Toshiba Satellite U840 User Manual Page 28
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Do not connect the LAN cable to a power supply. It could cause
damage or malfunction.
Back
The following figure shows the computer’s back.
Figure 2-4 The back of the computer
1
1. Cooling vents
Cooling vents The cooling vents help the processor to avoid
overheating.
Underside
The following figure shows the underside of the computer. You should
ensure that the display is closed before the computer is turned over to
avoid causing any damage.
Figure 2-5 The underside of the computer
3
1
2
2
2
2
1
1. Stereo speakers
3. Force Shut down hole
2. Cooling vents
Stereo speakers The speakers emit sound generated by your
software as well as audio alarms, such as low
battery condition, generated by the system.
Cooling vents The cooling vents help the processor to avoid
overheating.
Do not block the cooling vents. Keep foreign metal objects, such as
screws, staples and paper clips, out of the cooling vents. Foreign metal
User's Manual 2-4
- User's Manual 1
- Table of Contents 2
- Copyright 4
- Disclaimer 4
- Trademarks 4
- FCC information 5
- EU Declaration of Conformity 6
- Video Standard Notice 7
- Disposal of products 8
- REACH - Compliance Statement 9
- ENERGY STAR 10
- Program 10
- Conventions 11
- Messages 12
- Terminology 12
- General Precautions 13
- Stress injury 14
- Heat injury 14
- Pressure or impact damage 14
- Mobile phones 14
- Chapter 1 15
- Getting Started 16
- Opening the display 18
- Turning on the power 19
- Turning off the power 20
- Sleep Mode 21
- Hibernation Mode 22
- Restarting the computer 23
- User's Manual 1-10 24
- Chapter 2 25
- User's Manual 2-2 26
- Right side 27
- Underside 28
- Front with the display open 29
- User's Manual 2-6 30
- User's Manual 2-7 31
- Internal Hardware Components 32
- User's Manual 2-9 33
- Vari-Bright™ 35
- Intel Rapid Start Technology 35
- User's Manual 2-12 36
- Chapter 3 37
- The Keyboard 38
- Hot key functions 39
- FN Sticky key 40
- Wireless communications 41
- Security 42
- Card Specifications 42
- Bluetooth wireless technology 43
- Radio links 44
- LAN cable types 45
- Connecting the LAN cable 45
- Optional devices 46
- Memory media 46
- Media care 48
- Inserting a memory media 49
- HDMI Device 50
- User's Manual 3-15 51
- Security lock 52
- Optional TOSHIBA Accessories 52
- Sound System 53
- Video mode 54
- Computer Handling 54
- Heat dispersal 55
- User's Manual 3-20 56
- Chapter 4 57
- User's Manual 4-2 58
- User's Manual 4-3 59
- Special features 60
- User's Manual 4-5 61
- Sleep and Charge 62
- Enabling Sleep and Charge 63
- TOSHIBA Password Utility 64
- HW Setup 65
- Password 66
- Boot Setting 67
- Keyboard 68
- Wake-up on Keyboard 69
- Legacy USB Support 69
- Internal USB 3.0 controller 69
- Wake-up on LAN 69
- TOSHIBA PC Health Monitor 70
- System Recovery 72
- Recovery Media 74
- Recovery Hard Disk Drive 75
- Chapter 5 76
- Monitoring of power condition 77
- Battery types 78
- Charging the batteries 79
- Monitoring battery capacity 80
- Batteries exhausted time 81
- Extending battery life 81
- Power-up modes 82
- Panel power on/off 82
- Chapter 6 83
- Analyzing the problem 84
- If something goes wrong 85
- Hardware and system checklist 86
- User's Manual 6-5 87
- Internal display panel 88
- Hard Disk Drive 89
- Memory Media Card 89
- Pointing device 90
- USB mouse 91
- USB device 92
- User's Manual 6-11 93
- Sound system 94
- External monitor 94
- User's Manual 6-13 95
- TOSHIBA support 96
- Before you call 97
- TOSHIBA technical support 97
- Appendix A 98
- Appendix B 99
- User's Manual B-2 100
- Appendix C 101
- Memory (Main System) 102
- Battery Life 102
- Wireless LAN 103
- Copy Protection 104
- Appendix D 105
- Radio Regulatory Information 106
- User's Manual D-3 107
- Canada - Industry Canada (IC) 109
- Using this equipment in Japan 110
- Device Authorization 111
- User's Manual D-8 112
- User's Manual Index-3 115
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