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DT85
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DT85
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Troubleshooting
Specifications
Error codes
System block diagram
Bluetooth
Password
Buttons/Indicators/Ports
Replacing the wireless card
Diagnosing problems
Bios setup utility
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Index
200
Page 205
Page 207
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Contents
Service Guide
Revision History
Contents
Replacing notebook components
Troubleshooting
Iii
Appendix C Online support information
System specifications
General information
Preface
Conventions
Following conventions are used in this manual
Features
Platform
Input devices
Security
System block diagram
Processor
Hardware specifications
Specification
Controllers
Bios
Memory
Hard Drive
Optical drive
LCD
Audio
Video
Specification
Memory card reader
Keyboard
Pointing device
Bluetooth
Wired LAN
Wireless LAN
Buttons/Indicators/Ports
Webcam
Cooling fan
Battery
Processor temperature C Fan speed rpm Acoustic level dBA
AC adapter
It is not safe to disassemble the machine in this state
Power management
Acpi mode Description
To disassemble the machine in this state
Front View
Icon Description
Left View
Icon
Right View
Rear View
Top View
Mouse
Bottom View
Keyboard
Key types
System key combinations
Touchpad
Webcam
Double-clicking
System specifications
System utilities
Bios setup utility
KBC
Navigating the Bios setup utility
Bios setup utility menus
Information
Parameter Description
Main
Enabled
Parameter Description Format/Options
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 recovery
Creating the Crisis Recovery disk
Running the Flash utility
Clearing a Bios password
G35
System utilities
Unlocking the hard drive
System utilities
Replacing notebook components
Preventing static electricity discharge
Tape
Preparing the work space
Required tools
Preparing the notebook
Replacing notebook components
Pull the memory card out of its slot
Removing the battery
Removing the bay cover
To remove the bay cover
Replacing notebook components
Adding or replacing memory modules
To add or replace memory modules
Replacing the wireless card
Detach the bar code sticker covering the antenna cables
Page
Replacing notebook components
Replacing the hard drive
Remove the hard drive screw
Replacing notebook components
Page
Remove the hard drive cover screws
Remove the hard drive screw
Replacing notebook components
Replacing the optical drive
Remove the optical drive screw
Replacing notebook components
Page
Replacing the thermal module
To replace the thermal module
Page
Replacing notebook components
Replacing the CPU
To replace the CPU
Replacing notebook components
Replacing the VGA board for discrete models
Remove the VGA board
Replacing the keyboard
To replace the keyboard
Replacing notebook components
Replacing the keyboard cover
To replace 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
Replacing the modem board
101
102
Replacing the coin-cell battery
103
104
Replacing the dc-in cable
105
106
Replacing the system board
107
108
109
110
Replacing the left and right speakers
111
112
113
Replacing the subwoofer
114
115
Replacing the LCD front panel
116
117
118
Replacing the inverter board
119
120
Replacing the LCD
121
122
123
124
125
Replacing the LCD panel hinge brackets
126
127
Replacing the microphone
128
129
Replacing the webcam
130
131
Replacing the antennas
132
133
Replacing the LCD assembly lid
134
135
136
Troubleshooting
Diagnosing problems
138
Testing the keyboard or auxiliary input device
System test procedures
Testing the optical drive
139
140
Testing the memory
Testing the power system
Check the battery pack
141
Testing the touchpad
142
Power-On Self-Test Post error message
143
Error messages
Index of error messages
Error codes
144
145
Cmos
146
No-beep error messages
No-beep Error Messages FRU/Action in Sequence
Code Beeps Post Routine Description
Phoenix Bios beep codes
147
148
149
150
151
152
Symptom / Error Action in Sequence
Symptom-to-FRU error messages
Power
153
Sound
154
Memory Card
Keyboard and touchpad
155
Devices
156
Intermittent problems
Rerun the test to verify that there are no more errors
Undetermined problems
157
158
System board layout
EasyNote DT85 system board
160
161
162
FRU Field-Replaceable Unit list
Introduction
164
Exploded diagram
165
FRU list
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
Appendix a
184
VHB32BTTR1 DDR2 BII6
185
VHB32BWW1 DDR2 BII6
186
187
188
Appendix B
190
191
Specification CRT Port Test
Microsoft Windows Vista Environment Test
Hdmi Port Test
Express Card Test
Bluetooth Device Test
192
Specification Multimedia Card Test
193
194
Appendix C
Online Support Information
196
197
198
199
200
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MAN SJV-80 SVC GDE R1 06/09
