Acer Aspire 4250 Notebook Service Manual
Page 65
... Press F10 to enter password, three attempts are not case sensitive and the length must be returned to Changing a Password. BIOS Security (Continued) Parameter Description Password on -Password authentication is required during system boot Option Disabled or Enabled ! NOTE: NOTE... IMPORTANT: Use care when typing a password. Characters do not appear on Boot must not exceed 12 alphanumeric characters (A-Z, a-z, 0-9). Resetting BIOS password may require computer be set user or supervisor passwords: 1. The Set Supervisor Password dialog box appears. Passwords are allowed before ...
... Press F10 to enter password, three attempts are not case sensitive and the length must be returned to Changing a Password. BIOS Security (Continued) Parameter Description Password on -Password authentication is required during system boot Option Disabled or Enabled ! NOTE: NOTE... IMPORTANT: Use care when typing a password. Characters do not appear on Boot must not exceed 12 alphanumeric characters (A-Z, a-z, 0-9). Resetting BIOS password may require computer be set user or supervisor passwords: 1. The Set Supervisor Password dialog box appears. Passwords are allowed before ...
Acer Aspire 4250 Notebook Service Manual
Page 74
... error is enabled, the BIOS password can only be cleared by initiating the Crisis Disk Recovery procedure or flashing the BIOS. Clearing BIOS Passwords 0 ! CAUTION: If Power-on Password authentication is generated. (Figure 2-16) Figure 2-16. In DOS mode, execute ClearSuPw.exe. 76776356 Figure 2-17. Password Error Status To reset the BIOS password, perform the...
... error is enabled, the BIOS password can only be cleared by initiating the Crisis Disk Recovery procedure or flashing the BIOS. Clearing BIOS Passwords 0 ! CAUTION: If Power-on Password authentication is generated. (Figure 2-16) Figure 2-16. In DOS mode, execute ClearSuPw.exe. 76776356 Figure 2-17. Password Error Status To reset the BIOS password, perform the...
Acer Aspire 4250 Notebook Service Manual
Page 77
Unlock Password Prompt 2. example here is the Unlock password error code; In DOS mode, execute UnlockHD.exe XXXXX (where XXXXX is 76776356). Figure 2-23. UnlockHD.exe 3. Enter the generated unlock password at the prompt. When the user keys in the wrong password three times, the system reports the error code: Figure 2-21. The exe will generate an unlock password (example here is 69654998). Enter Unlock Password System Utilities 2-21 Figure 2-22. Removing Insyde HDD Password 0 Clear the BIOS Password as follows: To reset the BIOS password, perform the following: 1.
Unlock Password Prompt 2. example here is the Unlock password error code; In DOS mode, execute UnlockHD.exe XXXXX (where XXXXX is 76776356). Figure 2-23. UnlockHD.exe 3. Enter the generated unlock password at the prompt. When the user keys in the wrong password three times, the system reports the error code: Figure 2-21. The exe will generate an unlock password (example here is 69654998). Enter Unlock Password System Utilities 2-21 Figure 2-22. Removing Insyde HDD Password 0 Clear the BIOS Password as follows: To reset the BIOS password, perform the following: 1.
Acer Aspire 4250 Notebook Service Manual
Page 147
... Code Description PEI_RECOVERY_LOAD_FILE_DONE PEI 87 Load Recovery Image completed PEI_RECOVERY_START_FLASH PEI 88 Start Flash BIOS with Recovery image PEI_ENTER_DXEIPL PEI 89 Loading BIOS image to initial Variable Service DXE_MTC_INIT DXE 4D MTC Initial DXE_CPU_INIT DXE 4E CPU ...Description DXE_TCGDXE* DXE 40 TPM initial in DXE DXE_SB_SPI_INIT* DXE 41 South bridge SPI initialization DXE_CF9_RESET* DXE 42 Setup Reset service DXE_SB_SERIAL_GPIO_INIT* DXE 43 South bridge Serial GPIO initialization DXE_SMMACCESS* DXE 44 Setup SMM ACCE SS service DXE_SIO_INIT* DXE...
... Code Description PEI_RECOVERY_LOAD_FILE_DONE PEI 87 Load Recovery Image completed PEI_RECOVERY_START_FLASH PEI 88 Start Flash BIOS with Recovery image PEI_ENTER_DXEIPL PEI 89 Loading BIOS image to initial Variable Service DXE_MTC_INIT DXE 4D MTC Initial DXE_CPU_INIT DXE 4E CPU ...Description DXE_TCGDXE* DXE 40 TPM initial in DXE DXE_SB_SPI_INIT* DXE 41 South bridge SPI initialization DXE_CF9_RESET* DXE 42 Setup Reset service DXE_SB_SERIAL_GPIO_INIT* DXE 43 South bridge Serial GPIO initialization DXE_SMMACCESS* DXE 44 Setup SMM ACCE SS service DXE_SIO_INIT* DXE...