Optoma Technology EP702 Problem Image is unstable or flickering, Problem Image is out of focus

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4.Follow above steps 1~2. Click on the “Advanced Properties ” button.

5.Select the “Change” button under the “Monitor” tab .

6.Click on “ Show all devices ”. Then select “ Standard monitor types ” under the

“ Manufactures ” box; choose the resolution mode you need under the “ Models” box.

7.Verify that the resolution setting of the monitor display is less than or equal to 800 x 600.

4If you are using a Notebook PC:

1.You are required to implement above steps of resolution setting of computer first.

2.Switch the Notebook PC display to the “external display only” or “CRT only” mode.

4If you are experiencing difficulty in changing resolutions or your monitor freezes, restart all the equipment and the projection display.

Problem: The screen of the Notebook or PowerBook computer is not displaying your presentation.

4If you are using Notebook PC:

Some Notebook PCs may deactivate their own computers’ screens when a second display device is in use. Each of them has different way to be reactivated. Refer to your computer’s documentation for detailed information.

4If you are using an Apple PowerBook:

In Control Panels, open the PowerBook Display to select Video Mirroring “On”.

Problem: Image is unstable or flickering

4Use “Tracking” to correct it.

4Change the monitor color setting from your computer.

Problem: Image has vertical flickering bar

4Use “Frequency” to make an adjustment.

4Check and reconfigure the display mode of your graphic card to make it compatible with the product.

Problem: Image is out of focus

4Adjust the Focus Ring on the projector lens.

4Make sure the projection screen is between the required distance 3.3ft.(1m)~ 33ft.(10m) from the projector.

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Contents Table of Contents Usage Notice PrecautionsIntroduction Product FeaturesPackage Overview Main Unit Product OverviewPanel Control Connection PortsRemote Control Connecting the Projector to Desktop Computer InstallationConnecting the Projector to Portable Computer If you use the video cable Connecting the Projector to Other Video SourcesIf you use the s-video cable Powering On the Projection Display Power On/Off the Projection DisplayPowering Off the Projection Display Adjusting the Projector Height Adjusting the Projected ImageAdjusting the Projector Focus Menu Power / StandbyReset User ControlsEnter VolumeZoom In Computer mode only Zoom Out Computer mode onlyOSD Menus 4Tracking 4Tint Video mode only4Color Video mode only 4Volume4Mono / Stereo / Stereo-enhance Video mode only4Treble 4Mute4Exit Menu 4Lamp Reset4Reset All 4Lamp WarningAppendices Problem No image appears on screenProblem Partial, scrolling or incorrectly displayed image Problem Image is out of focus Problem Image is unstable or flickeringProblem Image has vertical flickering bar Problem The screen is outstretched when displaying 169 DVD To replace the lamp module, reverse the previous steps Lamp Changing ProcedureSpecifications Compatibility Modes

EP702 specifications

Optoma Technology’s EP702 projector is an innovative solution designed for both business and educational environments. Recognized for its compact size and portability, the EP702 remains a preferred choice among professionals who require flexibility and high-quality performance in their presentations.

One of the standout features of the EP702 is its impressive brightness level. With a brightness rating of 2500 ANSI lumens, this projector ensures that images and presentations are vivid and clear, even in well-lit rooms. This makes it suitable for various environments, from classrooms to conference rooms. The high contrast ratio of 2000:1 further enhances image quality by providing deeper blacks and brighter whites, allowing for a more immersive viewing experience.

The EP702 utilizes DLP (Digital Light Processing) technology, which not only contributes to its compact design but also ensures excellent color accuracy and stability over time. This technology reduces the risk of color decay and image distortion, providing a consistently high-quality experience, whether you are displaying images, videos, or text.

Another significant characteristic of the EP702 is its versatility in connectivity options. It includes multiple input ports such as HDMI, VGA, and composite video, allowing users to easily connect various devices, including laptops, tablets, and DVD players. This versatility is crucial for users who need to switch between different devices during a presentation swiftly.

The EP702 is also designed with user convenience in mind. It features simple navigation controls and an intuitive interface, making it easy for users to set up and operate the projector without extensive technical knowledge. Additionally, it supports horizontal and vertical keystone correction, enabling users to adjust the image to a perfect rectangular shape even if the projector is positioned at an angle.

Moreover, the EP702’s lightweight design enhances its portability, making it ideal for traveling professionals and educators who frequently present on the go. Its quiet operation ensures that presentations can be delivered without distraction, further adding to the overall user experience.

In summary, the Optoma Technology EP702 projector combines brightness, portability, and advanced DLP technology, making it a reliable choice for anyone in need of a high-performance presentation tool. Its flexibility in connectivity, user-friendly interface, and excellent image quality significantly contribute to its reputation as a trusted projector in diverse settings.
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