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Question posted by sithanaathan on February 20th, 2015

How To Reset Bios Password Without Using Cd/drive. Noe Usb Ports Available

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Answer #1: Posted by TommyKervz on February 23rd, 2015 2:21 PM

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TommyKervz

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Follow the instructions on the link http://www.yumapk.com/how-to-get-rid-of-the-bios-password-on-acer-aspire-v5-431-987b4g50mabb.html

Hope that is helpful.
Kervz at www.satechhelp.co.za

Related Acer Aspire V5-431 Manual Pages

Acer V5-471 Notebook Service Guide - Page 6

...Flash Utilities 2-13 DOS Flash Utility 2-14 WinFlash Utility 2-14 Remove HDD/BIOS Password Utilities 2-15 Removing the HDD Password 2-15 Removing the BIOS Passwords 2-16 Clearing the BIOS Passwords 2-17 Using DMI Tools 2-18 LAN EEPROM Utility 2-18 CHAPTER 3 Machine Maintenance Machine Disassembly and Replacement 3-5 Recommended Equipment 3-5 Replacement Requirements 3-5 Pre-disassembly...

Acer V5-471 Notebook Service Guide - Page 8

...4-19 Undetermined Problems 4-19 Error Codes 4-20 BIOS Beep Codes 4-21 POST Codes 4-26 Component Codes 4-26 Progress Codes 4-31 CHAPTER 5 Jumper and Connector Locations Mainboard Layout 5-3 Clearing Password Check and BIOS Recovery 5-7 Clearing the BIOS Passwords 5-7 Performing a BIOS Recovery 5-8 CHAPTER 6 FRU List Aspire MS2360 6-4 Exploded Diagrams 6-4 Main Assembly 6-4 LCD Assembly...

Acer V5-471 Notebook Service Guide - Page 17

...Port (thru bundled Y Cable): Gigabit Ethernet, Wake-on-LAN ready Realtek RTL8411 EN controller Privacy Control 0 BIOS supervisor, user, and HDD passwords...hours for 0-99% capacity 3.5 to 4 hours for 0-100% (charge-in-use) ACPI 3.0-compliant power management system ENERGY STAR compliant Keyboard and ...

Acer V5-471 Notebook Service Guide - Page 18

...;Multi-gesture touchpad pointing device Touchpad lock hotkey Adjustable touchpad sensitivity function I/O Ports 0 Multi-in-1 card reader (SD/MMC) USB ports (2 x 2.0, 1 x 3.0) HDMI™ port with HDCP support Headphones/speaker/line-out jack without S/PDIF support Internal microphone...

Acer V5-471 Notebook Service Guide - Page 43

.../HM77 Express Chipset  USB 2.0 - Flashes amber when there is hard drive activity. Hardware Specifications and Configurations 1-33 USB Interface Item Controller Number and ...1 Left side Expansion Card Item Form factor Number of USB port EHCI Output current Specification  USB 2.0 / USB 3.0 - One (left side)  USB 3.0 - Integrated in low power state. AC adapter ...

Acer V5-471 Notebook Service Guide - Page 62

BIOS Setup Utility 2-3 Navigating the BIOS Utility 2-3 BIOS Menus 2-4 Main 2-6 Security 2-8 Boot 2-11 Exit 2-12 BIOS Flash Utilities 2-13 WinFlash Utility 2-14 Remove HDD/BIOS Password Utilities 2-15 Removing the HDD Password 2-15 Removing the BIOS Passwords 2-16 Clearing the BIOS Passwords 2-17 Using DMI Tools 2-18 LAN EEPROM Utility 2-18 2-2

Acer V5-471 Notebook Service Guide - Page 64

...Model name of the installed hard drive Serial number of the installed hard drive Model name of the installed optical device Current system BIOS version Current firmware version of the...summary of the computer 2-4 System Utilities BIOS Menus 0 This section describes the Phoenix SecureCore Tiano BIOS Setup Utility menu tabs. NOTE: NOTE: The screenshots used in this chapter are for reference only.

Acer V5-471 Notebook Service Guide - Page 68

... Password State Set Supervisor Password Set User Password Set HDD Password Password on Boot Description Supervisor password setting User password setting Hard drive password setting Option to set the supervisor password Option to set a user password Option to set the hard drive password Option to safeguard and protect the computer from unauthorized use. Figure 2-3. Resetting the BIOS password...

Acer V5-471 Notebook Service Guide - Page 69

...Type the current password in the Confirm New Password field and press Enter. + IMPORTANT: Use care when typing a password. Retype the password in the Enter Current Password field and press Enter. 3. Characters do not appear on Boot parameter. 5. Press to set the user or supervisor passwords. 1. Set Supervisor Password 2. Type a new password in the Enter New Password and Confirm New...

Acer V5-471 Notebook Service Guide - Page 71

Hard disk drive 2. External USB optical drive 6. External USB bootable device Press to select a device and press F5 or F6 to boot the operating system. Boot 0 Use this tab to set the preferred drive sequence in the following order: 1. Network boot 4. Optical disc drive 3. Figure 2-8. BIOS Boot System Utilities 2-11 By default, the computer searches for boot devices in...

Acer V5-471 Notebook Service Guide - Page 73

... as "XXXXXXX.FD". 2. Copy the "XXXXXXX.FD" file to finish loading BIOS Flash, do not boot system. Use the Flash utility to any USB port. 5. Insert the USB device containing the renamed BIOS file and the Crisis Recovery disk files to update the system BIOS Flash ROM. Perform the following conditions: New versions of system...

Acer V5-471 Notebook Service Guide - Page 74

Example: If using USB HDD to Update BIOS, move USB HDD to update BIOS. Figure 2-10. Insert the USB HDD and reboot computer. 4. Execute to position 1. Press F2 during boot to begin the update. 2-14 System Utilities WinFlash Utility 0 Perform the following to use the WinFlash Utility: 1. Click OK to enter Setup Menu. 2. BIOS Boot 3. Double click the WinFlash...

Acer V5-471 Notebook Service Guide - Page 75

... the command options. Press Enter to remove the HDD and BIOS passwords. Removing the HDD Password 0 NOTE: NOTE: If the incorrect HDD password is entered three times in a DOS environment. 2. Type the following command: A\> unlock6 XXXXX 00 Figure 2-12. Figure 2-13. Password Encoding System Utilities 2-15 Unlock Key Code 3. Password Error Status To reset the HDD password: 1.

Acer V5-471 Notebook Service Guide - Page 76

Reboot the computer. 7. Figure 2-14. Removing the BIOS Passwords 0 To clear a lost BIOS password (user or supervisor password), you need to short the clear password hardware gap (G2201) located on the mainboard. In the HDD password prompt, type the master password generated in step 5, then press Enter. Select option 2 (upper case ASCII code) and press Enter. 5. G2201 Hardware Gap...

Acer V5-471 Notebook Service Guide - Page 77

... and plug one end to access the Setup Utility. Press the button to short the two contacts on the computer. 7. If no password prompt appears, the BIOS passwords have been cleared. 10. Use an electrical conductivity tool to turn on the hardware gap together. 5. Press F10 to load the system defaults. 11. After the...

Acer V5-471 Notebook Service Guide - Page 78

... following steps to change the MAC address. Connect the USB HDD and reboot the computer. 6. At prompt type in the DMI pool for hardware management. BIOS Boot 5. Reboot when the process has completed. 2-18 System Utilities LAN EEPROM Utility 0 LAN EEPROM Utility enables to use the LAN EEPROM Utility: 1. At the command prompt...

Acer V5-471 Notebook Service Guide - Page 192

Mainboard Layout 5-3 Clearing Password Check and BIOS Recovery 5-7 Clearing the BIOS Passwords 5-7 Performing a BIOS Recovery 5-8 5-2

Acer V5-471 Notebook Service Guide - Page 197

.... If no password prompt appears, the BIOS passwords have been cleared. 10. Press F10 to save the changes you need to an electrical outlet. 6. While resting the tool on the hardware gap together. 5. Figure 2-5. If the DIMM2 slot is occupied, remove the installed DIMM module and locate the G2201 gap. 4. Use an electrical conductivity...

Acer V5-471 Notebook Service Guide - Page 198

... go into an available USB port. 3. Decompress the Crisis Package Source in the fs0: root directory. Note that can corrupt the BIOS code, which will be cleared during a BIOS flash procedure (e.g. The PFlash.efi and BIOS.cap files are in the USB flash drive's root directory. 7. Figure 5-6. a power outage) can be prepared in the USB flash drive will cause the...

Acer V5-471 Notebook Service Guide - Page 199

... the process is powered On during the BIOS recovery process. Disconnect the USB flash drive from the computer. 5. Jumper and Connector Locations 5-9 Shut down the BIOS failed-computer. 2. The BIOS recovery process begins. Perform a BIOS flash procedure to the computer. 3. The function hotkey sequence Fn+Esc is used to enable the BIOS recovery process when system is complete...