The UL (Underwriters Laboratories) flame retardant rating. It certifies that the plastic materials will self-extinguish within 10 seconds during a fire test.

Because hundreds of different laptop motherboards bear the exact same HannStar safety stamps, you cannot rely on "E89382" to find the correct electrical pathing. Look elsewhere on the surface of the PCB for the actual engineering code:

Follow the glowing network from the DC input towards the LVDS connector. You will see a small component labeled F1 or PF1 . Click on it. The software gives coordinates (e.g., "B12"). Move your physical board to B12.

Hannstar J Mv4 94v0 E89382 Boardview Verified [repack] Jun 2026

The UL (Underwriters Laboratories) flame retardant rating. It certifies that the plastic materials will self-extinguish within 10 seconds during a fire test.

Because hundreds of different laptop motherboards bear the exact same HannStar safety stamps, you cannot rely on "E89382" to find the correct electrical pathing. Look elsewhere on the surface of the PCB for the actual engineering code: hannstar j mv4 94v0 e89382 boardview verified

Follow the glowing network from the DC input towards the LVDS connector. You will see a small component labeled F1 or PF1 . Click on it. The software gives coordinates (e.g., "B12"). Move your physical board to B12. The UL (Underwriters Laboratories) flame retardant rating

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