Jumper Settings/Clear Bios Password Procedures, PJ1 | Acer 3050

11	U22	South Bridge SB460	24	PJ1	Battery Connector
12	CN19	PCMCIA Connector	25	SW11	Wireless Switch
13	CN13	ODD Connector	26	SW12	Bluetooth Switch

Jumper Settings/Clear BIOS Password Procedures

1.Please see the bottom side of the main board.

2.Find G1 jumper and short the jumper to clear BIOS password.

G1: CMOS clear Jumper

6

Chapter 1

Image 14

Acer 3050 manual Jumper Settings/Clear Bios Password Procedures, U22 South Bridge SB460, PJ1

Contents

Aspire 5050/3050 Series Service Guide Revision History Copyright III Procedures Gives precautionary measures toProblems Following conventions are used in this manual Preface Page Table of Contents Chapter Troubleshooting Viii Features Chapter Ports AudioCommunication Environment System Block Diagram ZR3 Board Layout Top View Bottom View PJ1 Jumper Settings/Clear Bios Password ProceduresU22 South Bridge SB460 Your Acer Notebook tour Front View Latch Locks and release the lid Power indicator Closed Front View Left View Right View DVDs slot-load or tray-load Rear PanelOptical drive Depending on model Bottom Panel IndicatorsComputer has four easy-to-read status indicators Chapter Memory Easy-Launch Buttons HDD Touchpad Basics Chapter Windows Keys Using the KeyboardLock Keys and embedded numeric keypad Caps Lock Hot Keys Ion key Context menu Special Key Euro symbol US dollar sign Acer ePower Management Acer Empowering TechnologyEmpowering Technology password Battery status Acer ePresentation Management Acer eDataSecurity Management for selected models Chapter Acer eLock Management Acer eRecovery Management Acer eSettings Management Acer ePerformance Management Lens Acer OrbiCamGetting to know your Acer OrbiCam Resolution Changing the Acer OrbiCam settingsPower indicator Rubber grip selected models only Launching the Acer OrbiCamPage Using the Acer OrbiCam as webcam Capturing photos or videos Using the System Utilities Acer GridVista dual-display compatible Launch Manager ATI RS485+ATI SB460 Hardware Specifications and ConfigurationsProcessor CPU Fan True Value Table Second Level Cache System Memory LAN Interface Memory Combinations0MB Modem Interface Hard Disk Drive Interface Bluetooth InterfaceWireless Module 802.11b/g 2MB Combo Drive InterfaceVendor & model name Reads data in DVD-ROM DVD-Super Multi Interface Video Memory Audio InterfaceVideo Interface USB Port Keyboard BatterySystem Board Major Chips LP141WX1-TLA1 LCD 14.1 inchLG LPL LP141WX1-TLA2 AC Adaptor System Power ManagementLCD Inverter Bios Setup Utility System Utilities Navigating the Bios Utility Information ← → Select Menu Enter Select 4Sub-Menu F10 Save and Exit Parameter Description Security Boot Exit Main Parameter Description Format/Option Boot Exit Security Setting a Password Clear or Set Removing a Password Changing a Password Chapter Boot CD-ROM Pioneer DVD-RW DVR-K17RS- PM Exit Table below describes the parameters in this screen Bios Flash Utility Remove HDD Password Remove HDD/BIOS UtilityThis section provide you with removing HDD/BIOS method Remove Bios Password Key in biospw 14452 Choose one upper-case string Chapter Chapter Machine Disassembly and Replacement General Information Before You Begin Disassembly Procedure Flowchart Screw List Description Part Number Removing the Battery Pack Removing the Memory/the Wireless LAN Card/the Modem Board Removing the HDD Module Removing the ODD Module Removing the LCD Module including Keyboard Chapter Disconnect the Bluetooth cable from the main board Chapter Disassembling the Upper Case AssemblyDisassembling the Lower Case Assembly Disassembling the Main Uint Chapter Chapter Disassembling the LCD Module with video camera Page Disassembling the ODD Module Disassembling the External ModulesDisassembling the HDD Module Troubleshooting Symptoms Verified Go To External CD-ROM Drive Check System Check ProceduresExternal Diskette Drive Check Keyboard or Auxiliary Input Device Check Power System Check Memory check Check the Power Adapter Check the Battery Pack Touchpad Check Power-On Self-Test Post Error Message Error Message List Error Messages FRU/Action in Sequence Index of Error MessagesError Code List Error Codes Error Messages Bios ROM CPU ID Dimm Bios ROMCmos Dimm LCD Post Phoenix Bios Beep Codes Code Beeps Post Routine Description Setup Code Beeps Post Routine Description Code Beeps Code Beeps Power-Related Symptoms Symptom / Error Action in Sequence Index of Symptom-to-FRU Error MessageLCD-Related Symptoms Symptom / Error Action in Sequence Speaker-Related Symptoms Symptom / Error Action in Sequence PCMCIA-Related Symptoms Symptom / Error Action in SequenceMemory-Related Symptoms Symptom / Error Action in Sequence Symptom / Error Action in SequencePage Modem-Related Symptoms Symptom / Error Action in Sequence Intermittent Problems Undetermined Problems CN4,5,28 In-1 Card Reader Connector Chapter Top View CRT Connector CN22 Internal Speaker Connector U16 Bottom View Jumper Settings/Clear Bios Password Procedures Chapter FRU Field Replaceable Unit List Aspire 5050/3050 Exploded Diagram Aspire 5050/3050 FRU List Category Part Name and Description Acer Part No Not contain the black mylar as Image shows Lowercase W/SPEAKER Combo Module Optical Bezel Gbase for Dual HDD 60GB Seagate ST96812A H3M06 Portuga Keyboard 88KEY Darfon NSK AEK0D Danish Keyboard 89KEY Darfon NSK Wireless Antenna LEFT/RIGHT Glare LCD Screw Rubber LCD Appendix a 112 Appendix aAspire 5050 Series Appendix a Appendix a 114 115 Appendix a 116 117 Appendix a 118 119 Appendix a 120 121 Appendix a 122 123 Appendix a 124 125 Appendix a 126 127 Appendix a 128 129 Appendix a 130 131 Appendix a 132 133 Aspire 3050 Series Appendix a 134 135 Appendix a 136 137 Appendix a 138 Test Compatible Components Appendix B Microsoft Windows XP Pro Environment Test CRT Port Test Appendix B 141 USB 2.0-HUB Microsoft Windows XP Home Environment Test Appendix B 143 144 Online Support Information Appendix C 146 Index Index Index 149