Display Installation Problems

3M Touch Systems, Inc. Proprietary Information

30	3M™ MicroTouch™ Display M1500SS User Guide

•Always dampen the cloth and then clean the sensor. Be sure to spray the cleaning liquid onto the cloth, not the sensor, so that drips do not seep inside the display or stain the bezel.

•Always handle the touch sensor with care. Do not pull on or stress cables.

Table 3. Installation Concerns

Problem	Possible Causes and Solutions
No image	Is the display receiving power?
displayed (blank	• Check that the computer’s power cable is connected properly and securely in a
screen)	grounded electrical outlet.
	• Check that the AC/DC power supply is firmly plugged into the display.
	• Check that the green light appears on the bezel indicating the display is
	powered on and receiving a signal.
	• Check that the AC/DC power supply cable is connected properly and securely
	to an electrical outlet. Check that the LED is showing green on the AC/DC
	power supply.
	• Try using another power cable.
	• Try using another electrical outlet.

Is the display receiving a valid video signal from the PC?

•Check that the computer is powered on.

•Check that the video cable is connected properly and securely to the display and the computer.

•Check that no pins are bent in the video cable connector.

•Check that the video card is firmly seated in the card slot in your computer.

•Check that the video input from the video card falls within the refresh rate of the display. Refer to Table 1 for details.

•Check that your computer is using a supported display mode. Refer to Table 1 for details.

Is the display in Power Management mode?

•Touch the sensor, press any key on the keyboard, or move the mouse to restore operation.

		Are the brightness and contrast settings too low?
		• Use the display controls to adjust these values.
	Abnormal image	• Check that the video input from the video card falls within the refresh rate of
		the display. Refer to Table 1 for details.
		• Check that the video cable is connected properly and securely to the display and
		the computer.
		• Perform an Auto Config.
	Colors of image	• Check that the video cable is connected properly and securely to the display and
	are abnormal	the computer.
		• Check that no pins are bent in the video cable connector.
	Disturbances on	• The video display adjustments are incorrect. Refer to Chapter 3 for adjusting
	the screen	procedures.

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3M™ MicroTouch™ Display M1500SS User Guide