Toshiba Portege R400 User Manual Page 150
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- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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8-14 User’s Manual
Troubleshooting
Sound system
In addition to the information in this section, please also refer to the
documentation supplied with your audio device.
External monitor
Please also refer to Chapter 3, Features, Utilities and Options, and to the
documentation supplied with your monitor for further information.
Problem Procedure
No sound is heard Adjust the volume control switch.
Check the software volume settings.
Please check to see if Mute is turned to Off
Check to make sure the headphone connection
is secure.
Check within the Windows Device Manager
application to ensure the sound function is
enabled and that settings for elements such as
I/O port address, interrupt level and DMA
channel are correct for your software, and that
they do not conflict with any other hardware
devices connected to the computer.
For further information on these settings, please
refer to the documentation supplied with your
audio device.
If you are still unable to resolve the problem,
contact your reseller, dealer or service provider.
Annoying sound is
heard
In this instance you may be experiencing
feedback from either the internal microphone or
an external microphone connected to the
computer - please refer to Sound System in
Chapter 4, Operating Basics for further
information.
If you are still unable to resolve the problem,
contact your reseller, dealer or service provider.
Problem Procedure
Monitor does not
turn on
After confirming that the monitor’s power switch
is on, you should check the connections to make
sure that the power cord/adaptor is firmly
connected to the monitor and to a working power
outlet.
- User’s Manual 1
- Copyright 3
- Disclaimer 3
- Trademarks 3
- EU Declaration of Conformity 4
- Table of Contents 5
- Conventions 9
- Key operation 10
- Messages 10
- Terminology 10
- General Precautions 11
- Heat injury 12
- Pressure or impact damage 12
- PC Card overheating 12
- Mobile phones 12
- Chapter 1 13
- Getting Started 14
- User’s Manual 1-3 15
- 1-4 User’s Manual 16
- Connecting the AC adaptor 17
- 1-6 User’s Manual 18
- Opening the display 19
- Turning on the power 20
- Turning off the power 21
- Benefits of Sleep Mode 22
- Executing Sleep Mode 22
- Sleep Mode limitations 23
- Hibernation Mode 23
- Benefits of Hibernation Mode 23
- Starting Hibernation Mode 24
- Automatic Hibernation Mode 24
- Data save in Hibernation Mode 24
- System Recovery Options 25
- 1-14 User’s Manual 26
- Chapter 2 27
- 2-2 User’s Manual 28
- The Grand Tour 28
- Left side 29
- Right side 29
- Back side 30
- User’s Manual 2-5 31
- Underside 32
- Front with the display open 33
- 2-8 User’s Manual 34
- Indicators 35
- 2-10 User’s Manual 36
- Keyboard indicators 37
- AC adaptor 38
- Chapter 3 39
- Legal Footnote (Battery Life) 40
- User’s Manual 3-3 41
- Special features 42
- User’s Manual 3-5 43
- 3-6 User’s Manual 44
- TOSHIBA Value Added Package 45
- TOSHIBA Tablet PC Extension 46
- Utilities and Applications 47
- 3-10 User’s Manual 48
- Optional devices 49
- Removing a PC Card 50
- Media care 51
- PC Card care 51
- PC Card memory care 51
- User’s Manual 3-15 53
- 3-16 User’s Manual 54
- User’s Manual 3-17 55
- 3-18 User’s Manual 56
- User’s Manual 3-19 57
- 3-20 User’s Manual 58
- User’s Manual 3-21 59
- 3-22 User’s Manual 60
- User’s Manual 3-23 61
- USB FDD Kit 63
- Security lock 64
- Optional accessories 65
- 3-28 User’s Manual 66
- Chapter 4 67
- Using the Tablet PC Pen 68
- User’s Manual 4-3 69
- Operating Basics 69
- Removing the Tablet PC Pen 70
- Inserting the Tablet PC Pen 70
- Pen actions 71
- Replacing the pen tip 71
- Using the Tablet mode 72
- User’s Manual 4-7 73
- Changing to the Laptop mode 74
- User’s Manual 4-9 75
- Using Accelerometer Utilities 76
- Using the Fingerprint Sensor 77
- 4-12 User’s Manual 78
- Figure 4-11 Swipe the finger 78
- User’s Manual 4-13 79
- 4-14 User’s Manual 80
- Set Up Procedure 81
- 4-16 User’s Manual 82
- User’s Manual 4-17 83
- 4-18 User’s Manual 84
- Sound System 86
- Audio Enhancements 87
- Realtek HD Audio Manager 87
- Wireless communications 88
- Bluetooth wireless technology 89
- 4-24 User’s Manual 90
- Wireless communication switch 91
- LAN cable types 92
- Connecting the LAN cable 92
- Computer Handling 93
- Moving the computer 94
- Taskbar Icon 95
- HDD Protection 95
- Detection Level 95
- 3D Viewer 96
- Detection Level Amplification 96
- Heat dispersal 97
- 4-32 User’s Manual 98
- Chapter 5 99
- Function keys: F1 … F12 100
- Hot keys 101
- 5-4 User’s Manual 102
- The Keyboard 102
- Windows special keys 103
- Keypad overlay 104
- Generating ASCII characters 105
- 5-8 User’s Manual 106
- Chapter 6 107
- • No operation * 108
- User’s Manual 6-3 109
- Power and Power-Up Modes 109
- Power conditions (continued) 109
- Monitoring of power condition 110
- Power indicator 111
- Battery types 111
- Real Time Clock (RTC) battery 112
- Charging the batteries 113
- Monitoring battery capacity 114
- Retaining data with power off 115
- Extending battery life 116
- Replacing the battery pack 116
- Removing the battery pack 117
- Installing the battery pack 117
- 6-12 User’s Manual 118
- User’s Manual 6-13 119
- TOSHIBA Password Utility 120
- User’s Manual 6-15 121
- S Password= 122
- Tablet mode 123
- Power-up modes 123
- Panel power on/off 124
- System Auto Off 124
- Chapter 7 125
- Power On Display 126
- Boot Priority 127
- Boot Priority Options 127
- 7-4 User’s Manual 128
- HW Setup & BIOS Setup 128
- HDD Priority Options 129
- USB Memory BIOS Support Type 129
- Keyboard 130
- Wake-up on Keyboard 130
- Dynamic CPU Frequency Mode 130
- Wake-up on LAN 131
- Built-in LAN 131
- Device Config 131
- Device Configuration 131
- BIOS Setup Program 132
- Core Multi - Processing 133
- Virtualization Technology 134
- Enhanced C-States 134
- LCD Display Stretch 135
- Security controller 135
- Diagnostic Mode 136
- PCI Express Link ASPM 136
- Chapter 8 137
- Preliminary checklist 138
- Analyzing the problem 138
- Hardware and system checklist 139
- System start-up 140
- Self test 140
- Overheating power down 141
- AC power 141
- 8-6 User’s Manual 142
- Troubleshooting 142
- Password 143
- Internal display panel 144
- Hard disk drive 144
- User’s Manual 8-9 145
- Pointing device 146
- USB mouse 147
- Fingerprint Sensor 148
- USB device 149
- Additional memory module 149
- Sound system 150
- External monitor 150
- Wireless LAN 151
- Bluetooth 152
- TOSHIBA support 153
- 8-18 User’s Manual 154
- Appendix A 155
- Power Requirements 156
- Appendix B 157
- B-2 User’s Manual 158
- Appendix C 159
- Radio Characteristics 160
- Supported Frequency Sub-bands 161
- C-4 User’s Manual 162
- Appendix D 163
- D-2 User’s Manual 164
- Regulatory statements 165
- Canada - Industry Canada (IC) 166
- User’s Manual D-5 167
- Using Bluetooth 168
- Device Authorization 169
- D-8 User’s Manual 170
- Appendix E 171
- E-2 User’s Manual 172
- AC Power Cord and Connectors 172
- Appendix F 173
- F-2 User’s Manual 174
- Appendix G 175
- Memory (Main System) 176
- Battery Life 176
- User’s Manual G-3 177
- Legal Footnotes 177
- G-4 User’s Manual 178
- Appendix H 179
- TOSHIBA Theft Registration 180
- Glossary 181
- Glossary-2 User’s Manual 182
- User’s Manual Glossary-3 183
- Glossary-4 User’s Manual 184
- User’s Manual Glossary-5 185
- Glossary-6 User’s Manual 186
- User’s Manual Glossary-7 187
- Glossary-8 User’s Manual 188
- User’s Manual Glossary-9 189
- Glossary-10 User’s Manual 190
- User’s Manual Glossary-11 191
- Glossary-12 User’s Manual 192
- User’s Manual Glossary-13 193
- Glossary-14 User’s Manual 194
- User’s Manual Index-1 195
- Index-2 User’s Manual 196
- User’s Manual Index-3 197
- Index-4 User’s Manual 198
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