CMOS Jumper – Clearing BIOS Password Acer Aspire One 522


This section provides users with the SOP (standard operating procedure) for clearing the BIOS password check and recovering the BIOS for the Aspire One 522.

Clearing Password Check
Note : The following procedure is only for clearing BIOS Password (Supervisor Password and User Password).

Steps for Clearing BIOS Password Check
If a BIOS password (Supervisor Password and/or User Password) is set, the BIOS will prompt for the password at system POST or upon entering the BIOS setup menu.

Clear the password check with the following procedure:

  • Remove AC adapter.
  • Locate the RTC_RST point (A)

  • Short two points of jumpers
  • Plug in AC adapter.
  • Press Power button until BIOS POST is finished
  • Remove conductivity tool from RCT_RST point.
  • Restart the system and press F2 to enter BIOS Utility Setup menu.
  • If no password prompt is shown, BIOS password is cleared.
  • If password prompt is shown, repeat steps poin one through nine.may be useful : Rahmat Rijalun
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