Acer DT85 - page 158

CHAPTER 4: Troubleshooting

152

F6h Clear Huge Segment

F7h Boot to Full DOS

Code Beeps POST Routine Description

Contents

Main Page Contents i ii Chapter 3: Replacing notebook components . . . . . . . . . . . . . . . . . . . . . . . . 47 iii Chapter 5: System board layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .159 Chapter 6: FRU (Field-Replaceable Unit) list . . . . . . . . . . . . . . . . . . . . . .163 Page CHAPTER1 System specifications Preface Conventions General information Features Platform System memory Display and graphics Media storage Input devices Audio Communication I/O ports Security Physical specifications Environment Page Hardware specifications Processor Controllers Item Intel platform BIOS Memory Hard Drive Optical drive LCD Audio Video Page Keyboard Pointing device Memory card reader Wired LAN Wireless LAN Bluetooth USB Buttons/Indicators/Ports Webcam Cooling fan Battery AC adapter Processor temperature (C) Fan speed (rpm) Acoustic level (dBA) Power management Notebook product tour Front View Note: Important Left View Right View Rear View #Item Description Page Page Page Keyboard Key types Key type Icon Description System key combinations F Press and hold , then press this system key... To.. . 6 F7 F8 Touchpad pointer Webcam double-clicking right-clicking To.. . Do this... Page Page BIOS setup utility 1 2 Navigating the BIOS setup utility 1 BIOS setup utility menus Information Main Use the Main menu to set the system time and date, and other basic options. Parameter Description Format/Options Security 1 2 3 5 1 2 3 5 1 2 3 4 5 6 1 2 3 5 Boot To set boot drive sequence: 1 2 3 Exit The Exit menu screen lists options for quitting from the Setup Utility. BIOS recovery Creating the Crisis Recovery disk Performing a BIOS recovery Running the Flash utility: Clearing a BIOS password G35 Page Unlocking the hard drive Page CHAPTER3 Replacing notebook components Preventing static electricity discharge electrostatic discharge Tape Preparing the work space Required tools Preparing the notebook Page Page Removing the battery Removing the bay cover Page Adding or replacing memory modules Replacing the wireless card Page Page Replacing the hard drive 1 Page Page Replacing the hard drive 2 Page Page Replacing the optical drive Page Page Replacing the thermal module Page Page Replacing the CPU Page Replacing the VGA board (for discrete models) Page Replacing the keyboard Page Replacing the keyboard cover Page Replacing the power button board Page Replacing the LCD panel assembly Page Page Page Replacing the palm rest Page Page Replacing the touchpad board Page Page Page Replacing the touchpad button board Page Replacing the USB board Page Page Replacing the Bluetooth module Page Replacing the modem board Page Replacing the coin-cell battery Page Replacing the dc-in cable Page Replacing the system board Page Page Page Replacing the left and right speakers Page Page Replacing the subwoofer Page Replacing the LCD front panel Page Page Replacing the inverter board Page Replacing the LCD Page Page Page Page Replacing the LCD panel hinge brackets Page Replacing the microphone Page Replacing the webcam Page Replacing the antennas Page Replacing the LCD assembly lid Page Page CHAPTER4 Troubleshooting Diagnosing problems 1 2 3 System test procedures Testing the optical drive Testing the keyboard or auxiliary input device Testing the memory Testing the power system Check the power adapter Check the battery pack Testing the touchpad Power-On Self-T est (POST) error message Index of error messages Error codes Error messages Error Codes Error Messages Page No-beep error messages No-beep Error Messages FRU/Action in Sequence Phoenix BIOS beep codes Page Page Page Page Page Symptom-to-FRU error messages LCD Power Memory Card Memory Sound Power management o Devices Keyboard and touchpad Important Intermittent problems Undetermined problems Page Page CHAPTER 5: System board layout EasyNote DT85 system board Top view Bottom view Page Page Introduction Exploded diagram FRU list Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page APPENDIX A: EasyNote DT85 Common to all model configurations are: Page APPENDIX A: Page Page Page Introduction Microsoft Windows Vista Environment Test CRT Port Test HDMI Port Test USB Port Test APPENDIX B: Test compatible components Headphone/Microphone Port Test Express Card Test Bluetooth Device Test Multimedia Card Test Page Page Online Support Information Index A B C D K L M N O W