Vizio GV42L HDTV, L42HDTV10A service manual Factory preset timings

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Chapter4 Factory preset timings

This timing chart is already preset for the TFT LCD analog & digital display monitors.

Resolution	Refresh		Horizontal	Vertical	Horizontal	Vertical	Pixel
Resolution	rate		Frequency	Frequency	Polarity	Polarity	Rate
	rate		Frequency	Frequency	Polarity	Polarity	Rate

640x480	60Hz		31.5kHz	59.94Hz	N	N	25.175

640x480	75Hz		37.5kHz	75.00Hz	N	N	31.500

800X600	60Hz		37.9kHz	60.317Hz	P	P	40.000

800x600	75Hz		46.9kHz	75.00Hz	P	P	49.500

800X600	85Hz		53.7kHz	85.06Hz	P	P	56.250

1024x768	60Hz		48.4kHz	60.01Hz	N	N	65.000

1024X768	75Hz		60.0kHz	75.03Hz	P	P	78.750

720x400	70Hz		31.46kHz	70.08Hz	N	P	28.320

1366X768	60		47.7KHZ	60.00HZ	P	N	85.500

Remark:	P: positive		N: negative

CONFIDENTIAL – DO NOT COPY	Page 4-1
	File No. SG-0198

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Contents Vizio GV42L Hdtv Table of Contents Vinc Features Power Supply SpecificationOptical Characteristics Mounting Precautions Dimensions Physical dimension Width 1066 mmWeight Physical weight SpeakerOperating Precautions Handling Precautions for Protection On Screen Display TV SourceRGB Mode AV Component Mode Hdmi MODE： Confidential do not Copy Factory preset timings Pin Assignment Hdmi Connect PIN Assignment Type TV RF connector RGB Signal Main Board I/o Connections Theory of Circuit Operation MT8202 Application Decoder YPbPr/Scart/D-connectorVideo input Digital port Support FormatsSupporting OSD mirror and upside down 2D-Graphic/OSD processorI/O ports are configured as follows： Microprocessor interfaceVideo processor 1.Color Management Dram Usage DDR Sdram V58C2128164SBI5 Application Pin description Command Truth Table Power-UpFunctional DescriptionMode Register Set MRS Precharge Bank Activate Command Read Operation Precharge Timing During Read OperationBurst Stop Command Precharge Timing During Write OperationBurst Write Operation MX29LV160BTTC Flash Application Block Diagram Command Definitions Write COMMANDS/COMMAND Sequences READ/RESET Command Reading Array Data WM8776 ApplicationAudio sample rate Slave mode Confidential do not Copy MT8293 Application Hdcp Decryption Tmds Digital CoreActive port detection Video Data Conversion and Video OutputI2c Interface to Display Controller TDA8946 ApplicationBlock diagram Input configuration Output power measurement Mode selection MT5351 ApplicationGeneral Feature List CGMS/WSS Confidential do not Copy MX29LV320BTTC Flash Application Confidential do not Copy Block Diagram BUS OPERATION--1 Write COMMANDS/COMMAND Sequences BUS OPERATION--2Table A. MX29LV320AT/B Command Definitions Standby Mode Reset OperationSoftware Command Definitions Write Protect WPWrite Operation Status Table B. Write Operation StatusFig C. Command Write Operation Fig D. Read Timing Waveforms Fig E. Reset Timing Waveform Functional Description Block Diagram 16Mb xDDR Sdram NT5DS16M16CS-5T Application Pin Configuration 400mil Tsop II x4 / x8 Mode Register Operation Operating Mode Extended Mode Register Extended Mode Register DefinitionTruth Table a Commands ActiveAuto Refresh ReadWrite Self RefreshOperations ReadsRandom Read Accesses CAS Latencies Burst Length = 2, 4 or Read Command Write Command Data Input Write Data Output Read Waveforms PC MODE1366X768 60HZCH1 Green # FB27 CH2 Vgavsync L22 CH1 Vgal R193 CH2 Avol R194 CH1 PCL CE70+ PCL CE70 AV&TV Mode AV1/AV2/TV Video Confidential do not Copy CH1 Dacbclk U23 PIN4 CH1 Dacmclk U23 PIN5 Component Mode Component 1/2 CH1YCBCRL2L19 CH2 2A33 U22 PIN11 CH1 AVL CE71+CH2 Auspl R304 Hdmi 1&2 Confidential do not Copy DTV HD Confidential do not Copy CH1 Vovsync DU9 PIN W1 CH1 Vode DU9 PIN W2 CH1 Vopclk DU9 PIN Trouble shooting Monitor Display Nothing PC ModeTV, Composite VIDEO1, 2, S-VIDEO is not Display Correctly COMPONENT1, 2 is not Display Correctly Hdmi is not Display Correctly Trouble of DC-DC Converter Trouble of DDC Reading Block Diagram System Block Diagram Wxga panelConfidential do not Copy Main Board Block Diagram Page Page Page Page Page Page Page