Lenovo T431s- Manuals

Read this first Ensure that you 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. Protect yourself from the heat that your computer generates. When your computer is turned o...

Protect your computer and data when moving it. Before moving a computer equipped with a hard disk drive, do one of thefollowing, and ensure that the power button is off or is blinking: • Turn it off. • Put it in sleep mode. • Put it in hibernation mode. This will help to prevent damage to the comput...

Conditions that require immediate action Products can become damaged due to misuse or neglect. Some product damage is serious enoughthat the product should not be used again until it has been inspected and, if necessary, repaired byan authorized servicer. As with any electronic device, pay close att...

ensure that the power is turned off and that the product is unplugged from any power source. If you haveany questions or concerns, contact the Customer Support Center. Although there are no moving parts in your computer after the power cord has been disconnected, thefollowing warnings are required f...

To prevent possible overheating, do not cover the power adapter with clothing or other objectswhen the power adapter is plugged into an electrical outlet. Extension cords and related devices Ensure that extension cords, surge protectors, uninterruptible power supplies, and power strips that you usea...

Hazardous voltage, current, and energy levels are present inside any component that has this labelattached. There are no serviceable parts inside these components. If you suspect a problem withone of these parts, contact a service technician. External devices CAUTION:Do not connect or disconnect any...

For your safety, always follow these basic precautions with your computer: • Keep the cover closed whenever the computer is plugged in. • Regularly inspect the outside of the computer for dust accumulation. • Remove dust from vents and any perforations in the bezel. More frequent cleanings might be ...

Liquid crystal display (LCD) notice CAUTION:The liquid crystal display (LCD) is made of glass, and rough handling or dropping the computer cancause the LCD to break. If the LCD breaks and the internal fluid gets into your eyes or on yourhands, immediately wash the affected areas with water for at le...

Chapter 1. Product overview This chapter provides information about the connector locations, important product labels, computerfeatures, specifications, operating environment, and preinstalled programs. This chapter contains the following topics: • “Locating computer controls, connectors, and indica...

Note: To ensure proper airflow, do not place any obstacles in front of the fan. 6 Security keyhole To protect your computer from theft, you can purchase a security cable lock that fits the security keyhole tolock the computer to a stationary object. Left-side view Figure 3. Left-side view 1 Power co...

3 VGA connector Use the Video Graphics Array (VGA) connector to connect the computer to a VGA-compatible video device,such as a VGA monitor. Note: If you attach your computer to a docking station or port replicator, use the VGA connector on the docking station or port replicator, instead of the one ...

1 Speakers Your computer is equipped with a pair of stereo speakers. 2 Emergency reset hole If the computer does not respond, remove the ac power adapter and reset the computer by inserting astraightened paper clip into the emergency reset hole to turn off the computer. 3 Docking station connector D...

Locating important product information This section helps you locate the following important information for your computer: • Machine type and model number • FCC ID and IC Certification number Machine type and model information The machine type and model number information is labeled on your compute...

Features This topic lists the features of your computer. Microprocessor To view the microprocessor information of your computer, do the following: • For Windows 7: Click Start , right-click Computer , and click Properties . • For Windows 8: From the desktop, move the cursor to the top-right or botto...

Keyboard • 6-row backlit keyboard • Function keys • ThinkPad pointing device (TrackPoint pointing stick and multi-touch touch pad) Interface • Always on USB 3.0 connector • Combo audio jack • Media card reader • Mini DisplayPort connector • RJ45 Ethernet connector • SIM card tray • Smart card reader...

• For the percentage of the battery power remaining, check the battery status icon in the Windows notification area. Operating environment This section provides information about the operating environment of the computer. Environment: • Maximum altitude without pressurization: 3048 m (10 000 ft) • T...

Note: If a program icon is dimmed in the navigation window of the Lenovo ThinkVantage Tools program, you need to manually install the program. Double-click the program icon, and then follow the instructions on thescreen. When the installation process completes, the program icon will be activated. Th...

Table 2. Programs in Control Panel (continued) Program Control Panel section Green text in Control Panel Fingerprint Software System and SecurityHardware and Sound Lenovo - Fingerprint ReaderorLenovo - Notebook FingerprintReader Lenovo Solution Center System and Security Lenovo - System Health andDi...

Note: The Password Manager program is not preinstalled on your computer. You can download the Password manager program from the Lenovo Support Web site at:http://www.lenovo.com/support Lenovo program overview This topic provides information about some Lenovo programs. Note: Depending on the model, s...

To start the SimpleTap program in a quick way, click the red SimpleTap launch point on the desktop.The red launch point is available on the desktop after you have launched the SimpleTap program forthe first time. Note: The SimpleTap program is only available on certain models preinstalled with the W...

Chapter 2. Using your computer This chapter provides information on using some of the computer components. This chapter contains the following topics: • “Registering your computer” on page 17 • “Frequently asked questions” on page 17 • “Special keys” on page 19 • “Using the ThinkPad pointing device”...

Special keys Your computer has several special keys to help you work easily and effectively. Function keys The keyboard has several function keys, which consist of the Fn key 1 , the function keys 2 , and some other keys. • + Enables or disables the Fn Lock function. When the Fn Lock function is dis...

To use the TrackPoint pointing stick, apply pressure to the nonslip cap on the pointing stick in any directionparallel to the keyboard. Then you can move the cursor. But the pointing stick itself does not move. Thespeed at which the cursor moves depends on the pressure you apply to the pointing stic...

Power management When you need to use your computer away from electrical outlets, you depend on battery power to keepyour computer running. Different computer components consume power at different rates. The more youuse the power-intensive components, the faster you consume battery power. Spend more...

Using the ac power adapter The power to run your computer can come either from the lithium-ion (Li-ion) battery pack provided with it,or from ac power through the ac power adapter. While you use ac power, the battery charges automatically. The ac power adapter that comes with your computer has two b...

• Recharge the battery completely before using it. You can see whether the battery is fully charged from the battery status icon in the Windows notification area. • Always use power management features such as power modes, screen blank, sleep, and hibernation. Managing the battery power To achieve t...

To connect to a network through Ethernet, do the following: • For Windows 7: Use the Access Connections program. For instructions on how to start the Access Connections program, see “Accessing Lenovo programs on the Windows 7 operating system” on page 11. • For Windows 8: Press F9 to open the Lenovo...

• Keep your computer away from your body. • Place your computer on a flat surface and open your computer display to an angel of slightly more than 90 degrees. • Place your computer away from concrete or brick walls that might dampen cellular signals. • Best reception will be available near windows a...

2. Select Send To ➙ Bluetooth Devices . Note: If you use the wireless feature (the 802.11 standard) of your computer simultaneously with a Bluetooth option, the data transmission speed can be delayed and the performance of the wireless feature can bedegraded. For more information about using the Blu...

Access Connections wireless status icon The Access Connections wireless status icon displays the status and signal strength of your wirelessconnection. You can find more information about the status and signal strength of your wireless connection by openingthe Access Connections program or by double...

Note: The combo audio jack does not support a conventional microphone. The following table shows which functions of the audio devices attached to the jacks on your computer aresupported. Table 3. Audio feature list Jack Headset with a 3.5-mm(0.14-inch), 4-pole plug Conventionalheadphone Conventional...

Using a media card Your computer has one media card reader slot. The media card reader slot supports the following fourtypes of cards: • MultiMediaCard (MMC) • Secure Digital (SD) card • Secure Digital High-Capacity (SDHC) card • Secure Digital eXtended-Capacity (SDXC) card Attention: While transfer...

Chapter 3. You and your computer This chapter provides information about accessibility, comfort, and travelling with your computer. • “Accessibility and comfort” on page 35 • “Traveling with your computer” on page 37 Accessibility and comfort Good ergonomic practice is important to get the most from...

Display : Position the display to maintain a comfortable viewing distance of 510-760 mm (20-30 inches). Avoid glare or reflections on the display from overhead lighting or outside sources of light. Keep the displayscreen clean and set the brightness to levels that enable you to see the screen clearl...

Assistive technologies enable users to access information in the most appropriate way. Some of thesetechnologies are already provided in your operating system. Others can be purchased through vendors, oraccessed through the World Wide Web http://www.lenovo.com/healthycomputing. Assistive technologie...

Travel accessories The following is a checklist of items to consider packing when you are going to travel: • ThinkPad ac power adapter • External mouse (if you are accustomed to using one) • Ethernet cable • A quality carrying case that provides adequate cushion and protection • External storage dev...

1. Press F1. The icon changes to this: 2. Type the master hard disk password. Notes: • To return to the icon , press F1 again. • Press the Backspace key if you enter a wrong password while you are typing your password. Power-on password You can set a power-on password to help protect your computer a...

The next time you turn on your computer, you will have to type the user or master hard disk password inorder to start your computer and get access to your operating system. Changing or removing a hard disk password Follow steps 1 through 7 in “Setting a hard disk password” on page 41, typing your pa...

a. In the Enter Current Password field, type the current supervisor password and press Enter. b. In the Enter New Password field, type the new supervisor password; then retype the password you just entered to verify it in the Confirm New Password field. Press Enter. • To remove a password, do the fo...

To check the BitLocker status, go to Control Panel, and click System and Security ➙ BitLocker Drive Encryption For more information about Windows BitLocker Drive Encryption, see the Windows Help and Support, orsearch for “Microsoft Windows BitLocker Drive Encryption Step-by-Step Guide” on the Micros...

7. Using the cursor keys, move to an item you want to set. When the item is highlighted, press Enter. 8. Set other items that you want to set. 9. Press F10 to save changes and exit. 10. Press Enter in the Setup Confirmation window to confirm the exit. Using the fingerprint reader Your computer has a...

2. Apply light pressure and swipe your finger across the reader in one smooth motion. Maintaining the fingerprint reader The following actions could damage the fingerprint reader or cause it not to work properly: • Scratching the surface of the reader with a hard, pointed object. • Scraping the surf...

Notice on deleting data from your hard disk drive or solid-state drive As computers spread into every corner of life, they process more and more information. The data on yourcomputer, some of which might be sensitive, is stored on a hard disk drive or solid-state drive. Before youdispose of, sell, o...

Chapter 5. Recovery overview This chapter provides information about the recovery solutions. • “Recovery overview for the Windows 7 operating system” on page 51 • “Recovery overview for the Windows 8 operating system” on page 56 Recovery overview for the Windows 7 operating system This section provi...

To create recovery media, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ Factory Recovery Disks . Then, follow the instructions on the screen. Using recovery media This section provides instructions on how to use recovery media. • You can use recovery media to restore the computer to the f...

Performing a recovery operation This section provides instructions on how to perform a recovery operation using the Rescue and Recoveryprogram. 1. From the Windows desktop, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ Enhanced Backup and Restore . The Rescue and Recovery program opens. 2...

4. Do one of the following: • To rescue files from your hard disk drive or from a backup, click Rescue files and follow the instructions on the screen. • To restore your hard disk drive from a Rescue and Recovery backup or to restore your hard disk drive to the factory default settings, click Restor...

3. In the Boot Menu window, select the USB hard disk drive as the first boot device and press Enter. The rescue medium starts. When the rescue medium starts, the Rescue and Recovery workspace opens. The help information foreach feature is available from the Rescue and Recovery workspace. Follow the ...

• Use recovery media if all other methods of recovery have failed and you need to restore the hard disk drive to the factory default settings. See “Creating and using a recovery media” on page 51. Note: If you are unable to access the Rescue and Recovery workspace or the Windows environment from a r...

2. In the Advanced startup section, click Restart now ➙ Troubleshoot ➙ Advanced options . 3. Restart your computer following the instructions on the screen. For more details about the recovery solutions provided on computers preinstalled with the Windows 8operating system, refer to the help informat...

Chapter 6. Replacing devices This chapter contains the following items: • “Static electricity prevention” on page 59 • “Disabling the built-in battery” on page 59 • “Installing or replacing the SIM card” on page 60 • “Replacing the base cover assembly” on page 61 • “Replacing the hard disk drive or ...

Installing or replacing the SIM card Before you start, print these instructions. Your computer might require a SIM card to establish a wireless WAN connection. Depending on the countryof delivery, you might need to purchase a SIM card, or a SIM card might already be installed in yourcomputer, or the...

4. If there already is a SIM card in the tray, remove the SIM card. 5. Carefully install a new SIM card into the tray. 6. Insert the SIM card tray back into the computer. 7. Connect the ac power adapter and all cables. Replacing the base cover assembly Before you start, print these instructions. To ...

4. Reinstall the new base cover assembly and tighten the screws. 5. Turn the computer over again. Connect the ac power adapter and all cables. Replacing the hard disk drive or solid-state drive Before you start, print these instructions. Attention: The hard disk drive or solid-state drive is very se...

7. Install the new hard disk drive or solid-state drive with bracket. 8. Install the screw to secure the hard disk drive or solid-state drive. 9. Turn the computer over again. Connect the ac power adapter and all cables. Replacing a memory module Before you start, print these instructions. Increasin...

4. If a memory module already is installed in the memory slot, you need to remove it first. Press out on the latches on both edges of the slot at the same time 1 , and then remove the memory module 2 . Save the removed memory module for future use. 5. Place the notched end of the new memory module t...

9. Connect the antenna cables to the new wireless LAN card. Ensure that you attach the gray cable to the main connector on the card, and the black cable to the auxiliary connector on the card. 10. Reinstall the base cover assembly. See “Replacing the base cover assembly” on page 61. 11. Turn the com...

Replacing the backup battery Before you start, print these instructions. DANGER If the backup battery is incorrectly replaced, there is danger of an explosion. The backup batterycontains a small amount of harmful substances. To avoid possible injury: • Replace only with a battery of the type recomme...

5. Install the new backup battery 1 , and then attach the connector 2 . 6. Reinstall the base cover assembly. See “Replacing the base cover assembly” on page 61. 7. Turn the computer over again. Connect the ac power adapter and all cables. Replacing the keyboard Before you start, print these instruc...

Chapter 7. Enhancing your computer This section provides information on installing devices and taking advantage of your computer'shigh-technology features. • “Finding ThinkPad options” on page 135 • “ThinkPad port replicators and docking stations” on page 79 Finding ThinkPad options If you want to e...

Front view ThinkPad Port Replicator Series 3 and ThinkPad Port Replicator Series 3 with USB 3.0 1 Power button : Press the power button to turn the computer on or off. 2 Eject button : Press the eject button to release the computer from the port replicator. 3 Sliding adjuster : Use the sliding adjus...

Rear view ThinkPad Port Replicator Series 3 and ThinkPad Port Replicator Series 3 with USB 3.0 1 power connector : Connect the ac power adapter. 2 Ethernet connector : Connect the port replicator to an Ethernet LAN. The indicator on the connector is the same as that on the computer. 3 USB 2.0 connec...

Note: For the ThinkPad Mini Dock Plus Series 3 (170 W) and ThinkPad Mini Dock Plus Series 3 with USB 3.0 (170 W), use the ac power adapter shipped with your computer. 8 eSATA connector or USB 3.0 connector : For the ThinkPad Mini Dock Plus Series 3, this is an eSATA connector for connecting an eSATA...

Connecting an external display to the ThinkPad Mini Dock Plus Series 3 and the ThinkPad Mini DockPlus Series 3 with USB 3.0 Group 1 (top figure) and Group 2 (lower figure) are independent of each other. Each has a DisplayPortconnector and a DVI connector. If you connect a display to a DisplayPort co...

3. Detach the Series 3 Dock Adapter from the docking station. Security feature Use the security keyhole on the ThinkPad port replicator or docking station to attach a mechanical lock. Byattaching a mechanical lock, you can secure the port replicator or docking station to a stationary object,such as ...

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 docking station is locked, and you cannotremove your computer. The key lock indicator lights when the eject button is locked. 88 User Guide

Chapter 8. Advanced configuration While it is important to protect files, data, and settings that are on the hard disk drive or solid-state drive,you also might need to install a new operating system, install new device drivers, update your system UEFIBIOS, or recover preinstalled software. This inf...

– After the operating system installation, you should not change the initial UEFI/Legacy Boot setting in ThinkPad Setup. The UEFI/Legacy Boot setting must be the same as it was when the Windows operating system image was installed. Otherwise, the operating system will not boot properly. For the coun...

The name of each subfolder is the number of a fix module. For information about each fix module, go tothe Microsoft Knowledge Base homepage at http://support.microsoft.com, type the number of the fixmodule you need in the search field, and click Search . To install a fix module, run the EXE file in ...

Notes: • Default values are in boldface . The default settings are already optimized for you. If you consider changing the computer configuration, proceed with extreme caution. Setting the configuration incorrectlymight cause unexpected results. • On each submenu, press the Enter key to show selecta...

Table 4. Config menu items (continued) Menu item Submenu item Value Comments combination in the StartupInterrupt Menu window.To display the StartupInterrupt Menu window,press the Enter key duringthe power-on self-test(POST). CIRA Timeout 0-255 Note: The default value is 60 seconds. Set the timeout o...

Table 5. Security menu items (continued) Menu item Submenu item Value Comments Integrated Camera • Disabled • Enabled If you select Enabled , you can use the camera. Microphone • Disabled • Enabled If you select Enabled , you can use the microphones (internal, external, or line-in). Fingerprint Read...

Table 6. Startup menu items Menu item Value Comments Boot See “Changing the startup sequence” onpage 104. Network Boot Select the boot device when the systemwakes from LAN. If Wake on LAN is enabled, the network administrator canturn on all of the computers in a LANremotely by use of network managem...

• Discard Changes : Discard the changes. • Save Changes : Save the changes. Updating your system UEFI BIOS The Unified Extensible Firmware Interface (UEFI) BIOS is a part of the system programs that make up thebasic layer of software built into your computer. The UEFI BIOS translates the instruction...

When Wake on LAN is used with network management software, many functions, such as data transfer,software updates, and Flash updates of UEFI BIOS, can be performed remotely without remote attendance.This updating process can be done after normal working hours and on weekends, to save time and increa...

Note: If you want to initialize the setting to return to the default startup sequence, press F9. The default settings are automatically reloaded. Flash update Your network administrator can remotely update the system programs on your computer from a managementconsole. The following requirements must...

Chapter 9. Preventing problems An important part of owning a ThinkPad notebook computer is maintenance. With proper care, you canavoid common problems. The chapter provides information that can help you keep your computer runningsmoothly. • “General tips for preventing problems” on page 109 • “Makin...

• If your computer uses discs as the recovery media, do not remove the disc from the drive until prompted to do so. 14. For suspected hard disk drive issues, refer to “Diagnosing problems” on page 115 to run a diagnostic test of the drive before you call the Customer Support Center. If your computer...

For more information about how to use System Update, refer to “Lenovo program overview” on page 14. Taking care of your computer Although your computer is designed to function reliably in normal work environments, you need to usecommon sense in handling it. By following these important tips, you wil...

• Store your external and removable hard disk drive or optical drives in the appropriate containers or packaging when they are not being used. • Before you install any of the following devices, touch a metal table or a grounded metal object. This action reduces any static electricity from your body....

Chapter 10. Troubleshooting computer problems This chapter provides information on what to do if you experience a problem with your computer. This chapter contains the following topics: • “Diagnosing problems” on page 115 • “Troubleshooting” on page 115 Diagnosing problems If you experience problems...

• If you cannot turn off your computer by pressing and holding the power button, remove all power sources from the computer and reset the system by inserting a straightened paper clip into theemergency reset hole. To locate the emergency reset hole, see “Bottom view” on page 5. 2. While the computer...

• Message : 2112: Read error on HDD2 (Mini SATA) Solution : The Mini SATA device is not working. Have the Mini SATA device serviced. • Message : 2200: Machine Type and Serial Number are invalid. Solution : Machine Type and Serial Number are invalid. Have the computer serviced. • Message : 2201: Mach...

• Problem : When I turn on the computer, only a white cursor is displayed on a blank screen. Solution : If you have modified a partition on your hard disk drive by using partition software, information about that partition, or the master boot record might have been destroyed. 1. Turn off the compute...

Networking problems The following are the most common networking problems: Ethernet problems • Problem : Your computer cannot connect to the network. Solution : Ensure that: – The cable is installed correctly. The network cable must be securely connected both to the Ethernet connector of your comput...

A wireless LAN problem Problem : You cannot connect to the network using the built-in wireless network card. Solution : • If your system is installed with Windows 7 operating system, ensure that: – Your wireless LAN driver is the latest version. Check the Web site and confirm that the driver version...

Solution : The cursor might drift when you are not using the TrackPoint pointing stick during normal operation. This is a normal characteristic of the TrackPoint pointing stick and is not a defect. cursordrifting might occur for several seconds under the following conditions: – When the computer is ...

• Problem : The screen is unreadable or distorted. Solution : Ensure that: – The display device driver is installed correctly. – The screen resolution and color quality are correctly set. – The monitor type is correct. To check these settings, do the following: 1. Right-click on the desktop, and cli...

Solution : Change the resolution and the color depth to lower settings for the primary display. Refer to the solution to the above problem. • 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 mov...

themselves. An example is the Windows Media Player. Usually the program has sliders available tocontrol the sound from within the program. • Problem : The balance slider cannot completely mute one channel. Solution : The control is designed to compensate for minor differences in balance and does not...

a. Disconnect the ac power adapter and all cables from the computer. b. Close the computer display, and turn the computer over. c. Remove the memory module. Refer to “Replacing a memory module” on page 64. d. Remove the M.2 cards. Refer to “Replacing an M.2 wireless LAN card” on page 65 and “Replaci...

resuming the computer from the sleep mode. When resuming the computer from the sleep modewithout attaching the external monitor or turning it on, and the computer display remains blank, pressF7 to bring up the computer display. • Problem : The computer does not return from sleep mode, or the system ...

A solid-state drive problem Problem : When you compress files or folders by use of the data compression function in Windows, and then decompress them, the process of writing to or reading from the files or folders is slow. Solution : Apply the disk defragmentation tool in Windows for faster access t...

Chapter 11. Getting support This chapter provides information about getting help and support from Lenovo. • “Before you contact Lenovo” on page 133 • “Getting help and service” on page 134 • “Purchasing additional services” on page 135 Before you contact Lenovo Often, you can solve your computer pro...

• Lenovo hardware repair - If the problem is determined to be caused by Lenovo hardware under warranty, trained service personnel are available to provide the applicable level of service. • Engineering change management - Occasionally, there might be changes that are required after a product has bee...

Appendix A. Regulatory information Wireless related information Wireless interoperability The M.2 wireless LAN card is designed to be interoperable with any wireless LAN product that is basedon DSSS, CCK, and/or OFDM radio technology, and is compliant to: • The 802.11b/g Standard, 802.11a/b/g or 802...

• Battery Status Profile Usage environment and your health Integrated wireless cards emit radio frequency electromagnetic energy like other radio devices. However, thelevel of energy emitted is far much less than the electromagnetic energy emitted by wireless devices likefor example mobile phones. D...

4 Wireless LAN antenna (auxiliary) Locating wireless regulatory notices For more information about the wireless regulatory notices, refer to the Regulatory Notice shipped with your computer. If your computer is shipped without the Regulatory Notice , you can find it on the Web site at: http://www.le...

Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada. European Union - Compliance to the Electromagnetic CompatibilityDirective This product is in conformity with the protection requirements of EU Council Directive 2004/108/EC on theapproximation of the laws of the Member ...

Appendix B. WEEE and recycling statements Lenovo encourages owners of information technology equipment to responsibly recycle their equipmentwhen it is no longer needed. Lenovo offers a variety of programs and services to assist equipment owners inrecycling their IT products. Information on product ...

Disposing of Lenovo computer components Some Lenovo computer products sold in Japan may have components that contain heavy metals or otherenvironmental sensitive substances. To properly dispose of disused components, such as a printed circuitboard or drive, use the methods described above for collec...

Appendix C. ENERGY STAR model information ENERGY STAR ® is a joint program of the U.S. Environmental Protection Agency and the U.S. Department of Energy aimed at saving money and protecting the environment through energy efficient products andpractices. Lenovo is proud to offer our customers product...

Trademarks The following terms are trademarks of Lenovo in the United States, other countries, or both: LenovoAccess ConnectionsActive Protection SystemRescue and RecoveryThinkPadThinkVantageTrackPointUltraConnect Intel and Intel SpeedStep are trademarks of Intel Corporation in the U.S. and/or other...

India RoHS RoHS compliant as per E-Waste (Management & Handling) Rules, 2011. 152 User Guide

Appendix F. EurAsia Compliance Mark © Copyright Lenovo 2013 153