Maintenance
VR

1. Power on machine

2. Put down the front panel open, and take off the screws of backside cabinet

3. Insert the SD card into SD socket, and put back the front panel close,

then the screen will switch the pictures automatically.

4. After finish, the screen will get back to the “HOME” page

5. Check version number after upgrade, by press “DEVELOPER OPTION” and enter password 8864


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They are all manufactured according to the strictest international standards. Our products have received favor from both domestic and foreign markets.
They are now widely exporting to 200 countries.

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