Troubleshooting - TRIUMPH BOARD UHD Series User Manual

11. Troubleshooting

Board fails to work normally
Remote control failure
Device automatically
shuts down
PC module
Signal out of range
Image lack of color, color
is incorrect
Touch Function
Touch function invalid
Touch positioning not
correct
1. Check whether there are other objects between remote control and
television remote control receiving window, blocking signal transmission
and thus, leading to failure of remote control.
2. Check whether the battery terminal in the remote control is correctly
connected.
3. Check whether remote control needs battery replacement.
1. Check whether the No signal auto shutdown is set or not.
2. Check whether there has been a sudden power outage.
3. Check whether there is no automatic shutdown.
Check whether display is set correctly.
1.
2. Check whether resolution is the best resolution.
3. Adjust line and field synchronization in menu.
1. Check whether video cable is possibly not securely connected or has a quality
problem.
2. Adjust color and brightness or contrast in menu.
1. Check whether touch driver is installed and running.
2. Check whether the size of article touched is comparable with finger.
1. Check whether driver is properly installed and make correction.
2. Check whether touch using finger or stylus is facing the screen.
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