Voltage, Frequency 47-63 Hz Power Maximum | Apple 20Display specification

mControl buttons: Reset (>), Control (j), x, Brightness (¤), Contrast (O)

mAdditional picture controls available using the x button: horizontal and vertical shift, horizontal and vertical size, rotation and color uniformity, horizontal and vertical convergence, and color temperature

Active video image area

mAdjusted at the factory for the following standard modes:

Mode	Resolution	Vertical refresh rate	Horizontal scan rate
		(hertz)	(kilohertz)
VGA	640 x 480	59.95	31.47
Macintosh	640 x 480	66.7	35.0
VESA	640 x 480	75	37.5
VESA	800 x 600	75	46.9
Macintosh	832 x 624	75	49.73
Macintosh	1024 x 768	74.93	60.24
VESA	1024 x 768	75	60.02
Macintosh	1152 x 870	75	68.7
VESA	1280 x 1024	75	79.98

Input electrical requirements

m	Voltage	90-132, 198-260 V
m	Frequency	47-63 Hz
m	Power	165 W maximum

Weight

mApproximately 66 pounds (30 kilograms)

Dimensions
m	Height	474 mm ± 5 mm
m	Width	474 mm ± 5 mm
m	Depth	501.5 mm ± 5 mm

46Appendix B

Image 52

Apple 20Display manual Adjusted at the factory for the following standard modes, Voltage, Frequency 47-63 Hz Power Maximum

Contents

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