TouchWare for Windows User's Guide - Touch Screens Inc.

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58 TouchWare for Windows User's Guideport. Ensure that all components are completely removed from the systemfiles. Refer to manufacturer’s documentation for additional help.To correct the communication settings, use the Windows Hardware ConflictTroubleshooter from Windows Help.Touchscreen Status LightsSome touchscreens have a light-emitting diode (LED) that indicates thestatus of the touchscreen unit and monitors several diagnostic features in theunit. Note that there is no LED on a TouchPen controller or any internallymounted controller.When you first power up a touchscreen monitor, the LED initially goesbright, then dim. When you touch the screen, the LED should brightenagain. If you are experiencing problems with the touchscreen, be sure tocheck the LED for status information.• If the LED remains bright when you are not touching the screen, there may be aproblem with your hardware.• If the LED remains dim when you touch the screen, there may be a problem withyour hardware.• If the LED continuously blinks, this is an indication that the power-on self-testfailed. A blinking status light usually indicates a problem with the controllerhardware, such as a RAM error, ROM error or NOVRAM error.• If the LED is not lit, power is not being supplied to the controller. If this is thecase:• Check your power connections.• Check that the monitor is turned on.• Check that the keyboard power tap (optional) is connected.• Check that the power supply unit (optional) is plugged in.Refer to your controller reference guide for more details. Contact TechnicalSupport for additional information.
Chapter 4 Troubleshooting the Touchscreen 59What to do if...Cursor does not display on screen after starting WindowsOn Windows 9X and Me systems, open the Cursor tab and make sure thatCursor Visibility is enabled. On Windows 2000 and NT 4.0 systems, checkthe Windows control panel Mouse properties page to make sure thatTouchscreen Hidden Cursors is not selected. Refer to page 25 for moreinformation.Cursor does not reach out to edges of screenTry calibrating the touchscreen. When calibrating the screen, be sure youtouch the center of each target firmly and precisely.You may also want to turn on the Edge Adjustment in the Cursor tab.Cursor is jitteryYou need to stabilize the cursor by adjusting the controller frequencysetting. Run the Stabilize Cursor option.Any time you adjust the frequency you should test how the touchscreen isworking and verify you are satisfied with the operation of the touchscreen.It is a good idea to calibrate the touchscreen again.Cursor jumps or bounces suddenly across screenYou are most likely touching the screen in more than one spot at the sametime. Be sure to point and touch with one finger only. Keep your otherfingers away from the touchscreen. Don’t rest your hand on the monitor orbezel while touching the screen.Drawing lines are not straight and smoothYou need to stabilize the cursor by adjusting the controller frequencysetting. Run the Stabilize Cursor option.Any time you adjust the frequency you should test how the touchscreen isworking and verify you are satisfied with the operation of the touchscreen.It is a good idea to calibrate the touchscreen again.
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TouchWare for WindowsUser’s Guide
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ContentsIntroductionAbout This Manu
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Contents 5Chapter 3ThruGlass Touchs
Page 7 and 8: IntroductionAbout This ManualThe Mi
Page 9: Introduction 9MicroTouch Worldwide
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Page 77 and 78: A p p e n d i x BMultiple USB Touch
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Page 83: Appendix B Multiple USB Touchscreen
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