Common Problems, Symptoms Verified Go To | Acer NU.SH3AA.007

Chapter 4

Troubleshooting

Common Problems

Use the following procedure as a guide for computer problems.

NOTE: The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses.

1.Obtain the failing symptoms in as much detail as possible.

2.Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeating the same operation.

3.Use the following table with the verified symptom to determine which page to go to.

Symptoms (Verified)	Go To

Power On Issue	Page 80
No Display Issue	Page 81

LCD Failure	Page 84

Internal Keyboard Failure	Page 84

TouchPad Failure	Page 85

Internal Speaker Failure	Page 85

Internal Microphone Failure	Page 87

Rightside USB Failure	Page 89

Power Button Failure	Page 89

Other Functions Failure	Page 90

Intermittent Failures	Page 91

Undermined Failures	Page 91

4.If the Issue is still not resolved, see “Online Support Information” on page 161.

Chapter 4

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Acer NU.SH3AA.007 manual Common Problems, Symptoms Verified Go To

Contents

Aspire one Series Service Guide Revision History III Copyright Problems Gives precautionary measures toProcedures Following conventions are used in this manual Preface Page Table of Contents Viii Troubleshooting Table of Contents Table of Contents Chapter Features Privacy control Power subsystemSpecial keys and controls Interface System Block Diagram Icon Description Your Acer Notebook tourFront View Left View Closed Front View Rear View Right View Bottom View IndicatorsCasing unhindered HDD Function Left Button Right Button Main TouchPad TouchPad Basics Lock Keys and embedded numeric keypad Using the Keyboard Hotkey Icon Function Description Hot Keys US dollar sign Euro symbolSpecial Key Processor Specification Hardware Specifications and ConfigurationsSystem Controller Specification DMI Crystal and Oscillator Specification System Clock SpecificationSystem Memory Specification System Storage Specification Thermal Sensor Control Specification Hard Disk Drive Interface Specification LCD Specification LAN Interface Specification Audio Codec and Amplifier SpecificationKeyboard Specification Mini Card Specification 3G Card Specification Camera SpecificationWireless LAN Specification Battery Specification Chapter Navigating the Bios Utility Bios Setup Utility Parameter Description Information Parameter Description Format/Option Main Enabled or User Password Is Shows the setting of the user passwordSecurity Parameter Description Option Removing a Password Setting a Password Changing a Password USB Cdrom Boot Table below describes the parameters in this screen Exit Bios Flash Utility Chapter Remove HDD Password Remove HDD/BIOS UtilityThis section provide you with removing HDD/BIOS method Remove Bios Password Key in biospw 14452 Chapter Chapter Related Information Disassembly Requirements Disassembly Process Pre-disassembly InstructionsGeneral Information Main Screw List Quantity Part Number Screw List Step Quantity Color External Module Disassembly ProcessExternal Modules Disassembly Flowchart Removing the Battery Pack Removing the 3G Cover Removing the Keyboard Step Size Quantity Screw Type Removing the Upper and Lower Covers Step Size Quantity Screw Type Upper Cover M2*5 NL Remove the five 5 securing screws LCD Module Disassembly Process Removing the LCD Module Step Size Quantity Screw Type LCD Module M2*5 NL Remove the four securing screws from the hinges Step Size Quantity Screw Type LCD Bezel M2*5 NL Removing the LCD Bezel Removing the Camera Board Removing the MIC Board Step Size Quantity Screw Type LCD Panel M2*4 NL Removing the LCD Panel Removing the LCD Brackets and FPC Cable Step Size Quantity Screw Type LCD Brackets M2*3 NL Wlan Main Unit Disassembly Process Step Size Quantity Screw Type Wlan Module M2*3 NL Removing the Wlan Module M2*3 NL USB/LED/Power Board Removing the USB/LED/Power/Card Reader BoardHDD SKU SDD SKU Disconnect the cable and remove the board Removing the SSD Module Remove the SSD module Remove the two securing screwsStep Size Quantity Screw Type SSD Module M2*3 NL Step Size Quantity Screw Type Mainboard M2*3 NL Removing the Mainboard Grip the mainboard and remove Removing the Speaker Module Remove the Speaker Module from the upper cover Chapter Remove the four 4 securing screws 2 on each sideStep Size Quantity Screw Type Speaker Module M2*3 NL Hold the carrier and slide the HDD away from the mainboard Removing the Hard Disk Drive ModuleStep Size Quantity Screw Type HDD Module M2.5*4 NL Turn the HDD on its side and pull the carrier away Chapter Step Size Quantity Screw Type HDD Carrier M3*3.5 NL Removing the Dimm Module Step Size Quantity Screw Type Thermal Module M2*3NL Removing the Thermal Module Remove the thermal module Replacing the LCD Brackets and FPC Cable LCD Module Reassembly Procedure Replace the five securing screws as shown Replacing the LCD Panel Replace the camera board in to the case Replacing the Mic BoardReplacing the Camera Board Replacing the LCD Bezel Replacing the Dimm Module Main Module Reassembly ProcedureReplacing the Thermal Module Replacing the Speaker Module Replacing the Hard Disk Drive Module Replace the two adhesive strips Chapter Replacing the Mainboard Place the SDD in the lower case Replacing the SDD Module Replacing the USB/LED/Power/Card Reader Board Replacing the LCM Module Replacing the Wlan Board Chapter Replacing the Upper Cover Replacing the Keyboard Replace the 3G cover Secure the two captive screws Replacing the BatteryReplacing the 3G cover Chapter Symptoms Verified Go To Common Problems Computer Shutsdown Intermittently Power On Issue No Display Issue No Post or Video Abnormal Video Display Random Loss of Bios Settings Built-In Keyboard Failure LCD Failure Internal Speaker Failure Sound ProblemsTouchPad Failure Chapter Internal Microphone Failure Microphone ProblemsSelect Set up microphone Select Startup Repair HDD Not Operating CorrectlySelect Repair your computer USB Failure Rightside Power Button Failure Other Failures External Mouse Failure Dimm Intermittent ProblemsUndetermined Problems Windows Application/File Format Linux Alternative Solution Frequently Asked Questions FAQWhat peripheral equipment is supported by Acer Aspire one? MSN/ICQ/QQ Does Acer Aspire one support other Linux applications? How does Acer Aspire one perform System Recovery?Which languages does Acer Aspire one support? How many input methods does the Linpus Linux Lite support? Can I setup Hotkeys myself? How can I select or switch input modes from my keyboard?What is the Kernel version for Linpus Linux Lite? How can I adjust the monitor’s DPI dots per inch? How can I read the date from USB drive and CD/DVD-ROM? Is there a shortcut back to the Home Page? Set the Selected Connection as Windows Printer via Samba How do I setup a Network Printer? How do I share a local printer with the network? Why doesn’t my Network Printer work?How do I update applications online? Where is the system performance monitor? How can I adjust the Date, Time, or Timezone? Where can I view processes running on my system? Where can I view peripheral devices available to my system?How can I set the screensaver? Screensavers are not customizable with this version Chapter How to install and start the Webcam? How can I reset the logon password?How can I move or copy files? How do I shut-down the system? How do I search for specific files? Sec Post Code Reference TablesMemory Code Component BDS & Specific action 104 Chapter Each Driver entry point used in 80PORT Each Peim entry point used in 80PORT CF9RESET WatchdogtimerBootpriority Fvbservice Biosvedio BioskeyboardLegacybios Legacybiosplatform Each SmmDriver entry point used in 80PORT Smmoemservice SMM SecurityhddpasswordserviceSmmpnp Smmusblegacy 110 Chapter Top View Jumper and Connector Locations Bottom View Clearing Password Check Clearing Password Check and Bios RecoverySteps for Clearing Bios Password Check Hardware Open Gap Description Bios Recovery Boot Block Bios Recovery by Crisis DiskBios Recovery Hotkey Steps for Bios Recovery from USB Storage FRU Field Replaceable Unit List Description Part Number Aspire one Exploded Diagram 33.S0207.002 42.S0207.00142.S0307.001 42.S0407.001 42.S0507.001 47.S0207.003 LED Power Board W/ 5 in 1 Card Reader Battery Simplo UM-2008AW LI-ION 3S1P PanasonicAspire one FRU List Category Description Argentine Power Cord 3 PIN Black Power Cord US 3PIN RohsPower Cord AU W/LABEL 3 PIN Power Cord Italian 3PIN Wlan Upper Case Assy Blue Color W/TP FFC for 3G Lower Case Assy Blue Color HDD W/SPEAKER forWlan 3G 3G Cover White Color 3G Cover Blue Color SDD Flash Disk Sandisk Flash Module Nand 4GB SDUS5FJ HDD BracketFlash Disk Intel Flash Module Nand 4GB Keyboard 8KB-FV1 Black Macles 84KS Black Norwegian Keyboard 8KB-FV1 Black Macles 84KS Black Korean Portuguese Keyboard 8KB-FV1 Black Macles 84KS Black USKeyboard 8KB-FV2 White Macles 84KS White Thailand Keyboard 8KB-FV2 White Macles 85KS White SLO/CRO Linux Keyboard 8KB-FV1L Black Macles 84KS Black Keyboard 8KB-FV1L Black Macles 84KS BlackCRO Linux Keyboard 8KB-FV1L Black Macles 85KS Black Czech Linux Keyboard 8KB-FV1L Black Macles 85KS Black Korean Linux Keyboard 8KB-FV2L White Macles 84KS White Norwegian Linux Keyboard 8KB-FV1L Black Macles 84KS BlackLinux Keyboard 8KB-FV2L White Macles 84KS White CRO Linux Keyboard 8KB-FV2L White Macles 85KS White Czech Linux LCD English Linux Keyboard 8KB-FV2L White Macles 84KS White USMainboard Intel 945GSE CPU 1.6G RAM 512MB W/SD Reader for HDD Screw List Chapter 127 Appendix a 128 Appendix aAspire one Series Appendix a Appendix a 130 131 Appendix a 132 133 Appendix a 134 135 LAN Appendix a 136 137 Appendix a 138 139 Appendix a 140 141 Appendix a 142 Aspire one White 143 Appendix a 144 145 Appendix a 146 147 Appendix a 148 149 Appendix a 150 151 Appendix a 152 153 Appendix a 154 Appendix B Test Compatible Components Linux Environment Test Aspire one Blue Testing Information Camera Test Vendor Type Description CPU TestCard Reader Test Card Bus 1 Test Aspire one White Testing Information Intel Vendor Type Description Audio Codec Test Vendor Type Description Keyboard Test Appendix C Online Support Information 162 163 Index 164 Wlan