Acer Aspire 4739 Acer Aspire 4339 4739 4739Z Notebook Series Service Guide - Page 74

Clearing BIOS Passwords 0 ! CAUTION: If Power-on Password authentication is enabled, the BIOS password can only be cleared by initiating the Crisis Disk Recovery procedure or flashing the BIOS. See Crisis Disk Recovery. This section provides details about removing HDD/BIOS passwords. Clear the BIOS Password as follows: NOTE: NOTE: If the BIOS password is incorrectly entered three times, an error is generated. (Figure 2-16) Figure 2-16. Password Error Status To reset the BIOS password, perform the following: 1. Press any key to exit the menu. 2. In DOS mode, execute ClearSuPw.exe. 76776356 Figure 2-17. Clear BIOS Password 2-18 System Utilities