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Acer NU.SH3AA.007 manual Power On Issue, Computer Shutsdown Intermittently

Models: NU.SH3AA.007

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Power On Issue

If the system doesn’t power on, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs:

Computer Shutsdown Intermittently

If the system powers off at intervals, perform the following actions one at a time to correct the problem.

1.Check the power cable is properly connected to the computer and the electrical outlet.

2.Remove any extension cables between the computer and the outlet.

3.Remove any surge protectors between the computer and the electrical outlet. Plug the computer directly into a known good electrical outlet.

4.Remove all external and non-essential hardware connected to the computer that are not necessary to boot the computer to the failure point.

5.Remove any recently installed software.

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

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Chapter 4

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Acer NU.SH3AA.007 manual Power On Issue, Computer Shutsdown Intermittently

Contents

Aspire one Series Service Guide Revision History Copyright III Procedures Gives precautionary measures toProblems Following conventions are used in this manual Preface Page Table of Contents Troubleshooting Viii Table of Contents Table of Contents Features Chapter Special keys and controls Power subsystemPrivacy control Interface System Block Diagram Your Acer Notebook tour Front ViewIcon Description Closed Front View Left View Right View Rear View Casing unhindered IndicatorsBottom View HDD TouchPad Basics Function Left Button Right Button Main TouchPad Using the Keyboard Lock Keys and embedded numeric keypad Hot Keys Hotkey Icon Function Description Euro symbol Special KeyUS dollar sign System Controller Specification Hardware Specifications and ConfigurationsProcessor Specification DMI System Memory Specification System Clock SpecificationCrystal and Oscillator Specification System Storage Specification Hard Disk Drive Interface Specification Thermal Sensor Control Specification LCD Specification Keyboard Specification Audio Codec and Amplifier SpecificationLAN Interface Specification Mini Card Specification Wireless LAN Specification Camera Specification3G Card Specification Battery Specification Chapter Bios Setup Utility Navigating the Bios Utility Information Parameter Description Main Parameter Description Format/Option Security User Password Is Shows the setting of the user passwordEnabled or Parameter Description Option Setting a Password Removing a Password Changing a Password Boot USB Cdrom Exit Table below describes the parameters in this screen Bios Flash Utility Chapter Remove HDD/BIOS Utility This section provide you with removing HDD/BIOS methodRemove HDD Password Key in biospw 14452 Remove Bios Password Chapter Chapter Disassembly Requirements Related Information General Information Pre-disassembly InstructionsDisassembly Process Main Screw List Quantity Part Number External Module Disassembly Process External Modules Disassembly FlowchartScrew List Step Quantity Color Removing the Battery Pack Removing the 3G Cover Removing the Keyboard Removing the Upper and Lower Covers Step Size Quantity Screw Type Remove the five 5 securing screws Step Size Quantity Screw Type Upper Cover M2*5 NL LCD Module Disassembly Process Removing the LCD Module Remove the four securing screws from the hinges Step Size Quantity Screw Type LCD Module M2*5 NL Removing the LCD Bezel Step Size Quantity Screw Type LCD Bezel M2*5 NL Removing the Camera Board Removing the MIC Board Removing the LCD Panel Step Size Quantity Screw Type LCD Panel M2*4 NL Removing the LCD Brackets and FPC Cable Step Size Quantity Screw Type LCD Brackets M2*3 NL Main Unit Disassembly Process Wlan Removing the Wlan Module Step Size Quantity Screw Type Wlan Module M2*3 NL HDD SKU Removing the USB/LED/Power/Card Reader BoardM2*3 NL USB/LED/Power Board SDD SKU Removing the SSD Module Disconnect the cable and remove the board Remove the two securing screws Step Size Quantity Screw Type SSD Module M2*3 NLRemove the SSD module Removing the Mainboard Step Size Quantity Screw Type Mainboard M2*3 NL Removing the Speaker Module Grip the mainboard and remove Remove the four 4 securing screws 2 on each side Step Size Quantity Screw Type Speaker Module M2*3 NLRemove the Speaker Module from the upper cover Chapter Removing the Hard Disk Drive Module Step Size Quantity Screw Type HDD Module M2.5*4 NLHold the carrier and slide the HDD away from the mainboard Step Size Quantity Screw Type HDD Carrier M3*3.5 NL Turn the HDD on its side and pull the carrier away Chapter Removing the Dimm Module Removing the Thermal Module Step Size Quantity Screw Type Thermal Module M2*3NL Remove the thermal module LCD Module Reassembly Procedure Replacing the LCD Brackets and FPC Cable Replacing the LCD Panel Replace the five securing screws as shown Replacing the Mic Board Replacing the Camera BoardReplace the camera board in to the case Replacing the LCD Bezel Main Module Reassembly Procedure Replacing the Thermal ModuleReplacing the Dimm Module Replacing the Hard Disk Drive Module Replacing the Speaker Module Replace the two adhesive strips Chapter Replacing the Mainboard Replacing the SDD Module Place the SDD in the lower case Replacing the USB/LED/Power/Card Reader Board Replacing the Wlan Board Replacing the LCM Module Chapter Replacing the Upper Cover Replacing the Keyboard Replacing the Battery Replacing the 3G coverReplace the 3G cover Secure the two captive screws Chapter Common Problems Symptoms Verified Go To Power On Issue Computer Shutsdown Intermittently No Display Issue No Post or Video Random Loss of Bios Settings Abnormal Video Display LCD Failure Built-In Keyboard Failure Sound Problems TouchPad FailureInternal Speaker Failure Chapter Microphone Problems Select Set up microphoneInternal Microphone Failure HDD Not Operating Correctly Select Repair your computerSelect Startup Repair Power Button Failure USB Failure Rightside External Mouse Failure Other Failures Intermittent Problems Undetermined ProblemsDimm What peripheral equipment is supported by Acer Aspire one? Frequently Asked Questions FAQWindows Application/File Format Linux Alternative Solution MSN/ICQ/QQ Which languages does Acer Aspire one support? How does Acer Aspire one perform System Recovery?Does Acer Aspire one support other Linux applications? How many input methods does the Linpus Linux Lite support? What is the Kernel version for Linpus Linux Lite? How can I select or switch input modes from my keyboard?Can I setup Hotkeys myself? How can I adjust the monitor’s DPI dots per inch? Is there a shortcut back to the Home Page? How can I read the date from USB drive and CD/DVD-ROM? How do I setup a Network Printer? Set the Selected Connection as Windows Printer via Samba Why doesn’t my Network Printer work? How do I update applications online?How do I share a local printer with the network? How can I adjust the Date, Time, or Timezone? Where is the system performance monitor? How can I set the screensaver? Where can I view peripheral devices available to my system?Where can I view processes running on my system? Screensavers are not customizable with this version Chapter How can I move or copy files? How can I reset the logon password?How to install and start the Webcam? How do I shut-down the system? How do I search for specific files? Memory Post Code Reference TablesSec Code Component BDS & Specific action 104 Chapter Each Peim entry point used in 80PORT Each Driver entry point used in 80PORT Bootpriority WatchdogtimerCF9RESET Fvbservice Legacybios BioskeyboardBiosvedio Legacybiosplatform Each SmmDriver entry point used in 80PORT Smmpnp SMM SecurityhddpasswordserviceSmmoemservice Smmusblegacy 110 Chapter Jumper and Connector Locations Top View Bottom View Steps for Clearing Bios Password Check Clearing Password Check and Bios RecoveryClearing Password Check Hardware Open Gap Description Bios Recovery Hotkey Bios Recovery by Crisis DiskBios Recovery Boot Block Steps for Bios Recovery from USB Storage FRU Field Replaceable Unit List Aspire one Exploded Diagram Description Part Number 42.S0307.001 42.S0407.001 42.S0507.001 42.S0207.00133.S0207.002 47.S0207.003 Aspire one FRU List Battery Simplo UM-2008AW LI-ION 3S1P PanasonicLED Power Board W/ 5 in 1 Card Reader Category Description Power Cord AU W/LABEL 3 PIN Power Cord US 3PIN RohsArgentine Power Cord 3 PIN Black Power Cord Italian 3PIN Wlan 3G 3G Cover White Color Lower Case Assy Blue Color HDD W/SPEAKER forWlan Upper Case Assy Blue Color W/TP FFC for 3G 3G Cover Blue Color Flash Disk Intel Flash Module Nand 4GB HDD BracketSDD Flash Disk Sandisk Flash Module Nand 4GB SDUS5FJ Keyboard 8KB-FV1 Black Macles 84KS Black Keyboard 8KB-FV2 White Macles 84KS White Portuguese Keyboard 8KB-FV1 Black Macles 84KS Black USNorwegian Keyboard 8KB-FV1 Black Macles 84KS Black Korean Thailand Keyboard 8KB-FV2 White Macles 85KS White SLO/CRO CRO Linux Keyboard 8KB-FV1L Black Macles 85KS Black Czech Keyboard 8KB-FV1L Black Macles 84KS BlackLinux Keyboard 8KB-FV1L Black Macles 84KS Black Linux Keyboard 8KB-FV1L Black Macles 85KS Black Linux Keyboard 8KB-FV2L White Macles 84KS White Norwegian Linux Keyboard 8KB-FV1L Black Macles 84KS BlackKorean Linux Keyboard 8KB-FV2L White Macles 84KS White CRO Linux Keyboard 8KB-FV2L White Macles 85KS White Czech Mainboard Intel 945GSE CPU 1.6G RAM 512MB W/SD English Linux Keyboard 8KB-FV2L White Macles 84KS White USLinux LCD Reader for HDD Screw List Chapter 127 Appendix a Aspire one SeriesAppendix a 128 Appendix a Appendix a 130 131 Appendix a 132 133 Appendix a 134 135 Appendix a 136 LAN 137 Appendix a 138 139 Appendix a 140 141 Aspire one White Appendix a 142 143 Appendix a 144 145 Appendix a 146 147 Appendix a 148 149 Appendix a 150 151 Appendix a 152 153 Appendix a 154 Test Compatible Components Appendix B Aspire one Blue Testing Information Linux Environment Test Card Reader Test Vendor Type Description CPU TestCamera Test Card Bus 1 Test Aspire one White Testing Information Vendor Type Description Audio Codec Test Intel Vendor Type Description Keyboard Test Online Support Information Appendix C 162 Index 163 Wlan 164