LG Electronics 65LA970V/W/9-ZA LVDS

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.

TXBCLKP/TX2P

R7217

0

UD

TXC3N

TXB0N/TX5N

TXC2P

TXB3N/TX1N

TXBCLKN/TX2N

BPL_IN

C7201

10uF

16V

OPT

R7208 0

OLED

TXA0N/TX11N

TXC0P

I2C_SDA1

TXC0N

TXA0P/TX11P

R7214

10K

LVDS_BIT_SEL_LOW

TXC2N

R7204

0

OLED

TXA4P/TX6P

TXCCLKP

L7201

120-ohm

LVDS

R7215

10K

UD_OLED

TXACLKP/TX8P

TXB4N/TX0N

TXA1P/TX10P

R7209 0

OLED

TXB3P/TX1P

TXB2P/TX3P

P7202

FI-RE41S-HF-J-R1500

LVDS 1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

TXC4N

TXC4P

TXC1P

TXA4N/TX6N

TXC3P

T_CON_SYS_POWER_OFF

TXA2N/TX9N

TXACLKN/TX8N

TXB0P/TX5P

R7216

0

OLED

TXA2P/TX9P

TXA3P/TX7P

TXCCLKN

TXC1N

T_CON_SYS_POWER_OFF

P7201

FI-RE51S-HF-J-R1500

LVDS

1NC

2NC

3NC

4NC

5NC

6NC

7LVDS_SEL

8NC

9NC

10 L/DIM_ENABLE

11 GND

12 RA0N

13 RA0P

14 RA1N

15 RA1P

16 RA2N

17 RA2P

18 GND

19 RACLKN

20 RACLKP

21 GND

22 RA3N

23 RA3P

24 RA4N

25 RA4P

26 GND

27 BIT_SEL

28 RB0N

29 RB0P

30 RB1N

31 RB1P

32 RB2N

33 RB2P

34 GND

35 RBCLKN

36 RBCLKP

37 GND

38 RB3N

39 RB3P

40 RB4N

41 RB4P

42 GND

43 GND

44 GND

45 GND

46 GND

47 NC

48 VLCD

49 VLCD

50 VLCD

51 VLCD

52

GND

PA168_RESET

TXA3N/TX7N

R7213

0

ALEF

TXB1N/TX4N

TXB1P/TX4P

TXB4P/TX0P

I2C_SCL1

LED_R

C7203

0.1uF

16V

LVDS

TXB2N/TX3N

FRC_FLASH_WP

INV_CTL

PANEL_VCC

TXA1N/TX10N

TXA1N

TXB2P

TXA4P

TXB2N

TXB1P

TXACLKN

TXA1P

TXB0P

TXB1N

TXA4N

TXACLKP

TXB0N

R72010

UD_CPBOX I2C_SCL1

R72000

UD_CPBOX I2C_SDA1

URSA7_RESET

FRC_DONE

R7202 0

UD

R7203 0

UD

R7205 0

UD

LVDS INTERFACE

[41Pin LVDS OUTPUT Connector]

[51Pin LVDS OUTPUT Connector]

BIT_SEL

LVDS

TXD3N/TX13N

TXD2P/TX15P

TXD0N/TX17N

TXD1P/TX16P

TXD2N/TX15N

TXD3P/TX13P

TXD4P/TX12P

TXDCLKN/TX14N

TXD4N/TX12N

TXD1N/TX16N

TXDCLKP/TX14P

TXD0P/TX17P

H13 BALL NAME

BSD-NC4_H072-HD

2012-10-15

OLED : FRC_RESET = LVDS_VAL

INV_CTL = ELVDD_ON

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

Only for training and service purposes

LGE Internal Use Only

Contents

Main CONTENTS SAFETY PRECAUTIONS IMPORTANT SAFETY NOTICE General Guidance Before returning the receiver to the customer, Leakage Current Cold Check(Antenna Cold Check) SERVICING PRECAUTIONS Page SPECIFICATION 1. Application range 2. Requirement for Test 3. Test method 4. Model General Specification Page 5. External input format 5.1. 2D Mode 5.2. 3D Mode (4) HDMI 1.4b (3D supported mode automatically) Page Page ADJUSTMENT INSTRUCTION 1. Application Range 2. Designation 3. Automatic Adjustment 3.1. ADC Adjustment 3.3. LAN Inspection 3.4. LAN PORT INSPECTION(PING TEST) SET PC 3.5. Model name & Serial number Download 3.5.1. Model name & Serial number D/L 3.5.2. Method & notice 3.6. CI+ Key checking method 3.6.1. Check the method of CI+ Key value 4. Manual Adjustment 4.1. EDID(The Extended Display Identific ation Data)/DDC(Display Data Channel) download 4.1.1. Overview 4.1.2. Equipment 4.1.3. Download method 4.2. White Balance Adjustment 4.2.1. Overview 4.2.2. Adj. condition and cautionary items 4.2.3. Equipment 4.2.4. Equipment connection MAP 4.2.6. Adj. method 4.2.7. Reference (White balance Adj. coordinate and color temperature) 4.2.8. EDGE LED White balance table 4.3. Local Dimming Function Check 4.4. Magic Motion Remote control test 4.5. 3D function test 4.6. Wi-Fi Test 4.7. LNB voltage and 22KHz tone check 4.8. Inspection of light scattering 4.9. Option selection per country 4.9.1. Overview 5. Audio 6. USB S/W Download(Service only) * After downloading, have to adjust Tool Option again. EXPLODED VIEW FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC102 R1EX24256BSAS0A Jtag I/F For Main I2C PULL UP IC100 LG1154D_H13D NVRAM INSTANT_MODE0 System Configuration Clock for LG1154D LG1154A (2) AFE 3CH Power +2.5V +3.3V_Bypass Cap (1) LG1154A +1.1V_Bypass Cap +0.75V LG1154D BSD-NC4_H002-HD 2012-10-18 LG1154DLG1154A DIMMING NC Placed as close as possible to IC4300 AFE 3CH REF Setting FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC501 BSD-NC4_H005-HD 2012-09-14 (x16) FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS BSD-NC4_H007-HD 2012-10-20 PCMCIA FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS POWER IC2302 AP7173-SPG-13 HF(DIODES) 5A LG1154 IC2300 +5.0V normal & USB DCDC_TI Renesas MICOM FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS P3100 SMAW200-H16S2 GP4 5 DOOR MOTOR Sheet option : 55/65_Motor THERMAL [EP]GND HDMI3 From D13 FHD 55 GPIO2 HDMI2 GP4 54 CD_SENSE1 COMPONENT 1 PHONE JACK FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS JACK HIGH/MID 2012.10.09 SPDIF OUT BSD-NC4_H034-HD MAX 0.4A For 84" UD only FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC4200 GL852G-31 CAMERA POWER ENABLE CONTROL USB3_HUB 2012.10.08 USB_Camera OCP USB1 OCP USB2/3 USB2 (2.0) MAX 1.0A USB3 (2.0) MAX 1.0A USB1 (3.0) MAX 1.2A BSD-NC4_H044-HD 2012-11-09 USB JACK FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS Full Scart(18 Pin Gender) BSD-NC4_H048-HD 50 LAN_VERTICAL 2011.12.09 Ethernet Block FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC5200 RTL8201F-VB-CG WOL POWER ENABLE CONTROL ETHERNET Ethernet Block BSD-NC4_H052-HD 2012-09-12 SPEAKER_L IC5600 GP4_MT5369 2011.11.21 AUDIO[ST] This parts are Located WOOFER_R GP4_MT5369 2011.11.21 AUDIO[ST] This parts are Located WOOFER_L Height_SPK option FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC6000 AZ4580MTR-E1 [SCART AUDIO MUTE] SCART AUDIO AMP 2011.11.21 60 EARPHONE AMP 62 CI SLOT 2011.10.31 CI POWER ENABLE CONTROL IC6300 TDA8024TT +5V_NORMAL B-CAS (SMART CARD) INTERFACE FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IF_P 13 20 32 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS TU6705 TDSN-G351D TU_SYMBOL 2012.09.14 TU6702 TDSQ-H651F(B) TU6703 TDSQ-G651D(B) RS-232C Control INTERFACE FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC6900 A8303SESTR-T LNB 2012.03.08 69 DVB-S2 LNB Part Allegro Max 1.3A (Option:LNB) 2A FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS LVDS BSD-NC4_H072-HD 2012-10-15 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC8100-*3 KLM2G1HE3F-B001 (Just Interal LDO Capacitor) eMMC I/F eMMC serial 100 ohm option FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC12001 MX25L3206EM2I-12G IC12000 LG1132-D13 Serial Flash Boot Test SPI FLASH(4MByte) IC_D13 H5TQ2G63DFR-PBC IC12100 IC12101 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS +1.1V_D13_VDD R1 R2 Vout=0.765*(1+R1/R2)= 1.113V +1.5V_D13_DDR [51P HS-LVDS input wafer] EAX65309301 2013.03.18 U_LVDS INPUT 2 22 [41P HS-LVDS input wafer] H13_41pin LVDS FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS Master Slave FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS PA168-ES 4 22 [51P Vx1 output wafer] [41P Vx1 output wafer] [F] FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC100 PA168-ES P_DDR_A 5 22 H5TQ1G63EFR-PBC FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS PA168-ES 6 22P_DDR_B H5TQ1G63EFR-PBC IC500 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS SCL_S_A SDA_S_A SCL_M1_A SDA_M1_A P_GPIO_AB 8 22 FLASH_WP_P1 R652 1K 2MByte 2MByte FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS SW701 JTP-1127WEM 1 2 43 P_RESET 10 22 SW703 JTP-1127WEM 1 2 43 Master A Master B Name Function Bootstrap0 0:From SPI Flash 1:From internal ROM Bootstrap1 GPIO STATUS Connection GPIO STATUS Connection Master: 0110 Slave: 1100 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS P_UART,JTAG 12 22 UART FOR DEBUG PA138A UART FOR DEBUG PA138B EAX65309301 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS C1023 Close to DPLLVDD1V PinClose to OSCVDD1V Pin PA168_POWER_A1 13 22 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS C1167 Close to DIFTXVDD25 pin 14 22 PA168_POWER_A2 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS C1209 Close to DPLLVDD1V Pin Close to OSCVDD1V Pin 15 22 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS C1312 Close to DIFTXVDD25 pin PA168_POWER_B2 16 22 DDR PHY VREF Close to DDR POWER PIN FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS SPI_CZ I2C_S Port I2C EEPROM Chip Config U_UART,GPIO 20 22 URSA Reset Debugging for URSA FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS LGE7410 U_Power 21 22 DDR3 POWER FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS Wafer Vout=0.8*(1+R1/R2)=1.209V 22 22DC-DC POWER MAX 3.5A TYP 6000mA Page Page Main PCB **LA965*-Z* Main PCB **LA970*-Z* FRC PCB(ULTRA HD) **LA965*-Z* **LA970*-Z* H13 LG1154AN H13 LG1154D : Not applied for 55/65LA965V External I/O H13 Block diagram MICOM [SDA_T] I2C_SCL2_SOC SII9587CNUC Tuner Block H13 (LG1154AN) SC_L/R_IN COMP2_Y_IN_SOC_SOY Analogue Input OP AMP H13 LG1154 Audio I/O Page Interconnection - 1 [PCBs] LA965*-Z* [PCBs] LA970*-Z* Interconnection sub PCB( **LA965V Series ) IR PCB WIFI ASSY BT MOTION ASSY Interconnection sub PCB( **LA970* Series ) IR PCB WIFI ASSY BT MOTION ASSY Contents of LCD TV Standard Repair Process No. Error symptom (High category) Error symptom (Mid category) Page Remarks 4 Color error 4 light spot, external device color error auto on/off LCD TV symptom A. Video error No video/ Normal audio A4 & A2 A18 A1 A18 First of all, Check whether all of cables between board is inserted properly or not. A18 Revised date 2/16 Picture broken/ Freezing A3 or broadcaster (Cable or Air) . By using Digital signal level meter . By using Diagnostics menu on OSD A4 ( Setting Set up Manual Tuning Check the Signal ) A7 A6 A8 date Revised date 4/16 symptom Vertical/Horizontal bar, residual image, light spot Request repair For other panel error Vertical / Horizontal bar, residual image, 2013.01.31 B. Power error Off when on, off while viewing, power auto on/off A18 Check outlet Abnormal C. Audio error No audio/ Normal video A20 A21+A18 date Revised date 8/16 symptom C. Audio error symptom Wrecked audio/ discontinuation/noise -External Input Request repair to external D. Function error Remote control & Local switch checking A22 A22 A18 D. Function error MR13 operating checking A4 message? 2. MR13(Magic Remocon) operating error D. Function error Wifi operating checking A24 A4 A24 D. Function error Camera operating checking A25 A4 A25 external device/cable Established E. Noise LCD TV damage F. Exterior defect Established LCD TV Contents of LCD TV Standard Repair Process Detail Technical Manual 1 Check LCD back light with naked eye Defected Type caused by T-Con/ 13 Exchange Module (1) A-4/5 Contents of LCD TV Standard Repair Process Detail Technical Manual 19 C. Audio error_ No audio/Normal Continued from previous page Page Page 2. Enter into White Balance of item 9. LCD TV Page TUNER checking part A. Video error_Video error, video lag/stop <ALL MODELS> symptom A5 Page Page Page A. Video error_Color error Appendix : Exchange Main Board (1) Appendix : Exchange Main Board (2) Page Page Gate TAB IC Defect Appendix : Exchange the Module (2) Un-repairable Cases In this case please exchange the module. Page Page symptom B. Power error _No power A18 Check the DC 24V, 12V, 3.5V. 18 Pin (Power Board Main Board) Entry method Checking method Page LCD TV LCD TV 2. Enter the password. (ex. 000000)