: This is a UL (Underwriters Laboratories) flammability rating, indicating that the plastic material used in the PCB will self-extinguish within a specific timeframe during a fire test.
While the markings are generic, they are frequently found in laptops from the late 2000s and early 2010s, including: : Models like the K51 , K61 , X50GL , and X450WE .
: Specifically the IdeaPad Y510 and some older ThinkPad variants. Toshiba : Models such as the Satellite C670 . Hannstar J Mv-4 94v-0 E89382 Boardview-
: This is the UL File Number assigned to HannStar, used for regulatory tracking and safety certification.
: Refers to HannStar Display Corporation , the manufacturer of the raw PCB (printed circuit board). : This is a UL (Underwriters Laboratories) flammability
Because these markings appear on hundreds of different motherboard models from various brands, searching for a "Hannstar J MV-4 E89382 Boardview" often yields generic results. To find the correct file, you must identify the (e.g., Quanta ZR1 , Compal LA-XXXXP , or ASUS X50GL ). Common Devices Using This PCB
For laptop repair technicians and hardware enthusiasts, encountering the marking is common, but it can be confusing. To effectively repair or troubleshoot a motherboard with these markings, it is essential to understand what they represent and how to find the correct technical documentation, such as a Boardview or Schematic . Deciphering the Markings Toshiba : Models such as the Satellite C670
Understanding the Hannstar J MV-4 94V-0 E89382: Repair and Boardview Guide
Depending on the specific laptop platform, a motherboard with these HannStar markings typically supports:
Only words with 2 or more characters are accepted
Max 200 chars total
Space is used to split words, "" can be used to search for a whole string (not indexed search then)
AND, OR and NOT are prefix words, overruling the default operator
+/|/- equals AND, OR and NOT as operators.
All search words are converted to lowercase.