Optoma Technology ES522RFBA, EX530, EX520 Audio Problems, There is no sound, Sound is distorted

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Appendices

Audio Problems

There is no sound

4Adjust the volume on the remote control.

4Adjust the volume of the audio source.

4Check the audio cable connection.

4Test the source audio output with other speakers.

4Have the projector serviced.

The sound is distorted

4Check the audio cable connection.

4Test the source audio output with other speakers.

4Have the projector serviced.

59English

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Contents Table of Contents Important Safety Instruction Safety Information English Precautions Do not Eye Safety Warnings Video Compatibility Product FeaturesPackage Overview Control Panel Front IR Receiver Focus Kensington Lock Lens Tilt-Adjustment Foot Lens CAPElevator foot Power Socket Elevator button Product OverviewControl Panel 11 10 9 8 7Rear View Remote Control Connect to Computer / Notebook Connecting the ProjectorConnect to Video Sources Powering On the Projector Powering On/Off the ProjectorPowering Off the Projector To lower the image Adjusting the Projected ImageAdjusting the Projector’s Height To raise the imageAdjusting the Zoom / Focus Zoom Series Height Width Adjusting Projection Image Size Zoom SeriesAdjusting Projection Image Size Adjusting the Focus Fixed Zoom SeriesUp arrow Disabled in OSD menusControl Panel Keystone+Using the Remote Control Remote ControlVideo Press Video to choose Composite Video source VGA- in connectorPress VGA to choose source from On-screen Display Menus How to operateMenu Tree Contrast Display ModeImage BrightnessAdvanced Color SettingSaturation TintBias Image Color SettingReset GainImage Advanced Image Advanced Input Source Format DisplayImage Shift 169 only OverscanZoom Image ShiftMenu Location SetupLanguage ProjectionAudio SignalSecurity Projector IDSetup Language Position Setup SignalPhase FrequencySecurity Timer Setup SecurityChange Password Security Setting Mute Setup AudioVolume Network RJ45 Models Only Setup NetworkClosed Captioning Setup AdvancedLogo Logo CaptureInformation Hide OptionsSource Lock High AltitudeBackground Color Lamp SettingKeypad Lock Options Advanced Direct Power OnAuto Power Off Sleep TimerLamp Reminder Options Lamp SettingBrightness Mode Lamp HourLamp Reset LANRJ45 LANRJ45 RJ45 models onlyClick Properties Open a web browser ex, Microsoft Internet Explorer Image Problems Troubleshooting Help On-screen Display MenuPartial, scrolling or incorrectly displayed image Appendices Image is unstable or flickering Image has vertical flickering bar Image has slanted sides Intermission ProblemsProjector Status Indication Message Power LED Lamp LED Temp LEDMessage Reminders Remote Control ProblemsSound is distorted Audio ProblemsThere is no sound Replacing the Lamp Cleaning the Lens Cleaning the ProjectorCompatibility Modes Signal Resolution Refresh Rate HzApple Mac Compatibility AppendicesRS232 Connector RS232 CommandsRS232 Protocol Function List RS232 CommandsSTD Send to Remote Ceiling Installation Optoma Global Offices Latin America FCC notice Regulation & Safety noticesDeclaration of Conformity for EU countries Operation conditionsRemarque à l’intention des utilisateurs canadiens