Optoma Technology TH7500NL Source Lock, High Altitude, Information Hide, Keypad Lock, 12V Trigger

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User Controls

OPTION

Press direct source key on remote con- troller, it will change source directly and automatically set the Source Lock to

“ON”.

To turn off the key- pad lock, press and hold “Enter” key on top of the projector for 5 seconds.

Source Lock

On: The projector will only search current input connection.

Off: The projector will search for other signals if the current input signal is lost.

High Altitude

When “On” is selected, the fans will spin faster. This feature is use- ful in high altitude areas where the air is thin.

Information Hide

On: Choose “On” to hide the info message.

Off: Choose “Off” to show the “searching” message.

Keypad Lock

When the keypad lock function is “On”, the control panel will be locked however, the projector can be operated by the remote con- trol. By selecting “Off”, you will be able to reuse the control panel.

Test Pattern

Display a test pattern. There are Grid, White pattern and None.

Background Color

Use this feature to display a “Black”, “Red”, “Blue”, “Green” or “White”, screen when no signal is available.

12V Trigger

12V trigger provides a standard trigger for motorized screens.

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Contents Table of Contents Usage Notice Safety InformationPrecautions Do not Product Features Eye Safety WarningsPackage Overview IntroductionMain Unit Product OverviewControl Panel Input/Output Connections Remote Control Install the Projection Lens Connecting the ProjectorConnect to Computer/Notebook Connect to Video Sources Powering On the Projector Powering the projector On / OffPowering off the projector See pages For more information Adjusting the Projector’s Height Adjusting the Projected ImageAdjusting the Projector’s Position Lens User Controls Control Panel & Remote ControlUsing the Remote Control Hdmi On-screen Display Menus How to operateImage Menu TreeSetup Display Mode BrightnessContrast Sharpness ColorTint Image Advanced Color Settings Color SpaceInput Source Format DisplayEdge Mask Zoom Digital ZoomImage Shift KeystoneAuto Keystone PIP Location ScreenPIP Size PIP SourceProjection LanguageScreen Type Menu LocationProjector ID Lens Function Security Timer Setup SecurityChange Password SecurityUser Controls Phase Setup Signal RGBFrequency PositionWhite Level Setup Signal VideoBlack Level SaturationLogo Setup AdvancedLogo Capture Closed CaptioningSetup Network How to use web browser to control your projector Click Change settings of this connection High Altitude Source LockInformation Hide Keypad LockVGA Out ResetFunction Option Remote SettingsIR Function Remote CodeUser Controls Option Advanced Lamp Settings Brightness Mode InformationInformation Appendices TroubleshootingImage is unstable or flickering Image is reversed Projector stops responding to all controls On Screen Messages Replacing the lamp Lamp Replacement Procedure  Computer Compatibility PC Compatibility Modes Video Compatibility Mode Resolution Sync Hz Sync KHz Analog Digital Computer Compatibility MAC RS232 Pin Assignments RS232 Commands and Protocol Function ListSend to projector RS232 Protocol Function ListIRE Send from projector automatically Ceiling Mount Installation USA Optoma Global OfficesLatin America FCC notice Regulation & Safety NoticesRemarque à l’intention des utilisateurs canadiens