Acer Clearing BIOS Passwords for Laptops: User and Supervisor Password Reset Guide

Page 78

Clearing a BIOS Password

To clear a lost BIOS password (user or supervisor password) you need to short the G61hardware gap located near the HDD connector.

H/W Gap

Default Setting

Function

 

 

 

G61

Open (normal)

Short to clear the user and supervisor passwords.

 

 

 

To clear a BIOS password:

1.Turn off the computer and unplug all the peripherals connected to it.

2.Unplug the power cord from the computer.

3.Remove the battery pack according to the instructions described on page 28.

4.Remove the lower case cover according to the instructions described on page 29.

5.Remove the HDD module according to the instructions described on page 31.

6.Locate the G61 gap. It is near the processor socket.

7.Use an electrical conductivity tool to short the two contacts on the hardware gap together.

8.While resting the tool on the two contacts, plug one end of the AC adapter into the DC-in jack and plug one end to an electrical outlet.

9.Press the button to turn on the system.

10.After the BIOS POST, remove the tool from the hardware gap.

11.Reinstall the HDD module, battery pack, and the lower case cover.

12.Turn on the computer and press F2 during bootup to access the Setup Utility.

13.Press F9 to load the system defaults.

14.Press F10 to save the changes you made and close the Setup Utility.

70

Acer Aspire 4732Z/4332 Service Guide

Image 78
Contents Acer Aspire 4732Z/4332 Date Chapter Updates Revision HistoryCopyright Conventions Service Guide Coverage Acer Aspire 4732Z/4332 Service Guide Table of Contents Chapter Field Replaceable Unit FRU List Features HardwareComponent Description Keyboard and Pointing Device LED Indicators and ButtonsDisplay and Camera SoftwareErgonomics and Security Environmental RequirementsSystem Tour Top ViewIcon Component Function Closed Front View HotkeysHotkey Icon Function Description Rear View Left ViewComponent Function Right View Base ViewSpecifications SpecificationVideo Audio Wireless LANBluetooth EthernetSystem Memory Memory ModuleElpida Hynix Micron Nanya Samsung Hard Disk Drive GB HDDMK5055GSX WD5000BEVT Specification Brand Delta Hipro Lite-On Optical Disc DriveAcpi mode Description ADP-65JH DB aPhoenix SecureCore Setup Utility System UtilitiesAccessing the Setup Utility KBCNavigating through the Setup Utility Setup Utility MenusKey Function Information Field DescriptionMain EnabledDisabled Field Description ValueSecurity Field Description ValueSetting a system password Resetting a system password Boot IDE0Exit Field DescriptionEquivalent Torque Values Disassembly ToolsStages of the Disassembly Process Kgf-cm In-lbPre-disassembly Procedure System Screw ListCode Part Number Type Color External Modules Disassembly External Modules Disassembly FlowchartRemoving the Battery Pack Removing the xD Dummy CardRemoving the Lower Case Cover Type Quantity Color Torque Part NumberRemoving the Memory Modules Removing the Hard Disk Drive Removing the Wlan Module Type Quantity Color Torque Part Number Removing the Optical Disc Drive Remove the screw securing the ODD bracket Main Unit Disassembly Main Unit Disassembly FlowchartRemoving the Middle Cover Removing the KeyboardRemoving the LCD Module Page Type Quantity Color Torque Part Number Removing the Upper Case M2 x L4 Black Kgf-cm 86.00E13.524 Removing the Speakers Removing the Power Board Removing the Touchpad Board Acer Aspire 4732Z/4332 Service Guide Removing the Heat Sink Fan HSF Assembly Removing the MainboardRemoving the Processor Acer Aspire 4732Z/4332 Service Guide LCD Module Disassembly LCD Module Disassembly FlowchartRemoving the LCD Bezel Removing the Lid Magnet Removing the LCD Panel Removing the LCD-CCD Coaxial Cable Removing the LCD Panel Brackets Removing the Wlan AntennasRemoving the CCD Board Post Error Indicators Post Error MessagesError Messages Check or do the following in sequence Post Post Beep Codes Code Beeps Post Routine DescriptionCode Beeps Post Routine Description Code Beeps Post Routine Description Bios Beep Codes for Boot Block in Flash ROM Code Beeps For Boot Block in Flash ROMExternal CD/DVD-ROM Drive Check Troubleshooting ProcedureSystem Check Procedures Keyboard or Auxiliary Input Device CheckPower System Check Memory CheckIntermittent Problems Undetermined ProblemsTouchpad Check Acer Aspire 4732Z/4332 Service Guide Block Diagram System ArchitectureMainboard Layout Code ComponentBottom View Clearing a Bios Password To clear a Bios passwordBios Recovery Creating the Bios Crisis Recovery DiskUnlocking the HDD Performing a Bios Recovery Field Replaceable Unit FRU List Acer Aspire 4732Z/4332 Exploded Diagram Component Part Name Part Number Continuation HDD 160GB 5400RPM Sata Seagate ST9160310AS F Category Part Name Part Number Power cordAcer Aspire 4732Z/4332 FRU List AdapterBattery pack BoardsCase/cover/bracket assembly CablesLED LCD Cover 14 IMR Blue W/ANTENNA*2 Heat sink fan assembly Memory moduleProcessor DVD-RW drive Hard disk driveKeyboard Category Part Name Part Number Model Definition and Configurations Compatible Device Display Port TestUSB Port Test Wlan Access Point Test Line-out Jack TestMemory Card Test MMC, SD, xD, MS, MS Pro Compatible Software Online Support Information Index Components list 78 exploded view Connector Sleep mode Description 14 hotkey Software specifications