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Acer ENTJ75, ENTJ77, ENTJ78, ENTJ76 manual Appendixa

Models: ENTJ78 ENTJ77 ENTJ76 ENTJ75

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APPENDIXA

Test compatible components

•Introduction

•Microsoft® Windows 7® Compatibility Test

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Acer ENTJ75, ENTJ77, ENTJ78, ENTJ76 manual Appendixa

Contents

Serviceguide Revision History Contents Replacing notebook components Iii Contents System specifications Preface ConventionsGeneral information Platform FeaturesSecurity Physical specifications System block diagram Specification Hardware specifications and configurationsControllers ControllerMemory ItemSpecificationOptical drive Hard disk driveLCD Keyboard Pointing deviceMemory card reader Wired LAN BluetoothAudio Buttons/Indicators/Ports Wireless LANCPU temperature C Fan speed rpm Acoustic level dBA BatteryCamera FansPower supply Power savingsAcpi mode Power Management Component Icon Description Front ViewRight View Rear View Bottom ViewKeyboard area Information, see Using the keyboard onLCD panel Using the touchpad onUsing the status indicators Using the keyboardIndicator Icon Description Press and hold FN Then press this System key Key type Icon DescriptionTurn the optional Bluetooth radio on or off Button Description Using the capacitive touch keysDo this Using the touchpadUsing the webcam System utilities Bios setup utility Bios setup utility menus Navigating the Bios setup utilityInformation Enabled System Time Displays the system time. The time isMonth/day/year Keys during system boot-up To factory defaults by pressing the Alt+F10Sata Mode Select the Sata controller operating mode When set to Ahci Advanced HostSet Supervisor Set Supervisor Password or Set User Password box opens Set Supervisor Password or Set User Password box opens Boot Exit Bios recovery Creating the Crisis Recovery diskPerforming a Bios recovery Running the Flash utility Clearing a Bios password Unlocking the hard drive System utilities Replacing notebook components Tape Preventing static electricity dischargePreparing the work space Required tools Preparing the notebook Removing the battery Complete the steps in Preparing the notebook on Removing the bay coverRemove the memory module from its slot Adding or replacing memory modulesPage Replacing the wireless card Page Remove the hard drive screw Replacing the hard drivePage Replacing the optical drive Page Replacing the keyboard cover Reinstall the battery Replacing the multimedia board Reinstall the battery Replacing the keyboard Keyboard cable is correctly oriented if it is not twisted Replacing the LCD panel assembly Page Carefully open the LCD panel to its fully extended position Page Replacing the palm rest Disconnect the speaker cable from the system board Replacing notebook components Page Replacing the speakers Page Replacing the touchpad board Page Replacing notebook components Replacing the modem board Replacing notebook components Page Replacing the USB board Page Replacing notebook components Replacing the Bluetooth module Replacing notebook components Page Replacing the system board Carefully remove the system board from the base enclosure Replacing notebook components Replacing the cooling assembly Remove the cooling assembly from the system board Remove the barcode sticker on top of the processor Replacing the processor Remove the old processor from the system board Replacing notebook components Replacing the LCD front panel Replacing notebook components Page Replacing the webcam Page 100 Replacing the LCD101 102 103 Replacing the LCD panel hinge brackets104 105 Replacing the power button board106 107 Replacing the Kensington lock cap108 109 Replacing the microphone110 111 Replacing the antennas112 113 Replacing the LCD assembly lid114 Troubleshooting 116 Diagnosing problemsTesting the optical drive System test proceduresTesting the keyboard or auxiliary input device 117Testing the memory Testing the power system118 119 Testing the touchpad120 Power-On Self-Test Post error messageError messages Error codesError Codes Error Messages FRU/Action SequenceCmos 122No-beep error messages No-beep Error Messages FRU/Action in Sequence123 Phoenix Bios beep codes 124Code Beeps Post Routine Description 125 126 127 128 Power Symptom-to-FRU error messagesSymptom / Error Action in Sequence 129Power management 130Sound 131 DevicesKeyboard and touchpad 132 Intermittent problems133 Undetermined problems134 Connector locations System board layout 136Top view Bottom view Discrete model 137138 Bottom view UMA modelIntel PCH FRU Field-Replaceable Unit list Introduction Exploded diagram141 Category Description FRU list143 144 145 146 Appendixa Device name Microsoft Windows 7 Compatibility TestTranscend MMC Plus 4 GB Card RS-MMC 128 MB Memory CardWarcraft III The Frozen Throne Facebook-Bowling Buddies150 Appendixb 152 Index 154 155 156 Page MAN NV5x SVC GDE R1 04/09