Elo TouchSystems 1225L, 1228L manual Appendices, Troubleshooting

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14Appendices

Troubleshooting

If you are experiencing trouble with the LCD display, refer to the following. If the problem persists, please contact your local dealer or our service center. Please refer to the back cover of this manual for the phone number of the Elo TouchSystems office nearest you.

Problem: No image appears on screen.

￿Check that all the I/O and power connectors are correctly and well connected as described in the “ Installation ” section.

￿Make sure the pins of the connectors are not crooked or broken.

Problem: Partial image or incorrectly displayed image.

￿Check to see if the resolution of your computer is higher than that of the LCD display.

￿Reconfigure the resolution of your computer to less than or equal to 800 x 600.

Problem: Image has vertical flickering line bars.

￿Use “ Frequency ” to make an adjustment.

￿Check and reconfigure the display mode of the vertical refresh rate of your graphic card to make it compatible with the LCD

display.

Problem: Image is unstable and flickering

￿Use “ Tracking ” to make an adjustment.

Problem: Image is scrolling

￿Make sure the VGA signal cable (or adapter) is well connected.

￿Check and reconfigure the display mode of the vertical refresh rate of your graphic card to make it compatible with the LCD display.

Problem: Touch doesn’t work

￿Make sure the touchscreen cable is securely attached at both ends.

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Contents Page Copyright 2001 Elo TouchSystems Inc. All Rights Reserved Table of Contents Usage Notice PrecautionsAbout the Product IntroductionPackage Overview Product Overview InstallationConnecting the Touchmonitor Figure Start Your InstallationPage Front Panel Controls User ControlsHow to Use the OSD Menus Tracking On-Screen Display MenusAuto-Adjustment Volume Appendices TroubleshootingNo Signal Product Dimensions Touchmonitor Specifications AccuTouch Touchmonitor Specifications Compatibility Modes Installing the Driver Software Installing the Touch Driver for MS-DOS and Windows Page Regulatory Information Page Warranty