Mv-4 94v-0 Boardview — E89382 Hannstar J
If found in older laptops like the Lenovo Y510, the board often includes:
The code is a UL (Underwriters Laboratories) file number. UL is a global safety certification organization. The number E89382 specifically traces back to HannStar Display Corporation . When you see this on a PCB, it certifies that the board has passed strict flammability and electrical safety tests. For repair technicians, this number confirms authenticity; counterfeit boards rarely have legitimate, traceable UL numbers. E89382 Hannstar J Mv-4 94v-0 Boardview
