Appendix B Technical Information | Apple 20Display instruction

Appendix B

Technical Information

Picture tube

m20-inch (19.1-inch diagonal viewable image size) Trinitron CRT

mMultiple scan (30-82 kilohertz) (50-120 hertz)

mResolution range: 640 x 480 to 1280 x 1024

Screen

m0.26 millimeter (mm) pitch

mBonded glass panel with antiglare/antistatic multilayer coating

Input signals

mRed, green, and blue signals; separate sync, composite sync, and composite video

Power savings feature

mConforms to the Energy Star program of the United States Environmental Protection Agency

User controls

mPower-on switch

mAutomatic degauss at power-up; manual degauss by turning power switch off, then on (capable of full degauss after monitor is turned off for 20 minutes or more)

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Apple 20Display manual Appendix B Technical Information

Contents

Multiple Scan 20 Display Apple Computer, Inc Contents Using the Display Software Adjusting the Picture Technical Information Tips and Troubleshooting Vcci statement FCC statementRadio and television interference DOC statement Important safety instructions Setting Up What about electromagnetic emissions? Getting ready to set up Your Apple Multiple Scan 20 Display at a glance Lifting and positioning the monitor Choosing a good location for your monitor Shoulders relaxed Do you need a video card? Using more than one monitor Connecting the monitor to your computer Tighten the thumbscrews on the connection Connecting your keyboard to the monitor To turn on the monitor for the first time Turning the monitor on Disk’s icon appears on the desktop Installing the display software Installer screen appears Click the Install buttonRead the Welcome screen and click OK About the Control Strip Using the Display Software Working with the Control Strip Make the following choices in the control panel Changing screen resolutionWindow opens showing all the control panels Choose Control Panels from the Apple K menu Other things you can do with the Monitors control panel What happens after you turn on the energy saving feature Conserving energyClose the control panel Using Energy Saver with a screen saver Using ColorSync ColorSync control panel appears Click Set ProfileClick a monitor name to select it Control Strip control panel appears Configuring the Control StripShowing and hiding the Control Strip To show or hide the Control Strip, follow these steps To change the keyboard command, click Define hot key Box appearsPress the keys you want to use, then click OK Changing the font in Control Strip menus Reset button Adjusting the Picture Use this control Follow this step Making adjustments to the pictureAdjusting the brightness of the picture Adjusting the contrast of the picture Follow these steps Adjusting the center of the picture Adjusting the size of the picture Adjusting the rotation and color uniformity of the picture Adjusting the shape of the picture Adjusting the convergence of the picture Adjust the color temperature of the picture Selecting the color temperature Resetting brightness and contrast Resetting controls to original levels Resetting individual picture controls Resetting all picture controlsUse these controls Follow this step Care and cleaning Tips and Troubleshooting Troubleshooting To clean the screen of the monitorProtecting your monitor from theft Monitor’s power indicator light doesn’t come on Make sure that the power cord is plugged in properly Screen flickers Screen is dark or appears dim No colors appear on the screen Screen image is off centerScreen image is too large or too small Over time, you experience eyestrain You can’t control the sound volume of a CDYou don’t see the monitor resolution you want After many hours of use, the screen image appears dim After you change the screen resolution, icons move You see two resolution options labeled 640x870 75 Hz When you change resolutions, the monitor goes blankMonitor does not go to sleep Compatibility Appendix a Resolution Vertical refresh rate hertz Connecting the monitor to your IBM PC-compatible computer This adapter is shipped with your monitor Connect the PC adapter to the monitor cableTighten the thumbscrews on the monitor cable Using the monitor Appendix B Technical Information Approximately 66 pounds 30 kilograms Adjusted at the factory for the following standard modesFrequency 47-63 Hz Power Maximum Voltage Operating 10% to 80% Storage To 90% Shipping To 95% Tilt To + 15˚ Swivel range ± 45˚ minimum Pin miniature D-type connector Monitor cable specificationsPin Output signal Apple Computer, Inc