Toshiba Satellite L755 User Manual Page 147
- Page / 179
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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User’s Manual 8-16
Troubleshooting
External monitor
Please also refer to Chapter 3, Hardware, Utilities and Options, and to the
documentation supplied with your monitor for further information.
LAN
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.
No display Try adjusting the contrast and brightness
controls on the external monitor.
Press the FN + F5 hot key in order to change the
display priority and ensure that it is not set for the
internal display only.
Check to see if the external monitor is
connected.
When the external monitor is set as the primary
display device in extended desktop mode, it will
not display when the computer wakes up from
Sleep Mode if the external monitor has been
disconnected while in Sleep Mode.
To keep this from happening, do not disconnect
the external monitor while the computer is in
Sleep or Hibernation Mode.
Remember to turn off the computer before
disconnecting the external monitor.
When the display panel and an external monitor
are set to clone mode and they are turned off by
the timer, the display panel or the external
monitor may not display when turned on again.
If this occurs, press FN + F5 to re-set the display
panel and external monitor to clone mode.
Display error occurs Check that the cable connecting the external
monitor to the computer is firmly attached.
If you are still unable to resolve the problem,
contact your reseller, dealer or service provider.
Problem
Procedure
Cannot access LAN Check for a firm cable connection between the
LAN jack and the LAN hub.
- User’s Manual 1
- Table of Contents 2
- Operating Basics 3
- The Keyboard 3
- Power and Power-Up Modes 3
- HW Setup 3
- Copyright 5
- Disclaimer 5
- Trademarks 5
- EU Declaration of Conformity 6
- Video Standard Notice 7
- Disposal of products 8
- REACH - Compliance Statement 9
- User’s Manual x 10
- L750/L755/L750D/L755D 10
- Panasonic System Networks 11
- HITACHI-LG Data Storage, Inc 11
- Precautions 12
- Conventions 13
- Key operation 14
- Messages 14
- Terminology 15
- General Precautions 16
- Stress injury 17
- Heat injury 17
- Pressure or impact damage 17
- Mobile phones 18
- Chapter 1 19
- Getting Started 20
- Connecting the AC adaptor 21
- User’s Manual 1-4 22
- Opening the display 23
- Turning on the power 24
- Turning off the power 24
- Shut Down Mode 25
- Sleep Mode 25
- Benefits of Sleep Mode 26
- Executing Sleep Mode 26
- Sleep Mode limitations 27
- Hibernation Mode 27
- Benefits of Hibernation Mode 27
- Starting Hibernation Mode 27
- Automatic Hibernation Mode 28
- Data save in Hibernation Mode 28
- System Recovery Options 29
- Creating Recovery Media 30
- User’s Manual 1-13 31
- User’s Manual 1-14 32
- Chapter 2 33
- Left side 34
- User’s Manual 2-3 35
- The Grand Tour 35
- Right side 36
- Underside 37
- Front with the display open 38
- User’s Manual 2-7 39
- User’s Manual 2-8 40
- Indicators 41
- Keyboard indicators 42
- Optical disc drives 43
- AC adaptor 43
- User’s Manual 2-12 44
- The AC adaptor (2-pin plug) 44
- The AC adaptor (3-pin plug) 44
- Processor 45
- Legal Footnote (CPU) 45
- Legal Footnote (Battery Life) 46
- Optical disc drive 47
- Vari-Bright 48
- Legal Footnote (LCD) 48
- Multimedia 49
- Communications 49
- Legal Footnote (Wireless LAN) 49
- Special features 50
- User’s Manual 3-7 51
- Utilities and Applications 52
- User’s Manual 3-9 53
- User’s Manual 3-10 54
- User’s Manual 3-11 55
- Cards/memory 56
- Peripheral devices 56
- Memory media 57
- Memory media format 58
- Card care 58
- Memory card care 59
- About the write-protect 59
- Removing a memory media 60
- Installing a memory module 61
- User’s Manual 3-18 62
- Seating the memory module 62
- User’s Manual 3-19 63
- Removing a memory module 64
- Connecting the monitor cable 65
- Connecting the HDMI out port 66
- Select HD Format 67
- HDMI 1.4 3D Video 68
- Connecting the security lock 69
- Optional accessories 70
- Chapter 4 71
- Web Camera 72
- User’s Manual 4-3 73
- How to launch the help file 75
- 1:N Mode Login screen 76
- 1:1 Mode Login screen 76
- Using optical disc drives 77
- User’s Manual 4-8 78
- Inserting a disc 78
- Removing discs 79
- Writing CD/DVD/BDs 80
- Important message 81
- User’s Manual 4-12 82
- User’s Manual 4-13 83
- User’s Manual 4-14 84
- When writing or rewriting 85
- TOSHIBA Disc Creator 86
- Data Verification 87
- Important information for use 88
- TOSHIBA VIDEO PLAYER 89
- User’s Manual 4-20 90
- Display Devices & Audio 91
- 3D playback feature 91
- User’s Manual 4-22 92
- Starting TOSHIBA VIDEO PLAYER 93
- Using WinDVD BD for TOSHIBA 94
- Notes on playing Blu-ray 3D 95
- User’s Manual 4-26 96
- Media care 97
- Sound System 97
- Opening SmartAudio Help 98
- Wireless communications 99
- Wireless LAN 100
- Security 101
- Worldwide operation 101
- Radio links 101
- Product Support: 102
- LAN cable types 103
- Connecting the LAN cable 104
- Disconnecting the LAN cable 104
- Computer Handling 105
- Sleep and Charge 106
- Enabling Sleep and Charge 107
- Heat dispersal 108
- Chapter 5 109
- Function keys: F1 … F9 110
- Hot keys 111
- FN Sticky key 112
- Windows special keys 113
- Generating ASCII characters 113
- Chapter 6 114
- Monitoring of power condition 115
- Battery pack 116
- Real Time Clock (RTC) battery 117
- Procedures 118
- Battery charging notice 119
- Extending battery life 120
- Removing the battery pack 121
- Installing the battery pack 122
- Password Utility 123
- Power-up modes 124
- Panel power on/off 125
- Chapter 7 126
- Password 127
- User Password 127
- Owner String 127
- Power On Display 128
- Boot Setting 128
- Boot Priority Options 128
- Boot Speed 129
- Panel Open - Power On 129
- Keyboard 129
- Wake-up on Keyboard 129
- Wake-up on LAN 130
- Built-in LAN 130
- Legacy USB Support 130
- SATA Interface setting 131
- Chapter 8 132
- Analyzing the problem 133
- Hardware and system checklist 134
- Overheating power down 135
- AC power 136
- User’s Manual 8-6 137
- Troubleshooting 137
- Real Time Clock 138
- Hard disk drive 139
- DVD Super Multi drive 140
- BD drive 140
- User’s Manual 8-10 141
- PRO, MultiMediaCard 142
- Touch Pad 143
- USB mouse 144
- USB device 145
- Additional memory module 146
- Sound system 146
- External monitor 147
- Bluetooth 148
- TOSHIBA support 149
- Power Requirements 150
- Appendix B 151
- Appendix C 152
- User’s Manual C-2 153
- Radio Regulatory Information 154
- User’s Manual C-4 155
- Canada - Industry Canada (IC) 156
- 1. Important notice 157
- 3. Indication for Bluetooth 158
- 4. About the JEITA 158
- User’s Manual C-8 159
- User’s Manual C-9 160
- User’s Manual C-10 161
- User’s Manual C-11 162
- User’s Manual C-12 163
- Appendix D 164
- User’s Manual D-2 165
- AC Power Cord and Connectors 165
- Appendix E 166
- Notice & Acceptance 167
- Enable PC 167
- Health Monitor 167
- PC Health Monitor Software 167
- Appendix F 168
- Memory (Main System) 169
- Battery Life 169
- Copy Protection 171
- Appendix G 172
- TOSHIBA Theft Registration 173
- Owner’s details 173
- Abbreviations 174
- User’s Manual Glossary-2 175
- Glossary 175
- User’s Manual Index-1 176
- User’s Manual Index-2 177
- User’s Manual Index-3 178
- Web Camera, 2-7, 3-5, 4-2 179
- Wireless communication, 4-29 179
- Wireless LAN, 3-5, 4-30 179
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