LG Electronics 47LM761S/761T-ZA Audio Out Jack Optcommerextamp Commerextampjack, Commercialoption

Page 43
FOR COMMERCIAL 12V OUT RS-232C 9 PIN (OPT:COMMER_EXT_12V)

FOR COMMERCIAL 12V OUT RS-232C 9 PIN (OPT:COMMER_EXT_12V)

R7001

100

 

 

IC7000

 

 

 

 

MP5000DQ

 

 

 

 

GND

10

SOURCE_5

 

 

1

 

 

C7000

 

 

 

470pF

 

SOURCE_4

 

50V

DV/DT

9

 

2

 

 

R7000

 

 

 

1K

ENABLE/FAULT

8

SOURCE_3

COMMERCIAL_12V_CTL

 

3

 

 

 

 

 

FOR 12V CONTROL (FROM

MICOM)

I-LIMIT

 

SOURCE_2

 

 

4

7

 

 

 

NC

6

SOURCE_1

 

 

5

 

 

 

11

 

 

 

 

VCC

 

+12V

 

 

C7001

C7002

 

 

1uF

 

22uF

 

 

25V

 

25V

12V_COMMERCIAL_OUT

L7000

BLM18PG121SN1D

C7003

C7004

 

22uF

0.1uF

R7004

50V

100K

25V

 

 

C

B

E

R7005

22K

+3.5V_ST

R7006

10K

FOR COMMERCIAL AUDIO OUT (OPT:COMMER_EXT_AMP) 12V_EXT_PWR_DET

Q7001

MMBT3904(NXP)

FOR COMMERCIAL AUDIO OUT (OPT:COMMER_EXT_AMP)

 

 

 

P7000

+24V

 

 

12507WR-12L

 

L7001

 

 

BLM18PG121SN1D

 

 

 

 

1

 

 

C7005

 

 

 

0.1uF

50V

 

 

 

2

 

 

 

3

AUDIO_L_OUT_COMMERCIAL

 

 

4

 

 

 

 

 

 

5

AUDIO_R_OUT_COMMERCIAL

 

 

 

 

 

 

6

EXT_AMP_RESET

 

 

7

FOR AMP RESET (MAIN

SOC)

 

 

EXT_AMP_MUTE

 

 

8

 

 

 

 

 

 

9

SPK_L_OUT_COMMERCIAL

 

10

 

 

PATTERN SHOULD BE CONSIDERED (MAX

3W)

11

AUDIO OUT JACK

(OPT:COMMER_EXT_AMP) COMMER_EXT_AMP_JACK

 

 

 

JK7000

 

 

 

KJA-PH-0-0177

 

 

GND

5

SPK_L_OUT_COMMERCIAL

 

L

4

 

 

 

C7006

 

 

 

10uF

D7000

DETECT

3

16V

5.6V

 

 

SPK_R_OUT_COMMERCIAL

 

R

1

 

 

 

C7007

 

 

 

10uF

 

D7001

EAG61030001

16V

 

5.6V

 

 

SPK_R_OUT_COMMERCIAL

 

 

12

 

13

 

 

 

 

 

 

 

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.

 

 

COMMERCIAL_OPTION

2011.11.21

70

Copyright © 2012 LG Electronics. Inc. All rights reserved.

LGE Internal Use Only

Only for training and service purposes

 

Page 42 Page 44
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Page 42 Page 44
Contents 47LM761S/761T 47LM761S/761T-ZA 47LM765S/765T 47LM765S/765T-ZD MODEL 47LM760S/760T 47LM760S/760T-ZBSERVICE MANUAL LED LCD TVLG Electronics. Inc. All rights reserved CONTENTSOnly for training and service purposes CopyrightLeakage Current Cold CheckAntenna Cold Check SAFETY PRECAUTIONSIMPORTANT SAFETY NOTICE Before returning the receiver to the customerElectrostatically Sensitive ES Devices SERVICING PRECAUTIONSRemoval IC Remove/ReplacementReplacement Small-Signal Discrete Transistor Removal/Replacement2. Requirement for Test SPECIFICATION4. Model General Specification 1. Application rangeDVB-S2 8PSK / QPSK 2 ~ 45Msymbol/s Symbolrate4.0Msymbols/s to 7.2Msymbols/s symbolrate6. RGB input PC 5. Component Video Input Y, Cb/Pb, Cr/Pr7.2. PC mode 7. HDMI Input 7.1. DTV mode2. Designation ADJUSTMENT INSTRUCTION3. Automatic Adjustment 1. Application Range3.3. LAN 3.2. MAC address D/L, CI+ key D/L, Widevine key D/L, ESN D/L3.4. LAN PORT INSPECTIONPING TEST SET PC3.5.1. Model name & Serial number D/L 3.7. WIFI MAC ADDRESS CHECK3.5. Model name & Serial number Download 3.6. CI+ Key checking method4.1.3. Download method 4. Manual Adjustment4.1.1. Overview 4.1.2. Equipment4.2.2. Equipment 4.2. White Balance Adjustment4.2.4. Adj. Command Protocol 4.2.1. Overview4.2.7. LED White balance table 4.5. Magic Motion Remote control test4.3. EYE-Q function check 4.4. Local Dimming Function Check4.9. Option selection per country 4.7. Wi-Fi Test4.6. 3D function test 4.8. LNB voltage and 22KHz tone check5. Audio 6. USB S/W DownloadService only4.12. GND and Internal Pressure check HDMI BLOCK DIAGRAMSide RearEXPLODED VIEW JTAG 10K EAX6430790* LD22* / LC22 EAX6443420* LT22* / LJ22* / LA22* / LB22NVRAM X-TALPlace at JACK SIDE PLACE AT JACK SIDEPLACE AT JACK SIDE 12.5TGASKITSMDUSB1 SMD Gaskit12.5TGASKITSMDUSB3 PLACE AT MAIN SOC SIDE PLACE AT JACK SIDEPLACE AT IC6000 IC105 LGE2112 IC701 H5TQ2G63BFR-PBCIC703 H5TQ2G63BFR-PBCCopyright 2012 LG Electronics. Inc. All rights reserved On-semi FROM LIPS & POWER B/DPowerDET PANELPOWEREye Sensor Option Renesas MICOMFor Debug MICOM MODEL OPTIONUI HDMI2 HDMI1UI HDMI3 HDMI4JK3603 SLIM-15F-D-2 RGB/ PC AUDIO/ SPDIFSPDIF OUT PC AUDIOJACKCOMMON ESD for MTKCVBS 1 PHONE JACK RS232CCOMPONENT 1 PHONE JACK RGB Sensor IR & KEYZener Diode is close to waferUSB2 MAX 1.5A USBWIFI+5VUSB FOR USB1 USB1SCART GENDER Full Scart18 Pin Gender2011.10.26 1/16W ZigBeeRadio Pulse MREMOTE OPTIONALL MREMOTE OPTION AR4800Ethernet Block 2011.11.21 IC5800STA380BW GP4MT5369A Z4580MTR-E1 SCART AUDIO MUTEAUDOUT EU/CHINAHOTELOPT IC6000HEADPHONE AMP EARPHONE AMPOption FOR LG1152 Option FOR MTKTU6501 T/C/S & H/NIM & T2/C TUNEREU & CHINAVout=0.6*1+R1/R2 TU6500DCDCGND and AGND are connected in pin#27 OptionLNBDVB-S2 LNB Part Allegro DCDCGND and AGND are connectedCOMMERCIALOPTION AUDIO OUT JACK OPTCOMMEREXTAMP COMMEREXTAMPJACKFOR COMMERCIAL 12V OUT RS-232C 9 PIN OPTCOMMEREXT12V FOR COMMERCIAL AUDIO OUT OPTCOMMEREXTAMP2011.08.11 LVDS51Pin LVDS OUTPUT Connector 41Pin LVDS OUTPUT Connector LVDSHIGHMIDAR7600 LOCAL DIMMINGL/DIMOUT T-Con POWER BLOCKTHIS IS REVERSE PATTERN LEVEL SHIFTER BLOCKJust Interal LDO Capacitor Don’t Connect Power At VDDIeMMC I/F HYNIXEMMC2GBLOGOLIGHT R8901 10K Place Near MicomPage 2012 LED/LCD TV Engineering guide Applicable Model XXLM760S-ZBAdjust way of new features widevine… Repair guide CONTENTNew features Main PCBs Block Diagrams, IIC Map Instruction of new sub ass’ys How to use tool DownloadEPI Interface EPIEmbedded Point-Point Interface FeaturesMerits What to change EPI Interface mini-LVDS vs. EPIHF mini-LVDS TCON ComparisonHF mini-LVDS Chassis LD22E PCB P/No EAX64307905 Main PCB for BroadbandWIFI xxLM760S-ZBRear MTK5369 Block Diagram LM76Power load SideIC6100 Jack InterfaceMain SoC MTK Full Scart18 Pin GenderR 47옴 GP4 Backend block diagram EPI & T-conR0 옴 50Pin GP4 Backend block diagram EPI & T-ConEPI CH1/2/3 EPI CH4/5/6LVDSSEL “H”=JEIDA, “L” or NC=VESA LGD GP4 Backend block diagram LVDS Tx & Local DimmingLVDS Tx Block Dual-link LVDS OutputxxLM760S-ZA InterconnectionPCBs CablesKEY1, KEY2 Voltage Circuit Block DiagramAss’y Picture Pin Configuration 2012Y IR + Soft touch PCB Pinmap2012Y IR + Soft Touch LED Lighting Scenario Power LED ScenarioSpec 내용 Manual of Touch Sensitivity Introductions of GP4 Sensor Touch ICTouch Key Threshold Level Ta = 25ºC Addr Value Touch EEPROM Register change with USB portIntroductions of 12Y RF ass’y + Magic Remote control ™ Motion Data Transmission 1. System™ Pairing Information Transmission Send to TV after Paired Pairing Information Transmission Sequence← ok → powermute homeConnector 3. M4 Block DiagramAA x 2 Battery Power ManagementFunction 4. Function list주요 Item ManufacturerMethod 5. RF Pairing / Un-pairing MethodDescription Introductions of 12Y WIFI built in ass’y WIFI built in feature WIFI Built in ass’y featureLGITBlock diagram Pin mapWIFI Built in Block-diagramArcadyan WIFI Built in ass’y Specification 1. Widevine? 2. HDCP 2.0 & NETFLIX? 3. DTCP? 4. Changed BOM 12Y Widevine & HDCP 2.0 & NETFLX1. Widevine? ‰ HDCP 2. HDCP 2.0 & NETFLIX?‰ Netflix ‰ Why HDCP2.0?3. DTCP? Æ 추가 4. Changed BOMAs-Was CurrentLGE Internal Use Only Contents of LCD TV Standard Repair Process Page Contents of LCD TV Standard Repair Process Detail Technical ManualError symptom ContentReplace T-con Board or module And Adjust VCOM Main B/D↔ Power B/D, LVDS Cable,Speaker Cable,IR B/D CableA2 Check Power Board 24v output Check Power Board 12v,3.5v etcNormal Y voltage? Check various voltages of Power BoardRevised date 3.5V,12V,20V or 24V…Check Check RF Signal levelS/W Version Check S/W Version ※ Check and Color error?A10/ A11 Check color by input -External Input COMPONENT -RGBExternal Input error Component error RGB error HDMI DVI External device screen error-Color errorVertical/Horizontal bar, residual image, light spot Replace Main B/D adjust VCOMMeasure voltage of each output of Power B/D Check Power LEDPower LED Y On? Check Power On ‘”High”Power off List Error?Check Power Off Mode If Power Off mode is not displayed Check Power B/D voltageNormal of Power BoardCheck user menu Speaker off Check audio B+Check audio B+ Voltage In case of External Input signal error Check and fix external devicePower B/D don’t have problem Check & Repair Cable connection Connector solderCheck IR Output signal Check 3.5v on Power B/D Replace Power B/D or Replace Main B/DExternal Input and Recognition erroraccordance Identify nose type F. Exterior defect Adjust VCOMPage ALL MODELS Standard Repair Process Detail Technical ManualEdge LED 24 Pin Power Board ↔ Main BoardSMAW200-H24S YEONHO date 1. Checking method for remote controller for adjustment date Checking method date Appendix Exchange T-Con Board Noise Fuse Open, Abnormal power sectionAbnormal Display GRADATIONNo picture/Sound Ok Appendix Exchange PSULED driverNo Light Dim LightUn-repairable Cases In this case please exchange the module Appendix Exchange the ModuleUn-repairable Cases In this case please exchange the module Appendix Exchange the Moduledate For ’10 models, there is no voltage out for st-by purpose When st-by, only 3.5V is normally onEdge LED Edge LED Check “power on” pin is high B. Power error Off when on, off whiling viewing date Only for training and service purposesStandard Repair Process Detail Technical Manual ALL MODELSALL MODELS Standard Repair Process Detail Technical ManualALL MODELS LCD module change T-Con board change
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