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HD225
HDTV Projector
Users Manual v1.1
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2 FCC Warning Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guara
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3 TABLE OF CONTENTS Introduction 5 Positioning the projector 6 Video connections 7 Connecting a video device 7 Displaying a video image 9 Connecting a computer 10 Shutting down the projector 11 Troubleshooting your setup 11 Using the keypad buttons 15 Using the remote control 15 Using the audio 16 Customizing the projector 16 Optimizing video images 17 Using the menus 17 Picture menu 18 Settings menu 21 Maintenance 23 Cleaning the lens 23 Replac
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4 Important Operating Considerations for Safety • Place the projector in a horizontal position with no greater than 8-degrees forward or backwards tilt. • Locate the projector in a well-ventilated area without any obstructions to intake or exhaust vents. Do not place the projector on a tablecloth or other soft covering that may block the vents. • Locate the projector at least 4' (1.2 m) away from any heating or cooling vents. • Use only Knoll-approved ceiling mounts. The m
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5 Introduction Your new Knoll HD225 projector from Knoll Systems is specifically designed for home cinema applications. It has native 1280x720 resolution. The projector is easy to connect, easy-to- use, and easy to maintain. *The lens cap tether ships in the Documentation Pack. Attach it to the lens cap and the projector if desired. Connector Panel The projector provides two computer and four video connectors: • one M1-D/A (HD, DVI, and c
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6 A 3.5mm mini-jack trigger provides 12- volt current. This provides a constant output while the projector is on. For example, if you connect your projection screen to the trigger, when you turn on the projector the screen will move down; when you turn the projector off, the screen will return to the storage position. You must turn the trigger on in the System menu, see page 21. Positioning the projector There are a number of factors to consider when determining where to
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7 Video connections You can connect VCRs, DVD players, camcorders, digital cameras, video games, HDTV receivers, and TV tuners to the projector. (You cannot directly connect the coaxial cable that enters your house from a cable or satellite company; the signal must pass through a tuner first. Examples of tuners are digital cable boxes, VCRs, digital video recorders, and satellite TV boxes. Basically, any device that can change channels is considered a tuner.) If there is
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8 Connecting a video device If your video device has more than one output, select the highest quality one. DVI video has the best quality, followed by component video, S-video, and then composite video. If the video device uses component cable connectors, plug the cable’s green connectors into the green component- out connector on the video device and into the green component connector (labeled “Y” Component 3) on the projector. Plug the component cable’s blue connectors into the blue
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9 Displaying a video image Remove the lens cap. Press the Power button on the top of the projector or the remote. The fans start to run. When the lamp comes on, the startup screen is displayed. It can take a minute for the image to achieve full brightness. ? No startup screen? Get help on page 11. Plug in and turn on the video device. The video device’s image should appear on the projection screen. If it doesn’t, press the Source button on the keypad or remote
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10 If the image is not square, adjust the vertical keystone using the buttons on the keypad. Press the upper Keystone button to reduce the upper part of the image, and press the lower Keystone button to reduce the lower part. You can also adjust the horizontal keystone via the menus, or set the projector to automatically adjust the vertical keystone. See page 17 . Adjust the volume in the Audio menu. Adjust the Contrast, Brightness, Color, or Tint in the Picture
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11 Shutting down the projector The projector automatically blanks the screen after no active source is detected for 30 minutes. This blank screen helps preserve the life of the projector. The image returns when an active source is detected or a remote or keypad button is pressed. Screen Save You can make the blank screen appear after five minutes by turning on Screen Save in the Settings>System menu. See page 22. There are six time options for the Screen Save feature.
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14 Still having problems? If you still need assistance, visit our website or call us. See the inside of the back cover for support contact information. This product is backed by a limited warranty. When sending the projector in for repair, we recommend shipping the unit in its original packing material, or having a professional packaging company pack the unit. Please insure your shipment for its full value.
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15 Using the keypad buttons Most buttons are described in detail in other sections, but here is an overview of their functions: power–turns the projector on (page 9) and off (page 11). menu–opens the on-screen menus (page 17). select–confirms choices made in the menus (page 17). up/down arrows–navigates to and adjusts settings in the menus (page 17). auto image–resets the projector to the source. presets–cycles through the available preset settings (page 19). keystone–verti
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16 • Source buttons to switch among sources (to assign a particular source to a source button, see page 21) and a source toggle • Resize button to change the Aspect Ratio (see page 18) • Auto Image button to resynchronize the projector to the source • Preset button to restore stored settings (see page 19) • Overscan button to remove noise in a video image (page 19) Troubleshooting the remote • Make sure the batteries are installed in the proper orientation and are not dead. •
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17 Optimizing video images After the video device is connected properly and the image is on the screen, you can optimize the image using the onscreen menus. For general information on using the menus, see page 17. • Adjust the Keystone, Contrast, Brightness, Color, or Tint in the Picture menu. See page 18. • Change the Aspect ratio. Aspect ratio is the ratio of the image width to image height. TV screens are usually 1.33:1, also known as 4:3. HDTV and most DVDs are 1.78:1, or 16:9.
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18 Picture menu To adjust the following six settings, highlight the setting, press Select, use the up and down arrows to adjust the values, then press select to confirm the changes. Vertical Keystone: adjusts the image vertically and makes a squarer image. You can also adjust vertical keystone from the keypad. If you want the projector to automatically adjust the vertical keystone, check the Auto Vertical check box. Horizontal Keystone: adjusts the image horizontally and
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19 4:3: resizes the image from its original version to fit a standard 4:3 aspect ratio screen. If you have a 4:3 source on a 16:9 screen, the image is placed in a 16:9 space, so black bars appear at the sides of the image. Letterbox text: preserves the 16:9 aspect ratio and maximizes readability of the text. Letterbox: preserves the 16:9 aspect ratio. If you have a 16:9 source and screen, the image fills the screen. If your source is letterboxed, the image is expan
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20 Overscan: (video sources only) removes noise around the video image. Advanced settings Sharpness: (video sources only) changes the clarity of the edges of a video image. Select a sharpness setting. Color Space: This option applies to computer sources. It allows you to select a color space that has been specifically tuned for the video input. When Auto is selected, the projector automatically determines the standard. To choose a different setting,
