ThinkPad T490, T590, P53s, P43s BIOS FT490/FT492/FT590/FT591 NM-B901

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ThinkPad T490, T590, P53s, P43s BIOS N2IET29W
Supported Systems
FT490/ FT492/FT590/FT591 NM-B901
  • ThinkPad T490 (Type 20N2, 20N3)
  • ThinkPad T490 Type 20Q9, 20QH)
  • ThinkPad T590 (Type 20N4, 20N5)
  • ThinkPad P53s (Type 20N6, 20N7)
  • ThinkPad P43s (Type 20RH, 20RJ)
 

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mek007

Member (✔)
I now have 6 t490s motherboards with no sound. 1is intermittent is there a chance this is a bios issue?
 
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