LG Electronics 84LA980V-ZD Full Scart(18 Pin Gender)

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.

VA4808

5.5V

OPT

C4801

1000pF

50V

EU

VA4804

5.5V

EU

SC_G

VA4800

20V

EU

VA4803

5.5V

EU

VA4805

5.5V

EU

DTV/MNT_V_OUT

SC_CVBS_IN

+3.3V_NORMAL

JK4800

DA1R018H91E

EU

1AUDIO_R_OUT

2AUDIO_R_IN

3AUDIO_L_OUT

4AUDIO_GND

5B_GND

6AUDIO_L_IN

7B_OUT

8ID

9G_GND

10

G_OUT

11

R_GND

12

R_OUT

13

RGB_IO

14

SYNC_GND

15

SYNC_OUT

16

SYNC_IN

17

COM_GND

18

AV_DET

19

SHIELD

C4803

4700pF

EU

SC_FB

VA4802

5.6V

EU

L4801

BLM18PG121SN1D

EU

SC_B

SC_R

C4804

0.1uF

EU

SC_ID

SC_R_IN

R4801

10K

EU

VA4806

5.6V

EU

VA4809

5.6V

EU

SC_L_IN

C4802

4700pF

EU

SC_DET

VA4801

5.6V

EU

DTV/MNT_R_OUT

C4800

1000pF

50V

EU

L4800

BLM18PG121SN1D

EU

VA4807

5.5V

EU

DTV/MNT_L_OUT

R480075

EU

R4802

100

1/16W

5%

EU

SCART GENDER

2012.10.31

CLOSE TO JUNCTION

Full Scart(18 Pin Gender)

BSD-NC4_H048-HD

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 : MOVING_SPK THERMAL [EP]GND HDMI3 From D13 FHD FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS GP4 IC3201 SII9587CNUC HDMI2 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 LG1153 Serial Flash Boot Test SPI FLASH(4MByte) HEVC FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC12201 TPS54327DDAR Vout=0.765*(1+R1/R2)=1.516V Switching freq: 700K +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 SPIRXD_A SPIRXD_B FLASH_WP_P2 2MByte 2MByte SW701 JTP-1127WEM 1 2 43 SW703 JTP-1127WEM 1 2 43 Name Function 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_DO I2C_S Port I2C EEPROM Chip Config U_UART,GPIO 20 22 URSA7 Reset Debugging for URSA7 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 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 24P -> 18P 2013.04.08 23 23 EAX65313101 Page Page Page 2 types of LED ALEF Benefit: More Clear More Real Best picture quality + thin TV ALEF Type Local Dimming Feature Model XXLA970*-ZA Sliding SPK Mechanism Moving Speaker Stroke : 41.0mm 4.1ch audio (Height channel Surround) Sliding SPK UX **LA965*-Z* **LA970*-Z* From PSU FRC B/D (ULTRA HD) 84LM96/LA980V-ZD wifi Local Key +IR Motion assy Front Spk Power Woofer FRC PCB(ULTRA HD) **LA965*-Z* **LA970*-Z* FRC PCB(ULTRA HD) Main B/D 84LM96/LA980V-ZD From PSU H13 LG1154AN 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 HDMI2 H13 R5F100GEAFB) LG1154D_A0 Panel Interface (EPI) H13 LG1154D EPI0A +/- (TX0 +/-) PANEL H13 LG1154D USB2512B-AEZG Page [PCBs] LA965*-Z* [PCBs] LA970*-Z* [PCBs] 84LM96/LA980V-ZD 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 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 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 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)