LG 40LX770H Service Manual Download Page 36

Page: 36 / 53

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.

D2-_HDMI1

D1+_HDMI1

DDC_SDA_4

CK+_HDMI4

D1+_HDMI4

CK-_HDMI4

D0+_HDMI1

C3226
0.1uF
16V

OPT

5V_HDMI_2

CK+_HDMI1

R3248

OPT

D0+_HDMI4

D0-_HDMI4

D2-_HDMI4

R3255

OPT

D0-_HDMI1

CEC_REMOTE

SPDIF_OUT_ARC

R3249
3.9K
OPT

D1-_HDMI1

C3227
0.1uF
16V

CK-_HDMI1

DDC_SDA_2

CEC_REMOTE

+3.3V_NORMAL

R3259

D3216

MMBD6100

VDD3V3_HDMI

IC3203

M24C02-RMN6T

HDMI_EXT_EDID_ST

VSS

SDA

SCL

VCC

PANEL_VCC

DDC_SCL_1

DDC_SDA_1

C3202

1uF

10V

D1-_HDMI4

D2+_HDMI4

D2+_HDMI1

R3254

10K

R3258
22

DDC_SCL_4

CEC_REMOTE

D0-_HDMI2

D0+_HDMI2

CK-_HDMI2

CK+_HDMI2

D2+_HDMI2

D1-_HDMI2

D1+_HDMI2

D2-_HDMI2

DDC_SDA_2

DDC_SCL_2

R3206

R3207

100K

5V_HDMI_1

HDMI_HPD_1

R3218

100K

R3220

HDMI_HPD_2

5V_HDMI_2

5V_HDMI_1

Q3202

NTR4501NT1G

D3208
BAT54_SUZHO

CEC_REMOTE

RUE003N02

Q3207

HDMI_CEC_FET_ROHM

+3.5V_ST

R3210

120K

R3209
27K

HDMI_CEC_PTC

IC3202

M24C02-RMN6T

HDMI_EXT_EDID_ST

VSS

SDA

SCL

VCC

R3201

EDID_WP

D3200

MMBD6100

R3200
22

5V_HDMI_1

JK3200

YKF45-7058V

EAG59023302

CE_REMOTE

D1_GND

SHIELD

CK-

CK_GND

D2_GND

HP_DET

CK+

D1+

D2+

GND

D0-

D0_GND

D2-

DDC_DATA

D0+

D1-

DDC_CLK

R3240
4.7K

+5V_NORMAL

R3204

IC3204

M24C02-RMN6T

HDMI_EXT_EDID_ST

VSS

SDA

SCL

VCC

R3203

D3207

DDC_SDA_4

EEPROM_WP

D3213

IP4294CZ10-TBR

ESD_HDMI_TMDS

D3212

IP4294CZ10-TBR

ESD_HDMI_TMDS

D3210

IP4294CZ10-TBR

ESD_HDMI_TMDS

D3215

IP4294CZ10-TBR

ESD_HDMI_TMDS

D3214

IP4294CZ10-TBR

ESD_HDMI_TMDS

D3211

IP4294CZ10-TBR

ESD_HDMI_TMDS

AR3202

1/16W

AR3201

1/16W

AR3200

1/16W

AR3206

47K

1/16W

AR3204

47K

1/16W

AR3205
47K
1/16W

Q3209
MMBT3904(NXP)

Q3210
MMBT3904(NXP)

+5V_NORMAL

DDC_SCL_4

DDC_SCL_2

DDC_SCL_1

DDC_SDA_1

VA3206

ESD_HDMI

VA3211

ESD_HDMI

VA3201
ESD_HDMI

VA3208
ESD_HDMI

VA3203

ESD_HDMI

VA3207

ESD_HDMI

VA3210

ESD_HDMI

VA3204

ESD_HDMI

IC3202-*1

AT24C02C-SSHM-T

HDMI_EXT_EDID_ATMEL

GND

SDA

SCL

VCC

IC3203-*1

AT24C02C-SSHM-T

HDMI_EXT_EDID_ATMEL

GND

SDA

SCL

VCC

IC3204-*1

AT24C02C-SSHM-T

HDMI_EXT_EDID_ATMEL

GND

SDA

SCL

VCC

+3.5V_ST

R3263
4.7K

R3262
4.7K

R3265

R3260

OPT

R3261

OPT

R3264

Q3204

MMBT3904(NXP)

VA3215

ESD_HDMI

VA3200
ESD_HDMI

VA3213

ESD_HDMI

VA3202
ESD_HDMI

JK3202

DAADR019A

EAG63530101

HDMI_JACK_FOOSUNG

ARC

CE_REMOTE

D1_GND

BODY_SHIELD

CK-

CK_GND

D2_GND

HP_DET

CK+

D1+

D2+

GND

D0-

D0_GND

D2-

DDC_DATA

D0+

D1-

DDC_CLK

JK3203

DAADR019A

EAG63530101

HDMI_JACK_FOOSUNG

CE_REMOTE

D1_GND

BODY_SHIELD

GND

CK-

CK_GND

D2_GND

HP_DET

CK+

D1+

D2+

GND

D0-

D0_GND

D2-

DDC_DATA

D0+

D1-

DDC_CLK

JK3202-*1

5501-56219

HDMI_JACK_CNPLUS

JK3203-*1

5501-56219

HDMI_JACK_CNPLUS

5V_HDMI_4

+5V_NORMAL

HDMI_HPD_4

R3211

R3205

100K

R3212

R3213

OPT

Q3203
MMBT3904(NXP)

R3208
4.7K

VA3209
ESD_HDMI

5V_HDMI_4

AR3212

5.1

EOS_5.1OHM

AR3213

5.1

EOS_5.1OHM

AR3210

5.1

EOS_5.1OHM

AR3211

5.1

EOS_5.1OHM

AR3215

5.1

EOS_5.1OHM

AR3214

5.1

EOS_5.1OHM

AR3210-*1

EOS_0OHM

AR3211-*1

EOS_0OHM

AR3212-*1

EOS_0OHM

AR3213-*1

EOS_0OHM

AR3215-*1

EOS_0OHM

AR3214-*1

EOS_0OHM

IC3204-*2

BR24G02FJ-3GTE2

HDMI_EXT_EDID_ROHM

GND

SDA

SCL

VCC

IC3202-*2

BR24G02FJ-3GTE2

HDMI_EXT_EDID_ROHM

GND

SDA

SCL

VCC

IC3203-*2

BR24G02FJ-3GTE2

HDMI_EXT_EDID_ROHM

GND

SDA

SCL

VCC

Q3207-*1
SI1012CR-T1-GE3
HDMI_CEC_FET_VISHAY

HDMI

2015.3.11

HDMI3

HDMI2 with ARC

HDMI LEAKAGE Workaround in MTK A2(A0) (Default= with HDMI_LEAKAGE)

ARC

HDMI1

For CEC

LX770H

LGE Internal Use Only

Summary of Contents for 40LX770H

Page 1: ...ODEL 40LX770H 40LX770H UA 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: ...l rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 8 TROUBLE SHOOTING GUIDE 19 BLOCK DIAGRAM 27 EXPLODED VIEW 28 SCHEMATIC CIRCUIT DIAGRAM 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: ...lectrostatic charge on your body by touching a known earth ground Alter natively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent poten tial shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent...

Page 5: ...he solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replace...

Page 6: ...rated for about 5 minutes prior to the adjustment 3 Test method 1 Performance LGE TV test method followed 2 Demanded other specification Safety UL CSA IEC specification EMC FCC ICES IEC specification Wireless WirelessHD Specification Option No Item Specification Result Remark 1 Receiving System ATSC NTSC M 64 256 QAM 2 Available Channel 1 VHF 02 13 2 UHF 14 69 3 DTV 02 69 4 CATV 01 135 5 CADTV 01 ...

Page 7: ... 640 350 31 468 70 09 25 17 EGA X 2 720 400 31 469 70 08 28 32 DOS O 3 640 480 31 469 59 94 25 17 VESA VGA O 4 800 600 37 879 60 31 40 00 VESA SVGA O 5 1024 768 48 363 60 00 65 00 VESA XGA O 6 1152 864 54 348 60 053 80 002 VESA O 7 1360 768 47 712 60 015 85 50 VESA WXGA X 8 1280 1024 63 981 60 020 108 00 VESA SXGA O 9 1920 1080 67 50 60 00 148 5 HDTV 1080P O DTV 1 640 480 31 46 59 94 25 175 SDTV 4...

Page 8: ...the black level area 3 Adjustment items 3 1 Main PCBA Adjustments 1 ADC adjustment Component 480i 1080p 2 EDID downloads for HDMI Remark Above adjustment items can be also performed in Final Assembly if needed Adjustment items in both PCBA and final assembly stages can be checked by using the INSTART Menu 1 ADJUST CHECK 3 2 Final assembly adjustment White Balance adjustment RS 232C functionality c...

Page 9: ...15200 bps Connect RS 232C Signal to USB Cable to USB Write Serial number by use USB port Must check the serial number at Instart menu 4 5 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 ...

Page 10: ... xvYCC off For Direct TV HDMI EDID 2D_8bit_PCM US _xvYCC off Reference HDMI1 HDMI3 In the data of EDID bellows may be different by S W or Input mode ⓐ Product ID HEX EDID Table DDC Function 0001 0100 Analog 0001 0100 Digital ⓑ Serial No Controlled on production line ⓒ Month Year Controlled on production line ex Monthly 01 01 Year 2015 19 ⓓ Model Name Hex LGTV Chassis MODEL NAME HEX LA5GG 00 00 00 ...

Page 11: ...ff For Direct TV HDMI EDID 2D_10bit_PCM US _xvYCC off Reference HDMI1 HDMI3 In the data of EDID bellows may be different by S W or Input mode ⓐ Product ID HEX EDID Table DDC Function 0001 0100 Analog 0001 0100 Digital ⓑ Serial No Controlled on production line ⓒ Month Year Controlled on production line ex Monthly 01 01 Year 2015 19 ⓓ Model Name Hex LGTV Chassis MODEL NAME HEX LA5GG 00 00 00 FC 00 4...

Page 12: ...2C protocol is needed 3 Adjust Remocon 4 Video Signal Generator MSPG 925F 720p 204 Gray Model 217 Pattern 49 Color Analyzer Matrix should be calibrated using CS 1000 5 1 3 Equipment connection 5 1 4 Adjustment Command Protocol 1 RS 232C Command used during auto adj RS 232C COMMAND Explanation CMD DATA ID Wb 00 00 Begin White Balance adj Wb 00 ff End White Balance adj internal pattern disappears 2 ...

Page 13: ...rm 0 313 0 329 6 500K 0 0000 Standard color coordinate and temperature using CA 210 CH 14 by aging time 1 Normal line From January to February LGD Aging time Min Cool Medium Warm X Y X Y X Y 271 270 286 289 313 329 1 0 2 286 295 301 314 328 354 2 3 5 284 290 299 309 326 349 3 6 9 282 287 297 306 324 346 4 10 19 279 283 294 302 321 342 5 20 35 276 278 291 297 318 337 6 36 49 274 275 289 294 316 334...

Page 14: ...l key of RCU 3 Stop paring with TV set by pressing Back Home key of RCU 5 3 3 Applied models Chassis Model Name Magic RF receiver LA5GG 40LX770H UA Built in 43LX770H UA 49LX770H UA 55LX770H UA 65LX770H UA LA5GJ 32LX770M UA 43LX770M UA 5 4 Wi Fi MAC Address Check 5 4 1 Using RS232 Command Command Set ACK Transmission A l Set ID 20 Cr O K x or N G 5 4 2 Check the menu on in start 5 4 Wi Fi Test Step...

Page 15: ...3 Check the Sound from the Speaker or using AV Optic TEST program It s connected to MSHG 600 Remark Inspect in Power Only Mode and check SW version in a master equipment 6 Check Commercial features 6 1 External SPK Out 6 1 1 Equipment Condition Jig Speaker out JIG or Oscilloscope Power only mode 6 1 2 Check the speaker out 1 Connect the External Speaker check the sound Connect oscilloscope you can...

Page 16: ...RJP Pin check finished or you check other function must remove the RJP cable from TV 6 3 Pro Idiom Check 1 Connect the RF Cable 2 Turn to the Pro Idiom channel No 96 1 3 Check the video sound Only displayed at POWER ONLY mode 6 4 b LAN Main board Check Press the Still key of Adjust Remocon for checking MPI port in Power Only Mode Display b LAN On message 6 4 1 Overview It is LNET RF modem FTG card...

Page 17: ...fter final inspection press In Stop key of the Adj R C and check that the unit goes to Stand by mode 7 AUDIO output check 7 1 Audio input condition 1 RF input Mono 1KHz sine wave signal 100 Modulation 2 CVBS Component 1KHz sine wave signal 0 4Vrms 7 2 Specification 8 GND and HI POT Test 8 1 GND HI POT auto check preparation 1 Check the POWER CABLE and SIGNAL CABE insertion condition 8 2 GND HI POT...

Page 18: ...number 11 Optional adjustments 11 1 Manual White balance Adjustment 11 1 1 Adj condition and cautionary items 1 Lighting condition in surrounding area surrounding lighting should be lower 10 lux Try to isolate adj area into dark surrounding 2 Probe location Color Analyzer CA 210 probe should be within 10cm and perpendicular of the module surface 80 100 3 Aging time i After Aging Start Keep the Pow...

Page 19: ...ation circuit or Replace X8700 Y N Check IC8701 IIC communication state Check IIC line orreplace IC8701 N Check IR input state of IC8701 57pin Check IR board N Y Re download PTC Micom Y TROUBLE SHOOTING GUIDE 1 Power Up Boot Fail Trouble Shooting guide 2 No OSD Trouble Shooting guide Check LVDS Cable Check LCD Module Controlboard Y Replace Cable N Check P2300 1 Voltage Level 13 2V L2303 Check powe...

Page 20: ...u measure voltage of TU8900 IIC lines Are they all normal Check Mstar LVDS output NO You should check power line IIC lines YES You should replace TUNER NO Check IC2304 YES YES Check tuner 3 3V powerL8904 Replace L8904 NO Replace IC2304 Replace L8906 YES NO Check tuner 1 8V powerL8907 Replace L8907 or IC8900 NO Check RF cable signal YES NO Replace Main IC IC101 ormain board 3 Analog RF Video Troubl...

Page 21: ...Shooting guide Check RF Cable Check IIC Signal TU8900 4 12Pin Check IIC line and level shifter circuit Y N Check tuner 5V powerL8906 Check L8906 Y N Y Check X101 and application circuit Check IF Signal TU8900 6 8 16 Pin Check tuner application circuit or replace tuner N Y Replace X101 N Y Replace IC101 Replace IC2304 N Y Replace L8906 ...

Page 22: ...nce again You should decide to replace M14 or not JK3200 JK3202 JK3203 may have problem Replace this Jack Y Y N Y Check input signal issupported format Check JK3402 Can you see the normalwaveform Check AC cable for damage or open conductor Check the input of Main IC IC101 Measure waveform at C3404 C3405 C3406 because it s more easy to check Can you see the normalwaveform JK3402 may have problem Re...

Page 23: ...605 Y Check TU8900 Pin2 SIF Output Can you see the normalsignal Y Could you measure voltage of TU8900 IIC lines Are they all normal N You should check power line IIC lines N You should replace TUNER Y Check IC5600 Y Replace IC5600 N Replace L5602 L5603 L5604 L5605 N Y After checking audio signalline you should decide to replace item ornot 7 Analog RF Audio Trouble Shooting guide ...

Page 24: ...rm Replace JK3402 Y N Check AC cable for damage For damage oropen conductor Y Y Check the input of M14 IC101 Measure waveform at C3404 C3405 C3406 because it s more easy to check Can you see the normalwaveform Y Check Audio AMP output L5602 L5603 L5604 L5605 Y Replace L5602 L5603 L5604 L5605 N This board hasbig problem because Main chip M14 have some troubles After checking thoroughlyall path once...

Page 25: ...ou see the normalwaveform Replace JK3200 JK3202 JK3203 Y N Check AC cable for damage For damage oropen conductor Y Y Check Audio AMP output L5503 L5504 L5505 L5506 Y Replace L5503 L5504 L5505 L5506 N This board hasbig problem because Main chip M14 have some troubles After checking thoroughlyall path once again You should decide to replace M14 or not 9 HDMI Audio in Trouble shooting guide ...

Page 26: ...ck the speakeroutput wafer P5600 Can you see the normalwaveform After checking audio signalline you should decide to replace item or not Y Check Audio AMP output L5503 L5504 L5505 L5506 Can you see the normalwaveform Y Y Check the connector Speaker N This board hasbig problem because Main chip M14 have some troubles After checking thoroughlyall path once again You should decide to replace M14 or n...

Page 27: ...t Speaker R L L R OUT Service CPU Upgrade MICOM Internal Demod RJP IR Key Tx Rx UART S W Service Only MICOM Upgrade Tx Rx Component Composite Audio L R Component Composite Magic WOL Magic WOL g Realtek WOL To MICOM USB USB2 Side HDMI3 Wi Fi Combo Side USB1 SPDIF Speaker Audio AMP EMMC 4GB HDCP Y Cb Cr CVBS I2C TS_MUX CVBS DIF SIF SPDIF IC101 M14 RF b LAN Demod IF Data_TS MPI SPI Game Control MPI T...

Page 28: ...eristics 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 manufacturer IMPORTANT SAFETY NOTICE 400 Stand Screw 910 200 530 820 540 521 LV1 121 120 A10 A2 810 5...

Page 29: ...DO1 IRB_SPI_MISO TDI1 IRB_SPI_CK TCK1 IRB_SPI_MISO TDI1 IRB_SPI_MOSI TDO1 IRB_SPI_CK TCK1 IRB_SPI_SS TMS1 USB_DM3 USB_DP3 USB_OCD3 USB_CTL3 C102 10pF C101 10pF 3 3V_TU IC101 LG1311 C1 XIN_MAIN B23 XO_MAIN A23 PORES_N AG21 BOOT_MODE AJ18 PLLSET0 AB8 PLLSET1 AC8 OPM0 AD8 OPM1 AE8 L_VSOUT_LD TRST0_N Y7 DIM0_SCLK TMS0 Y6 DIM1_SCLK TCK0 W7 DIM1_MOSI TDI0 W6 DIM0_MOSI TDO0 W5 SPI_CS0 AG30 SPI_SCLK0 AG28...

Page 30: ...AM32 STPI0_ERR AN31 STPI0_DATA AM31 STPI1_CLK AH28 STPI1_SOP AJ28 STPI1_VAL AK30 STPI1_ERR AJ29 STPI1_DATA AG27 TPI_CLK A28 TPI_SOP B28 TPI_VAL B29 TPI_ERR C28 TPI_DATA0 A27 TPI_DATA1 B27 TPI_DATA2 C27 TPI_DATA3 B26 TPI_DATA4 C26 TPI_DATA5 B25 TPI_DATA6 A25 TPI_DATA7 C25 GPIO31 AG13 GPIO30 AJ19 GPIO29 AG14 GPIO28 AG15 GPIO27 AJ15 GPIO26 AH19 GPIO25 AH18 GPIO24 AG19 GPIO23 AH5 GPIO22 AJ5 GPIO21 AJ6...

Page 31: ...EMMC_CMD SMARTCARD_CLK SD_EMMC_DATA 0 SMARTCARD_PWR_SEL SD_EMMC_DATA 1 R319 390 OPT R320 390 OPT DDC_SDA_3 D1 _HDMI3 TP329 TP325 TP327 TP323 TP324 TP331 HDMI_HPD_3 TP328 D2 _HDMI3 D0 _HDMI3 D1 _HDMI3 D2 _HDMI3 TP330 TP321 D0 _HDMI3 TP322 TP332 5V_HDMI_3_SOC TP326 CK _HDMI3 DDC_SCL_3 CK _HDMI3 DDC_SCL_3 CK _HDMI3 5V_HDMI_3_SOC D1 _HDMI3 D0 _HDMI3 D2 _HDMI3 DDC_SDA_3 D0 _HDMI3 CK _HDMI3 HDMI_HPD_3 D...

Page 32: ...16 M0_DDR_DQ13 A19 M0_DDR_DQ14 B15 M0_DDR_DQ15 C19 M0_DDR_DQ16 B11 M0_DDR_DQ17 C5 M0_DDR_DQ18 C12 M0_DDR_DQ19 B4 M0_DDR_DQ20 A12 M0_DDR_DQ21 A4 M0_DDR_DQ22 B12 M0_DDR_DQ23 C4 M0_DDR_DQ24 B5 M0_DDR_DQ25 B10 M0_DDR_DQ26 C6 M0_DDR_DQ27 C11 M0_DDR_DQ28 C7 M0_DDR_DQ29 A10 M0_DDR_DQ30 B6 M0_DDR_DQ31 C10 M0_DDR_ZQCAL E7 H5TQ4G63CFR_RDC IC401 DDR_512MB_HYNIX_1866_25n A0 N3 A1 P7 A2 P3 A3 N2 A4 P8 A5 P2 A6...

Page 33: ...V3 M1_DDR_DQ18 L3 M1_DDR_DQ19 W2 M1_DDR_DQ20 L1 M1_DDR_DQ21 W1 M1_DDR_DQ22 L2 M1_DDR_DQ23 W3 M1_DDR_DQ24 V2 M1_DDR_DQ25 N2 M1_DDR_DQ26 U3 M1_DDR_DQ27 M3 M1_DDR_DQ28 T3 M1_DDR_DQ29 N1 M1_DDR_DQ30 U2 M1_DDR_DQ31 N3 M1_DDR_ZQCAL E5 H5TQ2G63FFR RDC IC502 2 DDR_256MB_HYNIX_1866_29n A0 N3 A1 P7 A2 P3 A3 N2 A4 P8 A5 P2 A6 R8 A7 R2 A8 T8 A9 R3 A10 AP L7 A11 R7 A12 BC N7 A13 T3 NC_5 M7 BA0 M2 BA1 N8 BA2 M3...

Page 34: ..._C4TX_2 W12 AVDD11_C4TX_3 Y12 AVDD11_C4TX_4 AA12 DVDD11_XTAL G18 DVDD11_DR3PLL H18 DVDD11_CVBSPLL AF23 AVDD11_DMD_1 AF24 AVDD11_DMD_2 AF25 DVDD18_EMMC_1 L26 DVDD18_EMMC_2 M26 IC101 LG1311 C1 GND_1 B22 GND_2 B24 GND_3 C22 GND_4 C23 GND_5 C24 GND_6 D4 GND_7 D5 GND_8 D6 GND_9 D20 GND_10 D21 GND_11 E6 GND_12 E20 GND_13 E21 GND_14 F6 GND_15 F7 GND_16 F8 GND_17 F18 GND_18 F19 GND_19 F20 GND_20 F21 GND_2...

Page 35: ... R2352 51K 1 16W 1 R2342 10K R2360 4 7K OPT C2324 1uF 25V R2359 4 7K OPT IC2304 SN1302001 TPS65286RHDR 1 VIN_1 3 VIN_3 7 V7V 9 EN 10 SW_OUT2 11 SW_OUT1 12 SW_EN2 13 SW_EN1 14 NFAULT2 15 NFAULT1 16 SW_IN1 17 SW_IN2 18 BST 19 LX_1 20 LX_2 21 LX_3 22 SS 23 FB 24 COMP 25 RLIM 26 RSET1 27 RSET2 28 AGND 5 PGND_2 8 MODE SYNC 6 PGND_3 4 PGND_1 2 VIN_2 29 EP C2335 100pF 50V OPT C2329 0 1uF 50V R2324 10K R2...

Page 36: ...1 16W AR3204 47K 1 16W AR3205 47K 1 16W Q3209 MMBT3904 NXP E B C Q3210 MMBT3904 NXP E B C 5V_NORMAL DDC_SCL_4 DDC_SCL_2 DDC_SCL_1 DDC_SDA_1 VA3206 ESD_HDMI VA3211 ESD_HDMI VA3201 ESD_HDMI VA3208 ESD_HDMI VA3203 ESD_HDMI VA3207 ESD_HDMI VA3210 ESD_HDMI VA3204 ESD_HDMI IC3202 1 AT24C02C SSHM T HDMI_EXT_EDID_ATMEL 3 A2 2 A1 4 GND 1 A0 5 SDA 6 SCL 7 WP 8 VCC IC3203 1 AT24C02C SSHM T HDMI_EXT_EDID_ATME...

Page 37: ...ING 4E RD2 CONTACT 5E RD2 O SPRING 6E RD2 E LUG P3401 12507WS 04L OPT 1 2 3 4 5 M_REMOTE_RX 3 5V_ST R3405 10K OPT M_REMOTE_TX COMP2_Y_IN_SOC C3404 0 047uF C3406 1000pF C3405 0 047uF AV1_CVBS_IN_SOC R3403 33 R3402 100 COMP2_Y_IN_SOC_SOY C3403 150pF OPT R3400 75 3216 VA3401 5 6V Default_Amotech VA3401 1 ICVS0505201FR Multi_Innochips VA3402 5 6V Defualt_Amotech VA3402 1 ICVS0505201FR Multi_Innochips ...

Page 38: ...6 VDD 3 5V_ST SOC_RX_PTC R3815 10K R3805 100 C3805 0 1uF PTC_TX RESET_HIGH 3 5V_ST SOC_TX_PTC UART3_TX UART3_RX R3804 100 Q3801 MMBT3904 NXP E B C C3806 0 47uF OPT R3806 100 JK3801 PEJ027 04 6B T_TERMINAL2 7B B_TERMINAL2 5 T_SPRING 4 R_SPRING 7A B_TERMINAL1 6A T_TERMINAL1 3 E_SPRING C3812 1000pF 50V OPT C3811 1000pF 50V OPT SOC_RX SOC_TX R3813 100 R3812 100 ZD3802 3 6V ZD3801 3 6V 3 5V_ST R3816 10...

Page 39: ...P_5pF I2C_SCL4 R4002 100 3 5V_ST C4004 0 1uF 16V C4005 0 1uF 16V D4000 RCLAMP0502BA OPT R4001 100 IR 3 5V_ST R4011 100 OPT 3 5V_WOL R4009 10K C4015 5pF 50V WIFI_DMDP_5pF WIFI_DM R4006 100 WOL WIFI_POWER_ON C4003 0 1uF 16V OPT R4023 10 R4024 10 R4005 3 3K C4017 0 1uF IC4001 AP2191WG 7 3 FLG 2 GND 4 EN 1 OUT 5 IN P4000 SMAW200 H18S5 14 KEY2 9 SDA 4 USB_DM 18 GND 13 GND 8 GND 3 BT_RESET 17 LED_R 12 K...

Page 40: ... US 04A VSD 1 2 3 4 5 C4310 10uF 10V D4300 2 DF3D6 8MS Multi_Toshiba R4304 1 0 EOS_0ohm D4301 RCLAMP0582B USB_ESD_0582B C4323 22uF 10V JK4302 3AU04S 305 ZC LG 1 2 3 4 5 R4301 1 0 EOS_0ohm C4322 10uF 10V R4302 2 2 EOS_2 2ohm ZD4301 5V USB_ESD_SEMTECH R4302 1 0 EOS_0ohm D4301 1 RCLAMP0502BA USB_ESD_0502BA R4301 2 2 EOS_2 2ohm D4301 2 DF3D6 8MS Multi_Toshiba USB_DP3 USB_DM3 5V_USB_2 USB_DM2 USB_DP2 5...

Page 41: ...5609 22000pF 50V C5608 22000pF 50V L5605 NRS6045T100MMGK 10 0uH I2S_AMP C5611 390pF 50V C5601 1uF 10V C5605 22000pF 50V L5603 NRS6045T100MMGK 10 0uH SPK_R SPK_L SPK_L AUD_LRCH C5600 1000pF 50V AMP_MUTE_MICOM 0 1uF C5603 16V 3 3V_NORMAL R5602 100 AMP_MUTE_MICOM 13V_AMP 0 1uF C5620 50V L5602 NRS6045T100MMGK 10 0uH R5600 10K AMP_MUTE_MICOM SPK_R C5616 0 47uF 50V TP5601 WOOFER_MUTE WOOFER_MUTE Q5602 A...

Page 42: ...TX13P TXC4N TX18N R7221 33 OPT TXDCLKN TX14N 2D 3D_CTL TXD2N TX15N TXD3N TX13N TXD1P TX16P TXC1N TX22N TXC3N TX19N TXD1N TX16N TXCCLKP TX20P TXD0N TX17N TXD4P TX12P TXD4N TX12N TXC1P TX22P TXC3P TX19P TXD2P TX15P TXCCLKN TX20N TXC0P TX23P TXC4P TX18P TXC2P TX21P TXC2N TX21N TXDCLKP TX14P TXD0P TX17P P7202 SP14 11592 01 41Pin LVDS_41PIN_FLIP_TYPE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2...

Page 43: ...2 120K 1 D7705 100V 1N4148W C7726 470pF 50V OPT R7721 0 EPI_NON_32inch C7727 0 1uF 50V GMA15_18 VGL GCLK_SOC CLK5 EPI_LOCK8 6 GMA1 VCOM_BOT 1 1V_VDD R7717 22K H_VDD 8V R7703 47 EPI GMA4_1 MCLK CLK3 GIP_RST VCOM_R_BOT PANEL_VCC CTRLN VCOM_R_FB P7702 FL11S050HA1 EPI_WAFER 1 NC 2 CLK1 3 CLK2 4 CLK3 5 CLK4 6 CLK5 7 CLK6 8 VGH 9 VGH_ODD 10 VGH_EVEN 11 VSS 12 VST 13 NC GIP_RST 14 VCOM_L_BOT 15 VCOM_FB Z...

Page 44: ... E6 VDDF_2 F5 VDDF_3 J10 VDDF_4 K9 VDDI C2 VSS_1 C4 VSS_7 E7 VSS_8 G5 VSS_9 H10 VSS_11 K8 VSS_2 N2 VSS_3 N5 VSS_4 P4 VSS_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 D...

Page 45: ...R8211 1K OPT R8205 100 OPT R8206 100 OPT LD8200 3 3V_3305 C8211 0 22uF R8208 470 R8217 R8207 100 3305_IF_AGC C8206 0 01uF IC8200 LGDT3305 1 NC_1 2 VINA2 3 VINA1 4 INCAP 5 VSSAAD10A 6 I2CSEL 7 ANTCON 8 VDD_1 9 I2CRPT_SCL 10 I2CRPT_SDA 11 IFOUT 12 RFOUT 13 TPERR 14 VDD33_1 15 TPVALID 16 TPDATA 0 17 VSS33_1 18 TPDATA 1 19 TPDATA 2 20 TPDATA 3 21 TPDATA 4 22 TPDATA 5 23 TPDATA 6 24 TPDATA 7 25 TPCLK 2...

Page 46: ...NHUB_EPHY_RXIN2 ETNHUB_AVDD18 ETNHUB_EPHY_TXON1 ETNHUB_EPHY_RXIP2 ETNHUB_ENDEFER GYSPD R8440 100 Realtek WOL L8408 1 UBW2012 121F SHENCHEN_NEW L8401 BLM18PG121SN1D R8427 Realtek WOL 22 IC8401 RTL8305N_REALTEK 1 AVDD18_1 2 TXON 1 3 TXOP 1 4 RXIP 1 5 RXIN 1 6 AVDD18_2 7 RXIN 2 8 RXIP 2 9 TXOP 2 10 TXON 2 11 TXON 3 12 TXOP 3 13 RXIP 3 14 RXIN 3 15 TXOP 4 16 TXON 4 17 AVDD18_3 18 DVDD18_1 19 RXIP 4 20...

Page 47: ...600 PEJ034 01 6B T_TERMINAL2 7B B_TERMINAL2 5 T_SPRING 4 R_SPRING 3 E_SPRING C8614 1uF OPT 10V EXT_OUT_L EXT_OUT_R EXT_SPK_DET R8615 10K NON_LINE_OUT R8614 10K NON_LINE_OUT C8609 10uF 35V C8673 10uF 35V C8675 0 1uF 50V C8674 10uF 35V C8657 0 47uF 50V C8658 0 47uF 50V IC8601 1 PAM8124 EXT_AMP_15Y_CI 3 PVCCL_2 2 SD 4 MUTE 1 PVCCL_1 6 RIN 5 LIN 7 BYPASS 8 AGND_1 9 AGND_2 10 PVCCR_1 11 VCLAMP 12 PVCCR...

Page 48: ... 73 P9 5 UCA2RXDUCA2SOMI 74 P9 6 75 P9 7 76 P10 0 UCB3STE UCA3CLK 77 P10 1 UCB3SIMO UCB3SDA 78 P10 2 UCB3SOMI UCB3SCL 79 P10 3 UCB3CLK UCA3STE 80 P10 4 UCA3TXD UCA3SIMO 81 P10 5 UCA3RXDUCA3SOMI 82 P10 6 83 P10 7 84 P11 0 ACLK 85 P11 1 MCLK 86 P11 2 SMCLK 87 DVCC4 88 DVSS4 89 P5 2 XT2IN 90 P5 3 XT2OUT 91 TEST SBWTCK 92 PJ 0 TDO 93 PJ 1 TDI TCLK 94 PJ 2 TMS 95 PJ 3 TCK 96 RST NMI SBWTDIO 97 P6 0 A0 ...

Page 49: ... 1uF 16V OPT R8812 16K 3 5V_ST C8808 1uF 16V OPT C8807 10uF 10V C8806 1uF 10V L8800 3 6uH 5V_ST C8805 100pF 50V OPT 3 5V_ST IC8800 TPS61087DRC 3 EN 2 FB 4 AGND 1 COMP 5 PGND 6 SW_1 7 SW_2 8 IN 9 FREQ 10 SS 11 EP AGND C8804 22uF 16V D8805 40V SMAB34 R8810 18K 1 C8803 0 1uF 16V R8809 51K 1 16W 1 R8811 3 3K 1 C8810 2700pF 50V 21 5V_ST Step Up 2014 11 15 24 R2 3 5V_ST 5V_ST Step up Power R1 LX770H Cop...

Page 50: ...PDIF 1 23V_TU R8957 10K 1 R8954 10K R8956 11K 1 C8937 10uF 16V R8955 20K 1 IC8901 AP2132MP 2 5TRG1 3 VIN 2 EN 4 VCTRL 1 PG 5 NC 6 VOUT 7 ADJ 8 GND 9 EP C8940 10uF 16V 3 3V_TU_IN C8939 1uF 0 1uF C8938 5V_NORMAL 5V_TU C8935 22uF 10V 5V_NORMAL C8934 22uF 10V C8933 0 1uF 16V C8936 0 1uF 16V C8925 100pF 50V SUB_IF_AGC SUB_IF_AGC R8970 100 C8910 0 01uF C8941 1000pF 50V TU8900 TMMB H701F 1 3 3V 2 SIF 3 G...

Page 51: ...UB_AVDD18 LAN_DVDD33 L9001 BLM18PG121SN1D 3 5V_ST_LAN R9026 4 7K R9027 4 7K R9032 4 7K R9025 4 7K R9038 4 7K R9012 4 7K R9001 4 7K TP9000 C9024 0 1uF R9051 49 9 1 R9052 49 9 1 R9053 49 9 1 C9025 0 1uF R9054 49 9 1 ETNHUB_AVDD18 L9003 BLM18PG121SN1D ETNHUB_EPHY_RXIN3 ETNHUB_EPHY_TXOP3 ETNHUB_EPHY_RXIP3 ETNHUB_EPHY_TXON3 LAN_AVDD33 LAN_DVDD33 LAN_DVDD33 LAN_AVDD33 LAN_DVDD33 LAN_DVDD33 LAN_DVDD33 LA...

Page 52: ...5 IO2_1 A15 IO2_2 B14 IO2_3 C13 IO2_4 B13 IO2_5 A13 IO2_6 B12 IO2_7 A2 IO2_47 E12 IO2_9 E11 IO2_10 E9 IO2_11 D12 IO2_12 D11 IO2_13 B3 IO2_46 B11 IO2_15 A11 IO2_16 D10 IO2_19 A9 IO2_20 D9 IO2_22 C4 IO2_45 E10 IO2_24 B4 IO2_44 D8 IO2_26 E8 IO2_27 A8 IO2_28 D7 IO2_30 A4 IO2_43 B7 IO2_32 A6 IO2_33 E7 IO2_34 P12 IO4_41 CH_DATA 7 P11 IO4_35 CH_DATA 6 P10 IO4_33 CH_DATA 5 P9 IO4_28 CH DATA 4 P8 IO4_24 CH...

Page 53: ......

Search results

Summary of Contents for 40LX770H

Reviews:

Related manuals for 40LX770H

Brands by name

Popular brands

LG 40LX770H, Service Manual

Search results

Summary of Contents for 40LX770H

Reviews:

Related manuals for 40LX770H

Brands by name

Popular brands