Optoma Technology EP747 manual Reset, High Altitude, Translucence, Volume, Treble, Bass

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User Controls

Reset

Return the adjustments and settings to the factory default values.

Execute:values. Returns the settings for all menus to factory default

Cancel: Cancel the revised settings.

Management

High Altitude

Choose “On” to turn on High Altitude mode. Operates the fans at full speed continuously to allow for proper high altitude cooling of the projector.

Translucence

Choose the menu transparency on the display screen.

Volume

Press to decrease the volume.

Press to increase the volume.

Treble

The treble setting controls the higher frequencies of your audio source.

Press to decrease the treble.

Press to increase the treble.

Bass

The bass setting controls the lower frequencies of your audio source.

Press to decrease the bass.

Press to increase the bass.

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Contents Table of Contents Usage Notice PrecautionsDon’t Introduction Product FeaturesController Package OverviewMain Unit Product OverviewControl Panel Connection Ports Remote Control with Mouse Function and Laser Pointer Installation Connecting the ProjectorConnect the Computer/Notebook 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 OperateMenu Tree White Peaking Display ModeBrightness ContrastColour Temp SaturationSharpness Ver. Position Vertical Position PhaseFrequency Hor. Position Horizontal PositionVer. Shift Input SignalLanguage Colour AdjustmentSource Lock Menu LocationProjection Keystone Keystone CorrectionTranslucence ResetVolume High AltitudeSecurity Projector IDSleep Timer Reset Lamp HoursECO 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 Office