![Lenovo ThinkPad X230t [54/182] Wireless connections](/img/pdf.png)
Lenovo ThinkPad X230t [54/182] Wireless connections
![Lenovo ThinkPad X230t [54/182] Wireless connections](/views2/1984010/page54/bg36.png)
Wirelessconnections
Wirelessconnectionisthetransferofdatawithouttheuseofcablesbymeansofradiowavesonly.
Dependingonthefrequencyusedfordatatransmission,theareacovered,orthetypeofthedeviceusedfor
datatransfer,thefollowingcategoriesofwirelessnetworksmightbeavailabletoyou.
WirelessLAN
AwirelessLANcoversarelativelysmallgeographicarea,suchasanofcebuildingorahouse.Devices
basedonthe802.11standardscanconnecttothisnetwork.
WirelessWAN
AwirelessWANcoversabroadergeographicarea.Cellularnetworksareusedfordatatransmission,and
accessisprovidedbyawirelessservicecarrier.
Bluetooth
Bluetoothisoneofanumberoftechnologiesusedtocreateawirelesspersonalareanetwork.Bluetooth
canconnectdevicesashortdistancefromoneanother,andiscommonlyusedforconnectingperipheral
devicestoacomputer,transferringdatabetweenhand-helddevicesandapersonalcomputer,orremotely
controllingandcommunicatingwithdevicessuchasmobilephones.
WiMAX
Thislong-rangewirelessdatatransmissiontechnologybasedonthe802.16standardisexpectedtoprovide
theuseralastmilebroadbandconnectivitysimilartothatprovidedbycableorADSL,butwithouttheneed
tophysicallyconnectacabletothepersonalcomputer.
EstablishingwirelessLANconnections
Yourcomputercomeswithabuilt-inwirelessnetworkingcardandacongurationutilitytohelpyoumake
wirelessLANconnectionsandmonitorthestatusofyourconnection,sothatyoucanstayconnectedtoyour
networkwhileyouareintheofce,inameetingroom,orathome,withnoneedforawiredconnection.
Attention:
•IfyoucarryyourcomputerwiththewirelessLANfeatureintoanairplane,checktheserviceswiththe
airlinebeforeboardingtheairplane.
•Iftherearerestrictionsontheuseofcomputersonanairplanewiththewirelessfeature,youneedto
disableitbeforeboarding.Todisableit,refertotheinstructionsin“Enablingordisablingthewireless
feature”onpage41
.
Youcanpurchaseawirelessnetworkingcardasanoption.Formoreinformation,referto“FindingThinkPad
options”onpage95.
TipsforusingthewirelessLANfeature
•PlaceyourcomputersothatthereareasfewobstaclesaspossiblebetweenthewirelessLANaccess
pointandthecomputer.
•ForthebestconnectionofthewirelessLANfeature,openyourcomputerdisplaytoanangleofslightly
morethan90degrees.
•Ifyouusethewirelessfeature(the802.11standard)ofyourcomputersimultaneouslywithaBluetooth
option,datatransmissionspeedcanbedelayedandtheperformanceofthewirelessfeaturecanbe
degraded.
38UserGuide
Содержание
- Chapter 1 product overview 1 3
- Chapter 2 using your computer 19 3
- Chapter 3 you and your computer 49 3
- Chapter 4 security 53 3
- Chapter 5 recovery overview 65 3
- Contents 3
- Read this first v 3
- Appendix a regulatory information 151 4
- Chapter 10 troubleshooting computer problems 131 4
- Chapter 11 getting support 147 4
- Chapter 6 replacing devices 71 4
- Chapter 7 enhancing your computer 95 4
- Chapter 8 advanced configuration 105 4
- Chapter 9 preventing problems 125 4
- Appendix b weee and recycling statements 157 5
- Appendix c energy star model information 161 5
- Appendix d notices 163 5
- Be sure to follow the important tips given here to get the most use and enjoyment out of your computer failure to do so might lead to discomfort or injury or cause your computer to fail 7
- Prevent your computer from getting wet 7
- Protect the cables from being damaged 7
- Protect yourself from the heat generated by the ac power adapter 7
- Protect yourself from the heat that your computer generates 7
- Read this first 7
- Important safety information 8
- Conditions that require immediate action 9
- Safety guidelines 9
- Service and upgrades 9
- Power cords and power adapters 10
- Extension cords and related devices 11
- Plugs and outlets 11
- Power supply statement 11
- External devices 12
- General battery notice 12
- Rechargeable battery notice 12
- Heat and product ventilation 13
- Lithium coin cell battery notice 13
- Electrical current safety information 14
- Liquid crystal display lcd notice 15
- Using headphones or earphones 15
- Additional safety information 16
- Chapter 1 product overview 17
- Front view 17
- Locating computer controls connectors and indicators 17
- Right side view 19
- Left side view 21
- Bottom view 22
- Rear view 23
- Status indicators 23
- Power status indicators 24
- System status indicators 24
- Locating important product information 25
- Machine type and model label 25
- Certificate of authenticity label 26
- Fcc id and ic certification number label 26
- Features 27
- Specifications 28
- Accessing thinkvantage programs on the windows 7 operating syste 29
- Accessing thinkvantage programs on the windows 7 operating system 29
- Operating environment 29
- Thinkvantage programs 29
- Accessing programs from control panel 30
- Accessing programs from the lenovo thinkvantage tools program 30
- Note depending on your computer model some of the programs might not be available 30
- Note if a program icon in the lenovo thinkvantage tools program navigation window is dimmed it indicates that you need to install the program manually to install the program manually double click the program icon then follow the instructions on the screen when the installation process completes the program icon will be activated 30
- Note if you do not find the program you need in control panel open the lenovo thinkvantage tools program navigation window and double click the dimmed icon to install the program you need then follow the instructions on the screen when the installation process completes the program icon will be activated and you can find the program in control panel 30
- The programs and the corresponding sections and green texts in control panel are listed in the following table 30
- To access programs from control panel click start control panel depending on the program you want to access click the corresponding section and then click the corresponding green text 30
- To access programs from the lenovo thinkvantage tools program click start all programs lenovo thinkvantage tools then double click a program icon to access the program 30
- Access connections 31
- Active protection system 31
- By switching between location profiles as you move your computer from place to place you can quickly and easily connect to a network with no need to reconfigure your settings manually and restart the computer each time 31
- Introduction to thinkvantage programs 31
- Note depending on your computer model some of the programs might not be available 31
- The access connections program is a connectivity assistant program for creating and managing location profiles each location profile stores all the network and internet configuration settings needed for connecting to a network infrastructure from a specific location such as a home or an office 31
- The active protection system program protects your hard disk drive when the shock sensor inside your computer detects a condition that could damage the drive such as system tilt excessive vibration or shock the hard disk drive is less vulnerable to damage when it is not operating this is because when the hard disk drive is not operating the system stops it from spinning and might also move the read and write heads of the drive to areas that do not contain data as soon as the shock sensor senses that the environment is stable again minimal change in system tilt vibration or shock it turns the hard disk drive on 31
- This topic provides a brief introduction to some thinkvantage programs 31
- Chapter 2 using your computer 35
- Frequently asked questions 35
- Registering your computer 35
- Tablet mode 37
- Using tablet mode 37
- Using the tablet digitizer pen 39
- Using the touch panel 40
- Special keys and buttons 42
- Using the tablet buttons 42
- Using the tablet shortcut menu 42
- Function key combinations 43
- Volume and mute buttons 44
- Windows key 45
- Using the trackpoint pointing device 46
- Using the ultranav pointing device 46
- Behavior of the ultranav pointing device and an external mouse 48
- Using the touch pad 48
- Adding the ultranav icon to the windows notification area 49
- Checking the battery status 49
- Power management 49
- Using the ac power adapter 49
- Charging the battery 50
- Managing the battery power 50
- Maximizing the battery life 50
- Power saving modes 51
- Handling the battery 52
- Connecting to the network 53
- Ethernet connections 53
- Establishing wireless lan connections 54
- Wireless connections 54
- Establishing wireless wan connections 55
- Using bluetooth 55
- Checking wireless connection status 56
- Using wimax 56
- Enabling or disabling the wireless feature 57
- Attaching an external monitor 58
- Changing display settings 58
- Connecting a projector or an external display 58
- Presentations and multimedia 58
- Setting up a presentation 59
- Using the displayport connector 59
- Enabling the extend desktop function 60
- Using audio features 60
- Using the extend desktop function 60
- Using an integrated camera 61
- Using an expresscard a flash media card or a smart card 62
- Accessibility and comfort 65
- Chapter 3 you and your computer 65
- Ergonomic information 65
- Accessibility information 66
- Comfort 66
- Assistive technologies 67
- Screen reader technologies 67
- Travel tips 67
- Traveling with your computer 67
- Travel accessories 68
- Attaching a mechanical lock 69
- Chapter 4 security 69
- Passwords and sleep mode 69
- Typing passwords 69
- Using passwords 69
- Hard disk passwords 70
- Power on password 70
- Supervisor password 72
- Hard disk security 74
- Setting the security chip 75
- Using the fingerprint reader 76
- Notice on deleting data from your hard disk drive or solid state 79
- Notice on deleting data from your hard disk drive or solid state drive 79
- Protecting data against viruses 80
- Using firewalls 80
- Chapter 5 recovery overview 81
- Creating and using recovery media 81
- Performing a backup operation 82
- Performing backup and recovery operations 82
- Performing a recovery operation 83
- Using the rescue and recovery workspace 83
- Creating a rescue medium 84
- Creating and using a rescue medium 84
- Using a rescue medium 84
- Reinstalling preinstalled applications and device drivers 85
- Solving recovery problems 86
- Chapter 6 replacing devices 87
- Static electricity prevention 87
- Replacing the battery 88
- Replacing the sim card 90
- Replacing the hard disk drive or solid state drive 91
- Replacing a memory module 94
- Replacing the keyboard 97
- Replacing the palm rest 100
- Replacing the wireless lan wimax card 103
- Replacing the wireless wan card 106
- Replacing the backup battery 108
- Chapter 7 enhancing your computer 111
- Finding thinkpad options 111
- Thinkpad ultrabase series 3 111
- Top view 111
- Attaching the thinkpad ultrabase series 3 112
- Bottom view 112
- Detaching the thinkpad ultrabase series 3 114
- Security feature 116
- Thinkpad battery 19 116
- Attaching a thinkpad battery 19 117
- Bottom view 117
- Top view 117
- Detaching the thinkpad battery 19 119
- Charging the thinkpad battery 19 120
- Before you begin 121
- Chapter 8 advanced configuration 121
- Installing a new operating system 121
- Installing the windows 7 operating system 122
- Installing device drivers 123
- Installing the driver for the 4 in 1 media card reader 123
- Installing the driver for usb 3 in windows 7 123
- Installing the thinkpad monitor file for windows 2000 xp vista 7 123
- Installing other drivers and software 124
- Main menu 124
- Thinkpad setup 124
- Asset tag 125
- Config menu 125
- Cpu speed 125
- Cpu type 125
- Default values are in boldface 125
- Embedded controller version 125
- If you need to change the configuration of your computer select config from the thinkpad setup program main menu 125
- Installed memory 125
- Mac address internal lan 125
- Machine type model 125
- On each submenu press the enter key to show selectable options and select a desired option by using the cursor keys 125
- Some items are displayed on the menu only if the computer supports the corresponding features 125
- System board serial number 125
- System unit serial number 125
- The following table lists the config menu items 125
- Date time menu 131
- Default values are in boldface 131
- If you need to set the current date and time of your computer select date time from the thinkpad setup menu the following submenu is displayed 131
- If you need to set the security features of your computer select security from the thinkpad setup menu 131
- Note another way to adjust the date and time is to press the or key 131
- On each submenu press the enter key to show selectable options and select a desired option by using the cursor keys 131
- Press tab shift tab or enter to select a field 131
- Security menu 131
- Some items are displayed on the menu only if the computer supports the corresponding features 131
- System date 131
- System time 131
- To change the date and time do the following 131
- Type the date or time 131
- Using the up and down arrow keys select the item to change date or time 131
- Startup menu 136
- Default values are in boldface 137
- Note the boot menu will be displayed when the system cannot boot from any devices or the operating system cannot be found 137
- On each submenu press the enter key to show selectable options and select a desired option by using the cursor keys 137
- Select the device you want to start first 137
- Some items are displayed on the menu only if the computer supports the corresponding features 137
- The following table lists the startup menu items 137
- Turn on the computer then then while the thinkpad logo is displayed press f12 137
- Restart menu 138
- System management 138
- Updating your system uefi bios 138
- Using system management 138
- Asset id eeprom 139
- Desktop management interface 139
- Preboot execution environment 139
- Setting management features 139
- Wake on lan 139
- Flash update 140
- Network boot sequence 140
- Chapter 9 preventing problems 141
- General tips for preventing problems 141
- Making sure device drivers are current 142
- Taking care of your computer 143
- Cleaning the cover of your computer 144
- Chapter 10 troubleshooting computer problems 147
- Computer stops responding 147
- Diagnosing problems 147
- Troubleshooting 147
- Error messages 148
- Spills on the keyboard 148
- Errors without messages 150
- Beep errors 151
- Ethernet problems 151
- Memory module problems 151
- Networking problems 151
- A wireless lan problem 152
- A wireless wan problem 153
- Bluetooth problems 153
- Problems with keyboard and other pointing devices 153
- Ultranav pointing device problems 153
- Computer screen problems 154
- Keyboard problems 154
- Problems with the display and multimedia devices 154
- External monitor problems 155
- Audio problems 156
- Battery and power problems 158
- Battery problems 158
- Fingerprint reader problems 158
- An ac power adapter problem 159
- Power problems 159
- A power button problem 160
- Sleep and hibernation problems 160
- Startup problems 160
- Hard disk drive problems 161
- Problems with drives and other storage devices 161
- A software problem 162
- A solid state drive problem 162
- A usb problem 162
- Before you contact lenovo 163
- Chapter 11 getting support 163
- Getting help and service 163
- Calling lenovo 164
- Lenovo support web site 164
- Using diagnostic programs 164
- Purchasing additional services 165
- Appendix a regulatory information 167
- Wireless related information 167
- Location of the ultraconnect wireless antennas 168
- Electronic emission notices 169
- Export classification notice 169
- Federal communications commission declaration of conformity 169
- Locating wireless regulatory notices 169
- European union compliance to the electromagnetic compatibility 170
- European union compliance to the electromagnetic compatibility directive 170
- German class b compliance statement 170
- Industry canada class b emission compliance statement 170
- Japan compliance statement for products which connect to the pow 171
- Japan compliance statement for products which connect to the power mains with rated current less than or equal to 20 a per phase 171
- Japan vcci class b compliance statement 171
- Korea class b compliance statement 171
- Lenovo product service information for taiwan 171
- Appendix b weee and recycling statements 173
- Eu weee statements 173
- Japan recycling statements 173
- Battery recycling information for taiwan 174
- Recycling information for brazil 174
- Battery recycling information for the european union 175
- Battery recycling information for the united states and canada 175
- Appendix c energy star model information 177
- Appendix d notices 179
- Trademarks 180
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