Screen won't turn on?

Probable cause:

1. No Battery or low battery

2.the firmware got damaged with frequent operations of abnormal shutdown.

3. Screen is broken

Suggestions & Solutions

1.     Please check whether if the battery set properly and can be work.

2.     Please try to upgrade it if there is firmware updating for your mod.

3.     Please mind that while replacing the batteries,to power off the mod firstly by menu.