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HP Probook 4540s BIOS Chip Replacement

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  • 1 × T8 Torx Security Bit Screwdriver
  • 1 × Phillips #0 Screwdriver
  • 1 × Phillips #1 Screwdriver
  • 1 × Soldering Iron
  • 1 × Hot Air Station
  • 1 × Spudger
  • 1 × Cotton Swab
  • 1 × Isopropyl Alcohol
  • 1 × BIOS CHIP - HP Probook 4540s (no password)
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