is an internal designators used by HannStar to denote the specific composite material blend (usually standard FR-4 fiberglass) and layering configuration used to build the bare PCB substrate.
The text printed on your motherboard is not actually a specific part number. Instead, it represents manufacturing safety and material standards.
: Always use an anti-static wrist strap to prevent damaging the sensitive CMOS components. Cleanliness 99% Isopropyl Alcohol
The E89382 code is a specific UL file number assigned to Hannstar Display Corp, confirming that the board meets international quality and safety benchmarks. The Importance of a Boardview File E89382 Hannstar J Mv-4 94v-0 Boardview --39-LINK--39-
: Useful for finding BIOS and Boardview combinations.
rating indicates the board's flammability standard (UL 94), signifying it is fire-retardant. Common Specs (e.g., Lenovo Y510 Processor Support : Intel Core 2 Duo (Socket P, 478 pins).
This is a massive Taiwanese electronics manufacturer. They produce raw printed circuit boards (PCBs) and displays for dozens of major brands, including ASUS, Acer, HP, Dell, and Toshiba. is an internal designators used by HannStar to
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The string of text on the PCB does not actually represent a single specific device model. Instead, it consists of safety certifications, manufacturing standards, and the factory origin. : Always use an anti-static wrist strap to
This motherboard formed the backbone of many popular laptops from the early to mid-2010s. The same basic HannStar platform could be found powering a , a MSI GE70 , or an Acer Aspire series, each with slight variations in firmware and components.
: A very common cause of a "dead" laptop (no power, no LEDs) is a short or failure in the power input circuitry, specifically after a DC jack repair. For example, if polarity is reversed during repair, it can damage components. Here are the recommended steps you can take:
Audio failures on this board are common due to jack damage. The boardview correctly identifies the audio chip location (usually Realtek) and the output coupling capacitors, making it easy to diagnose "no sound" or "headphone jack not detected" issues.