LG 47LA62 Series Скачать руководство пользователя страница 31 | Manualshive

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U

S

B

D

O

W

N

S

T

R

E

A

M

USB DOWN STREAM

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.

USB_CTL2

/USB_OCD2

/USB_OCD3

JK4302

3AU04S-305-ZC-(LG)

1

2

3

4

5

USB_DP3

USB_DP2

USB_DM2

USB_CTL3

R4301

10K

D4302

RCLAMP0502BA

OPT

D4300

RCLAMP0502BA

OPT

+5V_USB_2

R4302

10K

USB3

JK4300

3AU04S-305-ZC-(LG)

USB3

1

2

3

4

5

C4302
0.1uF
16V

+5V_USB_3

USB_DM3

+5V_NORMAL

+5V_USB_2

+3.3V_NORMAL

+5V_USB_3

C4301

10uF

10V

USB3

C4337

10uF

10V

C4322

10uF

10V

C4310

10uF

10V

USB3

IC4306

TPS2066CDGNR

3

EN1

2

IN

4

EN2

1

GND

5

FLT2

6

OUT2

7

OUT1

8

FLT1

9

[EP]GND

43

USB2_USB3

2012.7.11

MAX 1.5A

OCP USB2/3

USB2

MAX 1.5A

USB3

Copyright © 2013 LG Electronics. Inc. All rights reserved.

Only for training and service purposes

LGE Internal Use Only

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Содержание 47LA62 Series

Страница 1: ...B MODEL 47LA62 47LA62 T 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 ...

Страница 2: ...lectronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 12 BLOCK DIAGRAM 19 EXPLODED VIEW 20 SCHEMATIC CIRCUIT DIAGRAM ...

Страница 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...

Страница 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...

Страница 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...

Страница 6: ...Demanded other specification Safety CE IEC specification EMC CE IEC 4 Model General Specification No Item Specification Remarks 1 Market Asia Oceania Africa Middle East PAL DVB Market Australia New Zealand AU Singapore SG Indonesia ID Malaysia MY Vietnam VN South Africa ZA Iran IR Considering for Israel IL only Analog for A ASIA 2 Broadcasting system 1 PAL SECAM B G D K 2 PAL I II 3 NTSC M 4 DVB T...

Страница 7: ... 480 15 63 59 94 SDTV DVD 480i 3 720 480 31 47 59 94 480p 4 720 480 31 50 60 00 480p 5 720 576 15 625 50 00 SDTV DVD 625 Line 6 720 576 31 25 50 00 HDTV 576p 7 1280 720 45 00 50 00 HDTV 720p 8 1280 720 44 96 59 94 HDTV 720p 9 1280 720 45 00 60 00 HDTV 720p 10 1920 1080 31 25 50 00 HDTV 1080i 11 1920 1080 33 75 60 00 HDTV 1080i 12 1920 1080 33 72 59 94 HDTV 1080i 13 1920 1080 56 250 50 HDTV 1080p 1...

Страница 8: ...0 x 1080 60Hz 67 5 60 WUXGA Reduced Blanking FHD only No Resolution H freq kHz V freq Hz Pixel clock MHz Propose 1 640 480 31 469 31 5 59 94 60 SDTV 480P 2 720 480 31 469 31 5 59 94 60 27 00 27 03 SDTV 480P 3 720 576 31 25 50 54 SDTV 576P 4 720 576 15 625 50 SDTV 576I 5 1280 720 37 500 50 74 25 HDTV 720P 6 1280 720 44 96 45 59 94 60 74 17 74 25 HDTV 720P 7 1920 1080 33 72 33 75 59 94 60 74 17 74 2...

Страница 9: ...ry HDTV 720P 17 89 91 90 59 94 60 148 35 148 5 4 Frame packing Line alternative Primary HDTV 720P HDTV 720P 18 44 96 45 59 94 60 148 35 148 5 4 Side by side Full HDTV 720P 19 1920 1080 33 72 33 75 59 94 60 74 18 74 25 5 Top and Bottom Side by side half Secondary HDTV 1080I Primary HDTV 1080I 20 67 432 67 5 59 94 60 148 35 148 5 5 Frame packing Field alternative Primary HDTV 1080I HDTV 1080I 21 33 ...

Страница 10: ...ential Row Interleaving Column Interleaving 9 1920 1080 56 250 50 148 5 HDTV 1080P 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 Top Bottom HDTV 768P 2 1360 768 47 71 60 85 5 2D to 3D Side by Side half Top Bottom HDTV 768P 3 1920 1080 67 50 60 148 50 2D to 3D Side by Side half Top Bottom Checker Board Single Fra...

Страница 11: ... 56 250 50 148 5 HDTV 1080P 7 8 Component Input 3D 3D supported mode manually 7 7 DLNA Input 3D supported mode manually No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed 3D input proposed mode 1 1920 1080 33 75 30 74 25 HDTV 1080p 2D to 3D Side by Side Half Top Bot tom Row Interleaving Column Interleaving Photo Side by Side Half Top Bottom 7 9 3D Input mode No Side by Side Top Bottom Che...

Страница 12: ...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 Adjustment 3 1 MAC address D L H...

Страница 13: ...ber at Instart menu 3 4 2 Method notice 1 Serial number D L is using of scan equipment 2 Setting of scan equipment operated by Manufacturing Technology Group 3 Serial number D L must be conformed when it is produced in production line because serial number D L is mandatory by D book 4 0 Manual Download Model Name and Serial Number If the TV set is downloaded by OTA or service man sometimes model n...

Страница 14: ...A F1 4E 10 9F 04 13 05 14 03 02 12 20 21 0x01 22 15 01 29 3D 06 C0 15 07 50 09 57 07 ⓕ 0x02 ⓕ 0x03 ⓕ E3 05 00 00 02 3A 80 18 71 38 0x04 2D 40 58 2C 45 00 40 84 63 00 00 1E 01 1D 80 18 0x05 71 1C 16 20 58 2C 25 00 40 84 63 00 00 9E 01 1D 0x06 00 72 51 D0 1E 20 6E 28 55 00 40 84 63 00 00 1E 0x07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ⓔ2 0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 0x08 0x09 0x0A 0x...

Страница 15: ...Data Byte to be sent CMD Command VAL FOS Data value CS Checksum of sent data A Acknowledge Ex Send JA_00_DD Ack A_00_okDDX RS 232C Command used during auto adjustment Ex wb 00 00 Begin white balance auto adj wb 00 10 Gain adj ja 00 ff Adj data jb 00 c0 wb 00 1f Gain adj completed wb 00 20 Start wb 00 2f end Off set adj wb 00 ff End white balance auto adj Adj Map Applied Model LB33B Chassis ALL MOD...

Страница 16: ...A 210 probe should be within 10 cm and perpendicular of the module surface 80 100 3 Aging time After Aging Start Keep the Power ON status during 5 Minutes In case of LCD Back light on should be checked using no signal or Full white pattern 4 2 6 Reference White balance Adj coordinate and color temperature Luminance 204 Gray Standard color coordinate and temperature using CS 1000 over 26 inch Stand...

Страница 17: ...lot Sequence test a If you select the start key Wheel Key on the controller you can pairing with the TV SET b You can check the cursor on the TV Screen when select the Wheel Key on the controller c You must remove the pairing with the TV Set by select Mute Key on the controller 4 5 3D function test Pattern Generator MSHG 600 MSPG 6100 Support HDMI1 4 HDMI mode NO 872 pattern No 83 1 Please input 3...

Страница 18: ...D Internal Pressure TEST POWER CORD GND LIVE NEUTRAL LEAKAGE CURRENT At 0 5 mArms 8 Audio Measurement condition 1 RF input Mono 1 KHz sine wave signal 100 Modulation 2 CVBS Component 1 KHz sine wave signal 0 5 Vrms 3 RGB PC 1 KHz sine wave signal 0 7 Vrms 9 USB S W Download Service only 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB Stick If your downloaded prog...

Страница 19: ...DDR HDMI1 HDMI2 HDMI3 MHL Analog Demod SYSTEM EEPROM HDMI MUX Air Cable LNB USB2 USB3 eMMC Sub Micom DDR3 50P 50P X_TAL TUNER A B X_TAL EPI USB H P AV COMP OCP OCP HDD MHL IC R E A R S I D E S I D E R E A R H AMP CVBS YPbPr CVBS RGB SPDIF OUT ETHERNET LOCAL DIMMING BLUTOOTH IR PM IC LEVEL SHIFTER WIFI KEY LOGO LIGHT SUB ASSY UART USB_WIFI OCP SPI BLOCK DIAGRAM ...

Страница 20: ...IEW Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission ...

Страница 21: ...UNER R153 2 7K NON_TU_Q_KR MT5398_MISTRT R121 1 2K R158 22 OPCTRL_11_SCL MT5398_TS_IN 4 MODEL_OPT_9 M_REMOTE_RX SMARTCARD_CLK SD_EMMC_DATA 0 C110 0 1uF I2C_SCL1 3 3V_NORMAL I2C_SCL_MICOM MT5398_TS_SYNC WOL ETH_POWER_ON M_REMOTE_TX I2C_SDA1 MT5398_TS_OUT 0 7 R162 1K R118 33 OPCTRL7 R148 4 7K MTK_NON_EPI MT5398_XTAL_IN FE_DEMOD1_TS_SYNC R133 2 7K PCM_RST R131 4 7K MTK_DDR_1 25GB R120 33 R157 1K OPT ...

Страница 22: ... C359 0 047uF TU_A_GLOBAL_6 7 SC_COM_SOC TXA4P C343 100pF 50V TXB4N TXB0N PCM_CE1 EPHY_RDP TP327 R372 0 R352 1 2K HP_OUT TP351 SC_R_SOC C371 0 01uF COMP1_Y AV1_CVBS_SOC HDMI_HPD_3_JACK PCM_RST TP339 TXA4N EO_SOC CI_CD2 R355 75 1 TU_RESET2 TXC4N MT5398_TS_IN 0 TP314 MCLK_SOC COMP1_Pr TP341 TP302 D2 _HDMI1_SOC TP381 MT5398_TS_SYNC TP350 C339 560pF 50V OPT D0 _HDMI3_JACK OSCL2 GST_SOC COMP1 AV1 DVI_R...

Страница 23: ... AH7 VCCK_58 AJ7 VCCK_59 AK7 VCCK_60 AL7 VCCK_61 AM7 VCCK_62 AN7 VCCK_63 L16 VCCK_64 V12 VCCK_65 U12 VCCK_66 T12 VCCK_67 AD13 VCCK_68 AD17 VCCK_69 AD14 VCCK_70 AB12 VCCK_71 AA12 VCCK_72 AC12 VCC3IO_C T9 VCC3IO_B_1 Y10 VCC3IO_B_2 AA10 VCC3IO_A_1 D22 VCC3IO_A_2 E22 DVSS_1 AC18 DVSS_2 AB21 DVSS_3 AB14 DVSS_4 N13 DVSS_5 P13 DVSS_6 R13 DVSS_7 T13 DVSS_8 U13 DVSS_9 V13 DVSS_10 W13 DVSS_11 Y13 DVSS_12 P1...

Страница 24: ...Q 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 A14 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 F...

Страница 25: ... 2 RESET R2414 10K POWER_ON OFF1 12V C2457 0 1uF 16V R2413 0 5 P_DET_BOTH_24_3 5V C2452 100pF 50V POWER_ON OFF2_1 R2404 5 1K 1 R2400 0 P_DET_BOTH_12_3 5V 3 5V_ST P2401 SMAW200 H18S1 POWER_18P 14 12V 9 24V 4 PDIM 1 18 GND 13 12V 8 GND 3 3 5V 17 GND 12 GND 7 GND 2 INV ON 16 24V 11 GND 6 PDIM 2 1 PWR ON 15 12V 10 24V 5 3 5V 19 3 3V_NORMAL R2425 100 INV_CTL R2426 1K L2411 2 2uH NR5040T2R2N IC2403 TPS5...

Страница 26: ...A21 11 P70 KR0 SCK21 SCL21 12 P30 INTP3 RTC1HZ SCK11 SCL11 13 P50 INTP1 SI11 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 P...

Страница 27: ...02 MMBT3906 NXP E B C SIL_RESET HDMI_DET R3319 22 HDMI_EXT_EDID R3304 1K D1 _HDMI3_JACK Q3310 MMBT3904 NXP E B C HDMI_HPD_4_MHL L3302 BLM18PG121SN1D NON_TU_H N S_T US CEC_REMOTE DDC_SCL_MHL D2 _HDMI4_JACK R3308 100 SIL_HPD CBUS HDMI_HPD_1_SOC MHL_DET 3 3V_NORMAL Q3301 MMBT3904 NXP E B C D0 _HDMI1_SOC R3373 1K 1 16W 5 C3316 0 1uF 16V D2 _HDMI1_SOC C3314 0 1uF 16V OPT R3305 1K Q3313 MMBT3904 NXP HDM...

Страница 28: ...ENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC SPDIF_OUT C3602 0 1uF 16V R3611 2 7K OPT JK3602 JST1223 001 1 GND 2 VCC 3 VINPUT 4 FIX_POLE 3 3V_NORMAL R3610 33 36 JACK HIGH MID 2011 11 21 SPDIF SPDIF OUT Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 29: ...HAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC R3700 10K HP_LOUT HP_ROUT 3 3V_NORMAL HP_DET JK3700 PEJ034 01 6B T_TERMINAL2 7B B_TERMINAL2 5 T_SPRING 4 R_SPRING 3 E_SPRING R3701 1K 37 JACK_COMMON 2011 11 21 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 30: ...C4113 10uF 10V WIFI 3 3V_NORMAL R4133 10K OPT WIFI_DP 3 3V_NORMAL WIFI_DM P4101 12507WR 08L NON_EYE_Q_8P 1 GND 2 KEY1 3 KEY2 4 3 5V_ST 5 GND 6 LOGO LED_R 7 IR 8 GND 9 L4100 BLM18PG121SN1D M_RFModule_RESET LOGO_LIGHT R4113 100 AR4100 100 1 16W M_REMOTE C4104 1000pF 50V R4118 10K 5 C4107 100pF 50V R4125 10K LED_R C4112 10uF 10V WIFI RTS KEY2 IR C4120 0 1uF 16V LOGO_LIGHT KEY1 3 5V_ST_WAKE D4100 5 6V...

Страница 31: ...305 ZC LG 1 2 3 4 5 USB_DP3 USB_DP2 USB_DM2 USB_CTL3 R4301 10K D4302 RCLAMP0502BA OPT D4300 RCLAMP0502BA OPT 5V_USB_2 R4302 10K USB3 JK4300 3AU04S 305 ZC LG USB3 1 2 3 4 5 C4302 0 1uF 16V 5V_USB_3 USB_DM3 5V_NORMAL 5V_USB_2 3 3V_NORMAL 5V_USB_3 C4301 10uF 10V USB3 C4337 10uF 10V C4322 10uF 10V C4310 10uF 10V USB3 IC4306 TPS2066CDGNR 3 EN1 2 IN 4 EN2 1 GND 5 FLT2 6 OUT2 7 OUT1 8 FLT1 9 EP GND 43 US...

Страница 32: ...ONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 5V_USB_1 USB_DP1 D4500 RCLAMP0502BA OPT R4500 10K OPT USB_OCD1 5V_USB_1 C4500 0 1uF 16V JK4500 3AU04S 305 ZC LG 1 2 3 4 5 USB_CTL1 USB_DM1 3 3V_NORMAL R4501 10K 5V_NORMAL C4501 10uF 10V C4502 10uF 10V IC4500 BD82020FVJ 3 IN_2 2 IN_1 4 EN 1 GND 5 OC 6 OUT_1 7 OUT_2 8 OUT_3 DVR Ready OCP USB1 USB1 MAX 1 5A Copyright 2013 LG Electronics Inc All rights reserv...

Страница 33: ...OC P3800 12507WS 04L UART_4PIN_STRAIGHT 1 2 3 4 5 COMP1_Pr D3802 5 6V AV_COMP_ESD R3806 10K D3803 5 6V AV_COMP_ESD SOC_TX ZD3804 ADUC 5S 02 0R5L R3800 75 1 TU_DEBUG JK3800 PPJ245 01 6A GN C SPRING 7A GN E LUG 4A GN CONTACT 5B BL C SPRING 8C RD1 E LUG S 6C RD1 C SPRING 4C RD1 CONTACT 5D WH C SPRING 4E RD2 CONTACT 6E RD2 C SPRING 7E RD2 E LUG R3801 0 OPT R3811 1K R3812 1K JP4117 JP4118 EYE_SCL EYE_S...

Страница 34: ... THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC D5001 5 5V LAN_ESD EPHY_TDN D5003 5 5V LAN_ESD D5000 5 5V LAN_ESD D5002 5 5V LAN_ESD EPHY_TDP EPHY_RDN EPHY_RDP C5000 0 1uF 16V C5001 0 01uF 50V JK5000 RJ45VT 01SN002 NON_LN56 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 50 LAN_VERTICAL 2012 03 08 Ethernet Block Copyright 2013 LG Electronics Inc All rights reserved Only for training and service p...

Страница 35: ...5412 12 R5417 5 1K SPK_L C5417 22000pF 50V 0 1uF C5401 50V I2C_SDA1 0 1uF C5419 50V C5435 0 47uF 50V SPK_L Q5400 MMBT3904 NXP AMP_MUTE_MICOM E B C C5429 390pF 50V C5404 1000pF 50V R5416 5 1K L5404 1 NRS6045T100MMGK Audio_Coil_TAIYO 10 0uH L5405 1 NRS6045T100MMGK Audio_Coil_TAIYO 10 0uH L5402 1 NRS6045T100MMGK Audio_Coil_TAIYO 10 0uH L5403 1 NRS6045T100MMGK Audio_Coil_TAIYO 10 0uH 1uF C5412 10V L54...

Страница 36: ..._OUT R6103 33K HP_OUT_MTK C6102 1uF 10V HP_OUT R6105 4 7K HP_OUT C6103 1uF 10V HP_OUT HP_ROUT_MAIN L6100 120 ohm HP_OUT BLM18PG121SN1D C6104 180pF HP_OUT_MTK R6106 43K 1 HP_OUT C6107 0 1uF 16V HP_OUT C6109 180pF HP_OUT_MTK R6102 33K HP_OUT_MTK HP_ROUT_AMP C6104 1 18pF HP_OUT_H13 C6109 1 18pF HP_OUT_H13 C6108 10pF 50V HP_OUT C6106 10pF 50V HP_OUT IC6100 TPA6138A2 3 OUTR 2 INR 4 GND_1 1 INR 6 VSS 5 ...

Страница 37: ...8V_M 8 S_CVBS 9 M_IF_AGC 10 M_DIF P 11 M_DIF N 12 B4 3 3V_S 13 B5 1 8V_S 14 NC_1 15 GND 16 SD_ERROR 17 SD_SYNC 18 SD_VALID 19 SD_MCLK 20 SD_SERIAL_D0 21 NC_2 22 NC_3 23 NC_4 24 NC_5 25 NC_6 26 NC_7 27 NC_8 28 GND_1 29 GND_2 30 B6 1 23V_SD 31 SD_RESET 36 SHIELD 32 B7 3 3V_SD 33 NC_9 34 SD_SCL 35 SD_SDA A1 A1 B1 B1 TU6403 TDSN B601F B TU_BR 1 RF_S W_CTL 2 RESET_TUNER 3 SCL 4 SDA 5 B1 3 3V 6 SIF 7 B2...

Страница 38: ... NC 6 VOUT 7 ADJ 8 GND 9 EP FE_DEMOD1_TS_ERROR IF_P FE_DEMOD1_TS_SYNC TU_CVBS C6538 10uF 10V 3 3V_TU 3 3V_TU FE_DEMOD1_TS_VAL L6507 BLM18PG121SN1D TU_Q W_KR BR TW CO JP Q6501 MMBT3906 NXP TU_A_GLOBAL_6 7 E B C I2C_SCL4_TU R6513 10 TU_Q I2C_SCL4 I2C_SDA4 3 3V_TU R6508 1 1K 5 TU_N M W_CN TW BR CO C6503 0 1uF 16V TU_S N Q_T US KR TW R6502 10 TU_N M S2_RESET_TU R6510 33 FE_DEMOD1_TS_DATA 3 LNB_OUT R65...

Страница 39: ...P 28 RD1N 29 RD1P 30 RD2N 31 RD2P 32 GND 33 RDCLKN 34 RDCLKP 35 GND 36 RD3N 37 RD3P 38 RD4N 39 RD4P 40 GND 41 GND 42 GND TXB1P R7102 10K LVDS_SEL_LOW TXD3P TXC2P TXB0P TXCCLKN TXD1N TXDCLKP TXC3P C7100 10uF 16V OPT TXDCLKN TXBCLKN TXA4P R7100 33 LGD_2D 3D_CTRL TXD2N TXA3P L7100 BLM18SG121TN1D LVDS_51PIN PANEL_VCC TXD2P TXA2P TXD3N TXD4N I2C_SCL1 TXA4N TXB0N TXACLKP TXD1P P7100 FI RE51S HF J R1500 ...

Страница 40: ... USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC L DIM0_VS_PWR L DIM0_SCLK_PWR R7601 10K L DIM_OUT_8P P7600 12507WR 08L L DIM_OUT_8P 1 2 3 4 5 6 7 8 9 L DIM0_MOSI_PWR R7602 33 L DIM_OUT_8P R7603 33 L DIM_OUT_8P I2C_SCL1 I2C_SDA1 76 LOCAL DIMMING 2011 12 13 To LED DRIVER LOCAL DIMMING Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes L...

Страница 41: ... VCOM_N GMA7 C7723 10uF 25V R7761 10K OPT VST 3 3V_NORMAL C7739 0 1uF 50V VCOM1 C7748 1uF 25V GMA15 TXB1N IC7700 TPS65178RSLR EPI 1 OUT4 2 SWB4 3 RST 4 OUT1 5 OUT2 6 SWB2 7 PGND2 8 SWB1_1 9 SWB1_2 10 NC 11 PVINB1_1 12 PVINB1_2 13 AVIN 14 PVINB3 15 SWB3 16 OUT3 17 PGND3 18 PGND_1 19 PGND_2 20 SW_1 21 SW_2 22 SWI 23 SWO 24 AGND 25 SS 26 COMP 27 SCL 28 SDA 29 VL 30 TCOMP 31 CTRLP 32 VGH 33 SWP 34 SWN...

Страница 42: ...AL 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 VDD VDD_EPI C7801 68uF EPI C7800 68uF EPI T Con 77 2011 12 01 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 43: ...SSQ_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_37 E1 NC_38 E2 NC_39 E3 NC_40 E12 NC_41 E13 ...

Страница 44: ...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 24V_AMP C5450 10uF 35V OPT Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 45: ......

Страница 46: ...CD TV Engineering guide Applicable Model Mid end Platform XXLA74 T XXLA69 66 T XXLA64 62 T XXLN61 57 T Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 47: ...s 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 better EMI margin Fewer lines than mini LVDS Slim PCB design TCON 2 LOCK VCC 1 Figure1 Topology Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 48: ...e No data skew Better EMI margin Lower cost Cable Connector Slim S PCB design 14mm 10mm helps slimmer TV EPI FHD 10bit 60Hz 120Hz 240Hz 960ch 960ch 720ch No of Signal 12 12 32 Connector 50 pin 2ea 70pin 2ea LCM T con to S Driver IC TCON 2 LOCK VCC 1 TCON 18 VCC 1 18 HF mini LVDS EPI Bandwidth Capability FHD 120Hz 10Bit 594Mbps 36Lines 1 65Gbps 12Lines FHD 240Hz 10Bit 594Mbps 72Lines 1 25Gbps 32Lin...

Страница 49: ...structure Standardization Fewer Lines 12 Embedded clock low EMI Clock skew free Easy to PCB design Demerit Too many lines 36 Clock skew EMI due to clock lines Bandwidth limit Transmission Overhead 4bit delimiter TCON Lock 2 1 TCON EPI Interface mini LVDS vs EPI Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 50: ...etres Present and anticipated applications include contactless transactions data exchange and simplified setup of more complex communications such as Wi Fi Communication is also possible between an NFC device and an unpowered NFC chip called a tag User Action Area Samrt phone close to NFC Tag Player choose From Smart phone to TV From TV to Smart phone Copyright 2013 LG Electronics Inc All rights r...

Страница 51: ...or Key IR sensing PMIC Audio AMP LA74 69 66 T 5 EPI Wafer 1 Chassis LB33B PCB P No EAX6487210 6 Level shifter 1 5 3 To module 6 Key IR Front Spk WIFI BT 1 2 4 To PSU Without Isolator Tuner Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 52: ...ry 2 3 Micom for Key IR sensing Audio AMP LA64 T 4 LVDS Wafer Without Isolator Tuner 1 Chassis LB33B PCB P No EAX6487210 1 4 To module Key IR Front Spk WIFI BT 1 2 3 To PSU Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 53: ...sensing Audio AMP LA62 T LN61 LN57 T 4 LVDS Wafer 60 51Pin 41Pin 32 39 42 47 50 55 51Pin With Isolator Tuner 1 Chassis LB33B PCB P No EAX64872101 1 4 To module Key IR Front Spk WIFI BT 1 2 3 To PSU Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 54: ...Hz DVB T Without ATV A B HDCP EEPROM 16Kb X_TAL 32 768KHz I2S Out I2C 1 EPI I2C 2 LVDS USB P_TS I2C 5 I2C 1 H P AV COMP SCART Tuner I2C 6 OCP 2 5A OCP 1A HDD MHL 1A SIL1392 MHL I2C 4 MHL R E A R S I D E S I D E R E A R H AMP TI CVBS YPbPr CVBS RGB SPDIF OUT ETHERNET I2C 3 LOCAL DIMMING BLUTOOTH IR NFC PM IC LEVEL SHIFTER WIFI KEY LOGO LIGHT SUB ASSY I2C 1 UART IR KEY USB_WIFI EPI LVDS Diagram Copy...

Страница 55: ... PMIC I2C_SDA2 I2C_SCL2 33Ω 3 3V_Normal 1 2KΩ IC5800 NTP7513 AMP I2C_SDA1 I2C_SCL1 22Ω P7600 Local dimming 33Ω IC101 HDCP EEPROM 22Ω 33Ω IC100 NVRAM 2 7KΩ 3 3V_Normal I2C_SDA5 I2C_SCL5 33Ω 33Ω I2C_SDA6 I2C_SCL6 TUNER D 2 7KΩ 3 3V_Normal 33Ω 33Ω IC3302 MHL 1 2KΩ 3 3V_MHL IC105 MTK5398 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 56: ...K DDRV DDR VDD DDR VDDQ TUNER 1 23V 12V 5V USB 1CH DCDC 4A 2CH OCP 1 2A USB2 Max 1 2A USB3 Max 1 2A USB_WIFI 3 3V Noraml 4A SPDIF IR A ssy M_REMOTE HDCP EEPROM NVRAM MTK DVDD3V3 MTK AVDD33_AADC MTK AVDD3V3 MTK AVDD3V3_MEMPLL MTK AVDD3V3_LVDS MTK AVDD33_STB AUDIO AMP EARPHONE AMP EMMC VCC EMMC VCCQ TUNER 3 3V_TU 1 8V_TU 5V USB 3A USB1 DVR Max 1 5A 1 23V 2A Copyright 2013 LG Electronics Inc All righ...

Страница 57: ...LID 18 MCLK 19 D0 7 20 27 1 23V_S2_DEMOD 30 S2_RESET 31 3 3V_S2_DEMOD 32 S2_F22_OUTPUT 33 LNB 36 S2_SCL 34 S2_SDA 35 AM27 ADCINP_DEMOD AN27 ADCINN_DEMOD TU_RESET1 IC2_SCL6 IC2_SDA6 1 8_TU 3 3V_TU IF_P IF_N IF_AGC ADCINP_DEMOD ADCINN_DEMOD 33 Ω 33Ω Attenuator Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 58: ...1_Pb COMP1_Pr COMP1 AV1 DVI_L_IN COMP1 AV1 DVI_R_IN COMP1_Y AV1_CVBS_SOC COMP1_Pb_SOC PB0P PR0P AIN4_L_AADC COMP1_Pb_SOC COMP1 AV1 DVI_L_IN_SOC AIN4_R_AADC COMP1 AV1 DVI_R_IN_SOC Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 59: ...MTK A2 AOLRCK AOSDATA0 AUD_LRCK AUD_SCK AOBCK STB_SDA STB_SCL I2C_SDA1 I2C_SCL1 IC3000 MICOM AMP_MUTE AIN4_L_AADC AIN4_R_AADC JK501 AUD_MASTER_CLK AOMCLK OPCTRL4 AMP_RESET_N IC6100 TPA6138A2PWR HP AMP JK3602 JK3700 LPF SPEAKER_L SPEAKER_R WOOFER SIDE_HP_MUTE HP_L ROUT_AMP Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 60: ...K DDC_SCL_3_JACK DDC_SDA_3_JACK TMDS Link 8bits HDMI_ARC DDC_SDA_1_SOC X tal 32 768kHz TMDS Link 8bits TMDS Link 8bits WOL_CTL SIL1292 I2C_SCL4 I2C_SDA4 5V_BUS OCP 5V_MHL MHL_DET TMDS Link or MHL Link Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 61: ...B GMA1 GMA3 GAM9 GMA10 GMA16 GMA18 VDD VCC VCC1 8 CLK1_I CLK6_I GMA4 GMA5 GAM7 GMA12 GMA14 GMA15 GMA4 GMA5 GAM7 GMA12 GMA14 GMA15 EO GST GCLK MCLK EPI_LOCK3 EPI_LOCK6_SOURCE EPI_LOCK6 H_VDD TR Diode TR Diode SWP CTRLP SWN CTRLN VGH VGL VGL_I VGH_EVEN VGH_ODD VGH_F VGH_R 6 6 2 2 2 2 2 2 2 2 6 VST GIP_RST Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LG...

Страница 62: ...mp Controller Negative Charge Pump Controller 6 Ch Gamma Buffer DAC output Vcom reference gain Reset PANEL_VCC VCC18 VCC HVdd Vdd VCOM_P VCOM_N GAM4 5 7 12 14 15 CTRLN SWP SWN CTRLP VCOM_LOOP PMIC_RESET Vcore Level Shift TPS65198 TR Diode TR Diode VGL VGH Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 63: ...iver M_REMOTE_RX M_REMOTE_TX M_RFModule_RESET U1RX U1TX OPCTRL49 OPCTRL50 USB_DM_P3 USB_DP_P3 RENESAS MICOM U0TX U0RX SOC_TX SOC_RX USB_DP3 5V_USB_3 USB_CTL3 USB_OCD3 USB_DM_P1 USB_DP_P1 GPIO42 TCON12 USB_DM_P0 USB_DP_P0 USB3 USB_DM3 GPIO44 ADIN2_SRV CTS RTS ADIN4_SRV 4Pin debugging wafer HDMI2 HDMI3 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE I...

Страница 64: ...3 Local key Assy 1 2 3 4 Main PSU 18Pin Main LVDS Cable IR 8Pin Cable WiFi 6Pin RF 8Pin Cable SPK Cable PCBs Cables 5 4 Wi FiAssy 5 M Reciever Assy 6 IR Ass y 5 6 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 65: ...3 Local key Assy 1 2 3 4 Main PSU 18Pin Main LVDS Cable IR 8Pin Cable WiFi 6Pin RF 8Pin Cable SPK Cable PCBs Cables 5 4 Wi FiAssy 5 M Reciever Assy 6 IR Ass y 5 6 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 66: ...DS Cable IR 8Pin Cable WiFi 6Pin RF 8Pin Cable SPK Cable PCBs Cables 5 4 Wi FiAssy Interconnection 1 LA64 T 1 1 2 3 4 5 M Reciever Assy 5 2 3 4 6 IR Logo Ass y 6 5 5 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 67: ...ass y Magic Remote control 1 System 2 Remote Buttons 3 MR13 Block Diagram 4 Function List 5 Pairing Un pairing Method Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 68: ...iring success F W version BD_ADDR to the receiver The receiver sends the pairing success packet to TV directly F W version and BD_ADDR packets are just saved on the receiver The receiver sends F W version or BD_ADDR packet to TV when it is required Motion Data Transmission Period 7 5msec Motion Data gyro accelerometer Voice Data Transmission Period 10msec Voice sampling 16khz 16bit Copyright 2013 ...

Страница 69: ...D 0xDC 0x80DC Y Screen RMT Q MENU 0xDE 0x80DE Y CH 0x00 0x8000 Y CH 0x01 0x8001 Y VOL 0x02 0x8002 Y VOL 0x03 0x8003 Y MUTE 0x09 0x8009 Y Logical Buttons AUTO_WAKEUP X 0x800C VOICE_START X 0x800A VOICE_STOP X 0x800D POINT_START X 0x803E POINT_STOP X 0x803F M4 Remote MR13 Remote POWER BACK HOME OK MUTE VOL CH 3D MYAPPS OK POWER BACK SMART VOICE 3D Screen RMT Q MENU MUTE VOL CH Copyright 2013 LG Elec...

Страница 70: ...70 512Kb Serial F M I2C ch1 I2C ch2 WM8950 Wolfson Voice MIC Knowles I2S 4 mode Only 2 8V LDO uP0108NEC5 28 SC70 Wheel Encoder IR Emitter1 IR Emitter2 Voice Scene IR Codec ADC Bluetooth Receiver BCM20702M BROADCOM Bluetooth 4 0 Antenna Connector X tal 20 MHz 512Kbit Serial Flash UART SPI Bluetooth Remote control Copyright 2013 LG Electronics Inc All rights reserved Only for training and service pu...

Страница 71: ...xis Sensing device tilt Pitch Roll angle RF Micom RF Antenna SDBTPTR3015 Partron Wireless communication X tal 24MHz Partron RF Micom BCM20733A2 Broadcom DC DC Converter TPS61097 TI Battery Boost up Regulator LDO1 uP0108NEC5 28 uPI RF Gyro Accelerometer Power Supply LDO2 uP0108NEC5 28 uPI Audio Codec Mic Power Supply 4 Function list Copyright 2013 LG Electronics Inc All rights reserved Only for tra...

Страница 72: ...ss the remote should blink LED for some time and TV send pairing success packet back to TV When remote try to unpairing it doesn t care about state of receiver stand alone RF Unpairing Press BACK button and SMART button at the same time for 5 sec When remote try to unpairing it doesn t care about state of receiver stand alone After unpairing all pairing information should be erased After unpairing...

Страница 73: ...built in Ass y feature 2 Wi Fi built in Ass y specification Introductions of 13Y WIFI built in ass y Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 74: ...Wafer 6pin 1 25mm 3 3V USB DP DN GND USB DP DN DCDC EUP3010 Crystal 20MHz 3 3V 1 2V 3 3V 1 2V Switch DM3030 Antenna 2 4G 5G Antenna 2 4G 5G RX TX RX TX WOL Switch DM3030 Block diagram 48 30 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 75: ...30 88 WIFI Built in ass y Specification Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 76: ...88 표지 Widevine HDCP 2 0 NETFLX Contents 1 Widevine 2 HDCP 2 0 NETFLIX 3 DTCP 4 Changed BOM Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 77: ...orth American CinemaNow Furthermore because the future will be the spread of CP widevine key download for the global model should be applied to production Because operation unique key should be downloaded for Widevine Widevine key dowmload by NSU is impossible Widevine Key Widevine Key is unique data stored TV for using Widevine Copyright 2013 LG Electronics Inc All rights reserved Only for traini...

Страница 78: ...pecification developed by Intel Corporation to protect digital entertainment across the DVI HDMI interface Why HDCP2 0 HDCP revision 2 0 supports a broader range of wired and wireless interfaces Netflix the services maintain a huge selection of movies and latest releases and offer DVD rentals via mail online streaming 2 HDCP 2 0 NETFLIX Copyright 2013 LG Electronics Inc All rights reserved Only fo...

Страница 79: ...ate entertainment content delivered to a source device via another approved copy protection system such as the DVD Content Scrambling System will be protected by this protection system Three cryptographic Keys Authentication Key which is formed as a result of authentication and used to protect the exchange keys Exchage Key which is used to set up and protect content streams Content Key which is us...

Страница 80: ...anged BOM Changed Item Separate HDCP check box HDCP 2 0 Tx HDCP 2 0 Rx HDCP 1 4 Rx As Was Current Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 81: ...iewing power auto on off 8 8 C Audio error No audio Normal video 9 9 Wrecked audio discontinuation noise 10 10 D Function error No response in remote controller key error recording error memory error 11 11 External device recognition error 12 12 E Noise Circuit noise mechanical noise 13 13 F Exterior error Exterior defect 14 14 G Network error Connection defect Network speed low 15 First of all Ch...

Страница 82: ...Cable LVDS reconnection condition A10 A11 A10 32 37 42 47 55 A11 32 AUO 12 Adjustment Test pattern ADJ Key A12 13 A Video error_Vertical Horizontal bar residual image light spot LCD TV connection diagram A8 14 Check Link Cable LVDS reconnection condition A10 A11 A10 32 37 42 47 55 A11 32 AUO 15 Adjustment Test pattern ADJ Key A12 16 Appendix Defected Type caused by T Con Inverter Module Exchange T...

Страница 83: ...d 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 LCD TV Error symptom A Video error No video Normal audio A4 A1 A2 A28 A7 A3 First of all Check whether all of cables between board is inserted properly or not Main B D Power B D LVDS Cable Speaker ...

Страница 84: ...k and replace MAIN B D Y Replace Power Board and repair parts N End Standard Repair Process A Video error No video No audio A4 Established date Revised date LCD TV Error symptom 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 85: ...letin Replace Main B D Check Tuner soldering Normal Picture Y N Y Close Normal Picture Y Close By using Digital signal level meter By using Diagnostics menu on OSD Menu Set up Support Signal Test Signal strength Normal over 50 Signal Quality Normal over 50 Normal Picture Y Contact with signal distributor or broadcaster Cable or Air N N Normal Picture Y Close N A7 Standard Repair Process Establishe...

Страница 86: ...Box Different maker TV etc Y Change satellite setting match with installed ANT N Normal Picture Y Close N A7 Standard Repair Process Established date Revised date LCD TV Error symptom Check satellite setting Check LNB frequency Check satellite Check Satellite connection DiSEqC motor etc Normal setting Contact with signal distributor or broadcaster Cable or Air Close N Check Tuner soldering Replace...

Страница 87: ...l device and cable Y External device Cable normal RGB HDMI DVI error Check external device and cable Replace Main B D Replace Main B D N N A Video error Color error A8 N Y End Replace module Request repair for external device cable Color error Check Test pattern A12 A10 A11 Standard Repair Process Established date Revised date LCD TV Error symptom 2012 12 06 Copyright 2013 LG Electronics Inc All r...

Страница 88: ...cting Jig pattern Generator Set top Box etc N Y Replace Main B D Screen normal Check screen condition by input External Input Component RGB HDMI DVI Request repair for external device Component error RGB error HDMI DVI Connect other external device and cable Check normal operation of External Input Component RGB and HDMI DVI by connecting Jig pattern Generator Set top Box etc Replace Main B D Scre...

Страница 89: ...age of 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 A19 A4 Standard Repair Process Established date Revised date LCD TV Error symptom Stand By Red Operating white Close 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purpo...

Страница 90: ...y 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 POWEROFF...

Страница 91: ...d 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 LCD TV Error symptom Standard Repair Process 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 92: ...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 Esta...

Страница 93: ...eplace Baterry of R C Check Repair Cable connection Connector solder Normal operating Check B 3 5V On Main B D A27 Normal Voltage Close N N Check 3 5v on Power B D Replace Power B D or Replace Main B D Power B D don t have problem A4 Check IR Output signal Normal Signal N Y Repair Replace IR B D N A27 Replace Main B D Y A27 Standard Repair Process Established date Revised date LCD TV Error symptom...

Страница 94: ...ternal device cable RGB HDMI DVI Optical Recognition error Replace Main B D Replace Main B D Fix in accordance with technical information D Function error External device recognition error Established date Revised date LCD TV Error symptom Standard Repair Process 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 95: ...oceed as shown in the solution manual For models without any fix information provide the description OR Mechanical noise is a natural phenomenon and apply the 1st level description When the customer does not agree apply the process by stage Describe the basis of the description in Part related to nose in the Owner s Manual E Noise Circuit noise mechanical noise Established date Revised date LCD TV...

Страница 96: ... controller Remote controller damage Stand dent Replace stand F Exterior defect Exterior defect Adjust VCOM Established date Revised date LCD TV Error symptom Standard Repair Process A28 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 97: ... has a probelm or not Setting Network Networ Status Y Try to new network connection match with AP and ether setting N Normal Picture Y Close N A7 Check Network connection Case1 WiFi Check AP status Case2 Wired Check ethernet Port Normal setting Check connection with AP or internet WiFi AP Wired ethernet port Close N Check Wired Wifi status Cable sub Assy Replace Main B D Copyright 2013 LG Electron...

Страница 98: ... Check it s worked CI 1 2 or 1 3 Setting Antenna CI information Y N Check status of CI Key in the In start menu Is there CI key Check damage of CI slot pin Or damage of CI CAM Close N Check Wired Wifi status Cable sub Assy Replace Main B D Replace Main B D Or Download CI Key Old version of CI 1 2 CAM is not worked at the TV that is supported CI 1 3 Check SVC Bulletin Copyright 2013 LG Electronics ...

Страница 99: ...g POWER BOARD PIN voltage checking method A19 28 C Audio error_No audio Normal video Checking method in menu when there is no audio A24 29 Voltage and speaker checking method when there is no audio A25 30 C Audio error_Wrecked audio discontinuation Voltage and speaker checking method in case of audio error A25 31 D Function error_ No response in remote controller key error Remote controller operat...

Страница 100: ...ck White Balance value A Video error_No video Normal audio ALL MODELS A4 Established date Revised date Error symptom Content LCD TV Entry method 1 Press the ADJ button on the remote controller 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 2012 12 06 Copyright 2013 LG E...

Страница 101: ...C 24V 12V 3 5V 24 Pin Power Board Main Board SMAW200 H24S 1 Power on 2 Inverter On off 3 3 5V 4 PWM Dim 1 5 3 5V 6 PWM Dim 2 7 GND 8 GND 9 24V 10 24V 11 GND 12 GND 13 12V 14 12V 15 12V 16 24V 17 GND 18 GND 19 GND 20 GND 21 GND 22 L DIMO_VS 23 L DIM0_MOSI 24 L DIM0_SCLK 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 102: ...epair Process Detail Technical Manual TUNER input signal strength checking method A Video error_Video error video lag stop ALL MODELS A6 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 103: ...op 1 Checking method for remote controller for adjustment Press the IN START with the remote controller for adjustment Version ALL MODELS A7 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 104: ...tal 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 ALL MODELS 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 105: ... from power supply finally replace the MAIN BOARD Standard Repair Process Detail Technical Manual TUNER checking part A Video error_Video error video lag stop ALL MODELS A9 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 106: ...rns using the ADJ Key Checking item 1 Defective pixel 2 Residual image 3 MODULE error ADD BAR SCAN BAR 4 Video error Classification of MODULE or Main B D A12 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 107: ...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 EPI Cable or Main B D 1 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 108: ...er Section Solder defect Short Crack Fuse Open Abnormal power section Noise GRADATION GRADATION Abnormal Display Appendix Exchange EPI Cable or Main B D 2 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 109: ...64 88 Appendix Exchange LPB LED driver No Light Dim Light Dim Light Dim Light Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 110: ...ge Press damage Crosstalk Crosstalk Press damage Panel Mura Light leakage Press damage Un repairable Cases In this case please exchange the module Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 111: ...l Block Source TAB IC Defect Horizontal Block Gate TAB IC Defect Horizontal line Gate TAB IC Defect Gate TAB IC Defect Horizontal Block Gate TAB IC Defect Appendix Exchange the Module 2 Un repairable Cases In this case please exchange the module Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 112: ...e status of ST BY Condition Menu Option LG Logo Light Brightness OFF LOW MIDDLE HIGH 2012 12 06 You can set the LG Logo Light to on or off by selecting OPTION in the main menus Front LOGO LED control in the status of Power On Condition Menu Option LG Logo Light Duration off off after10min Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use ...

Страница 113: ...0_MOSI 24 L DIM0_SCLK Standard Repair Process Detail Technical Manual Check power input voltage and ST BY 3 5V B Power error _No power A18 Established date Revised date Error symptom Content LCD TV For 10 models there is no voltage out for st by purpose When st by only 3 5V is normally on Check the DC 24V 12V 3 5V 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training a...

Страница 114: ...in is high 2012 12 06 24 Pin Power Board Main Board SMAW200 H24S 1 Power on 2 Inverter On off 3 3 5V 4 PWM Dim 1 5 3 5V 6 PWM Dim 2 7 GND 8 GND 9 24V 10 24V 11 GND 12 GND 13 12V 14 12V 15 12V 16 24V 17 GND 18 GND 19 GND 20 GND 21 GND 22 L DIMO_VS 23 L DIM0_MOSI 24 L DIM0_SCLK Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 115: ...3 Standard Repair Process Detail Technical Manual POWER OFF MODE checking method B Power error _Off when on off whiling viewing ALL MODELS A22 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 116: ... 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 A24 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 117: ...voltage supplied from Power Board If there is no input voltage remove and check the connector Connect the tester RX1 to the speaker terminal 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 ALL MODELS A25 ...

Страница 118: ...when it does not move at all Standard Repair Process Detail Technical Manual Remote controller operation checking method D Function error_ No response in remote controller key error ALL MODELS A27 Established date Revised date Error symptom Content LCD TV P4101 1 GND 2 KEY1 3 KEY2 4 3 5V_ST 5 GND 6 LOGO LED_R 7 IR 8 GND 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for trai...

Страница 119: ... the remote controller And find the V COM value Which is no or minimized the Flicker If there is no flicker at default value Press the exit key and finish the VCOM adjustment Push the OK key to store the value Then the message Saving OK is pop Press the exit key to finish V COM adjustment A28 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc Al...

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