Manuals / LG Electronics / TV and Video / Flat Panel Television

LG Electronics 39LN549C-ZA, 39LN548C AV Audio, RGB Audio, Copyright, LGE Internal Use Only

Models: 39LP360H-ZA 39LN549C-ZA 39LN548C/549C-ZA 39LN548C 39LN548C/549C

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9. AV Audio

ʹΙΖΔΜ͑ΥΙΖ͑Ͳ·͑ΔΒΓΝΖ͑ΚΤ͑ΕΖΗΖΔΥΚΧΖ
Ί ΖΤ
ʹΙΖΔΜ͑ΥΙΖ͑ΤΚΘΟΒΝ͑ΠΗ͑ͻͼͧ͢͢͡	ͿΠ	ͶΩΔΙΒΟΘΖ͑ΥΙΖ͑Ͳ·͑ͻΒΔΜ
΃ͧͩͥ͑͢͝΃ͧͩͦ͢		ͶΩΔΙΒΟΘΖ͑ΥΙΖ͑Ͳ·͑ͻΒΔΜ
΃ͧͩͥ͑͢͝΃ͧͩͦ͢

Ί ΖΤ

ͺΞΡΝΖΞΖΟΥ͑ΥΙΖ͑גͩ͑͟ͲΦΕΚΠ͑ΠΗ͑ΒΝΝ͑ΚΟΡΦΥד͑

΀Η͑;ΒΝΗΦΟΔΥΚΠΟ͑ΘΦΚΕΖ

10. RGB Audio

ʹΙΖΔΜ͑ΥΙΖ͑ʹΠΞΡΠΟΖΟΥ͑ΔΒΓΝΖ͑ΚΤ͑ΕΖΗΖΔΥΚΧΖ
Ί ΖΤ
ʹΙΖΔΜ͑ΥΙΖ͑ΤΚΘΟΒΝ͑ΠΗ͑ͻͼͣ͢͢͡	ͿΠ	ͶΩΔΙΒΟΘΖ͑ΥΙΖ͑Ͳ·͑ͻΒΔΜ
		ͶΩΔΙΒΟΘΖ͑ΥΙΖ͑Ͳ·͑ͻΒΔΜ

Ί ΖΤ

ͺΞΡΝΖΞΖΟΥ͑ΥΙΖ͑גͩ͑͟ͲΦΕΚΠ͑ΠΗ͑ΒΝΝ͑ΚΟΡΦΥד͑

΀Η͑;ΒΝΗΦΟΔΥΚΠΟ͑ΘΦΚΕΖ

Copyright ©	LG Electronics. Inc. All rights reserved.	- 20 -	LGE Internal Use Only
Only for training and service purposes

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LG Electronics 39LN549C-ZA AV Audio, RGB Audio, Copyright, LG Electronics. Inc. All rights reserved, LGE Internal Use Only

Contents

MODEL 39LP360H 39LN548C/549C SERVICE MANUALREAD THE SAFETY PRECAUTIONS IN THIS MANUAL LED TVLGE Internal Use Only Only for training and service purposesCopyright LG Electronics. Inc. All rights reservedLeakage Current Cold CheckAntenna Cold Check SAFETY PRECAUTIONSGeneral Guidance Before returning the receiver to the customerElectrostatically Sensitive ES Devices SERVICING PRECAUTIONSRemoval IC Remove/ReplacementReplacement Small-Signal Discrete Transistor Removal/Replacement3. Test method SPECIFICATION4. Model General Specification 1. Application rangeOnly for training and service purposes SpecificationSymbolrate 4.0Msymbols/s to 7.2Msymbols/s Interactive mode support5.3. RGB Input PC - FHD Model 5. Video resolutions 2D5.1. Component Input Y, CB/PB, CR/PR 5.2. RGB Input PC - HD ModelPCDVI 5.3. HDMI InputPC/DTV3. Main PCB check process ADJUSTMENT INSTRUCTION1. Application Range 2. Designation3.3. EDID data After downloading, have to adjust Tool Option again3.1. ADC Process 3.2. EDID Download4.1. White Balance adjustment 4. Total Assembly line process3.4 Function Check 4.5. Outgoing condition Configuration 5. GND and HI-POT Test6. Model name & Serial number D/L 6.1. Signal Table7.2. CI+ Key Download 7. CI+ key download6.3. Method & notice 7.1. Communication Prot connection8.1. External speaker8OHM, 1W, Single-End 8. Check Commercial Features8.2. IR OUT Only for training and service purposes TROUBLE SHOOTING GUIDE1. Check the booting Voltage 2. Digital TV VideoCopyright 3. Analog TV Video4. AV Video Only for training and service purposesCopyright 5. RGB Video6. HDMI Video Only for training and service purposesCopyright 9. AV Audio10. RGB Audio Only for training and service purposesS7LR2 LGE211A-T8 BLOCK DIAGRAMTuner DVB- T/C Copyright 7. Audio of All iput8. TV Audio Only for training and service purposesLG Electronics. Inc. All rights reserved EXPLODED VIEWOnly for training and service purposes CopyrightCopyright 2013 LG Electronics. Inc. All rights reserved Only for training and service purposes2013 S7LR2 2012 . 11VDDC SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATESFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS Only for training and service purposes+3.3VNormal780 mA FROM LIPS & POWER B/DPowerDET +1.5VDDRNTP-7500L IC501Only for training and service purposes THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATESSPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETICOnly for training and service purposes LVDS51Pin LVDS Connector For FHD 60Hz 30Pin LVDS ConnectorHDMI2 Only for training and service purposesHDMI EEPROM HDMI1RS - 232C RS232C2013 S7LR2 2012 . 11SIDE USB Only for training and service purposesHEADPHONE RGB PC2012 . 11 Only for training and service purposesS7LRDIVXMS10 2013 S7LR2Only for training and service purposes THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATESSPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETICTHE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATESSPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS2013 S7LR2 EXTSPEAKERAMPSPEAKER OUT JACK Only for training and service purposesOption name of this page CI SLOT because of Hong Kong Only for training and service purposesCI POWER ENABLE CONTROL CI RegionTU2603 GP4RGLOBALTUNERBLOCKOnly for training and service purposes TU2602