Display Troubleshooting

Troubleshooting

If you encounter problems with DTU-710 display, refer to the following tables. Your problem may be described here, and you can try the solution offered.

For additional information about color issues, refer to the documentation that came with your operating system or applications.

General Display Problems

Problem

Hint

●The following message appears ■ The input signal frequency is incorrectly set or not

brieﬂy on your display screen:	compatible with the DTU-710. Connect a different display
	and set the refresh rate (vertical frequency) to some value
	between 50 and 75 Hz. If your video card driver supports
	djustment of the horizontal frequency, make sure it is set to
	some value between 30 and 80 kHz.

■The resolution is set too high (1280 x 1024, maximum).

■The refresh rate is set too high (75 Hz maximum).

■Set the display properties to detect plug and play monitors.

●The following message ppears ■ Check the video cable for bent or broken connector pins.

brieﬂy on your display screen:

Then properly connect the video cable.

■Your computer may be in a power management mode. Touch the pen tip to the display screen, move the mouse, or depress any key on your keyboard.

■Verify that the graphics card is properly installed.

●The power LED is lit orange or ﬂashes orange and blue.

●The following message ppears ■ Check that your computer is turned on.

brieﬂy on your display screen: ■ Verify that you are using the video cable that came with

DTU-710.

■Check that the DTU-710 video cable is fully connected.

■Check the video cable and any video adaptors for bent or broken connector pins. Then properly connect the video cable and any necessary adaptors.