Optoma Technology RMC-25key manual Image has vertical flickering bar, Image is out of focus

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Appendices

Image has vertical flickering bar

Useinformation.“Frequency” to make an adjustment. See page 35 for more

Check and reconfigure the display mode of your graphic card to make it compatible with the projector.

Image is out of focus

Make sure the lens cap is removed.

Adjusts the Focus Ring on the projector lens.

Make sure the projection screen is between the required distance

1.6to 12.1 feet (0.5 to 3.7 meters) from the projector. See page 17.

The image is stretched when displaying 16:9 DVD title

When you play anamorphic DVD or 16:9 DVD, the projector will show the best image in 16:9 format on projector side.

If you play 4:3 format DVD title, please change the format as 4:3 in projector OSD.

If the image is still stretched, you will also need to adjust the aspect ratio by referring to the following:

Please setup the display format as 16:9 (wide) aspect ratio type on your DVD player.

Use of Keystone is not recommended.

Image is too small or too large

Move the projector closer to or further from the screen.

Press [Menu] button on the remote control or projector panel, go to “Display Format” and try the different settings.

Image has slanted sides

If possible, reposition the projector so that it is centered on the screen and below the bottom of the screen.

Press [Keystone +/-] button on the remote control or press [] on the projector panel, until the sides are vertical .

Image is reversed

Select “Setup Projection” from the OSD and adjust the projection direction.

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Contents Table of Contents Safety Informations Important Safety InstructionClass B emissions limits Precautions Don’t Eye Safety Warnings  Video Compatibility NTSC, NTSC4.43 IntroductionDocumentation Package OverviewMain Unit Product OverviewControl Panel Connection Ports Remote Control Connecting the Projector InstallationConnect to Video Sources Powering On the Projector Powering On/Off the ProjectorPower LED Lens CapPowering Off the Projector Adjusting the Projector’s Height Adjusting the Projected ImageAdjusting Projection Image Size Adjusting the Projector’s FocusUser Controls Control Panel & Remote ControlUsing the Remote Control AV Mute Video Freeze DVI VGAOn-screen Display Menus How to operateMenu Tree Image Display ModeBrightness ContrastImage Color ResetSharpness ColorDegamma Image AdvancedWhite Peaking Color TempInput Source Format DisplayInput Signal Zoom OverscanImage Shift KeystoneLanguage Setup LanguageSetup ProjectionMenu Location Projector ID VolumeMute RS232Setup Security Security SettingsSecurity Timer First Time Change PasswordPhase Setup SignalFrequency PositionLogo Setup AdvancedSetup Network How to use web browser to control your projector Local Area Network LAN Options Eco. Standby power 1W Direct Power OnAuto Power Off min Sleep Timer minBrightness Mode Options Lamp SettingsLamp Reset Lamp HoursImage Problems TroubleshootingNo image appears on-screen Partial, scrolling or incorrectly displayed imageImage is unstable or flickering Image has vertical flickering bar Image is stretched when displaying 169 DVD titleImage is out of focus Image is too small or too largeProjector Status Indication Intermission ProblemsProjector stops responding to all controls Lamp burns out or makes a popping soundRemote Control Problems If the remote control does not workMessage Reminders Replacing the lamp Ahautes Temperatures Refroidissez Pendant 30 MinutesLamp Replacement Procedure Compatibility Modes  Computer Compatibility Video Compatibility RS232 Commands RS232 Protocol Function List RS232 CommandsFunction Projector Return Description Ceiling Mount Installation Optoma Global Offices Korean Regulation & Safety notices Remarque à l’intention des utilisateurs canadiens

RMC-25key specifications

Optoma Technology has established itself as a leading provider of innovative projection solutions, and the RMC-25key is no exception. This versatile and robust device is designed for a multitude of applications, making it an ideal choice for both educational institutions and corporate environments. The RMC-25key not only excels in delivering impressive image quality but also incorporates advanced technologies aimed at enhancing the user experience.

One of the standout features of the RMC-25key is its compact and durable design. This projector is lightweight, making it highly portable and easy to install in various settings, whether in a classroom, conference room, or even on the go for presentations. The device boasts a bright output of up to 2500 lumens, ensuring that images remain clear and vibrant, even in well-lit environments. The high contrast ratio further enhances image detail, allowing users to appreciate the subtleties in presentations or videos.

The RMC-25key utilizes DLP technology, which is known for its reliability and superior color accuracy. This technology allows for sharp, clear images that can convey rich, vivid colors, making it perfect for multimedia presentations and educational content. Additionally, the projector is compatible with a range of resolutions, including Full HD, which ensures that users can present high-quality visuals for any purpose.

Connectivity is another strong point for the RMC-25key. It includes multiple input options such as HDMI, VGA, and USB, allowing users to connect various devices seamlessly. This versatility enhances its utility in diverse scenarios, whether sending content directly from a laptop, a smartphone, or other digital sources. For added convenience, the projector supports wireless connectivity, enabling hassle-free presentations without the need for cumbersome cables.

Moreover, the RMC-25key features built-in speakers, which while modest, provide adequate sound for small to medium-sized spaces. For larger venues, users can easily connect external audio systems through the audio-out port. The onboard menu system is user-friendly, allowing individuals to navigate settings and customize the projector's performance settings with ease.

In conclusion, the Optoma Technology RMC-25key is a highly functional and adaptable projector, perfect for education, business, and entertainment applications. With its impressive brightness, compact design, robust connectivity options, and the reliability of DLP technology, it represents an excellent investment for those seeking a reliable projection solution.
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