Power on but no display on screen
Press trigger 3 times to see whether here is any reaction of the screen, if yes please turn off the stealth mode, if still no reaction of screen there must be something wrong with the mod
Unsensitive or Press “A” but display shows “B”
Try to update the mod: https://www.smoktech.com/faq-list?category_id=5 .For models without firmware please contact us.
Lines on screen
Lines across or vertical on the screen
Display things disordered
Display things disordered, dark screen