strength Normal over 50 Signal Quality Normal over 50 Normal Picture Y Contact with signal distributor or broadcaster Cable or Air N Normal Picture Y Close N A4 Standard Repair Process Established date Revi...

Page 90: ...rnal device and cable Y External device Cable normal HDMI error Check external device and cable Replace Main T con B D Replace Main T con B D N N A Video error Color error A6 N Y End Replace module Request repair for external device cable Color error Check Test pattern A8 A7 Standard Repair Process Established date Revised date 4 16 Error symptom 4 Copyright 2015 LG Electronics Inc All rights rese...

Page 91: ...y connecting Jig pattern Generator Set top Box etc N Y Replace Main T con B D Screen normal Check screen condition by input External Input Component HDMI DVI Request repair for external device Component error HDMI DVI Connect other external device and cable Check normal operation of External Input Component RGB and HDMI DVI by connecting Jig pattern Generator Set top Box etc Replace Main T con B D...

Page 92: ...f each output of Power B D N Y Normal voltage Replace Main B D Y OK Replace Main B D N Y Normal Check ST BY 3 5V Replace Power B D N Y Normal voltage Replace Power B D Y A17 A18 A18 A18 Standard Repair Process Established date Revised date 6 16 Error symptom 6 Stand By Red or Turn On Operating Turn Off Close Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purpos...

Page 93: ...f by REMOTE CONTROL POWEROFF_OFFTIMER Power off by OFF TIMER POWEROFF_SLEEPTIMER Power off by SLEEP TIMER POWEROFF_INSTOP Power off by INSTOP KEY POWEROFF_AUTOOFF Power off by AUTO OFF POWEROFF_ONTIMER Power off by ON TIMER POWEROFF_RS232C Power off by RS232C POWEROFF_RESREC Power off by Reservated Record POWEROFF_RECEND Power off by End of Recording POWEROFF_SWDOWN Power off by S W Download POWER...

Page 94: ...d and repair parts Check Speaker disconnection N Y Replace Speaker Replace MAIN Board End C Audio error No audio Normal video A20 A21 A18 Disconnection Established date Revised date 8 16 Error symptom Standard Repair Process 8 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 95: ... Connect and check other external device N Y Normal audio Check and fix external device Replace Power B D N Y Normal voltage Check input signal RF External Input signal Signal normal When RF signal is not received Request repair to external cable ANT provider Y Check audio B Voltage 24V Replace Main B D In case of External Input signal error Check and fix external device Replace Main B D N End Est...

Page 96: ...e Baterry of R C Check Repair Cable connection Connector solder Normal operating Check B 3 5V On Main B D A22 Normal Voltage Close N N Check 3 5v on Power B D Replace Power B D or Replace Main B D Power B D don t have problem A18 Check IR Output signal Normal Signal N Y Repair Replace IR B D N A22 Replace Main B D Y A22 Standard Repair Process Established date Revised date 10 16 Error symptom 10 Y...

Page 97: ...Revised date 11 16 Error symptom 11 Replace MR13 Turn off on the set and press the wheel Press the back key about 5sec Close If you conduct the loop at 3times change the M4 Y Check the INSTART menu RF Receiver ver is 00 00 Y Check Repair RF assy connection N Down load the Firmware INSTART MENU 14 RF Remocon Test 3 Firmware download Y RF Receiver ver is 00 00 N Close A23 A4 A4 Copyright 2015 LG Ele...

Page 98: ...onnection N Check the Wifi wafer 1pin Standard Repair Process Established date Revised date 12 16 Error symptom 12 Change the Wifi assy Normal Voltage Close Y Y N Replace Main B D Wi Fi Mac value is NG N Close A24 A4 A4 A24 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 99: ... NULL Y N Reconnect the Camera module Standard Repair Process Established date Revised date 13 16 Error symptom 13 Change the Camera module Normal operation Close Y N Replace Main B D A25 A4 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 100: ... external device cable HDMI DVI Optical Recognition error Replace Main B D Replace Main B D Fix in accordance with technical information D Function error External device recognition error Established date Revised date 14 16 Error symptom Standard Repair Process 14 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 101: ...in the solution manual For models without any fix information provide the description Mechanical noise is a natural phenomenon and apply the 1st level description When the customer does not agree apply the process by stage Describe the basis of the description in Part related to nose in the Owner s Manual E Noise Circuit noise mechanical noise Established date Revised date 15 16 Error symptom Stan...

Page 102: ...eplace remote control Remote control damage Stand dent Replace stand F Exterior defect Exterior defect Established date Revised date 16 16 Error symptom Standard Repair Process 16 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 103: ...t A5 7 A Video error _Vertical Horizontal bar residual image light spot Connection diagram A6 8 A Video error_ Color error Check Link Cable EPI reconnection condition A7 9 Adjustment Test pattern ADJ Key A8 10 Appendix Defected Type caused by T Con Inverter Module Exchange Main Board 1 A 1 5 11 Exchange Main Board 2 A 2 5 12 Exchange Power Board PSU A 3 5 13 Exchange Module 1 A 4 5 14 Exchange Mod...

Page 104: ...ing method A19 19 C Audio error_ No audio Normal video Checking method in menu when there is no audio A20 20 Voltage and speaker checking method when there is no audio A21 21 D Function error Remote control operation checking method A22 22 Motion Remote operation checking method A23 23 Wifi operation checking method A24 Continued from previous page Copyright 2015 LG Electronics Inc All rights rese...

Page 105: ...eck LCD back light with naked eye A Video error_No video Normal audio After turning on the power and disassembling the case check with the naked eye whether you can see light from locations A1 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 106: ...eck LCD back light with naked eye A Video error_No video Normal audio After turning on the power and disassembling the case check with the naked eye whether you can see light from locations A1 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 107: ...After recording the R G B GAIN Cut value of Color Temp Cool Medium Warm re enter the value after replacing the MAIN BOARD Entry method 1 Press the ADJ button on the remote control for adjustment 2 Enter into White Balance of item 10 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 ALL MODELS Copyright 2015 LG Electronics In...

Page 108: ...andard Repair Process Detail Technical Manual TUNER input signal strength checking method A Video error_Video error video lag stop ALL MODELS A3 Established date Revised date Error symptom Content A3 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 109: ...lag stop 1 Checking method for remote control for adjustment Press the IN START with the remote control for adjustment Version ALL MODELS A4 Established date Revised date Error symptom Content A4 v Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 110: ... BOARD 3 If you can t see the UHD live TV please connect signal at left side of jack Korea model only Standard Repair Process Detail Technical Manual TUNER checking part A Video error_Video error video lag stop ALL MODELS A5 Established date Revised date Error symptom Content A5 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 111: ...rizontal bar residual image light spot As the part connecting to the external input check the screen condition by signal A6 Established date Revised date Error symptom Content A6 ALL MODELS Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 112: ...on A Video error_Color error Check the contact condition of the Link Cable especially dust or mis insertion A7 Established date Revised date Error symptom Content A7 ALL MODELS Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 113: ...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 Established date Revised date Error symptom Content A8 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 114: ...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 Main Board 1 A 1 5 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 115: ...r Section Solder defect Short Crack Fuse Open Abnormal power section Noise GRADATION GRADATION Abnormal Display Appendix Exchange Main Board 2 A 2 5 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 116: ...ix Exchange Power Board PSU No Light Dim Light Dim Light Dim Light No picture Sound Ok A 3 5 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 117: ...ss 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 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 118: ...k Source TAB IC Defect Horizontal Block Gate TAB IC Defect Horizontal line Gate TAB IC Defect Gate TAB IC Defect Horizontal Block Gate TAB IC Defect Appendix Exchange the Module 2 A 5 5 Un repairable Cases In this case please exchange the module Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 119: ...icator B Power error _No power A17 Established date Revised date Error symptom Content A17 ALL MODELS ST BY condition On or Off Power ON condition Turn Off Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 120: ...sed date A18 Error symptom Content Check power input voltage and ST BY 3 5V B Power error _No power A18 Check the DC 24V 12V 3 5V 55 65UG87 49 55 60 65UF85 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 121: ...em 3 Standard Repair Process Detail Technical Manual POWER OFF MODE checking method B Power error _Off when on off whiling viewing ALL MODELS A19 Established date Revised date Error symptom Content A19 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 122: ...elect TV Speaker Standard Repair Process Detail Technical Manual Checking method in menu when there is no audio C Audio error_No audio Normal video ALL MODELS A20 Established date Revised date Error symptom Content A20 Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 123: ...speaker is normal Standard Repair Process Detail Technical Manual Voltage and speaker checking method when there is no audio C Audio error_No audio Normal video A21 Established date Revised date Error symptom Content A21 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 GND 23 GND 24 NC 1 SPK...

Page 124: ...rminal and if you hear the Chik Chik sound when you touch the GND and output terminal the speaker is normal Standard Repair Process Detail Technical Manual Voltage and speaker checking method when there is no audio C Audio error_No audio Normal video A21 Established date Revised date Error symptom Content A21 1 SPK_R 2 SPK_R 3 SPK_L 4 SPK_L LD53V Copyright 2015 LG Electronics Inc All rights reserv...

Page 125: ...ss Detail Technical Manual Remote control operation checking method D Function error A22 Established date Revised date Error symptom Content A22 LD53H LD53J 1 GND 2 3 5V WOL 3 BT_RESET 4 USB_DM 5 NC 6 USB_DP 7 WOL 8 GND 9 SDA 10 GND 11 SCL 12 KEY1 13 GND 14 KEY2 15 IR 16 3 5V_ST 17 LED_R 18 GND Checking order to check remote control IR LOGO light front IR LOGO light Rear IR Eye Copyright 2015 LG E...

Page 126: ...ocess Detail Technical Manual Remote control operation checking method D Function error A22 Established date Revised date Error symptom Content A22 LD53V 1 GND 2 3 5V WOL 3 BT_RESET 4 USB_DM 5 NC 6 USB_DP 7 WOL 8 GND 9 SDA 10 GND 11 SCL 12 KEY1 13 GND 14 KEY2 15 IR 16 3 5V_ST 17 LED_R 18 GND Checking order to check remote control IR LOGO light front IR LOGO light Rear IR Eye Copyright 2015 LG Elec...

Page 127: ...T 4 USB_DM 5 NC 6 USB_DP 7 WOL 8 GND 9 SDA 10 GND 11 SCL 12 KEY1 13 GND 14 KEY2 15 IR 16 3 5V_ST 17 LED_R 18 GND Checking order 1 Check BT Wifi cable condition between BT Wifi assy Main board 2 Check the 3 5V on the terminal 16 Checking order to check motion remote wifi Wifi BT Front Wifi BT Rear Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Inter...

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