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Troubleshooting
1. No display or sound
a. Check if the product is turned on properly.
b. Check if the adapter is properly connected to the power source.
c. Check if the power port on the back of the screen is properly connected.
d. Check if the four mounting screws on the power base are tightened.
2. Product suddenly turns off
a. Check if the battery is drained.
b. Check if the automatic shutdown function is activated on the set time.
c. If the battery overheats, the product automatically turns off to protect itself.
3. No signal from external HDMI
a. Restart the product and try again.
b. Reconnect the HDMI cable.
c. Restart the external device while the product is turned on.
4. Abnormal display
a. This screen contains millions of pixels. You may see tiny black dots and/or brightly
coloured dots at a size of 1 ppm on the screen. This does not indicate a malfunction
and does not affect the performance and reliability of the product. This phenomenon
also occurs in third-party products and is not subject to exchange or refund.
b. You may find different brightness and colour of the screen depending on your
viewing position. This phenomenon occurs due to the characteristic of the screen.
It is not related with the product performance, and it is not malfunction.
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