Optoma Technology TX773 manual Frequency, Phase, Hor. Position Horizontal Position, Degamma

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User Controls

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“Frequency”, “Phase”, “Hor. position” and “Ver. position” functions are only supported under Computer mode.

Frequency

“Frequency” changes the display data frequency to match the fre- quency of your computer’s graphic card. If you experience a vertical flickering bar, use this function to make an adjustment.

Phase

“Phase” synchronizes the signal timing of the display with the graphic card. If you experience an unstable or flickering image, use this function to correct it.

Hor. Position (Horizontal Position)

Press the to move the image left.

Press the to move the image right.

Ver. Position (Vertical Position)

Press the to move the image down.

Press the to move the image up.

Degamma

This allows you to choose a degamma table that has been fine-tuned to bring out the best image quality for the input.

Aspect Ratio

Use this function to choose your desired aspect ratio.

4:3 : The input source will be scaled to fit the projection screen.

16:9 : The input source will be scaled to fit the width of the screen.

LetterBox: This format is for non-16x9, letterbox source and for users who use external 16x9 lens to display 2.35:1 aspect ratio using full resolution.

Window: When a 4:3 image is bigger than a 16:9 screen, select the “Window” mode to fit the image onto the screen without changing the projection distance.

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Contents Table of Contents Usage Notice PrecautionsDon’t Introduction Product FeaturesRegion only AA Batteries Package OverviewMain Unit Product OverviewControl Panel Connection Ports Remote Control with Mouse Function and Laser Pointer Connect the Computer/Notebook InstallationConnecting the Projector Connect the Video Powering On the Projector Powering On/Off the ProjectorPowering off the projector Adjusting the Projector Image Height Adjusting the Projected ImageAdjusting Projection Image Size Adjusting the Projector Zoom / FocusUser Controls Control Panel & Remote ControlUsing the Remote Control VGA1 On Screen Display Menus How to Operate Menu Tree White Peaking Display ModeBrightness ContrastSharpness Colour TempSaturation Ver. Position Vertical Position PhaseFrequency Hor. Position Horizontal PositionVer. Shift Language Colour AdjustmentSource Lock Menu LocationProjection Keystone Keystone CorrectionTreble ResetVolume High AltitudeSecurity Sleep Timer Reset Lamp HoursSTD Mode Auto Power OffAppendices TroubleshootingProblem Image is unstable or flickering Problem Image is reversed Problem Message Reminders Replacing the Lamp Lamp Replacement ProcedureAnalog Digital Compatibility ModesRS232 Connector VGA-In Connector RS232 CommandsCeiling Mount Installation USA Optoma Global OfficesOptoma France Regulation & safety notices Remarque à l’intention des utilisateurs canadiens