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Acer DT85 manual 113

Models: DT85

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8Replace the system board by following steps 23 to 44 in “Replacing the system board” on page 107.

9Replace the bay cover, then tighten the cover screws.

10Reinstall the battery.

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Acer DT85 manual 113

Contents

Service Guide Revision History Contents Replacing notebook components Iii Troubleshooting Appendix C Online support information System specifications Following conventions are used in this manual PrefaceConventions General information Platform Features Input devices Security System block diagram Controllers Hardware specificationsSpecification Processor Memory Bios Optical drive Hard Drive LCD Video Audio Specification Memory card reader KeyboardPointing device Bluetooth Wired LANWireless LAN Webcam Buttons/Indicators/Ports AC adapter BatteryProcessor temperature C Fan speed rpm Acoustic level dBA Cooling fan To disassemble the machine in this state Power managementAcpi mode Description It is not safe to disassemble the machine in this state Icon Description Front View Icon Left View Rear View Right View Top View Mouse Bottom View Key types Keyboard System key combinations Touchpad Double-clicking Webcam System specifications System utilities KBC Bios setup utility Bios setup utility menus Navigating the Bios setup utility Parameter Description Information Main Parameter Description Format/Options Enabled F10 Parameter Description Option Set Supervisor Password or Set User Password box opens Set Supervisor Password or Set User Password box opens Boot Exit Performing a Bios recovery Bios recoveryCreating the Crisis Recovery disk Running the Flash utility G35 Clearing a Bios password System utilities Unlocking the hard drive System utilities Replacing notebook components Tape Preventing static electricity discharge Preparing the work space Required tools Preparing the notebook Replacing notebook components Pull the memory card out of its slot Removing the battery To remove the bay cover Removing the bay cover Replacing notebook components To add or replace memory modules Adding or replacing memory modules Detach the bar code sticker covering the antenna cables Replacing the wireless cardPage Replacing notebook components Remove the hard drive screw Replacing the hard drive Replacing notebook components Page Remove the hard drive cover screws Remove the hard drive screw Replacing notebook components Remove the optical drive screw Replacing the optical drive Replacing notebook components Page To replace the thermal module Replacing the thermal modulePage Replacing notebook components To replace the CPU Replacing the CPU Replacing notebook components Replacing the VGA board for discrete models Remove the VGA board To replace the keyboard Replacing the keyboard Replacing notebook components To replace the keyboard cover Replacing the keyboard cover Left and right media boards are glued to the keyboard cover Replacing the power button board Replacing notebook components Replacing the LCD panel assembly Replacing notebook components Page Replacing notebook components Replacing the palm rest Replacing notebook components Page Replacing the touchpad board Remove the touchpad board cable from the palm rest Page Page Replacing the touchpad button board Page Replacing the USB board Page Replacing notebook components Replacing the Bluetooth module 100 101 Replacing the modem board 102 103 Replacing the coin-cell battery 104 105 Replacing the dc-in cable 106 107 Replacing the system board 108 109 110 111 Replacing the left and right speakers 112 113 114 Replacing the subwoofer 115 116 Replacing the LCD front panel 117 118 119 Replacing the inverter board 120 121 Replacing the LCD 122 123 124 125 126 Replacing the LCD panel hinge brackets 127 128 Replacing the microphone 129 130 Replacing the webcam 131 132 Replacing the antennas 133 134 Replacing the LCD assembly lid 135 136 Troubleshooting 138 Diagnosing problems 139 System test proceduresTesting the optical drive Testing the keyboard or auxiliary input device 140 Testing the memoryTesting the power system 141 Check the battery pack 142 Testing the touchpad 143 Power-On Self-Test Post error message 144 Index of error messagesError codes Error messages Cmos 145 146 No-beep error messagesNo-beep Error Messages FRU/Action in Sequence Code Beeps Post Routine Description Phoenix Bios beep codes147 148 149 150 151 152 153 Symptom-to-FRU error messagesPower Symptom / Error Action in Sequence Sound 154Memory Card Keyboard and touchpad 155Devices 156 Intermittent problemsRerun the test to verify that there are no more errors 157 Undetermined problems 158 System board layout 160 EasyNote DT85 system board 161 162 FRU Field-Replaceable Unit list 164 Introduction 165 Exploded diagram 166 FRU list 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 Appendix a VHB32BTTR1 DDR2 BII6 184 VHB32BWW1 DDR2 BII6 185 186 187 188 Appendix B 190 Hdmi Port Test Specification CRT Port TestMicrosoft Windows Vista Environment Test 191 Express Card Test Bluetooth Device Test192 193 Specification Multimedia Card Test 194 Appendix C 196 Online Support Information 197 198 199 200 Page MAN SJV-80 SVC GDE R1 06/09