LG Electronics 32LM660S/660T-ZA, 32LM660T-ZA, 32LM669S/669T-ZC, 32LM669T, 32LM669T-ZC SCREW ASSEMBLY WORKING GUIDE

Only for training and service purposes

■ Screw specification and application situation

<Warning>

Check Screw Type When Screw is assembled at 'A' Part. If 'C' Screw is used at the 'A'

part, Module will get damaged.

SCREW ASSEMBLY WORKING GUIDE

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•FAB30013202

(M3*L8, White, Taptite)

•4EA

EE EE

AA AA AA AA

AA AA

CC CC CC CC

AA AA

DD DD DD

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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. 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 1. Application Range 2. Designation 3. Automatic Adjustment 3.1. ADC Adjustment 3.2. MAC address D/L, CI+ key D/L, Widevine key D/L, ESN D/L 3.3. LAN 3.3.1. Equipment & Condition 3.3.2. LAN inspection solution 3.3.3. WIDEVINE key Inspection 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 Identification 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. Equipment 4.2.3. Equipment connection MAP 4.2.4. Adj. Command (Protocol) 4.3. EYE-Q function check 4.4. Local Dimming Function Check 4.5. Magic Motion Remote control test 4.6. 3D function test 4.7. Wi-Fi Test 4.8. LNB voltage and 22KHz tone check 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. Screw specification and application situation SCREW ASSEMBLY WORKING GUIDE MTK EPI MUX sui Side BLOCK DIAGRAM Rear jpG jpG EXPLODED VIEW IC104 AT24C256C-SSHL-T LGE2112 NVRAM_RENESAS HEAT SINK SMD GASKET HDCP EEPROM Crystal Matching Test result : 27pF -> 20pF -> 24pF EAX6430790* : LD22* / LC22* EAX6443420* : LT22* / LJ22* / LA22* / LB22* Place at JACK SIDE FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS PLACE AT JACK SIDE PLACE AT JACK SIDE CH6 CH5 CH4 SMD Gaskit PLACE AT MAIN SOC SIDE 2011.12.30 11 MID_MAIN_SCART PLACE AT JACK SIDE PLACE AT IC6000 IC703 IC701 IC704 IC702 DDR ONE SIDE 12 13 2011.11.21 MID_MAIN_CI CI TS INPUT Close to MT5369 Close to MT5369 CI TS OUTPUT On-semi TYP 1450mA +3.3V_NORMAL DDR MAIN 1.5V #16/#20/#23 LD - GND OR USE LE(N.L.D.) - OPEN LE(L.D.) - USE Renesas MICOM MICOM MODEL OPTION 10 GP4 High/MID Power SEQUENCE Eye Sensor Option FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS UI : HDMI1 UI : HDMI3 HDMI 4 2011.10.29 33 UI : HDMI2 RGB/ PC AUDIO/ SPDIF SPDIF OUT 36 Page RS232C CVBS 1 PHONE JACK COMPONENT 1 PHONE JACK JACK_COMMON 2011.11.21 38 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IR & KEY IR / KEY 2011.11.21 41 RGB Sensor Zener Diode is 3A USB3_HUB_WiFi 2011.10.26 43 USB_DCDC_SN1104041 L4306 BLM18PG121SN1D Full Scart(18 Pin Gender) AR4800 100 1/16W M_REMOTE MOTION REMOTE 2011.11.21 48 ZigBee_Radio Pulse M_REMOTE OPTION ALL M_REMOTE OPTION Ethernet Block LAN_VERTICAL 2011.12.09 50 IC5800 STA380BW 0X38 GP4_MT5369 58 2011.11.21 AUDIO[ST] FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC6000 AZ4580MTR-E1 60 [SCART AUDIO MUTE] EU EARPHONE AMP 2011.09.29 HEADPHONE AMP 61 CI POWER ENABLE CONTROL CI SLOT 2011.10.31 62 Option FOR MTK Option FOR LG1152 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS TU6500 TDSS-G151D Vout=0.6*(1+R1/R2) TUNER 2011.11.21 T/C/S & H/NIM & T2/C TUNER(EU & CHINA) DVB-S2 LNB Part Allegro FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 69 (Option:LNB) LNB 2011.11.21 AUDIO OUT JACK (OPT:COMMER_EXT_AMP) [51Pin LVDS OUTPUT Connector] [41Pin LVDS OUTPUT Connector] LVDS 71 LVDS_HIGH_MID 2011.08.11 33 1/16W L/DIM_OUT LOCAL DIMMING [To LED DRIVER] LOCAL DIMMING 2011.12.13 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC7700 TPS65178RSLR <LEVEL SHIFTER BLOCK> IC7701 TPS65198 T-Con <POWER BLOCK> eMMC I/F Dont Connect Power At VDDI Place Near Micom Page Page CONTENT EPI Interface EPI(Embedded Point-Point Interface) Features Merits EPI Interface (mini-LVDS vs. EPI) Comparison EPI (Embedded clock P-to-P Interface) HF mini-LVDS What to change Page Main PCB for Broadband xxLM760S-ZB MTK5369 Block Diagram( LM76 ) CI slot LNB MTK CI slot Jack Interface Main SoC MTK AZ4580M Full Scart(18 Pin Gender) IC6100 TPA6132A2 GP4 Backend block diagram (EPI & T-con) IC7700 TPS65178 IC7701 TPS65198 EPI LEFT EPI RIGHT GP4 Backend block diagram (EPI & T-Con) Main SoC MTK TPS65178 EPI LEFT EPI RIGHT GP4 Backend block diagram (LVDS Tx & Local Dimming) LVDS Tx Block Main SoC MTK Output 51Pin Interconnection - 1 [PCBs] [Cables] xxLM760S-ZA Page 2012Y IR + Soft Touch LED Lighting Scenario Power LED Scenario Page Introductions of GP4 Sensor (Touch IC) Touch EEPROM Register change with USB port Addr Value Page 1. System Page 3. M4 Block Diagram 4. Function list 5. RF Pairing / Un-pairing Method Method Description Page WIFI Built in assy feature(LGIT) WIFI built in feature Page Page Page 1. Widevine? 2. HDCP 2.0 & NETFLIX? 3. DTCP? 4. Changed BOM Page Contents of LCD TV Standard Repair Process First of all, Check whether there is SVC Bulletin in GCSC System for these model. Contents of LCD TV Standard Repair Process Detail Technical Manual Continue to the next page date Revised date 1/13 symptom A. Video error No video/ Normal audio First of all, Check whether all of cables between board is inserted properly or not. (Main B/DPower B/D, LVDS Cable,Speaker Cable,IR B/D Cable,,,) A4 A. Picture Problem A6 A7 MenuSetup Booster A. Picture Problem (DVB-S/S2) A6 A7 Color error A8 A10/ A11 A12 date Revised date 4/13 symptom 2010. 12 .14 Vertical/Horizontal bar, residual image, light spot Vertical / Horizontal bar, residual image, light spot, external device color error For other panel For LGD panel A12 B. Power error Off when on, off while viewing, power auto on/off A19 A22 date Revised date 7/13 C. Audio error A24 A25 abnormal audio/discontinuation/noise is same after Check input signal compared to No audio C. Audio error A25 Wrecked audio/ discontinuation/noise date Revised date 9/13 D. General Function Problem 1. Remote control(R/C) operating error A4 D. Function error E. Noise F. Exterior defect A28 Contents of LCD TV Standard Repair Process Detail Technical Manual Continued from previous page A. Video error_No video/Normal audio A. Video error_No video/ Audio Check the DC 24V, 12V, 3.5V. Page Page Page A. Video error_Video error, video lag/stop Page Appendix : Exchange T-Con Board (1) Appendix : Exchange T-Con Board (2) Page Page Page Page B. Power error _No power For 10 models, there is no voltage out for st-by purpose. When st-by, only 3.5V is normally on. Check the DC 20V/24V, 12V, 3.5V. B. Power error _No power Check power on pin is high Page Checking method C. Audio error_No audio/Normal video D. VCOM Adjustment 1. Case 2. Equipment 3. Adjust sequence

LG Electronics SCREW ASSEMBLY WORKING GUIDE

Models: 32LM660S/660T-ZA 32LM660T-ZA 32LM669S/669T-ZC 32LM669T 32LM669T-ZC

■ Screw specification and application situation

<Warning>

Check Screw Type When Screw is assembled at 'A' Part. If 'C' Screw is used at the 'A'

part, Module will get damaged.