Lenovo ThinkPad T420s (English) User Guide
Lenovo ThinkPad T420s Manual
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- Lenovo ThinkPad T420s | (English) User Guide - Page 1
User Guide ThinkPad T420s and T420si - Lenovo ThinkPad T420s | (English) User Guide - Page 2
site. To refer to them, go to http://www.lenovo.com/support, and then click User guides & manuals. Third Edition (May 2012) © Copyright Lenovo 2012. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration "GSA" contract, use, reproduction, or - Lenovo ThinkPad T420s | (English) User Guide - Page 3
39 Using the ac power adapter 39 Charging the battery 40 Maximizing battery life 40 Managing your battery power 40 Power-saving modes 40 Handling the battery 42 Connecting to the network 43 Ethernet connections 43 Wireless connections 43 Using a projector or external display 51 Changing - Lenovo ThinkPad T420s | (English) User Guide - Page 4
Installing the driver for USB 3.0 155 Installing ThinkPad Monitor File for Windows 2000/XP/Vista/7 155 ThinkPad Setup 157 Config menu 158 Date and time menu 159 Security menu 159 Startup menu 160 Restart menu 162 ThinkPad Setup items 162 Updating your system UEFI BIOS . . . . . 172 Using - Lenovo ThinkPad T420s | (English) User Guide - Page 5
Bus problems 209 A docking station or port replicator problem 209 Chapter 11. Getting support . . . . 211 Before you contact Lenovo 211 Register your computer 211 Download system updates 211 Record information 211 Getting help and service 212 Using diagnostic programs 212 Lenovo Support Web - Lenovo ThinkPad T420s | (English) User Guide - Page 6
iv User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 7
or the battery is charging, in the battery. Extended contact with extended time. • Periodically take hands from using the keyboard by lifting your hands from the palm rest. Protect yourself from the heat generated by the ac power adapter. When the ac power adapter power adapter, a mouse, a keyboard, - Lenovo ThinkPad T420s | (English) User Guide - Page 8
or the Lenovo Limited Warranty. For more information, see the Safety and Warranty Guide came with your computer. Customer safety is important. Our products are developed to be safe and effective. However, personal computers are electronic devices. Power cords, power adapters, and other features can - Lenovo ThinkPad T420s | (English) User Guide - Page 9
you can speak to the Customer Support Center for further guidance. • Power cords, plugs, power adapters, extension cords, surge protectors, or power supplies that are cracked, broken, or damaged. • Signs of overheating, smoke, sparks, or fire. • Damage to a battery (such as cracks, dents, or creases - Lenovo ThinkPad T420s | (English) User Guide - Page 10
and wait three to five minutes to let the computer cool before opening the cover. Power cords and power adapters DANGER Use only the power cords and power adapters supplied by the product manufacturer. The power cords shall be safety approved. For Germany, it shall be H05VV-F, 3G, 0.75 mm2, or - Lenovo ThinkPad T420s | (English) User Guide - Page 11
remove the cover on a power supply or any part that has the following label attached. Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a problem with one of these parts - Lenovo ThinkPad T420s | (English) User Guide - Page 12
notebook computers, utilize a rechargeable battery pack to provide system power when in portable mode. Batteries supplied by Lenovo for use with your product have been tested for compatibility and should only be replaced with approved parts. Never attempt to open or service any battery. Do not crush - Lenovo ThinkPad T420s | (English) User Guide - Page 13
DANGER Computers, ac power adapters, and many accessories can generate heat when turned on and when batteries are charging. keyboard for any extended length of time. • Do not operate your computer or charge the battery near flammable materials or in explosive environments. • Ventilation slots, fans - Lenovo ThinkPad T420s | (English) User Guide - Page 14
adapter in contact with any part of your body while using it. Never use the ac power adapter to warm your body. Extended DANGER Electric current from power, telephone, and all power cords to power cords, battery pack, and all the cables before you open the device covers, unless instructed - Lenovo ThinkPad T420s | (English) User Guide - Page 15
hazardous laser radiation. There are no serviceable parts inside the device. • Use The fluorescent lamp in the liquid crystal display contains mercury; dispose according to local, output of the headphone or earphone connectors do not comply with specifications of EN 50332-2. The headphone output - Lenovo ThinkPad T420s | (English) User Guide - Page 16
WARNING Handling the cord on this product or cords associated with accessories sold with this product will expose you to lead, a chemical known to the State of California to cause cancer, and birth defects or other reproductive harm. Wash hands after handling. Save these instructions. xiv User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 17
the locations of connectors, locating important product information, computer features, specifications, operating environment, and preinstalled software programs. This chapter contains 6 • "Rear View" on page 9 • "Bottom view" on page 7 • "Status indicators" on page 10 © Copyright Lenovo 2012 1 - Lenovo ThinkPad T420s | (English) User Guide - Page 18
right) 15 Forward and Back keys 17 Bluetooth antenna 19 Touch pad buttons 21 CapsLock indicator 2 Power switch 4 TrackPoint buttons 6 Volume control buttons 8 UltraConnect™ wireless antennas (left) 10 Integrated camera 12 Built-in microphone (right) 14 Built-in stereo speaker (right) 16 Fingerprint - Lenovo ThinkPad T420s | (English) User Guide - Page 19
turn it off, press and hold the power switch for 4 seconds or more. If the system is still not reset, remove the ac power adapter and the battery. 3 ThinkVantage button Press the ThinkVantage button to launch the SimpleTap program (for Windows® 7) or the ThinkVantage Productivity Center program (for - Lenovo ThinkPad T420s | (English) User Guide - Page 20
the computer and enter the UEFI Setup Utility. For details, refer to the instructions in "Using a fingerprint reader" on page 79. 17 Bluetooth antenna Your computer has Bluetooth Integrated Bluetooth features. 20 Fn key Use the Fn key to take advantage of ThinkPad® functions, such as turning on the - Lenovo ThinkPad T420s | (English) User Guide - Page 21
Right-side view Figure 2. ThinkPad T420s/T420si right side view 1 Security keyhole 3 Wireless radio switch 2 Serial Ultrabay Slim 1 Security keyhole Your Serial Ultrabay Enhanced device. 3 Wireless radio switch You can quickly turn the wireless features of your computer on and off using this - Lenovo ThinkPad T420s | (English) User Guide - Page 22
camera. microphone. For more information about the audio devices supported by the combo audio jack of your computer and the audio jacks of ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, and ThinkPad Mini Dock Plus Series 3 (170 W). See "Using audio features" on page 59. 6 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 23
page 61. Bottom view Figure 4. ThinkPad T420s/T420si bottom view 1 PCI Express Mini Card slot for wireless LAN/WiMAX 3 Docking connector 5 Hard disk drive or solid state drive 7 Battery 2 PCI Express Mini Card slot for wireless WAN or mSATA solid state drive 4 Memory-upgrade slot 6 SIM card slot - Lenovo ThinkPad T420s | (English) User Guide - Page 24
for data storage. 3 Docking connector With a ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, or ThinkPad Mini Dock Plus Series 3 (170 W), you can extend the computer capabilities when you are in your office or at home. 4 Memory-upgrade slot You can - Lenovo ThinkPad T420s | (English) User Guide - Page 25
View Figure 5. ThinkPad T420s/T420si rear view 1 Power jack 3 USB connector (rear) 5 DisplayPort connector 7 Fan louvers (rear) 2 Ethernet connector 4 Always On USB connector 6 Monitor connector 1 Power jack The ac power adapter cable connects to the computer power jack to provide power to the - Lenovo ThinkPad T420s | (English) User Guide - Page 26
connector on the ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, or ThinkPad Mini Dock Plus Series 3 (170 W), not the one on the computer. For details, refer to the instructions in "Attaching an external monitor" on page 52. 7 Fan louvers (rear) The - Lenovo ThinkPad T420s | (English) User Guide - Page 27
the bay, or turn off the computer. 2 Power On The power switch stays lit whenever the computer is on, blinks when support this function. Power-status indicators The computer has status indicators that show the mode (sleep/standby, hibernation, or normal), ac power status, the status of the battery - Lenovo ThinkPad T420s | (English) User Guide - Page 28
or hibernation mode. • Quick blinking orange: An error has been occurred in the battery. • The battery status indicator blinks three times: The ac power adapter is attached to the computer. • The battery status indicator is off: The battery is fully charged or the battery is detached. 12 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 29
(COA) label. Machine type and model label The machine type and model label identifies your computer. If you contact Lenovo for help, the machine type and model number will enable support technicians to identify your computer and provide the highest level of service. Chapter 1. Product overview 13 - Lenovo ThinkPad T420s | (English) User Guide - Page 30
computer. The FCC ID and IC Certification number label is affixed on the card installed in the PCI Express Mini Card slot of your computer. 14 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 31
: Click Start, right-click Computer (in Windows XP, My Computer); then from the pull down menu select Properties. Memory • Double data rate 3 (DDR3) synchronous dynamic random access memory Storage device • 2.5-inch (7 mm height) solid state drive or 2.5-inch (7 mm height or 9.5 mm height) hard - Lenovo ThinkPad T420s | (English) User Guide - Page 32
color display uses TFT technology: • Size: 14.01 inch (355.6 mm) • Resolution: - LCD: Up to 1600-by-900, depending on the model - External monitor: Up to 2048-by-1536 • Brightness control • ThinkLight • Integrated camera (on some models) • Multitouch panel (on some models) • Built-in microphones (on - Lenovo ThinkPad T420s | (English) User Guide - Page 33
Hz • Input rating of the ac power adapter: 100 to 240 V AC, 50 to 60 Hz Battery pack • Lithium-ion (Li-Ion) battery pack Battery life • For percentage of remaining battery power, see the Power Manager Battery Gauge in the task bar. • The Power Manager also displays a green, yellow and red indication - Lenovo ThinkPad T420s | (English) User Guide - Page 34
window is dimmed, it indicates that you need to install the application manually. To install the application manually, double-click the application icon. Then, follow the instructions on the screen. When the installation process completes, the application icon will be activated. 18 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 35
and Diagnostics Mobile Broadband Activate Network and Internet Lenovo - 3G Mobile Broadband Password Manager System and Security User Accounts and Family Safety Lenovo - Password Vault Power Manager Hardware and Sound System and Security Lenovo - Power Controls Chapter 1. Product overview - Lenovo ThinkPad T420s | (English) User Guide - Page 36
and Recovery System and Security ThinkVantage GPS Network and Internet System and Security Green text on the Control Panel Lenovo - Factory Recovery Disks Lenovo - SimpleTap Lenovo - Update and Drivers Lenovo - Enhanced Backup and Restore Lenovo - GPS Access Connections Access Connections™ is - Lenovo ThinkPad T420s | (English) User Guide - Page 37
is available only on models preinstalled with the Windows 7 operating system. If your Windows 7 model is not preinstalled with the program, you can download it from http://support.lenovo.com. Lenovo ThinkVantage Toolbox Note: Depending on the date when your computer was manufactured, your computer - Lenovo ThinkPad T420s | (English) User Guide - Page 38
and power saving. To open Power Manager, do the following: • For Windows 7: See "Accessing applications in Windows 7" on page 18. • For Windows Vista and Windows XP: Click Start ➙ All Programs ➙ ThinkVantage ➙ Power Manager. Presentation Director Presentation Director is a display configuration - Lenovo ThinkPad T420s | (English) User Guide - Page 39
SimpleTap program, you can download it from http://support.lenovo.com. System Update The System Update program helps you keep the software on your computer up-to-date by downloading and installing software packages (ThinkVantage applications, device drivers, UEFI BIOS updates, and other third party - Lenovo ThinkPad T420s | (English) User Guide - Page 40
your computer. It enables you to access other ThinkVantage Technologies, view messages from Lenovo, and perform the most frequently used tasks such as device configuration, wireless network configuration, and computer management and maintenance. To open the ThinkVantage Productivity Center program - Lenovo ThinkPad T420s | (English) User Guide - Page 41
: http://www.lenovo.com/support/faq Can I get my user guide in another language? • To download the user guide in another language, go to http://www.lenovo.com/support. Then follow the instructions on the screen. On the go and need to use battery power more effectively? © Copyright Lenovo 2012 25 - Lenovo ThinkPad T420s | (English) User Guide - Page 42
a Windows 7 model, it does not support Presentation Director, however the Fn+F7 key combination may still be used to switch display output location. • Make sure that you follow the procedure in "Attaching an external monitor" on page 52. • With the Extend desktop function, you can display output on - Lenovo ThinkPad T420s | (English) User Guide - Page 43
the Rescue and Recovery program. • Configure your computer or start the ThinkPad Setup. To access the Rescue and Recovery workspace, turn on the computer; then, while the "To interrupt normal startup, press the blue ThinkVantage button" message is displayed at the lower-left of the screen, press the - Lenovo ThinkPad T420s | (English) User Guide - Page 44
of the cursor- and screen-control keys are not printed on the keys. Function key combinations By setting the function keys, you can change operational features instantly. To use this function, press and hold the Fn key (1); then press one of the function keys (2). 28 User - Lenovo ThinkPad T420s | (English) User Guide - Page 45
hard drive. - To use Fn+F3, Fn+F4, and Fn+F12 key combinations, you must have the ThinkPad PM device driver installed on your computer. For information on the power management function, refer to "Power management" on page 38. Applying a presentation scheme • Fn+F7 Chapter 2. Using your computer 29 - Lenovo ThinkPad T420s | (English) User Guide - Page 46
it does not support presentation schemes, however the Fn+F7 key combination may still be used to switch display output location. Switching a display output location • Fn+F7 For Windows 7: Switch between the computer display and an external monitor. Windows will show these display options: - Computer - Lenovo ThinkPad T420s | (English) User Guide - Page 47
attaching an ac power adapter. To change the default brightness level, change the settings of the Power Option in the Control Panel or use the Power Manager. • Fn+End: The computer display becomes dimmer. The purpose of this method is to change the brightness level temporarily. On Windows Vista, the - Lenovo ThinkPad T420s | (English) User Guide - Page 48
Microphone window for adjusting the output volume or the recording volume, do the following: For Windows 7 and Windows Vista: 1. Click Start ➙ Control Panel ➙ Hardware and Sound ➙ Sound. The Sound window For Windows XP: Properties window appears window, click the volume icon. To control the 32 User - Lenovo ThinkPad T420s | (English) User Guide - Page 49
volume, refer to your Windows online help. Setting the microphone mute button in Windows 7 and Windows Vista By default, you can Windows key and Application key The following two keys are on your computer keyboard: 1 Windows key If you press this key, the Start menu of Windows is displayed or - Lenovo ThinkPad T420s | (English) User Guide - Page 50
both basic and extended functions. You window is displayed. In this window click Manage Settings. A mouse properties window is displayed. Click the UltraNav tab. • Use the Start menu of your computer as follows: - For Windows 7 and Windows parallel to the keyboard; the pointing window. 34 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 51
TrackPoint, these instructions will help the TrackPoint pointing device and its buttons as follows: • Switch the functions of the left and right buttons. • Change pops up. 2. Click Manage Settings to open the Mouse properties window. 3. Click the UltraNav tab. Under TrackPoint, proceed to changing - Lenovo ThinkPad T420s | (English) User Guide - Page 52
If you replace the keyboard, a new keyboard is shipped with the default cap. If you wish, you can keep the cap from your old keyboard and use mouse. Using the multi-touch touch pad The touch pad of your computer supports multi-touch with which you can zoom in, zoom out, scroll or . 36 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 53
properties window by clicking the UltraNav icon in the task bar. For details, refer to the instructions in display of the UltraNav icon on the system tray, do as follows: 1. Press Fn+F8. A panel headed UltraNav Device Settings pops up. 2. Click Manage Settings to open the Mouse properties window - Lenovo ThinkPad T420s | (English) User Guide - Page 54
management When you need to use your computer away from electrical outlets, you depend on battery power to keep your computer running. Different computer components consume power at different rates. The more you use the power-intensive components, the faster you consume battery power. 38 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 55
power adapter to the power jack of the computer. 2. Connect the power cord to the transformer pack. 3. Plug the power cord into an electrical outlet. You can check the status of your battery at any time by looking at the battery meter at the bottom of your display. Notes: • When the ac power adapter - Lenovo ThinkPad T420s | (English) User Guide - Page 56
is fully charged when the ac power adapter is plugged in and the battery indicator is green. 2. Use the battery until the charge is completely depleted-until the battery status indicator starts blinking orange. • Always use power management features such as power modes, screen blank, sleep (standby - Lenovo ThinkPad T420s | (English) User Guide - Page 57
for selecting a power plan (in Windows XP, power scheme) appears. 2. Select Fn+F3 Settings. 3. Select Power off display. 4. Click OK. The next time you press Fn+F3, you can turn off the computer display. • Sleep (standby in Windows XP). In sleep (standby) mode, your work is saved to memory, and then - Lenovo ThinkPad T420s | (English) User Guide - Page 58
it away from children. The battery pack is a consumable supply. If your battery begins to discharge too quickly, replace the battery pack with a new one of the type recommended by Lenovo. For more information on replacing the battery pack, contact your Customer Support Center. DANGER Do not drop - Lenovo ThinkPad T420s | (English) User Guide - Page 59
local ordinances or regulations and your company's safety standards. Connecting to the network Your computer has one or more network adapters for connecting to the Internet and to your company's wired LAN or wireless LAN network. Note: Some models come with a built-in wireless WAN card enabling you - Lenovo ThinkPad T420s | (English) User Guide - Page 60
the other adapters on demand. After setting up your wireless networking connection, you can use the program to quickly switch the network settings. Wireless upgradeable ThinkPad models Your computer can be wireless upgradeable. This means that your computer has an antenna that can support wireless - Lenovo ThinkPad T420s | (English) User Guide - Page 61
Fn+F5, a list of wireless features is displayed. You can enable or disable the Bluetooth features with a single click. In Windows XP, you can use either ThinkPad Bluetooth with Enhanced Data Rate Software, or the Microsoft Bluetooth software. By default, ThinkPad Bluetooth with Enhanced Data Rate - Lenovo ThinkPad T420s | (English) User Guide - Page 62
device drivers will be installed on demand when you use certain Bluetooth profiles for the first time. Using the Microsoft Bluetooth software If you are using Windows XP and want to use the Microsoft standard Bluetooth features, install the software by following the instructions in "Installing - Lenovo ThinkPad T420s | (English) User Guide - Page 63
features of Bluetooth, right-click the icon. A pop-up menu appears. Select Bluetooth Setup Wizard or Advanced Configuration. The Bluetooth Setup Wizard has the following capabilities: • Finding all Bluetooth-enabled devices that can provide services • Finding a specific Bluetooth-enabled - Lenovo ThinkPad T420s | (English) User Guide - Page 64
with ThinkPad Bluetooth with Enhanced Data Rate Software as follows: 1. Press Fn+F5 to turn the Bluetooth power on. 2. Click Start ➙ Run. 3. Type C:\SWTOOLS\Drivers\TPBTooth\Setup.exe (or specify the full path to the setup.exe file you have downloaded from http://www.lenovo.com/support); then - Lenovo ThinkPad T420s | (English) User Guide - Page 65
to the PC. To use the WiMAX feature, start Access Connections. For Windows 7: To start the Access Connections wizard, see "Accessing applications in Windows 7" on page 18, and follow the instructions on the screen. For Windows Vista and Windows XP: To start the Access Connections wizard, click - Lenovo ThinkPad T420s | (English) User Guide - Page 66
wireless features is displayed. You can turn the feature on and off with a single click. You can also enable or disable the feature by the following procedures. To enable the wireless feature, do as follows: 1. Click the Access Connections wireless status icon in the system tray. 2. Click Power On - Lenovo ThinkPad T420s | (English) User Guide - Page 67
status icon in the system tray. • Click Power Off Wireless Radio. Notes: • You can use the wireless radio switch to disable the wireless radio of all the wireless devices on your computer. • If your computer is a Windows 7 model, to display the Access Connections status icon and the wireless status - Lenovo ThinkPad T420s | (English) User Guide - Page 68
tab, and then click Num Lock Settings. 4. The setting window opens. 5. Follow the instructions on the screen. Connecting a projector or external display Attaching an external monitor Your computer can support a maximum video resolution of up to 2048x1536 (with an external monitor attached to the - Lenovo ThinkPad T420s | (English) User Guide - Page 69
. For Windows XP: 1. Turn off the computer. 2. Connect the external monitor to the monitor connector; then connect the monitor to an electrical outlet. 3. Turn on the external monitor and the computer. 4. Change the display output location by pressing Fn+F7. This allows you to switch between viewing - Lenovo ThinkPad T420s | (English) User Guide - Page 70
check box. 14. Select Manufacturer and Model for your monitor. If you cannot find your monitor in the list, stop the installation of this driver and use the driver shipped with your monitor. 15. After updating the driver, click Close. 16. Set Resolution and Colors in the Display Settings window. 17 - Lenovo ThinkPad T420s | (English) User Guide - Page 71
than two monitor types are displayed, select Default Monitor. 9. Click Properties. 10. Click the Driver tab. 11. Click Update Driver. The Hardware Update Wizard appears. 12. Click No, not this time, and then click Next. 13. Select Install from a list or specific location (Advanced), and then click - Lenovo ThinkPad T420s | (English) User Guide - Page 72
, or HDMI ports. The DisplayPort connector of your computer supports audio as well as video streaming. Setting up a presentation Note: If your computer is a Windows 7 model, it does not support Presentation Director, but the Fn+F7 or Win+P key combination is available for switching display output to - Lenovo ThinkPad T420s | (English) User Guide - Page 73
mode, only the primary display shows DOS; the other display is blacked out. If your computer has the Intel display adapter, you can designate the other display as the primary display by doing the following: 1. Press Ctrl+Alt+F12. The Intel CUI window opens. 2. Select Extended Desktop. 3. Change the - Lenovo ThinkPad T420s | (English) User Guide - Page 74
on the external monitor and the computer. 4. Right-click on the desktop, and click Properties to open the Display Properties window. 5. Click the Settings tab, and click the Monitor-2 icon. 6. Select the Extend my Windows desktop onto this monitor check box and click Apply. (If the Monitor Settings - Lenovo ThinkPad T420s | (English) User Guide - Page 75
feature Some ThinkPad notebooks support NVIDIA Optimus Graphics. NVIDIA Optimus Graphics enables a dynamic switch, that is, a switch with no need to restart your computer between High Performance and Energy Saving Graphics. Note: To use the DisplayPort feature or DVI monitor on the docking station - Lenovo ThinkPad T420s | (English) User Guide - Page 76
supported Conventional microphone Not supported Not supported Microphone jack of the docking station Microphone function not supported Not supported Not supported Microphone function supported Beam Forming feature A built-in dual array digital microphone is mounted at the top of the display - Lenovo ThinkPad T420s | (English) User Guide - Page 77
3. In the Communications Utility window, configure the camera settings depending on your individual needs. Using the ThinkLight feature Because your computer can travel with you, you might need to use it in less than perfect lighting conditions. To illuminate the keyboard by turning on your computer - Lenovo ThinkPad T420s | (English) User Guide - Page 78
on the screen. • For Windows Vista and Windows XP: - Open Control Panel and switch to Classic view. - Double-click the Add Hardware icon. The Add Hardware Wizard starts. - Follow the instructions on the screen. Removing an ExpressCard, a flash media card or a smart card Attention: 62 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 79
storage ExpressCard, such as a flash memory ExpressCard, a solid state ExpressCard, or a memory card reader ExpressCard, from an and Eject Media icon. • Select corresponding item to eject the card from the Windows operating system. • Press the card to eject it from your computer. • Remove - Lenovo ThinkPad T420s | (English) User Guide - Page 80
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virtual office may mean adapting to frequent changes in your Display: Position the display to maintain a comfortable viewing distance of 510-760 mm (20-30 inch). Avoid glare or reflections on the display from overhead lighting or outside sources of light. Keep the display screen © Copyright Lenovo - Lenovo ThinkPad T420s | (English) User Guide - Page 82
these options at http://www.lenovo.com/accessories/services/index.html. Explore your options for docking solutions and external products that can provide the adjustability and features that you want. ThinkPad features that promote comfort: There are easy to use ThinkPad features that can help make - Lenovo ThinkPad T420s | (English) User Guide - Page 83
Click Accessibility Options. This help system supports the accessibility features provided by your Windows operating system, screen readers designed to operate in the Windows environment, and Windows keyboard navigation. For a complete listing of Microsoft Windows Keyboard Guide, go to: http://www - Lenovo ThinkPad T420s | (English) User Guide - Page 84
. Travel accessories Here is a checklist of things to consider packing when you are going to be away from the office: Travel Essentials • ThinkPad ac power adapter • External mouse, if you are accustomed to using one • Ethernet cable • Extra battery, charged • A quality carrying case that provides - Lenovo ThinkPad T420s | (English) User Guide - Page 85
country you might want to consider these items • An ac power adapter for the country that you are traveling to • An adapter to connect to a phone line in that country Other items you may wish to consider • ThinkPad AC/DC Combo Adapter • External storage device Chapter 3. You and your computer 69 - Lenovo ThinkPad T420s | (English) User Guide - Page 86
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instructions shipped with the mechanical lock. Note: You are responsible for evaluating, selecting, and implementing the locking devices and security features. Lenovo your computer or your data. If this icon appears, enter Power-on password or Supervisor password. If this icon appears, enter Hard - Lenovo ThinkPad T420s | (English) User Guide - Page 88
, type a power-on password or power-on password 1. Print these instructions. 2. Save all open files, and exit all applications. 3. Turn your computer off and then turn it on again. 4. When the logo screen is displayed, press F1. The ThinkPad Setup of a power-on password in the ThinkPad Setup menu. - Lenovo ThinkPad T420s | (English) User Guide - Page 89
master password. Setting a hard disk password 1. Print these instructions. 2. Save all open files, and exit all applications. 3. Turn your computer off and then on again. 4. When the logo screen is displayed, press F1. The ThinkPad Setup opens. 5. Select Security, using the cursor directional keys - Lenovo ThinkPad T420s | (English) User Guide - Page 90
memory and press Enter. A Setup Notice window is displayed Lenovo reseller or a marketing representative to have the hard disk drive replaced. Proof of purchase is required, and a fee will be charged for parts and service. 19. Press F10 to exit from the Setup Notice window the ThinkPad Setup program. - Lenovo ThinkPad T420s | (English) User Guide - Page 91
the Boot Order Lock - Enabling or disabling the Flash BIOS Updating by End-Users feature - Enabling or disabling the Internal Network device - Enabling or disabling the Internal Wireless device - Enabling or disabling the Internal Bluetooth device - Enabling or disabling the Internal Wireless WAN - Lenovo ThinkPad T420s | (English) User Guide - Page 92
take your computer to a Lenovo reseller or a Lenovo marketing representative to have the system board replaced. Proof of purchase is required, and a fee will be charged for parts and service. 12. Press F10 to exit from the Setup Notice window. The next time you open the ThinkPad Setup, you will be - Lenovo ThinkPad T420s | (English) User Guide - Page 93
provide reliable security for UEFI BIOS, use the security chip and a security application with a Trusted Platform Module management feature. Refer to "Setting the security chip" on page 78. Note: Microsoft Windows 7 and Windows Vista support TPM management feature. 3. If a Disk Encryption hard disk - Lenovo ThinkPad T420s | (English) User Guide - Page 94
submenu: • Print these instructions. To set the Security Chip, you must turn your computer off and then on again. • Save all open files, and exit all applications. • Turn your computer off and then turn it on again. • When the logo screen is displayed, press F1. The ThinkPad Setup opens. • Using the - Lenovo ThinkPad T420s | (English) User Guide - Page 95
Solution, go to http://www.lenovo.com/support. Then follow the instructions on the screen. Using a fingerprint reader Depending on the options you ordered, your computer may have an integrated fingerprint reader. By enrolling your fingerprint and associating it with a power-on password, a hard disk - Lenovo ThinkPad T420s | (English) User Guide - Page 96
, log on to the system as follows: 1. Set a power-on password or a hard disk password, or both. 2. power-on password, your hard disk password, or both. The enrolled fingerprint is now associated with your power- power-on password, you must take your computer to a Lenovo authorized servicer or - Lenovo ThinkPad T420s | (English) User Guide - Page 97
: 1. Print these instructions. To configure the fingerprint reader, you must turn your computer off and then on again. 2. Save all open files, and exit all applications. 3. Turn your computer off and then on again. 4. When the logo screen is displayed, press F1. The ThinkPad Setup opens. 5. Using - Lenovo ThinkPad T420s | (English) User Guide - Page 98
computers spread into every corner of life, they process more and more service (pay service) specifically developed for the purpose. For disposing of data on the hard disk drive, Lenovo provides the Secure Data Disposal tool. To download the application, go to: http://www.lenovo.com/support Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 99
antivirus program is designed to help you detect and eliminate viruses. Lenovo provides a full version of antivirus software on your computer with a you must renew the license to continue receiving the antivirus software updates. For more information about how to use your antivirus software, refer - Lenovo ThinkPad T420s | (English) User Guide - Page 100
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" on page 89 • "Reinstalling preinstalled applications and device drivers" on page 90 • "Solving recovery problems" on page 91 Notes: 1. There are a variety media might contain a boot medium and a data medium. Your Microsoft Windows license permits you to create only one data medium, so it is - Lenovo ThinkPad T420s | (English) User Guide - Page 102
system or the Windows Vista operating system, do the following: 1. Depending on the type of your recovery media, connect the boot medium (memory key or other USB storage device) to the computer, or insert the boot disc into the optical drive. 2. Repeatedly press and release the F12 key when - Lenovo ThinkPad T420s | (English) User Guide - Page 103
the Startup Device Menu opens, release the F12 key. 2. Insert On an attached external USB hard disk drive • On a network drive • On recordable discs (a recordable optical drive is required Windows operating system and applications. Performing a backup operation This section provides instructions - Lenovo ThinkPad T420s | (English) User Guide - Page 104
window, click the Launch advanced Rescue and Recovery arrow. 3. Click the Restore your system from a backup icon. 4. Follow the instructions disk drive, a USB device, or a network drive. • Restore your hard disk drive to start the Windows operating system, you can use the rescue files feature of the - Lenovo ThinkPad T420s | (English) User Guide - Page 105
and follow the instructions on the screen. For more information about the features of the Rescue device drivers for some devices. See "Reinstalling preinstalled applications and device drivers" Rescue Media icon. The Create Rescue and Recovery Media window opens. 4. In the Rescue Media area, select - Lenovo ThinkPad T420s | (English) User Guide - Page 106
only when it is necessary to correct a problem with your computer. To reinstall a device driver for a factory-installed device, do the following: 1. Turn on your computer. 2. Use Windows Explorer or Computer (in Windows XP, My Computer) to display the directory structure of your hard disk drive - Lenovo ThinkPad T420s | (English) User Guide - Page 107
updated device drivers, do not download them from the Windows Update Web site. Obtain them from Lenovo. For more information, see "Making sure device drivers are current" on page 176. Solving recovery problems For more information about the Setup Utility program, see "ThinkPad Setup" on page 157. It - Lenovo ThinkPad T420s | (English) User Guide - Page 108
92 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 109
section. • "Static electricity prevention" on page 93 • "Replacing memory" on page 93 • "Replacing the backup battery" on page 96 • "Replacing the battery" on page 97 • "Replacing the hard disk drive" on page 99 • "Replacing the keyboard" on page 102 • "Replacing the mSATA solid state drive" on page - Lenovo ThinkPad T420s | (English) User Guide - Page 110
power adapter and all cables from the computer. 2. Close the computer display, and turn it over. 3. Remove the battery. Refer to "Replacing the battery" on page 97 for details about how to replacing the battery. 4. Loosen the screws on the memory SO-DIMM, do not touch its contact edge. 94 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 111
moved easily. 9. Put the memory slot cover back in place (1), close the cover (2), and tighten the screws (3). 10. Put the battery back in place, turn the computer over again, and reconnect the cables. For information about how to replace the battery, refer to "Replacing the battery" on page 97. To - Lenovo ThinkPad T420s | (English) User Guide - Page 112
2. When the logo screen is displayed, press the F1 key. The ThinkPad Setup opens. The "Installed memory" item shows the total amount of memory installed in your computer. Replacing the backup battery Before you start, print these instructions. Prerequisites for the procedure DANGER If the backup - Lenovo ThinkPad T420s | (English) User Guide - Page 113
97. 4. Turn the computer over again. Connect the ac power adapter and cables to the computer; then turn it on. Replacing the battery Before you start, print these instructions. This system does not support batteries that are not genuine Lenovo-made or authorized. The system will continue to boot - Lenovo ThinkPad T420s | (English) User Guide - Page 114
flame to "vent" from the battery pack or coin cell. Replacement instructions To replace the battery, do the following: 1. Turn off the computer, or enter hibernation mode. Then disconnect the ac power adapter and all cables from the computer. 2. Close the computer display, and turn the computer over - Lenovo ThinkPad T420s | (English) User Guide - Page 115
the battery latch to the locked position. 6. Turn the computer over again. Connect the ac power adapter and the cables to the computer. Replacing the hard disk drive Before you start, print these instructions. You can replace the hard disk drive with a new one which can be purchased from your Lenovo - Lenovo ThinkPad T420s | (English) User Guide - Page 116
mode. Replacement instructions To replace the hard disk drive, do as follows: 1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer. 2. Close the computer display, and turn the computer over. 3. Remove the battery. Refer to "Replacing the battery" on - Lenovo ThinkPad T420s | (English) User Guide - Page 117
6. Detach the side rubber rails from the hard disk drive. 7. Attach the side rubber rails to a new hard disk drive. 8. Insert the hard disk drive into the hard disk drive bay, then press it firmly into place. Chapter 6. Replacing devices 101 - Lenovo ThinkPad T420s | (English) User Guide - Page 118
information about how to reinstall the battery. refer to "Replacing the battery" on page 97. 11. Turn the computer over again. Connect the ac power adapter and the cables to the computer. Replacing the keyboard Before you start, print these instructions. Prerequisites for the procedure DANGER During - Lenovo ThinkPad T420s | (English) User Guide - Page 119
4. Loosen the screws on the memory slot cover (1), then remove the cover (2). 5. Remove the two screws. 6. Turn the computer over and open the display. Chapter 6. Replacing devices 103 - Lenovo ThinkPad T420s | (English) User Guide - Page 120
Push hard in the direction shown by the arrows (1) in the drawing to unlatch the front side of the keyboard. The keyboard will open up slightly (2). 8. Carefully lift the keyboard until you can see how it's connected. Hold the keyboard above the computer, and then detach the connector (1). Now the - Lenovo ThinkPad T420s | (English) User Guide - Page 121
Installing the keyboard 1. Attach the connector. 2. Insert the keyboard. Make sure that the front edges of the keyboard are under the frame, as shown by the arrows, and press down the keyboard. Chapter 6. Replacing devices 105 - Lenovo ThinkPad T420s | (English) User Guide - Page 122
3. Slide the keyboard as shown by the arrows. 4. Close the computer display, and turn the computer over. Reinstall two screws. 5. Put the memory slot cover back in place (1), close the cover (2), and then tighten the screws (3). 106 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 123
how to reinstall the battery, refer to "Replacing the battery" on page 97. 7. Turn the computer over again. Connect the ac power adapter and cables to the computer; then turn it on. Replacing the mSATA solid state drive Before you start, print these instructions. Some ThinkPad models have an mSATA - Lenovo ThinkPad T420s | (English) User Guide - Page 124
5. Remove the screw (1). The card pops up (2). 6. Remove the card. 108 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 125
the mSATA solid state drive with a Wireless PCI Express Mini Card for Wireless WAN. • To install a new PCI Express Mini Card, refer to "Replacing the PCI Express Mini Card for Wireless WAN " on page 119. 8. Pivot the card downward (1) until you can snap it into place. Secure the card - Lenovo ThinkPad T420s | (English) User Guide - Page 126
For more information about how to reinstall the battery, refer to the instructions in "Replacing the battery" on page 97. 11. Turn the computer over again. Connect the ac power adapter and cables to the computer; then turn it on. Replacing the PCI Express Mini Card for wireless LAN/WiMAX connection - Lenovo ThinkPad T420s | (English) User Guide - Page 127
4. Loosen the screws on the memory slot cover (1), then remove the cover (2). 5. If a tool for removing connectors is included in the package with the tool is included, disconnect the cables by picking up the connectors with your fingers and gently unplugging them. Chapter 6. Replacing devices 111 - Lenovo ThinkPad T420s | (English) User Guide - Page 128
6. Remove the screw (1). The card pops up (2). 7. Remove the card. 112 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 129
8. Align the contact edge of the new PCI Express Mini Card with the corresponding socket contact of the computer. Note: If the new PCI Express Mini Card has two connectors, as in the next drawing, put the white cable in the cable protection tube. Chapter 6. Replacing devices 113 - Lenovo ThinkPad T420s | (English) User Guide - Page 130
the black cable to the connector marked "TR2". If you attach either cable to the center connector, the connection speed will be lower. 114 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 131
the battery, refer to "Replacing the battery" on page 97. 13. Turn the computer over again. Connect the ac power adapter and cables to the computer; then turn it on. Replacing a PCI Express Mini Card with three connectors If your computer has a MIMO (Multiple Input Multiple Output) feature, a PCI - Lenovo ThinkPad T420s | (English) User Guide - Page 132
included, disconnect the cables by picking up the connectors with your fingers and gently unplugging them. 6. Remove the screw (1). The card pops up (2). 116 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 133
7. Remove the card. 8. Align the contact edge of the new card with the corresponding socket contact of the computer. Note: If the new PCI Express Mini Card has two connectors, as in the next drawing, put the white cable in the cable protection tube. Chapter 6. Replacing devices 117 - Lenovo ThinkPad T420s | (English) User Guide - Page 134
" on the card, the white cable to the connector marked "RO" or "TR3" (center), and the black cable to the connector marked "TR2". 118 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 135
to reinstall the battery, refer to "Replacing the battery" on page 97. 13. Turn the computer over again. Connect the ac power adapter and cables to the computer; then turn it on. Replacing the PCI Express Mini Card for Wireless WAN Before you start, print these instructions. Prerequisites for the - Lenovo ThinkPad T420s | (English) User Guide - Page 136
4. Loosen the screws on the memory slot cover (1), then remove the cover (2). 5. If a tool for removing connectors is included in the package with the new card, use unplugging them. Note: Depending on the system configuration of your computer, the card may have only one connector. 120 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 137
6. Remove the screw (1). The card pops up (2). 7. Remove the card. 8. Align the contact edge of the new PCI Express Mini Card with the corresponding socket. Chapter 6. Replacing devices 121 - Lenovo ThinkPad T420s | (English) User Guide - Page 138
to the new PCI Express Mini Card. Note: Depending on the system configuration of your computer, the card may have only one connector. 122 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 139
mounted on one side of the card. Replacement instructions To replace the SIM card, do as follows: 1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer. 2. Close the computer display, and turn it over. 3. Remove the battery. For more information about how to - Lenovo ThinkPad T420s | (English) User Guide - Page 140
, refer to "Replacing the battery" on page 97. Replacing the solid state drive Before you start, print these instructions. You can replace the solid state drive with a new one which can be purchased from your Lenovo reseller or a marketing representative. To replace the solid state drive, read - Lenovo ThinkPad T420s | (English) User Guide - Page 141
, or in hibernation mode. Replacement instructions To replace the solid state drive, do as follows: 1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer. 2. Close the computer display, and turn the computer over. 3. Remove the battery. For more information - Lenovo ThinkPad T420s | (English) User Guide - Page 142
6. Detach the side spacer rails from the solid state drive. 7. Attach the side spacer rails to a new solid state drive. 8. Insert the solid state drive into the solid state drive bay, then press it firmly into place. 126 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 143
9. Reinstall the cover of the bay (1), then reinstall the screw (2). 10. Reinstall the battery. For more information about how to reinstall the battery, refer to "Replacing the battery" on page 97. 11. Turn the computer over again. Connect the ac power adapter and the cables to the computer. Chapter - Lenovo ThinkPad T420s | (English) User Guide - Page 144
128 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 145
ThinkPad options If you want to expand the capabilities of your computer, Lenovo has a number of hardware accessories and upgrades to meet your needs. Options include memory, storage, networking adapters, docking stations and port replicators, batteries, power adapters, printers, scanners, keyboards - Lenovo ThinkPad T420s | (English) User Guide - Page 146
pull out the Ultrabay device (3). 3. Insert the replaceable device into the bay; then press the device supported when your computer is docked or has slice battery. 1. Click the Show hidden icons in the task bar, then click Safely Remove Hardware and Eject Media icon (in Windows Vista and Windows - Lenovo ThinkPad T420s | (English) User Guide - Page 147
holding the bay lock latch in the unlocked position, slide the bay eject latch (2) to the left, then pull out the Ultrabay device (3). 3. Insert the replaceable device into the bay; then press the device firmly into the connector. Note: If a hard disk password is set on a hard disk drive, you cannot - Lenovo ThinkPad T420s | (English) User Guide - Page 148
the bay eject latch (2) to the left, then pull out the Ultrabay device (3). Note: The computer returns from sleep (standby) mode and the pop-up window appears; then the computer automatically goes into sleep (standby) mode again. The bay status indicator (1) turns off. 132 User - Lenovo ThinkPad T420s | (English) User Guide - Page 149
the adapter The ThinkPad Serial Hard Drive Bay Adapter III (hard disk drive adapter), which is available as an option, enables you to upgrade the capacity of your computer by installing a secondary hard disk drive. Note: The ThinkPad Serial Hard Drive Bay Adapter III supports only 2.5 inch (7 mm - Lenovo ThinkPad T420s | (English) User Guide - Page 150
3. Insert the hard disk drive with the label facing upward as shown: Note: If your hard disk drive has a strap, be sure not to leave it under the drive. 4. Connect the hard disk drive to its connector. 134 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 151
adapter into the bay Notes: • Use the ThinkPad Serial Hard Drive Bay Adapter III designed specifically for use with your computer. • The ThinkPad Serial Hard Drive Bay Adapter III supports only 2.5 inch computer enters hibernation mode. 2. Press the power switch to return to normal operation. The - Lenovo ThinkPad T420s | (English) User Guide - Page 152
3, ThinkPad Mini Dock Plus Series 3, or the ThinkPad Mini Dock Plus Series 3 (170 W)" on page 144 • "Security feature" on page 146 • "Using the system lock key" on page 148 Front view ThinkPad Port Replicator Series 3 1 The power switch turns the computer on and off. 2 The eject button releases the - Lenovo ThinkPad T420s | (English) User Guide - Page 153
3 The sliding adjuster is a guide up the docking connector on your computer as you attach the ThinkPad Port Replicator Series 3. 4 The docking connector is where you attach your computer. ThinkPad Mini Dock Series 3 1 The power switch turns the computer on and off. 2 The key lock indicator lights - Lenovo ThinkPad T420s | (English) User Guide - Page 154
guide up the docking connector on your computer as you attach the ThinkPad Mini Dock Plus Series 3 or the ThinkPad Mini Dock Plus Series 3 (170 W). 6 The docking connector is where you attach your computer. 7 The system lock key is for locking the eject button. 8 The microphone jack, a jack 1/8 inch - Lenovo ThinkPad T420s | (English) User Guide - Page 155
Rear view ThinkPad Port Replicator Series 3 1 The power jack is for connecting the ac power adapter. 2 The Ethernet connector is for connecting the ThinkPad Port Replicator Series 3 to an Ethernet LAN. The indicator on the connector is the same as that on the computer. Notes: • You cannot use the - Lenovo ThinkPad T420s | (English) User Guide - Page 156
ThinkPad Mini Dock Series 3 1 The power jack is for connecting the ac power adapter. 2 The DisplayPort is for connecting a display device. 3 The digital visual interface connector is for connecting a monitor that supports Single-Link DVI. Note: The DVI connector provides a digital interface only. - Lenovo ThinkPad T420s | (English) User Guide - Page 157
supports DVI via docking only. 3 The DisplayPort is for connecting a display device. 4 The digital visual interface connector is for connecting a monitor that supports power jack is for connecting the ac power adapter. Note: For ThinkPad Mini Dock Plus Series 3 (170 W), use the 170 W ac power adapter - Lenovo ThinkPad T420s | (English) User Guide - Page 158
ThinkPad Port Replicator Series 3, a ThinkPad Mini Dock Series 3, a ThinkPad Mini Dock Plus Series 3, or a ThinkPad Mini Dock Plus Series 3 (170 W), disconnect an ac power adapter . • For ThinkPad Mini Dock Plus Series 3 (170 W), use the 170 ac power adapter and U.S. power cord shipped with your - Lenovo ThinkPad T420s | (English) User Guide - Page 159
after you attach the ThinkPad Mini Dock Series 3, the ThinkPad Mini Dock Plus Series 3, or the ThinkPad Mini Dock Plus Series 3 (170 W), your computer is not properly connected to the dock. Check the ac power adapter of the dock, or disconnect and re-attach the ac power adapter. Then attach your - Lenovo ThinkPad T420s | (English) User Guide - Page 160
ac power adapters, your computer goes into battery mode first, and then shifts into ac mode. • If in either of the two preceding situations the battery of your computer is detached, or has no battery charge, your computer shuts down. Connecting an external display to the ThinkPad Mini Dock Plus - Lenovo ThinkPad T420s | (English) User Guide - Page 161
the ThinkPad Mini Dock Plus Series 3, or the ThinkPad Mini Dock Plus Series 3 (170 W) is in place and in the unlocked (horizontal) position. 3. Press the eject button (1) until the computer moves up; then, grasping both sides, remove the computer (2). To detach your computer from the ThinkPad Port - Lenovo ThinkPad T420s | (English) User Guide - Page 162
feature The ThinkPad Port Replicator Series 3, the ThinkPad Mini Dock Series 3, the ThinkPad Mini Dock Plus Series 3, or the ThinkPad Mini Dock ThinkPad Port Replicator Series 3. If you use the ThinkPad Mini Dock Series 3, the ThinkPad Mini Dock Plus Series 3, or the ThinkPad Mini Dock feature. Lenovo - Lenovo ThinkPad T420s | (English) User Guide - Page 163
Attach a mechanical lock to the ThinkPad Mini Dock Plus Series 3 or the ThinkPad Mini Dock Plus Series 3 (170 W) as follows: Attach a mechanical lock to the ThinkPad Mini Dock Series 3 as follows: Chapter 7. Enhancing your computer 147 - Lenovo ThinkPad T420s | (English) User Guide - Page 164
to the ThinkPad Port Replicator Series 3 as follows: Using the system lock key The system lock key has two positions, unlocked and locked. When the key is in the locked position, the eject button of the ThinkPad Mini Dock Series 3, the ThinkPad Mini Dock Plus Series 3, or the ThinkPad Mini Dock Plus - Lenovo ThinkPad T420s | (English) User Guide - Page 165
, update your UEFI BIOS, or recover preinstalled software. This information will help you handle your computer with proper care and keep it in top working shape. • "Installing a new operating system" on page 149 • "Installing device drivers" on page 155 • "ThinkPad Setup" on page 157 • "Using system - Lenovo ThinkPad T420s | (English) User Guide - Page 166
: SP Sweden: SV Taiwan and Hong Kong: TC United States: US Installing Windows 7 Before you start, print these instructions. To install Windows 7 and its related software on your computer, do as follows: 1. Start the ThinkPad Setup. 2. Select Startup menu. 3. Select UEFI/Legacy Boot. 4. Do one of the - Lenovo ThinkPad T420s | (English) User Guide - Page 167
instructions. Note: Your computer supports Windows Vista with Service Pack 2. Before you install Windows Vista Service Pack 2, make sure you install the Windows Vista Service Pack 1 first. To install Windows Vista and its related software on your computer, do as follows: 1. Start ThinkPad Setup - Lenovo ThinkPad T420s | (English) User Guide - Page 168
Before you start, print these instructions. Note: Your computer supports Windows XP with Service Pack 3. Before you install the Windows XP Service Pack 3, make sure you install the Windows XP Service Pack 2 first. You must install Intel Rapid Storage Technology Driver before installing the operating - Lenovo ThinkPad T420s | (English) User Guide - Page 169
Download Center or Microsoft Windows update Web site. 18. Restore C:\SWTOOLS from the backup copy you made before starting the installation. 19. Install the Intel Chipset Support for Windows 2000/XP/Vista/7. To do this, run infinst_autol.exe in C:\SWTOOLS\DRIVERS\INTELINF. 20. Apply the PCMCIA Power - Lenovo ThinkPad T420s | (English) User Guide - Page 170
www.lenovo.com/ThinkPadDrivers 12. Download Intel Rapid Storage Technology Driver from the Web site. 13. Run Intel Rapid Storage Technology Driver. To do this, go to C:\DRIVERS\WIN\IRST\PREPARE, and double-click install.cmd. 14. Turn the computer off and then on again. 15. Start ThinkPad Setup. 16 - Lenovo ThinkPad T420s | (English) User Guide - Page 171
ThinkPad Monitor File for Windows 2000/XP/Vista/7" on page 155. Installing the driver for the 4-in-1 Media Card Reader To use the 4-in-1 media card reader, you need to download and install the Ricoh Multi Card Reader Driver. To download it, go to Lenovo Web site at: http://www.lenovo.com/support - Lenovo ThinkPad T420s | (English) User Guide - Page 172
on the desktop, and click Personalize. 2. Click Display Settings. The Display Settings window opens. 3. Click Advanced Settings. 4. Click the Monitor tab. 5. Click Properties. (For Windows Vista, also click Continue. ) 6. Click the Driver tab. 7. Click Update Driver. 8. Select Browse my computer for - Lenovo ThinkPad T420s | (English) User Guide - Page 173
8. Select No, not this time for Windows Update connection, and then click Next. 9. Select Install from a list or specific location (Advanced). 10. Click Next. 11. Select Don't search, I will choose the driver to install. 12. Click Next. 13. Click Have Disk. 14. Click Browse. 15. Specify "C:\SWTOOLS - Lenovo ThinkPad T420s | (English) User Guide - Page 174
the keyboard directly. The following submenu is displayed: • Network: Set the LAN related functions. • USB: Enable or disable USB related functions. • Keyboard/Mouse: Set the keyboard and the mouse related functions. • Display: Specify the settings for display output. • Power: Set power management - Lenovo ThinkPad T420s | (English) User Guide - Page 175
Option: Specify the settings for Flash UEFI BIOS update. • Memory Protection: Specify the settings for the Data Execution Prevention feature. • Virtualization: Enable or disable the settings for Intel Virtualization Technology and Intel VT-d Feature. • I/O Port Access: Enable or disable the access - Lenovo ThinkPad T420s | (English) User Guide - Page 176
power-on password, supervisor password, and your hard disk passwords by the management server. By default, this is set to Enabled. Lock UEFI BIOS Settings enables or disables the function that protects items in the ThinkPad Setup networks to get remote access to your computer. Refer to "Network Boot - Lenovo ThinkPad T420s | (English) User Guide - Page 177
: 11. ATA HDD3: 12. ATA HDD4: 13. Other CD: 14. Other HDD: Network Boot submenu Use the Network Boot to select the boot device when the system wakes from LAN. network management software. Other items in the Startup menu The following items are also displayed in the Startup menu of the ThinkPad Setup - Lenovo ThinkPad T420s | (English) User Guide - Page 178
show the contents of the Config menu, the Security menu, and the Startup menu of ThinkPad Setup. Note: Some items are displayed on the menu only if the computer supports the corresponding features. Notes: • Enabled means that the function is configured. • Disabled means that the function is not - Lenovo ThinkPad T420s | (English) User Guide - Page 179
• Disabled • Enabled Enable or disable boot support for USB diskette, USB memory key, and USB optical drive. If you select "Enabled", the external USB devices can be charged via USB ports even when the system is in low power mode (standby, hibernate, or power-off). If you select "Enabled", the - Lenovo ThinkPad T420s | (English) User Guide - Page 180
(continued) Fn Key Lock ThinkPad NumLock Power-On NumLock Display Boot Display Device 164 User Guide • Disabled • Enabled • Independent • Synchronized • Automatic • On • Off • ThinkPad LCD • Analog (VGA) • Digital on ThinkPad • Digital 1 on dock • Digital 2 on dock If you select "Enabled", you - Lenovo ThinkPad T420s | (English) User Guide - Page 181
SpeedStep mounted models only) Adaptive Thermal Management Optical Drive Speed CPU Power Management • Integrated Graphics • Discrete Graphics • NVIDIA Optimus DisplayPort or DVI on docking station. Integrated Graphics will achieve longer battery life, and Discrete Graphics enhances performance - Lenovo ThinkPad T420s | (English) User Guide - Page 182
• Disabled • Enabled Serial ATA (SATA) Keyboard Beep SATA Controller Mode Option • Enabled • Disabled • Compatibility • AHCI • RAID 166 User Guide Normally, it is not necessary to change the setting. Enable or disable a feature that automatically adjusts power management when there is no PCI - Lenovo ThinkPad T420s | (English) User Guide - Page 183
the instructions in "Installing Windows XP" on page 152. Enable or disable additional logical processors within a processor core. If you select "Enabled", Intel AMT (Active Management Technology) is configured and additional setup items are provided in MEBx (Management Engine BIOS Extension) Setup - Lenovo ThinkPad T420s | (English) User Guide - Page 184
in the fingerprint reader and reset settings to the factory state (ex. Power-on security, LEDs, etc.) As a result, any power-on security features previously enabled will not be able to work until they are re- not functional. Enable or disable the following Security Reporting Options. 168 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 185
Intel TXT Feature UEFI BIOS Update Option Flash BIOS Updating by End-Users • Disabled • Enabled • Disabled • Enabled Memory Protection Flash Over LAN Execution Prevention • Disabled • Enabled • Disabled • Enabled • BIOS ROM String Reporting: BIOS text string • ESCD Reporting: Extended system - Lenovo ThinkPad T420s | (English) User Guide - Page 186
Technology • Disabled • Enabled I/O Port Access 170 User Guide Intel VT-d Feature • Disabled • Enabled Ethernet LAN Wireless LAN WiMAX Wireless WAN Bluetooth USB Port ExpressCard Slot Ultrabay (HDD/Optical) eSATA Port Memory Card Slot Integrated Camera Microphone Fingerprint Reader • Disabled - Lenovo ThinkPad T420s | (English) User Guide - Page 187
again. Enable or disable the UEFI BIOS interface to activate Computrace module. Computrace is an optional monitoring service from Absolute Software. Note: If during POST: • Quick: ThinkPad Logo screen is displayed. • Diagnostics: Test messages are displayed. Chapter 8. Advanced configuration 171 - Lenovo ThinkPad T420s | (English) User Guide - Page 188
computer. UEFI BIOS translates the instructions from other software layers. Your computer system board has a module called electrically erasable programmable read-only memory (EEPROM, also referred to as flash memory). You can update UEFI BIOS and the Configuration/ThinkPad Setup Program by starting - Lenovo ThinkPad T420s | (English) User Guide - Page 189
to control your computer remotely, you must configure the network interface by setting the system-management features in the ThinkPad Setup program. You can configure the following: • Wake on LAN • Network boot sequence • Flash update If an administrator's password (supervisor password) has been set - Lenovo ThinkPad T420s | (English) User Guide - Page 190
update from the network setting, do the following: 1. On the ThinkPad Setup menu, select Security. The Security submenu appears. 2. Select UEFI BIOS Update Option. The UEFI BIOS Update Option submenu appears. 3. For Flash Over LAN, select either Enabled or Disabled. 4. Press F10. 174 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 191
8. Update device drivers and UEFI BIOS when needed. 9. Profile your machine at http://www.lenovo.com/support to keep up to date with current drivers and revisions. 10. Keep up to date for device drivers on other non-Lenovo hardware. You might want to read the device driver information release notes - Lenovo ThinkPad T420s | (English) User Guide - Page 192
your system up-to-date. Update packages are stored on Lenovo servers and can be downloaded from the Lenovo Support Web site. Update packages can contain applications, device drivers, UEFI BIOS flashes, or software updates. When the System Update program connects to the Lenovo Support Web site, the - Lenovo ThinkPad T420s | (English) User Guide - Page 193
the display and the keyboard or the palm rest. • Your computer display is designed to be opened and used at an angle slightly greater than 90 degrees. Do not open the display beyond 180 degrees, as this might damage the computer hinge. • Do not turn your computer over while the ac power adapter is - Lenovo ThinkPad T420s | (English) User Guide - Page 194
to you if it is lost or stolen. Registering your computer also enables Lenovo to notify you about possible technical information and upgrades. Be sure not to modify your computer • Only an authorized ThinkPad repair technician should disassemble and repair your computer. • Do not modify or tape - Lenovo ThinkPad T420s | (English) User Guide - Page 195
any fibers from the cloth. Cleaning your computer keyboard 1. Apply some isopropyl rubbing alcohol to a soft camera blower with a brush or cool air from a hair dryer. Note: Avoid spraying cleaner directly onto the display or the keyboard. Cleaning your computer display 1. Gently wipe the display - Lenovo ThinkPad T420s | (English) User Guide - Page 196
180 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 197
with the program, you can download it from http://www.lenovo.com/diagnose. The Lenovo Solution Center program enables you to troubleshoot and resolve computer problems. It combines diagnostic tests, system information collection, security status, and support information, along with hints and - Lenovo ThinkPad T420s | (English) User Guide - Page 198
When the application is launched, select a diagnostic test to run. If there is any problem, besides the error messages, a guidance also will be displayed to guide you to fix the problem. For additional information, refer to the ThinkVantage Toolbox help system. Note: If you are unable to isolate and - Lenovo ThinkPad T420s | (English) User Guide - Page 199
- The System has been tampered with. Solution: This message is displayed if you remove the Security Chip and reinstall it, or install a new one. To clear the error, enter the ThinkPad Setup. If this does not solve the problem, have the computer serviced. • Message: 0177: Bad SVP data, stop POST task - Lenovo ThinkPad T420s | (English) User Guide - Page 200
If you still have a problem, have the computer serviced. • Message: 0271: Check date and time settings Solution: Neither the date nor the time is set in the computer. Set the date and time, using the ThinkPad Setup. • Message: 1802: Unauthorized network card is plugged in - Power off and remove the - Lenovo ThinkPad T420s | (English) User Guide - Page 201
fan has failed. Have the computer serviced. Errors without messages • Problem: My screen keeps blanking when I do not want it to. Solution: You can disable any system timers, such as the LCD turn-off timer or the blank timer 1. Start Power Manager. 2. Click the Power plan tab (in Windows XP, Power - Lenovo ThinkPad T420s | (English) User Guide - Page 202
: - The battery is installed correctly. - The ac power adapter is connected to the computer and the power cord is plugged into a working electrical outlet. - The computer is turned on. (Turn the power switch on again for confirmation.) If a power-on password is set: - Press any key to display the - Lenovo ThinkPad T420s | (English) User Guide - Page 203
If the x mark is to the left of the adapter name under Network adapter, you might not use the correct driver or the driver is not enabled. To update the driver, right-click the highlighted adapter. 5. Click Properties. The Properties window appears. Chapter 10. Troubleshooting computer problems 187 - Lenovo ThinkPad T420s | (English) User Guide - Page 204
fails or errors occur. Solution: - Use Category 5 wiring and make sure that the network cable is securely connected. - Connect to a 1000 BASE-T hub/switch (not 1000 BASE-X). • Problem: The Wake on LAN (WOL) feature is not working. Solution: - Make sure that WOL is enabled in ThinkPad Setup. - If it - Lenovo ThinkPad T420s | (English) User Guide - Page 205
power off and then on again, or restart your computer. Then search for the device again. Note: If you are using the ThinkPad Bluetooth with Enhanced Data Rate Software, refer to the following instructions. • Problem: You cannot connect to any Bluetooth-enabled device. Chapter 10. Troubleshooting - Lenovo ThinkPad T420s | (English) User Guide - Page 206
establish the remote network access. • Problem: Your computer cannot connect a Bluetooth-enabled computer that uses serial port applications. Solution: Reestablish a connection with the Bluetooth-enabled computer, and try the serial connection again. • Problem: Bluetooth serial port was disconnected - Lenovo ThinkPad T420s | (English) User Guide - Page 207
software is installed on your computer. If you want to use ThinkPad Bluetooth with Enhanced Data Rate Software, you have to install it and then replace the Bluetooth driver. For more information, see "Using Bluetooth" on page 45. • Problem: While looking at the Classic View of the Control Panel, you - Lenovo ThinkPad T420s | (English) User Guide - Page 208
keyboard, making sure that you have seated the connectors properly. If the problem remains, make sure that the correct device driver is installed. For Windows is working properly. If keys on the keyboard still do not work, have the computer serviced. • Problem: A number appears when you type a - Lenovo ThinkPad T420s | (English) User Guide - Page 209
the Troubleshoot button. For Windows Vista: 1. Right-click on the desktop, and click Personalize. 2. Click Display Settings and check whether the screen resolution and color quality are correctly set. 3. Click Advanced Settings. 4. Click the Adapter tab. Chapter 10. Troubleshooting computer problems - Lenovo ThinkPad T420s | (English) User Guide - Page 210
not, click the Troubleshoot button. For Windows XP: 1. Right-click on the desktop, and click Properties to open the Display Properties window. 2. Click the Settings tab. 3. Check whether the screen resolution and color quality are correctly set. 4. Click Advanced. 5. Click the Adapter tab. 6. Make - Lenovo ThinkPad T420s | (English) User Guide - Page 211
that has been installed on your computer. 6. Click OK. If the information is incorrect, reinstall the device driver. See below for more information. - Check the monitor type and, if necessary, update the driver by doing the following: For Windows 7: Chapter 10. Troubleshooting computer problems 195 - Lenovo ThinkPad T420s | (English) User Guide - Page 212
check box. 13. Select Manufacturer and Model for your monitor. 14. After updating the driver, click Close. 15. Set Resolution. Note: To change the color settings, select the Monitor tab, then set Colors. 16. Click OK. For Windows Vista: 1. Connect the external monitor to the monitor connector, and - Lenovo ThinkPad T420s | (English) User Guide - Page 213
box. 16. Select Manufacturers and Models for your monitor. 17. After updating the driver, click OK to close the Properties window. 18. Set Colors and Screen area in the Display Properties window. 19. Click OK. • Problem: The screen is unreadable or distorted. Solution: Make sure that the monitor - Lenovo ThinkPad T420s | (English) User Guide - Page 214
system or application program? If you did, have the external monitor serviced. • Problem: The Extend desktop function does not work. Solution: Enable the Extend desktop function by doing the following: For Windows 7: 1. Connect the external monitor to the monitor connector, and then connect - Lenovo ThinkPad T420s | (English) User Guide - Page 215
position, but the icons must touch each other. 11. Click OK to apply the changes. • Problem: Display switching does not work. Solution: If you use the Extend desktop function, disable it, and change the display output location. If a DVD movie or a video clip is playing, stop the playback, close the - Lenovo ThinkPad T420s | (English) User Guide - Page 216
. If it does support the display mode you have set, go to the setup menu for the monitor itself and adjust the settings there. Usually the external monitor has buttons for access to the setup menu. For details, see the reference manual for the monitor. Audio problems • Problem: Wave or MIDI sound - Lenovo ThinkPad T420s | (English) User Guide - Page 217
volume control and select Mute speakers (in Windows Vista and Windows XP, Mute). • Problem: Sound does not come from a headphone or a speaker, or your computer cannot record sounds when the SmartAudio is set to MULTI-STREAM mode (Windows Vista). Chapter 10. Troubleshooting computer problems 201 - Lenovo ThinkPad T420s | (English) User Guide - Page 218
Mini Dock Plus or a ThinkPad Mini Dock, you can also select a device from them. 5. Play any sound via a music program (for example, Windows Media Player). Make sure that sound comes from speakers now. 6. Then, if you would like to switch to a headphone, close the music program. 7. Go to the Volume - Lenovo ThinkPad T420s | (English) User Guide - Page 219
cools, reinstall it and recharge the battery. If it still cannot be charged, have it serviced. AC power adapter problems • Problem: The ac power adapter is connected to the computer and the working electrical outlet, but the power adapter (power plug) icon is not displayed in the task bar. Also the - Lenovo ThinkPad T420s | (English) User Guide - Page 220
indicator does not light up, have the ac power adapter and your computer serviced. Note: If your computer is a Windows 7 model, to display the power adapter (power plug) icon, click Show hidden icons in the task bar. Power problems Print these instructions now and keep it with your computer for - Lenovo ThinkPad T420s | (English) User Guide - Page 221
and "Specifications" on page 17. If the battery is charged and the temperature is within range, have the computer serviced. • Problem: The" critical low-battery error" message appears, and the computer immediately turns off. Solution: The battery power is getting low. Connect the ac power adapter to - Lenovo ThinkPad T420s | (English) User Guide - Page 222
the computer. In this case, you need to reset the computer. If you have not saved your data, it may be lost. To reset the computer, press and hold the power button for 4 seconds or more. If the system is still not reset, remove the ac power adapter and the battery. • Problem: Your computer does not - Lenovo ThinkPad T420s | (English) User Guide - Page 223
Problem: The hard disk drive does not work. Solution: In the startup menu of ThinkPad Setup support such a security function. Solid state drive problems • Problem: When you compress files or folders by use of the data compression function in Windows device drivers are correctly installed. • Problem: - Lenovo ThinkPad T420s | (English) User Guide - Page 224
? on the InterVideo WinDVD window. Software problems • Problem: An application does not run correctly. Solution: Make sure that the problem is not being caused by the application. Check that your computer has the minimum required memory to run the application. Refer to the manuals supplied with the - Lenovo ThinkPad T420s | (English) User Guide - Page 225
to resume operation. Solution: Make sure that: - The ac power adapter is connected to the docking station or the port replicator. - The docking indicator of the ThinkPad Mini Dock Plus Series 3, the ThinkPad Mini Dock Series 3, or the ThinkPad Mini Dock Plus Series 3 (170 W) is on. - The computer is - Lenovo ThinkPad T420s | (English) User Guide - Page 226
210 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 227
information and upgrades. For more information about registering your computer, refer to "Register your computer" on page 25. Download system updates Downloading updated software might resolve problems you experience with your computer. To download updated software, go to http://www.lenovo.com - Lenovo ThinkPad T420s | (English) User Guide - Page 228
on the Lenovo Support Web site at: http://support.lenovo.com This Web site is updated with the latest support information such as the following: • Drivers and software • Diagnostic solutions • Product and service warranty • Product and parts details • User guides and manuals • Knowledge base - Lenovo ThinkPad T420s | (English) User Guide - Page 229
period, you can purchase additional services, such as support for Lenovo and non-Lenovo hardware, operating systems, and application programs; network setup and configuration; upgraded or extended hardware repair services; and custom installations. Service availability and service name might vary by - Lenovo ThinkPad T420s | (English) User Guide - Page 230
214 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 231
is designed to be interoperable with any Bluetooth product that is compliant to Bluetooth Specification 2.1+EDR as defined by the Bluetooth SIG. Following profiles are supported by Bluetooth device: • Generic Access • Service Discovery • Serial Port • Dial-up Networking • FAX • LAN Access using PPP - Lenovo ThinkPad T420s | (English) User Guide - Page 232
a specific organization (e.g., airport or hospital), you are encouraged to ask for authorization to use integrated wireless cards prior to turning on the computer. Location of the UltraConnect wireless antennas ThinkPad models feature an integrated diversity antenna system built into the display for - Lenovo ThinkPad T420s | (English) User Guide - Page 233
the wireless regulatory notices, refer to the ThinkPad Regulatory Notice shipped with your computer. If your computer is shipped without the Regulatory Notice, go to the Lenovo Web site at http://www.lenovo.com/ThinkPadUserGuides. Then follow the instructions on the screen to find the Regulatory - Lenovo ThinkPad T420s | (English) User Guide - Page 234
information refers to ThinkPad T420s/T420si, machine types 4175, 4176, 4171, 4173, 4174, 4170, installed and used in accordance with the instructions, may cause harmful interference to radio . • Consult an authorized dealer or service representative for help. Lenovo is not responsible for any - Lenovo ThinkPad T420s | (English) User Guide - Page 235
EMVG das EG-Konformitätszeichen - CE - zu führen. Verantwortlich für die Konformitätserklärung nach Paragraf 5 des EMVG ist die Lenovo (Deutschland) GmbH, Gropiusplatz 10, D-70563 Stuttgart. Informationen in Hinsicht EMVG Paragraf 4 Abs. (1) 4: Das Gerät erfüllt die Schutzanforderungen nach - Lenovo ThinkPad T420s | (English) User Guide - Page 236
Japanese VCCI Class B statement Japan compliance statement for products which connect to the power mains with rated current less than or equal to 20 A per phase Lenovo product service information for Taiwan 220 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 237
(EEE) with the WEEE marking must not dispose of end of life EEE as unsorted municipal waste, but use the collection framework available Promotion of Effective Utilization of Resources, Lenovo Japan provides, through its PC Collecting and Recycling Services, for the collecting, reuse, and recycling - Lenovo ThinkPad T420s | (English) User Guide - Page 238
of purchase or ask for a repair service provided by Lenovo. If you have replaced it by yourself and want to dispose of the disused lithium battery, insulate it with vinyl tape, contact your place of purchase, and follow their instructions. If you use a Lenovo computer at home and need to dispose - Lenovo ThinkPad T420s | (English) User Guide - Page 239
batteries to indicate that the battery is not to be thrown away, but rather reclaimed upon end of life per this Directive. In accordance with the European Directive 2006/66/EC, batteries treatment, go to: http://www.lenovo.com/lenovo/environment Battery recycling information for United States and - Lenovo ThinkPad T420s | (English) User Guide - Page 240
224 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 241
document are not intended for use in implantation or other life support applications where malfunction may result in injury or death to persons. The information contained in this document does not affect or change Lenovo product specifications or warranties. Nothing in this document shall operate as - Lenovo ThinkPad T420s | (English) User Guide - Page 242
of Lenovo in the United States, other countries, or both: Lenovo Access Connections Active Protection System Rescue and Recovery ThinkLight ThinkPad ThinkVantage from Research In Motion Limited. Other company, product, and service names may be trademarks or service marks of others. 226 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 243
Appendix D. Restriction of Hazardous Substances Directive (RoHS) China RoHS Turkish RoHS The Lenovo product meets the requirements of the Republic of Turkey Directive on the Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment ( - Lenovo ThinkPad T420s | (English) User Guide - Page 244
India RoHS RoHS compliant as per E-Waste (Management & Handling) Rules, 2011. 228 User Guide - Lenovo ThinkPad T420s | (English) User Guide - Page 245
- Lenovo ThinkPad T420s | (English) User Guide - Page 246
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User Guide
ThinkPad T420s and T420si