Manuals / LG Electronics / TV and Video / Flat Panel Television

LG Electronics 47LM765S/765T Lvds, Copyright 2012 LG Electronics. Inc. All rights reserved

Models: 47LM760S/760T-ZB 47LM761S/761T-ZA MFL67360901 47LM761S/761T 47LM765S/765T 47LM765S/765T-ZD

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LVDS

LVDS

LVDS_51PIN

P7100

FI-RE51S-HF-J-R1500

[51Pin LVDS OUTPUT Connector]

[41Pin LVDS OUTPUT Connector]

1

NC

R7100

33

2D/3D_CTL

2

NC

LGD_2D/3D_CTRL

LVDS_SEL

3

NC

4

NC

R7105

33

I2C_SDA1

+3.3V_NORMAL

NC

CP_BOX

5

R7106

33

I2C_SCL1

AUO_65_MIRROR

CP_BOX

R7101

6

3.3K

LVDS_SEL

7

LVDS_SEL_HIGH

8

NC

R7107

33

PWM_DIM1

R7102

9

NC

LGD_32/37_LVDS_PWM

10K

LVDS_SEL_LOW

10

L/DIM_ENABLE

R7108

33

OPC_EN

GND

LGD_32/37_LVDS_OPC

11

12

RA0N

TXA0N

13

RA0P

TXA0P

14

RA1N

TXA1N

15

RA1P

TXA1P

16

RA2N

TXA2N

17

RA2P

TXA2P

18

GND

19

RACLKN

TXACLKN

20

RACLKP

TXACLKP

21

GND

22

RA3N

TXA3N

23

RA3P

TXA3P

24

RA4N

TXA4N

25

RA4P

TXA4P

26

GND

BIT_SEL

27

BIT_SEL

28

RB0N

TXB0N

R7103

29

RB0P

10K

TXB0P

BIT_SEL_LOW

30

RB1N

TXB1N

31

RB1P

TXB1P

32

RB2N

TXB2N

33

RB2P

TXB2P

34

GND

35

RBCLKN

TXBCLKN

36

RBCLKP

TXBCLKP

37

GND

38

RB3N

TXB3N

39

RB3P

TXB3P

40

RB4N

TXB4N

41

RB4P

TXB4P

42

GND

43

GND

44

GND

PANEL_VCC

45

GND

46

GND

L7100

47

NC

BLM18SG121TN1D

48

VLCD

LVDS_51PIN

49

VLCD

50

VLCD

C7100

C7101

C7102

VLCD

10uF

1000pF

0.1uF

51

16V

50V

50V

OPT

OPT

OPT

52

LVDS_41PIN

P7101

FI-RE41S-HF-J-R1500

NC

1							2D/3D_CTL
	NC		R7104			33	2D/3D_CTL
2			R7104			33
3	NC		AUO_2D/3D_CTRL
3
4	NC
4
5	NC
5
6	NC
6
7	NC
7
8	NC
8
9	GND
9
10	RC0N
10							TXC0N
11	RC0P						TXC0N
	RC0P
							TXC0P
12	RC1N
12							TXC1N
13	RC1P
13							TXC1P
14	RC2N
14							TXC2N
15	RC2P
15							TXC2P
16	GND
16
17	RCCLKN
17							TXCCLKN
18	RCCLKP
18							TXCCLKP
19	GND
19
20	RC3N
20							TXC3N
21	RC3P						TXC3N
	RC3P
							TXC3P
22	RC4N						TXC3P
	RC4N
							TXC4N
23	RC4P						TXC4N
	RC4P
							TXC4P
24	GND						TXC4P
	GND

25	GND
25
26	RD0N
26							TXD0N
27	RD0P						TXD0N
	RD0P
							TXD0P
28	RD1N						TXD0P
	RD1N
							TXD1N
29	RD1P						TXD1N
	RD1P
							TXD1P
30	RD2N						TXD1P
	RD2N
							TXD2N
31	RD2P						TXD2N
	RD2P
							TXD2P
32	GND						TXD2P
	GND

33	RDCLKN
33							TXDCLKN
34	RDCLKP						TXDCLKN
	RDCLKP
							TXDCLKP
35	GND						TXDCLKP
	GND

36	RD3N
36							TXD3N
37	RD3P
37							TXD3P
38	RD4N
38							TXD4N
39	RD4P
39							TXD4P
40	GND
40
41	GND
41
42
GND

GND

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.

LVDS_HIGH_MID

2011.08.11

71

Copyright © 2012 LG Electronics. Inc. All rights reserved.	LGE Internal Use Only
Only for training and service purposes

Image 44

LG Electronics 47LM765S/765T Lvds, Copyright 2012 LG Electronics. Inc. All rights reserved, LGE Internal Use Only

Contents

MODEL 47LM760S/760T 47LM760S/760T-ZB SERVICE MANUALLED LCD TV 47LM761S/761T 47LM761S/761T-ZA 47LM765S/765T 47LM765S/765T-ZD CONTENTS Only for training and service purposesCopyright LG Electronics. Inc. All rights reserved SAFETY PRECAUTIONS IMPORTANT SAFETY NOTICEBefore returning the receiver to the customer Leakage Current Cold CheckAntenna Cold Check SERVICING PRECAUTIONS Electrostatically Sensitive ES Devices IC Remove/Replacement ReplacementSmall-Signal Discrete Transistor Removal/Replacement Removal SPECIFICATION 4. Model General Specification1. Application range 2. Requirement for Test Symbolrate 4.0Msymbols/s to 7.2Msymbols/ssymbolrate DVB-S2 8PSK / QPSK 2 ~ 45Msymbol/s 5. Component Video Input Y, Cb/Pb, Cr/Pr 6. RGB input PC 7. HDMI Input 7.1. DTV mode 7.2. PC mode ADJUSTMENT INSTRUCTION 3. Automatic Adjustment1. Application Range 2. Designation 3.2. MAC address D/L, CI+ key D/L, Widevine key D/L, ESN D/L 3.4. LAN PORT INSPECTIONPING TESTSET PC 3.3. LAN 3.7. WIFI MAC ADDRESS CHECK 3.5. Model name & Serial number Download3.6. CI+ Key checking method 3.5.1. Model name & Serial number D/L 4. Manual Adjustment 4.1.1. Overview4.1.2. Equipment 4.1.3. Download method 4.2. White Balance Adjustment 4.2.4. Adj. Command Protocol4.2.1. Overview 4.2.2. Equipment 4.5. Magic Motion Remote control test 4.3. EYE-Q function check4.4. Local Dimming Function Check 4.2.7. LED White balance table 4.7. Wi-Fi Test 4.6. 3D function test4.8. LNB voltage and 22KHz tone check 4.9. Option selection per country 4.12. GND and Internal Pressure check 6. USB S/W DownloadService only5. Audio BLOCK DIAGRAM SideRear HDMI EXPLODED VIEW EAX6430790* LD22* / LC22 EAX6443420* LT22* / LJ22* / LA22* / LB22 NVRAMX-TAL JTAG 10K PLACE AT JACK SIDE PLACE AT JACK SIDEPlace at JACK SIDE 12.5TGASKITSMDUSB3 SMD Gaskit12.5TGASKITSMDUSB1 PLACE AT IC6000 PLACE AT JACK SIDEPLACE AT MAIN SOC SIDE IC701 H5TQ2G63BFR-PBC IC703H5TQ2G63BFR-PBC IC105 LGE2112 LGE Internal Use Only FROM LIPS & POWER B/D PowerDETPANELPOWER On-semi Renesas MICOM For DebugMICOM MODEL OPTION Eye Sensor Option HDMI1 UI HDMI3HDMI4 UI HDMI2 RGB/ PC AUDIO/ SPDIF SPDIF OUTPC AUDIO JK3603 SLIM-15F-D-2 ESD for MTK JACKCOMMON COMPONENT 1 PHONE JACK RS232CCVBS 1 PHONE JACK IR & KEY Zener Diode isclose to wafer RGB Sensor USBWIFI +5VUSB FOR USB1USB1 USB2 MAX 1.5A 2011.10.26 Full Scart18 Pin GenderSCART GENDER ZigBeeRadio Pulse MREMOTE OPTION ALL MREMOTE OPTIONAR4800 1/16W Ethernet Block IC5800 STA380BWGP4MT5369 2011.11.21 SCART AUDIO MUTE AUDOUT EU/CHINAHOTELOPTIC6000 A Z4580MTR-E1 EARPHONE AMP HEADPHONE AMP Option FOR MTK Option FOR LG1152 T/C/S & H/NIM & T2/C TUNEREU & CHINA Vout=0.6*1+R1/R2TU6500 TU6501 OptionLNB DVB-S2 LNB Part AllegroDCDCGND and AGND are connected DCDCGND and AGND are connected in pin#27 AUDIO OUT JACK OPTCOMMEREXTAMP COMMEREXTAMPJACK FOR COMMERCIAL 12V OUT RS-232C 9 PIN OPTCOMMEREXT12VFOR COMMERCIAL AUDIO OUT OPTCOMMEREXTAMP COMMERCIALOPTION LVDS 51Pin LVDS OUTPUT Connector 41Pin LVDS OUTPUT ConnectorLVDSHIGHMID 2011.08.11 L/DIMOUT LOCAL DIMMINGAR7600 POWER BLOCK THIS IS REVERSE PATTERNLEVEL SHIFTER BLOCK T-Con Don’t Connect Power At VDDI eMMC I/FHYNIXEMMC2GB Just Interal LDO Capacitor Place Near Micom LOGOLIGHT R8901 10KPage Applicable Model XXLM760S-ZB 2012 LED/LCD TV Engineering guide CONTENT New features Main PCBs Block Diagrams, IIC MapInstruction of new sub ass’ys How to use tool Download Adjust way of new features widevine… Repair guide Merits EPIEmbedded Point-Point Interface FeaturesEPI Interface EPI Interface mini-LVDS vs. EPI HF mini-LVDS TCONComparison What to change HF mini-LVDS Main PCB for Broadband WIFIxxLM760S-ZB Chassis LD22E PCB P/No EAX64307905 MTK5369 Block Diagram LM76 Power loadSide Rear Jack Interface Main SoC MTKFull Scart18 Pin Gender IC6100 R0 옴 GP4 Backend block diagram EPI & T-conR 47옴 GP4 Backend block diagram EPI & T-Con EPI CH1/2/3EPI CH4/5/6 50Pin GP4 Backend block diagram LVDS Tx & Local Dimming LVDS Tx BlockDual-link LVDS Output LVDSSEL “H”=JEIDA, “L” or NC=VESA LGD Interconnection PCBsCables xxLM760S-ZA Circuit Block Diagram Ass’y Picture Pin Configuration2012Y IR + Soft touch PCB Pinmap KEY1, KEY2 Voltage Spec 내용 Power LED Scenario2012Y IR + Soft Touch LED Lighting Scenario Touch Key Threshold Level Ta = 25ºC Introductions of GP4 Sensor Touch ICManual of Touch Sensitivity Touch EEPROM Register change with USB port Addr Value Introductions of 12Y RF ass’y + Magic Remote control 1. System ™ Pairing Information Transmission Send to TV after PairedPairing Information Transmission Sequence ™ Motion Data Transmission power mutehome ← ok → 3. M4 Block Diagram AA x 2 BatteryPower Management Connector 4. Function list 주요 ItemManufacturer Function Description 5. RF Pairing / Un-pairing MethodMethod Introductions of 12Y WIFI built in ass’y WIFI Built in ass’y featureLGIT Block diagramPin map WIFI built in feature WIFI Built in Block-diagramArcadyan WIFI Built in ass’y Specification 12Y Widevine & HDCP 2.0 & NETFLX 1. Widevine? 2. HDCP 2.0 & NETFLIX? 3. DTCP? 4. Changed BOM 1. Widevine? 2. HDCP 2.0 & NETFLIX? ‰ Netflix‰ Why HDCP2.0? ‰ HDCP 3. DTCP? 4. Changed BOM As-WasCurrent Æ 추가 Only for training and service purposes Contents of LCD TV Standard Repair Process Contents of LCD TV Standard Repair Process Detail Technical Manual Error symptomContent Page Main B/D↔ Power B/D, LVDS Cable,Speaker Cable,IR B/D Cable A2 Check Power Board 24v outputCheck Power Board 12v,3.5v etc Replace T-con Board or module And Adjust VCOM Check various voltages of Power Board Revised date3.5V,12V,20V or 24V… Normal Y voltage? S/W Version Check RF Signal levelCheck Check S/W Version Color error? A10/ A11Check color by input -External Input COMPONENT -RGB ※ Check and External device screen error-Color error Vertical/Horizontal bar, residual image, light spotReplace Main B/D adjust VCOM External Input error Component error RGB error HDMI DVI Check Power LED Power LED Y On?Check Power On ‘”High” Measure voltage of each output of Power B/D Error? Check Power Off ModeIf Power Off mode is not displayed Check Power B/D voltage Power off List of Power Board Check user menu Speaker offCheck audio B+ Normal In case of External Input signal error Check and fix external device Check audio B+ Voltage Check & Repair Cable connection Connector solder Check IR Output signalCheck 3.5v on Power B/D Replace Power B/D or Replace Main B/D Power B/D don’t have problem accordance Recognition errorExternal Input and Identify nose type Adjust VCOM F. Exterior defect Contents of LCD TV Standard Repair Process Detail Technical Manual Standard Repair Process Detail Technical Manual ALL MODELS SMAW200-H24S YEONHO 24 Pin Power Board ↔ Main BoardEdge LED Only for training and service purposes 1. Checking method for remote controller for adjustment Only for training and service purposes Checking method Only for training and service purposes Appendix Exchange T-Con Board Fuse Open, Abnormal power section Abnormal DisplayGRADATION Noise Appendix Exchange PSULED driver No LightDim Light No picture/Sound Ok Appendix Exchange the Module Un-repairable Cases In this case please exchange the module Appendix Exchange the Module Un-repairable Cases In this case please exchange the module Only for training and service purposes Edge LED Edge LED When st-by, only 3.5V is normally onFor ’10 models, there is no voltage out for st-by purpose Check “power on” pin is high B. Power error Off when on, off whiling viewing Only for training and service purposes Standard Repair Process Detail Technical ManualALL MODELS date Standard Repair Process Detail Technical Manual ALL MODELS Standard Repair Process Detail Technical Manual LCD module change T-Con board change