Led Tv

		Internal Use Only
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SERVICE MANUAL

CHASSIS : LD3AC

MODEL: 42LP360H/361H 42LN548C/549C

42LP360H/361H-ZA 42LN548C/549C-ZA

CAUTION

BEFORE SERVICING THE CHASSIS,READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

P/NO : MFL67800102 (1302-REV00)	Printed in Korea

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LG Electronics 361H-ZA service manual Led Tv, Service Manual, MODEL 42LP360H/361H 42LN548C/549C, Internal Use Only

Contents

READ THE SAFETY PRECAUTIONS IN THIS MANUAL SERVICE MANUALLED TV MODEL 42LP360H/361H 42LN548C/549C Copyright Only for training and service purposesLG Electronics. Inc. All rights reserved LGE Internal Use Only General Guidance SAFETY PRECAUTIONSBefore returning the receiver to the customer Leakage Current Cold CheckAntenna Cold Check Electrostatically Sensitive ES Devices SERVICING PRECAUTIONS Replacement IC Remove/ReplacementSmall-Signal Discrete Transistor Removal/Replacement Removal 4. Model General Specification SPECIFICATION1. Application range 3. Test method DVB-T Symbolrate 4.0Msymbols/s to 7.2Msymbols/sGuard IntervalBitrateMbit/s 1/4, 1/8, 1/16, 1/32 5.1. Component Input Y, CB/PB, CR/PR 5. Video resolutions 2D5.2. RGB Input PC - HD Model 5.3. RGB Input PC - FHD Model PCDVI 5.3. HDMI InputPC/DTV 1. Application Range ADJUSTMENT INSTRUCTION2. Designation 3. Main PCB check process 3.1. ADC Process After downloading, have to adjust Tool Option again3.2. EDID Download 3.3. EDID data 4.1. White Balance adjustment 4. Total Assembly line process3.4 Function Check 6. Model name & Serial number D/L 5. GND and HI-POT Test6.1. Signal Table 4.5. Outgoing condition Configuration 6.3. Method & notice 7. CI+ key download7.1. Communication Prot connection 7.2. CI+ Key Download 8.1. External speaker8OHM, 1W, Single-End 8. Check Commercial Features8.2. IR OUT 1. Check the booting Voltage TROUBLE SHOOTING GUIDE2. Digital TV Video 4. AV Video 3. Analog TV Video 6. HDMI Video 5. RGB Video 8. TV Audio 7. Audio of All iput 10. RGB Audio 9. AV Audio S7LR2 LGE211A-T8 BLOCK DIAGRAMTuner DVB- T/C EXPLODED VIEW 2012 2013 S7LR2Copyright 2013 LG Electronics. Inc. All rights reserved FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATESVDDC Normal PowerDET FROM LIPS & POWER B/D+1.5VDDR +3.3VNormal780 mA NTP-7500L IC501 SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATESTHE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC CONTROL IR & LED 51Pin LVDS Connector For FHD 60Hz LVDS30Pin LVDS Connector FOR FHD REVERSE10bit Change in S7LR HDMI1 HDMI EEPROMHDMI2 For CEC RS - 232C RS232C RGB PC HEADPHONESIDE USB PC AUDIO DDR256 S7LRDIVXMS10DDR13331GHYNIX EAN61828901 SFLASH F u l l REAR COMPONENT PHONE JACKS c a r t SCART AUDIO MUTE SPEAKER OUT JACK EXTSPEAKERAMPEXTSPK IC1800 CI Region CI POWER ENABLE CONTROLOption name of this page CI SLOT because of Hong Kong PCMCI TU2602 GP4RGLOBALTUNERBLOCKTU2603 TDSS-G101D

LG Electronics 42LN548C/549C, 361H-ZA service manual Led Tv, Service Manual, Internal Use Only

Models: 42LN548C 42LP360H 361H-ZA 42LN548C/549C-ZA

Internal Use Only

LED TV

SERVICE MANUAL

MODEL: 42LP360H/361H 42LN548C/549C

42LP360H/361H-ZA 42LN548C/549C-ZA