LG Electronics 39LN548C/549C-ZA, 39LP360H-ZA Block Diagram, S7LR2 LGE211A-T8, Tuner DVB- T/C

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BLOCK DIAGRAM

DDR2 1Gb x 2

NAND Flash 1Gb

NVRAM

Side HDMI

HDMI2

HDMI1

Module

MAX3232

LVDS

74.25M

650M

TVLink

S7LR2 (LGE211A-T8)

Analog

Digital

RGB

COMP

SCART

USB

PC/COMP L/R

SPIDIF

Headphone

AMP

Amp

FE TS Parallel

Sub

Tuner DVB- T/C

Speaker

EXT Speaker

Copyright ©	LG Electronics. Inc. All rights reserved.	- 21 -	LGE Internal Use Only
Only for training and service purposes

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Contents SERVICE MANUAL READ THE SAFETY PRECAUTIONS IN THIS MANUALLED TV MODEL 39LP360H 39LN548C/549COnly for training and service purposes CopyrightLG Electronics. Inc. All rights reserved LGE Internal Use OnlySAFETY PRECAUTIONS General GuidanceBefore returning the receiver to the customer Leakage Current Cold CheckAntenna Cold CheckSERVICING PRECAUTIONS Electrostatically Sensitive ES DevicesIC Remove/Replacement ReplacementSmall-Signal Discrete Transistor Removal/Replacement RemovalSPECIFICATION 4. Model General Specification1. Application range 3. Test methodSymbolrate 4.0Msymbols/s to 7.2Msymbols/s DVB-TGuard IntervalBitrateMbit/s 1/4, 1/8, 1/16, 1/325. Video resolutions 2D 5.1. Component Input Y, CB/PB, CR/PR5.2. RGB Input PC - HD Model 5.3. RGB Input PC - FHD Model5.3. HDMI InputPC/DTV PCDVIADJUSTMENT INSTRUCTION 1. Application Range2. Designation 3. Main PCB check processAfter downloading, have to adjust Tool Option again 3.1. ADC Process3.2. EDID Download 3.3. EDID data3.4 Function Check 4. Total Assembly line process4.1. White Balance adjustment 5. GND and HI-POT Test 6. Model name & Serial number D/L6.1. Signal Table 4.5. Outgoing condition Configuration7. CI+ key download 6.3. Method & notice7.1. Communication Prot connection 7.2. CI+ Key Download8.2. IR OUT 8. Check Commercial Features8.1. External speaker8OHM, 1W, Single-End 2. Digital TV Video TROUBLE SHOOTING GUIDE1. Check the booting Voltage 3. Analog TV Video 4. AV Video5. RGB Video 6. HDMI Video9. AV Audio 10. RGB AudioTuner DVB- T/C BLOCK DIAGRAMS7LR2 LGE211A-T8 7. Audio of All iput 8. TV AudioEXPLODED VIEW Copyright 2013 LG Electronics. Inc. All rights reserved 2013 S7LR22012 . 11 SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF ISVDDC NormalFROM LIPS & POWER B/D PowerDET+1.5VDDR +3.3VNormal780 mAIC501 NTP-7500LTHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATIONTHE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC CONTROL IR & LEDLVDS 51Pin LVDS Connector For FHD 60Hz30Pin LVDS Connector FOR FHD REVERSE10bit Change in S7LRHDMI EEPROM HDMI1HDMI2 For CECRS232C RS - 232CHEADPHONE RGB PCSIDE USB PC AUDIOS7LRDIVXMS10 DDR256DDR13331GHYNIX EAN61828901SFLASH REAR COMPONENT PHONE JACK F u l lS c a r t SCART AUDIO MUTEEXTSPEAKERAMP SPEAKER OUT JACKEXTSPK IC1800CI POWER ENABLE CONTROL CI RegionOption name of this page CI SLOT because of Hong Kong PCMCIGP4RGLOBALTUNERBLOCK TU2602TU2603 TDSS-G101D