LG Electronics 32LN548C, 32LN548C/549C, 32LN548C/549C-ZA, 32LN549C-ZA, 32LP360H, 32LP360H/361H-ZA, 32LP361H-ZA 3. Analog TV Video, 4. AV Video

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Only for training and service purposes

3. Analog TV Video

ʹΙΖΔΜ͑ΥΙΖ͑΃ͷ͑ΔΒΓΝΖ͑ΒΟΕ͑΃ͷ͑ΤΚΘΟΒΝ͑

ʹΙΖΔΜ͑ΥΙΖ͑΅ΦΟΖΣ͑ͤͤ͟· ͑

ͬ͑ͽͤͨͤ͡

ʹΙΖΔΜ͑ΥΙΖ͑΅ΦΟΖΣ͑ͩ͢͟·

ͺʹͤͨͤ͑ͣ͡ΡΚΟ͑ͫ͑ͩ͢͟·

ʹΙΖΔΜ͑Υ ΙΖ͑ʹ· ͳ΄͑ΤΚΘΟΒΝ͑

΅Άͤͨͥ͑ͩ͡ΡΚΟ

ʹΙΖΔΜ͑Υ ΙΖ͑ͽ· ͵΄͑ΠΦΥΡΦΥ͑ΤΚΘΟΒΝ͑ΠΗ͑;ΤΥΒΣ͑ͺʹ

ͶΩΔΙΒΟΘΖ͑ΥΙΖ͑ͽͤͨͤ͡

ͶΩΔΙΒΟΘΖ͑ΥΙΖ͑ͺʹͤͨͤ͡

ͶΩΔΙΒΟΘΖ͑ΥΙΖ͑΅ΦΟΖΣ

ͶΩΔΙΒΟΘΖ͑ΥΙΖ͑;ΤΥΒΣ͙ͺʹ͚͢͢͡

΀Σ͑;ΒΚΟ͑ΓΠΒΣΕ

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4. AV Video

;ΒΜΖ͑ΤΦΣΖ͑ΥΙΖ͑ΚΟΡΦΥ͑ΤΚΘΟΒΝ͑ΥΪΡΖ͑ΒΟΕ͑

΀ΦΣ͑΅· ͑ΔΒΟ͑ΤΦΡΡΠΣΥ͑ΥΙΖ͑ΤΚΘΟΒΝ

ʹΙΖΔΜ͑ΥΙΖ͑Ͳ·͑ΔΒΓΝΖ͑ΕΖΗΖΔΥ͑ΠΣ͑

ΤΥΒΥΦΤ͑ΠΗ͑ΔΠΟΕΦΔΥΠΣ

;ΒΜΖ͑ΤΦΣΖ͑ΥΙΖ͑ͻͼͧͥ͑͢͡͝ʹ· ͳ΄͑ΤΚΘΟΒΝ

;ΒΜΖ͑ΤΦΣΖ͑ΥΙΖ͑ʹ·ͳ΄ΐ͵Ͷ΅͑ΤΚΘΟΒΝ

;ΒΜΖ͑ΤΦΣΖ͑ΥΙΖ͑ͽ·͵΄͑ΠΦΥΡΦΥ͑ΤΚΘΟΒΝ͑ΠΗ͑;ΤΥΒΣ͑ͺʹ

ͶΩΔΙΒΟΘΖ͑ΥΙΖ͑Ͳ·͑ͻΒΔΜ

ͶΩΔΙΒΟΘΖ͑ΥΙΖ͑΃ͧͧ͢͡

ͶΩΔΙΒΟΘΖ͑ΥΙΖ͑;ΤΥΒΣ͙ͺʹ͚͢͢͡

΀Σ͑;ΒΚΟ͑ΓΠΒΣΕ

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Contents

Main Page 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. Video resolutions (2D) 5.1. Component Input (Y, CB/PB, CR/PR) 5.3. RGB Input (PC) - FHD Model 5.2. RGB Input (PC) - HD Model 5.3. HDMI Input(PC/DTV) ADJUSTMENT INSTRUCTION 1. Application Range 2. Designation 3. Main PCB check process * Boot file Download 3.1. ADC Process 3.2. EDID Download 3.3. EDID data 3.4 Function Check 4. Total Assembly line process 4.1. White Balance adjustment * Auto-control interface and directions * Manual W/B process using adjust Remote control. 4.5. Outgoing condition Configuration 5. GND and HI-POT Test 5.1. HI-POT auto-check preparation 5.2. HI-POT auto-check 5.3. Checkpoint 6. Model name & Serial number D/L 7. CI+ key download GP4_LOW 7.1. Communication Prot connection 7.2. CI+ Key Download 8. Check Commercial Features. 8.1. External speaker(8OHM, 1W, Single-End) 8.2. IR OUT TROUBLE SHOOTING GUIDE 1. Check the booting Voltage 2. Digital TV Video 3. Analog TV Video 4. AV Video 6. HDMI Video 5. RGB Video 7. Audio of All iput 8. TV Audio 9. AV Audio 10. RGB Audio S7LR2 (LGE211A-T8) Tuner BLOCK DIAGRAM CI EXPLODED VIEW LGE2112-T8 22 PM MODEL OPTION I2C Internal demod out LGE2112-T8 AR102 AT24C256C-SSHL-T 22 AR101 IC104 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS DVB_S MAIN2 H/P OUT DTV_IF +1.5V_DDR +3.3V_Normal +2.5V/+1.8V S7LR core 1.2V volt FROM LIPS & POWER B/D NTP-7500L IC501 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS POWER 5 IR & LED FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IR/CONTROL 6 CONTROL LVDS MIRROR Change in S7LR FOR FHD REVERSE(10bit) 7 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS HDMI 8 HDMI_1 SIDE_HDMI HDMI_2 RS232C RS-232C FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS SPDIF OPTIC JACK 11 HEADPHONE PC AUDIO FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS CLose to DDR3 12 H5TQ1G63DFR-H9C LGE2112-T8 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 13 S_FLASH FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS PSC008-01 REAR COMPONENT PHONE JACK Full Scart SPEAKER OUT JACK FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 18 EXT_SPK IC1800 * Option name of this page : CI_SLOT CI Region (because of Hong Kong) CLOSE TO MSTAR PCMCI 19 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS TU2602 GP4R_GLOBAL_TUNER_BLOCK Close to TUNER 26 20 12 .1 1. 122013 S7LR2 TUNER