ViewSonic KU709 manual Uninstalling Keyboard Software, Troubleshooting, Cleaning Instructions

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Uninstalling Keyboard Software

To uninstall the keyboard software, click the Start button > select Programs > select ViewMate Slim Keyboard KU709> select Uninstall ViewMate Slim Keyboard KU7009. Follow the Uninstall instructions and select “Remove” to complete the uninstallation. Restart your system.

Troubleshooting

Function keys, or hot keys do not work properly

Check to see if there are other keyboard drivers install on your system. If so, then uninstall all keyboard drivers and re-install your ViewSonic ViewMate keyboard drivers.

Check to see if one of the LED lights is on. Press the corresponding key to turn that function off. For example, if the Undo key does not work and the Scoll LED light is on, press the Scoll Key. The Scroll Lock LED turns off and the Undo Key functions properly.

Other software applications do not install properly

Uninstall the keyboard drivers from your system. See the Uninstall keyboard software section above. To do this, right click on the keyboard icon in the tool bar and choose EXIT. Install the desired software application. Restart your sytem. For more information, see the Keyboard Functions diagram on page 5.

If a key malfunctions, please contact Customer Support. See the Customer Support table in this guide.

VCD or MPEG files do not display properly

VCD (video CD) titles or MPEG files need Media Player 7 installed on your system. Media Player 7 can be downloaded from the Microsoft Website.

Cleaning Instructions

To clean the keyboard

1Power-OFF the computer and turn the keyboard upside down.

2Use a vacuum cleaner with a brush attachment. Or, use a can or air to spray out any loose dirt. Do not spray liquid on the keyboard.

ViewSonic

ViewMate™ Slim Keyboard KU709

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Contents ViewMate Internet/Multimedia Slim Keyboard KU709 Contents Product Registration Package Contents Requirements Ergonomic Safety PrecautionsGetting Started Into your computer’s CD drive Quick SetupKeyboard Functions For more information, see Enhanced Function Keys More about the keyboardOther Information SpecificationsUninstalling Keyboard Software TroubleshootingCleaning Instructions = FAX Customer SupportLimited Warranty ViewSonic Corporation

KU709 specifications

The ViewSonic KU709 is a versatile, high-performance 4K UHD projector designed to meet the needs of home entertainment and professional presentations. One of its standout features is its impressive resolution of 3840 x 2160 pixels, delivering incredibly sharp and detailed images. This projector makes use of advanced DLP technology, ensuring vibrant colors and high contrast ratios that enhance the viewing experience.

One of the key characteristics of the KU709 is its brightness rating, which sits at an impressive 3500 ANSI lumens. This high brightness level makes it suitable for well-lit environments, allowing users to enjoy movies and presentations without worrying about ambient light interference. Coupled with a 15,000:1 contrast ratio, the KU709 excels in producing deep blacks and brilliant whites, enhancing the overall quality of video content.

The projector also incorporates the latest color technology, supporting HDR (High Dynamic Range) content. This feature allows for a wider range of colors and increased contrast, resulting in more lifelike and immersive images. Users can expect vivid visuals that pop, making it an excellent choice for cinematic experiences or high-end gaming.

The ViewSonic KU709 is equipped with various input options, including HDMI and USB-C ports, enabling seamless connectivity with different devices like laptops, gaming consoles, and streaming devices. Furthermore, it supports wireless screen mirroring, allowing users to present their content without the hassle of tangled wires.

In terms of installation and flexibility, the KU709 supports vertical lens shift and keystone correction, making it easier to project images in various environments and screen sizes. This functionality is particularly beneficial for users with unconventional room layouts.

The KU709 is also designed with durability in mind, boasting a lamp life of up to 20,000 hours in Eco mode, which significantly reduces maintenance costs and extends the lifespan of the projector. For those who value user-friendly features, the projector comes with an intuitive remote control and an easy-to-navigate interface.

Overall, the ViewSonic KU709 stands out as a feature-rich projector that combines high-resolution imaging, advanced connectivity options, and enhanced durability, making it an ideal choice for both home and professional use. Its balanced performance ensures that whether you're watching a movie, giving a presentation, or gaming, you'll experience exceptional quality and convenience.