Toshiba SATELLITE U400 Manuel d'utilisateur Page 133
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User’s Manual 9-3
Troubleshooting
Hardware and system checklist
This section discusses problems caused by your computer's hardware or
attached peripherals. Basic problems may occur in the following areas:
System start-up
When the computer does not start properly, check the following items:
■ Self Test
■ Power Sources
■ Power-on Password
Self test
When the computer starts up, the self test will be run automatically, and the
following will be displayed:
This message remains on the screen for a few seconds.
If the self test is successful, the computer tries to load the operating
system, depending on how the Boot Priority is set in the TOSHIBA HW
Setup program.
If any of the following conditions are present, the self test failed:
■ The computer stops and does not proceed to display information or
messages except the TOSHIBA logo.
■ Random characters appear on the screen, and the system does not
function normally.
■ The screen displays an error message.
Turn off the computer and check all cable connections. If the test fails
again, contact your dealer.
■ System start-up
■ Self test
■ Power
■ Real Time Clock
■ Keyboard
■ LCD panel
■ Hard disk drive
■ DVD Super Multi drive
■ Pointing device
■ USB
■ Memory expansion
■ Sound system
■ Monitor
■ Modem
■ LAN
■ Wireless LAN
■ Fingerprint Sensor
■ ExpressCard
TOSHIBA Leading Innovation >>>
- User’s Manual 1
- Copyright 2
- Disclaimer 2
- Trademarks 2
- Safety Instructions 3
- EU Declaration of Conformity 4
- Modem warning notice 5
- EnergyStar 6
- Program 6
- Panasonic 7
- Hitach-LG Data Storage 8
- International Precautions 9
- Important Notice 10
- General Precautions 11
- Heat injury 12
- Pressure or impact damage 12
- ExpressCard overheating 12
- Mobile phones 12
- Table of Contents 13
- Operating Basics 14
- The Keyboard 14
- Manual contents 16
- Conventions 17
- Key operation 18
- Messages 18
- Terminology 18
- Chapter 1 19
- Features 20
- User’s Manual 1-3 21
- Introduction 21
- User’s Manual 1-4 22
- Display 23
- Pointing Device 24
- Multimedia 25
- Communications 25
- Security 26
- Special features 27
- User’s Manual 1-10 28
- TOSHIBA Value Added Package 29
- Utilities and Applications 30
- User’s Manual 1-13 31
- User’s Manual 1-14 32
- User’s Manual 1-15 33
- Chapter 2 34
- Left side 35
- User’s Manual 2-3 36
- The Grand Tour 36
- Right side 37
- Backside 38
- Underside 38
- Front with the display open 39
- User’s Manual 2-7 40
- Optical Disc Drive 41
- Writable discs 42
- AC adaptor 43
- Remote controller (optional) 44
- User’s Manual 2-12 45
- Using the remote controller 46
- Installing/Removing batteries 47
- Installing the batteries 48
- Replacing the batteries 48
- Slim size remote controller 49
- Chapter 3 50
- Connecting the AC adaptor 51
- User’s Manual 3-3 52
- Getting Started 52
- Opening the display 53
- Turning on the power 54
- Windows Vista™ setup 54
- Turning off the power 54
- Sleep Mode 55
- Hibernation Mode 56
- Benefits of Hibernation Mode 57
- Starting Hibernation Mode 57
- Automatic Hibernation Mode 57
- Restarting the computer 58
- Software 58
- User’s Manual 3-10 59
- User’s Manual 3-11 60
- User’s Manual 3-12 61
- Chapter 4 62
- User’s Manual 4-2 63
- How to swipe the finger 64
- User’s Manual 4-4 65
- User’s Manual 4-5 66
- Set up procedure 67
- [Welcome] 68
- User’s Manual 4-8 69
- User’s Manual 4-10 71
- Using the software 72
- Using the optical disc drive 73
- Loading discs 74
- User’s Manual 4-14 75
- Pulling the drawer open 75
- Inserting a disc 75
- User’s Manual 4-15 76
- Closing the disc drawer 76
- Removing discs 77
- DVD±R DL 78
- User’s Manual 4-18 79
- When writing or rewriting 80
- TOSHIBA Disc Creator 81
- Data Verification 82
- How to make a Labelflash DVD 82
- How to make a DVD-Video 83
- Important information for use 83
- User’s Manual 4-23 84
- Media care 85
- Properties menu 86
- Settings 86
- Modem Selection 86
- Dialing Properties 87
- Using the FM tuner 88
- Wireless communications 88
- Product Support 90
- Wireless activity LED 91
- LAN cable types 91
- Connecting LAN cable 91
- Cleaning the computer 92
- Moving the computer 93
- Taskbar Icon 94
- HDD Protection 94
- Detection Level 94
- Detection Level Amplification 95
- Chapter 5 96
- F1 ... F12 function keys 97
- Hot keys 98
- User’s Manual 5-4 99
- special keys 100
- Keypad overlay 100
- Generating ASCII characters 101
- Chapter 6 102
- Power indicators 103
- Battery types 103
- Battery pack 104
- Real Time Clock battery 105
- Safety precautions 106
- User’s Manual 6-6 107
- Power and Power-Up Modes 107
- Charging the batteries 108
- Monitoring battery capacity 109
- Extending battery life 110
- Replacing the battery pack 111
- Installing the battery pack 112
- Power-up modes 113
- Panel power off/on 114
- System Auto Off 114
- Chapter 7 115
- Password 116
- Power On Display 116
- Boot Priority 116
- Boot Priority Options 116
- User’s Manual 7-3 117
- HW Setup 117
- Chapter 8 118
- Inserting an ExpressCard 119
- Removing an ExpressCard 119
- Memory cards 120
- Installing a memory card 121
- Removing a memory card 122
- Memory card care 122
- Memory expansion 123
- User’s Manual 8-7 124
- Optional Devices 124
- Installing the memory module 124
- Removing a memory module 125
- Additional battery pack 126
- Additional AC adaptor 126
- External monitor 127
- Settings for audio on HDMI 128
- Precautions 129
- Connecting 129
- Security lock 130
- Chapter 9 131
- Analyzing the problem 132
- System start-up 133
- Self test 133
- Overheating power down 134
- AC power 134
- User’s Manual 9-5 135
- Troubleshooting 135
- Real Time Clock 136
- Keyboard 137
- LCD panel 137
- Hard disk drive 137
- User’s Manual 9-8 138
- User’s Manual 9-9 139
- Pointing device 140
- USB mouse 141
- USB Sleep and Charge function 142
- Sound system 144
- Wireless LAN 145
- Fingerprint Sensor 146
- ExpressCard 146
- TOSHIBA support 147
- Appendix A 148
- User’s Manual A-2 149
- Specifications 149
- Appendix B 150
- User’s Manual B-2 151
- Display Controller and Modes 151
- Appendix C 152
- User’s Manual C-2 153
- User’s Manual C-3 154
- Appendix D 155
- User’s Manual D-2 156
- AC Power Cord and Connectors 156
- Appendix E 157
- Memory (Main System) 158
- Battery Life 158
- User’s Manual E-3 159
- Legal Footnotes 159
- Appendix F 160
- TOSHIBA Theft Registration 161
- Glossary 162
- User’s Manual Glossary-2 163
- User’s Manual Glossary-3 164
- User’s Manual Glossary-4 165
- User’s Manual Glossary-5 166
- User’s Manual Glossary-6 167
- User’s Manual Glossary-7 168
- User’s Manual Glossary-8 169
- User’s Manual Glossary-9 170
- User’s Manual Glossary-10 171
- User’s Manual Glossary-11 172
- User’s Manual Glossary-12 173
- User’s Manual Glossary-13 174
- User’s Manual Index-1 175
- User’s Manual Index-2 176
- User’s Manual Index-3 177
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