The markings "94V-0" indicate a UL flammability standard for the PCB material. "E89382" is the UL registration number for HannStar, the Taiwanese manufacturer of the circuit boards for various computer brands. HSB J Mv-6 94v-0 E89382 Laptop - HP Support Community
Used as the main motherboard in some budget to mid-range configurations . --- Hsb J Mv-6 94v-0 E89382 Schematic Pdf
: This is a UL (Underwriters Laboratories) flammability rating, meaning the plastic on the board will self-extinguish within 10 seconds during a fire test. : The UL file number specifically assigned to The markings "94V-0" indicate a UL flammability standard