LG Electronics 42CS669C-ZD service manual HDMI Input PC/DTV, DTV Mode, PC Mode

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7.HDMI Input (PC/DTV)

(1)DTV Mode

No.	Resolution	H-freq(kHz)			V-freq.(Hz)	Pixel clock(MHz)	Proposed	Remark

1.	720*480	31.469		/ 31.5	59.94 / 60	27.00 / 27.03	SDTV 480P

2.	720*576	31.25			50	54	SDTV 576P

3.	1280*720	37.500			50	74.25	HDTV 720P

4.	1280*720	44.96	/	45	59.94 / 60	74.17 / 74.25	HDTV 720P

5.	1920*1080	33.72	/	33.75	59.94 / 60	74.17 / 74.25	HDTV 1080I

6.	1920*1080	28.125			50.00	74.25	HDTV 1080I

7.	1920*1080	26.97	/	27	23.97 / 24	74.17 / 74.25	HDTV 1080P

8.	1920*1080	33.716		/ 33.75	29.976 / 30.00	74.25	HDTV 1080P

9.	1920*1080	56.250			50	148.5	HDTV 1080P

10.	1920*1080	67.43	/	67.5	59.94 / 60	148.35 / 148.50	HDTV 1080P

(2) PC Mode

No.	Resolution	H-freq(kHz)	V-freq.(Hz)	Pixel clock(MHz)	Proposed	Remark

1.	720*400	31.468	70.08	28.321		HDCP

2.	640*480	31.469	59.94	25.17	VESA	HDCP

3.	800*600	37.879	60.31	40.00	VESA	HDCP

4.	1024*768	48.363	60.00	65.00	VESA(XGA)	HDCP

5.	1360*768	47.72	59.8	84.75	WXGA	HDCP

6.	1280*720	45	60	74.25		HDCP

7.	1280*1024	63.595	60.02	108.875	SXGA	HDCP / FHD model

8.	1920*1080	67.5	60	148.5	WUXGA	HDCP / FHD model

Copyright ©2012 LG Electronics. Inc. All right reserved.	- 8 -	LGE Internal Use Only
Only for training and service purposes

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Contents CHASSIS LD0AW SERVICE MANUALREAD THE SAFETY PRECAUTIONS IN THIS MANUAL http//aic.lgservice.comCONTENTS CONTENTSPRODUCT SAFETY SPECIFICATIONSAFETY PRECAUTIONS IMPORTANT SAFETY NOTICEGeneral Guidance Before returning the receiver to the customerSERVICING PRECAUTIONS Electrostatically Sensitive ES Devices IC Remove/Replacement Replacement Small-Signal Discrete Transistor Removal/Replacement Power Output, Transistor Device Removal/ReplacementSPECIFICATION 4. Model General Specification1. Application range 3. Test method5. Component Video Input Y, CB/PB, CR/PR 6. RGB Input PC2 PC Mode 7. HDMI Input PC/DTV1 DTV Mode ADJUSTMENT INSTRUCTION 1. Application Range2. Designation 3. Main PCB check process3.1. ADC Process 3.2. EDID Download3.3. EDID data After downloading, have to adjust Tool Option again4. Total Assembly line process 4.1. Adjustment Preparation3.4. Function Check Manual W/B process using adjusts Remote control4.3. Outgoing condition Configuration 6.1. Signal TABLE6.2. Command Set 5. GND and HI-POT Test7. CI+ Key Download method No No No No No TROUBLESHOOTING1. Power-up boot check No No No No 2. Digital TV Video3. Analog TV Video 4. AV Video 5. Component VideoNo No No ok No6. SCART Video 7. RGB Video8. HDMI Video Check HDMI Cable conductors for damage or open conductor9. All Source Audio 10. Digital TV Audio 11. Analog TV Audio14. RGB Audio 12. AV Audio13. Component/ SCART Audio DIAGRAM BLOCKSide RearEXPLODED VIEW Only for training and service purposes GP3S7LRCopyright 2012 LG Electronics. Inc. All rights reserved LGE Internal Use OnlyNormal Power VDDCNormal DDR3FROM LIPS & POWER B/D PowerDET+3.3VNormal +1.5VDDRCONTROL IR & LED USBDIODES IC1450HDMI EEPROM HDMI1SIDEHDMI GP3S7LR20110324 HDMI8New Item Development RGB/SPDIF/PC/HPRS232C GP3S7LR RS232C9PINOnly for training and service purposes GP3S7LR DDR256 DDR3 1.5V By CAP - Place these Caps near MemoryIC1201-*1 K4B1G1646G-BCH9GP3S7LR SFLASH IC1401-*1GP3S7LR 20110511TUNERL GP4RGLOBALTUNERBLOCKGP3S7LR NTP7400 IC501 NTP-7400LFull Scart/ Comp1 GP3S7LR REAR JACKSIDE COMPONENT PHONE JACK New Item Developmen CI Region Option name of this page CISLOT because of Hong KongGP3S7LR PCMCI 10067972-0500LFGASKET SMD GASGP3 S7LR 20110324