ThinkPad S540 Скачать руководство пользователя

Страница: 5 / 162

Japan recycling statements

. . . . . . . . .

133

Recycling information for Brazil . . . . . . . .

134

Battery recycling information for the European
Union . . . . . . . . . . . . . . . . . .

134

Battery recycling information for Taiwan . . . . .

135

Battery recycling information for the United States
and Canada . . . . . . . . . . . . . . . .

135

Recycling information for China . . . . . . . .

135

Appendix C. Restriction of Hazardous
Substances Directive (RoHS) . . . .

137

European Union RoHS

. . . . . . . . . . .

137

China RoHS. . . . . . . . . . . . . . . .

138

Turkish RoHS . . . . . . . . . . . . . . .

138

Ukraine RoHS . . . . . . . . . . . . . . .

139

India RoHS . . . . . . . . . . . . . . . .

139

Appendix D. ENERGY STAR model
information . . . . . . . . . . . . .

141

Appendix E. Notices . . . . . . . . .

143

Trademarks . . . . . . . . . . . . . . . .

144

iii

Содержание S540

Страница 1: ...User Guide ThinkPad S540 ...

Страница 2: ... and Setup Guide and the Regulatory Notice have been uploaded to the Web site To refer to them go to http www lenovo com UserManuals and follow the instructions on the screen Third Edition January 2015 Copyright Lenovo 2013 2015 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant a General Services Administration GSA contract use reproduction or disclosure is subject to ...

Страница 3: ... multimedia 35 Changing display settings 35 Connecting a projector or an external monitor 35 Using the Extend desktop function 37 Setting up a presentation 37 Using the AMD Switchable Graphics feature 38 Using audio features 38 Using the camera 39 Using a flash media card 39 Chapter 3 You and your computer 41 Accessibility and comfort 41 Ergonomic information 41 Comfort 42 Accessibility informatio...

Страница 4: ...onding 105 Spills on the keyboard 106 Error messages 106 Errors without messages 108 Beep errors 109 Memory module problems 109 Networking problems 110 Problems with the keyboard and other pointing devices 111 Problems with the display and multimedia devices 112 Fingerprint reader problems 117 Battery and power problems 117 Problems with drives and other storage devices 120 A software problem 121 ...

Страница 5: ... Battery recycling information for the United States and Canada 135 Recycling information for China 135 Appendix C Restriction of Hazardous Substances Directive RoHS 137 European Union RoHS 137 China RoHS 138 Turkish RoHS 138 Ukraine RoHS 139 India RoHS 139 Appendix D ENERGY STAR model information 141 Appendix E Notices 143 Trademarks 144 Copyright Lenovo 2013 2015 iii ...

Страница 6: ...iv User Guide ...

Страница 7: ...ard by lifting your hands from the palm rest Protect yourself from the heat generated by the ac power adapter When the ac power adapter is connected to an electrical outlet and your computer it generates heat Extended contact with your body even through clothing may cause a skin burn Do not place the ac power adapter in contact with any part of your body while it is in use Never use it to warm you...

Страница 8: ... Lenovo Limited Warranty For more information see Warranty Information in the Safety Warranty and Setup Guide that comes 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 create potential safety risks that can result in physical injury or property da...

Страница 9: ...n or damaged Signs of overheating smoke sparks or fire Damage to a battery such as cracks dents or creases discharge from a battery or a buildup of foreign substances on the battery A cracking hissing or popping sound or strong odor that comes from the product Signs that liquid has been spilled or an object has fallen onto the computer product the power cord or power adapter The computer product p...

Страница 10: ...rack or crimp This can present a safety hazard Always route power cords so that they will not be walked on tripped over or pinched by objects Protect power cords and power adapters from liquids For instance do not leave your power cord or power adapter near sinks tubs toilets or on floors that are cleaned with liquid cleansers Liquids can cause a short circuit particularly if the power cord or pow...

Страница 11: ...ricity otherwise unstable voltage might damage your computer data or attached devices Some products are equipped with a three pronged plug This plug fits only into a grounded electrical outlet This is a safety feature Do not defeat this safety feature by trying to insert it into a non grounded outlet If you cannot insert the plug into the outlet contact an electrician for an approved outlet adapte...

Страница 12: ...ions included in the product documentation Battery abuse or mishandling can cause the battery to overheat which can cause gasses or flame to vent from the battery pack or coin cell If you notice any signs of bulging leakage or corrosion on the exterior of the product this may be the result of an internal battery fault If this occurs stop using the product immediately and please contact the Lenovo ...

Страница 13: ...ly take breaks from using the keyboard by lifting your hands from the palm rest and be careful not to use the 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 and or heat sinks are provided with the product for safety comfort and reliable operation These features might inadverten...

Страница 14: ...duct or attached devices To connect 1 Turn everything OFF 2 First attach all cables to devices 3 Attach signal cables to connectors 4 Attach power cords to outlets 5 Turn devices ON To disconnect 1 Turn everything OFF 2 First remove power cords from outlets 3 Remove signal cables from connectors 4 Remove all cables from devices The power cord must be disconnected from the wall outlet or receptacle...

Страница 15: ...rent headphones or earphones are used ensure that they comply with EN 50332 1 Clause 6 5 Limitation Values Using headphones that do not comply with EN 50332 1 can be dangerous due to excessive sound pressure levels Additional safety information DANGER Plastic bags can be dangerous Keep plastic bags away from babies and children to avoid danger of suffocation Notice for tablet personal computer use...

Страница 16: ...xiv User Guide ...

Страница 17: ...nformation on page 9 Features on page 11 Specifications on page 12 Operating environment on page 13 Lenovo programs on page 13 Locating computer controls connectors and indicators This section introduces the computer hardware features to give you the basic information you will need to start using the computer Front view Figure 1 Front view 1 Camera 7 System status indicator illuminated ThinkPad lo...

Страница 18: ...or four seconds or more If the computer still is not responding remove the ac power adapter or the supported ThinkPad OneLink Dock and reset the computer by inserting a needle or a straightened paper clip into the emergency reset hole to turn off the computer To locate the emergency reset hole see Bottom view on page 6 You also can program the power button so that by pressing the power button you ...

Страница 19: ...on see Using the ThinkPad pointing device on page 26 9 NFC logo on some models If your computer comes with the near field communication NFC card the NFC logo is on the ThinkPad trackpad For more information about the NFC feature see Using the NFC connection on page 34 11 Screen multi touch screen on some models Depending on the model your computer comes with a multi touch screen For more informati...

Страница 20: ...at the USB mark is facing upward Otherwise the connector might be damaged 5 HDMI connector Your computer supports the high definition multimedia interface HDMI a digital audio and video interface that can connect a compatible digital audio device or video monitor such as a DVD player or a digital television DTV Note If you connect the computer to a supported ThinkPad OneLink Dock use the HMDI conn...

Страница 21: ...ported ThinkPad OneLink Dock is connected to the Lenovo OneLink connector it can not only extend the computer capabilities but also provide ac power to the computer and charge the battery To use the Lenovo OneLink connector you need to remove the connector cover from the Lenovo OneLink connector first Note Ensure that you keep the connector cover Reattach it to the Lenovo OneLink connector when yo...

Страница 22: ...USB mark is facing upward Otherwise the connector might be damaged 5 Media card reader slot Your computer has a media card reader slot Insert your flash media card into this slot to read the data on the card For more information about the supported cards see Using a flash media card on page 39 6 Built in stereo speaker left For details see Function keys Bottom view Figure 4 Bottom view 1 Wireless ...

Страница 23: ... of storage demands Some models are equipped with a solid state drive for data storage making your computer lighter smaller and faster Note The hidden service partition is the reason why there is less free space than expected on your hard disk drive or solid state drive This reduction is more noticeable on the solid state drive because of its smaller capacity Some models are equipped with a hybrid...

Страница 24: ...phones are muted 4 camera status indicator When the camera status indicator is on the camera is in use 5 6 System status indicators The illuminated dots one in the ThinkPad logo on the outer lid of your computer and the other on the palm rest show the system status of your computer Blinks for three times The computer is initially connected to power On The computer is on in normal use Blinks slowly...

Страница 25: ...ns to identify your computer and provide faster service The following figure shows the location of the machine type and model of your computer FCC ID and IC Certification information There is no FCC ID or IC Certification number for the wireless communication cards shown on the enclosure of the computer On some models Lenovo provides you the information about the location of the FCC ID and IC Cert...

Страница 26: ...h the computer are printed on this label Record this information and keep it in a safe place You might need these numbers to start your computer or reinstall the Windows 7 operating system Depending on the model the Certificate of Authenticity label can be on the computer cover under the battery or on the power adapter For more information about the Certificate of Authenticity label go to http www...

Страница 27: ...ter do the following For Windows 7 Click Start right click Computer Then click Properties For Windows 8 and Windows 8 1 Go to the desktop Move the pointer to the top right or bottom right corner of the screen to bring up the charms Then click Settings PC info Memory Double data rate 3 low voltage synchronous dynamic random access memory modules DDR3 LV SDRAM Storage device 2 5 inch form factor 7 m...

Страница 28: ...B 3 0 connector Wireless features Integrated wireless LAN Integrated Bluetooth Integrated wireless WAN on some models NFC on some models Security features Fingerprint reader on some models Specifications This section lists the physical specifications for your computer Size Width 379 mm 14 92 inches Depth 252 4 mm 9 94 inches for non touch models Height Non touch model 20 75 mm 0 82 inch Touch mode...

Страница 29: ...n operating under the unpressurized condition 31 3 C 88 F Note When you charge the battery pack its temperature must be at least 10 C 50 F Relative humidity Operating 8 to 80 Storage 5 to 95 If possible place your computer in a well ventilated and dry area without direct exposure to sunshine Keep electrical appliances such as an electric fan radio air conditioner and microwave oven away from your ...

Страница 30: ...igation window of the Lenovo ThinkVantage Tools program Table 1 Programs in the Lenovo ThinkVantage Tools program Program Icon name Access Connections Internet Connection Active Protection System Airbag Protection Client Security Solution Enhanced Security Communications Utility Web Conferencing Lenovo Fingerprint Manager Fingerprint Reader Lenovo Solution Center System Health and Diagnostics Leno...

Страница 31: ...novo System Health and Diagnostics Message Center Plus Programs Messages from Lenovo Rescue and Recovery System and Security Lenovo Enhanced Backup and Restore Password Manager System and Security User Accounts and Family Safety Lenovo Password Vault Power Manager Hardware and Sound System and Security Lenovo Power Controls Recovery Media System and Security Lenovo Factory Recovery Disks System Up...

Страница 32: ... hybrid drive Client Security Solution Windows 7 The Client Security Solution program protects your computer by securing client data and deflecting security breach attempts It also can help manage your passwords recover a forgotten password monitor security settings on your computer and suggest how to enhance your computer security Communications Utility Windows 7 Use the Communications Utility pr...

Страница 33: ... system updates and alerts on conditions that require your attention Password Manager Windows 7 Windows 8 and Windows 8 1 The Password Manager program automatically captures and fills in authentication information for Windows programs and Web sites Power Manager Windows 7 The Power Manager program provides convenient flexible and complete power management for your computer It enables you to adjust...

Страница 34: ...18 User Guide ...

Страница 35: ... to registered users When you register your computer with Lenovo you also will receive the following benefits Quicker service when you call Lenovo for help Automatic notification of free software and special promotional offers To register your computer with Lenovo go to http www lenovo com register and follow the instructions on the screen to register your computer If you are using a Windows 7 ope...

Страница 36: ...working features by use of the Access Connections program on the Windows 7 operating system or Location Awareness program on the Windows 8 or Windows 8 1 operating system To learn more about using the wireless features of your computer refer to Wireless connections on page 31 To travel more confidently be sure to check the tips in Traveling with your computer on page 43 Press F8 to enable or disab...

Страница 37: ... operating systems Windows 7 and Windows 8 1 Touch Slide Mouse action Scroll the mouse wheel move the scroll bar or click the scroll arrow Function Scroll through items such as lists pages and photos Supported operating systems Windows 7 and Windows 8 1 Touch Drag an item to the desired location Mouse action Click hold and drag an item Function Move an object Supported operating systems Windows 7 ...

Страница 38: ...e through and switch to open apps Supported operating system Windows 8 1 Touch Swipe in and out on the left edge Mouse action Move the pointer to the top left corner of the screen and then move the pointer downward along the left edge To make a selection click the desired app Function View the recently used apps or select an active app from the list Supported operating system Windows 8 1 Touch Swi...

Страница 39: ...n is a glass panel covered with a plastic film Do not apply pressure or place any metallic object on the screen which might damage the touch panel or cause it to malfunction Do not use fingernails gloved fingers or inanimate objects for input on the screen Regularly calibrate the accuracy of the finger input to avoid a discrepancy Tips on cleaning the multi touch screen Turn off the computer befor...

Страница 40: ...ction When the Fn Lock function is disabled The Fn Lock indicator is off default mode To initiate the special function printed as an icon on each key press the function key directly To input F1 F12 press the Fn key and the corresponding function key When the Fn Lock function is enabled The Fn Lock indicator turns on To input F1 F12 press the function keys directly To initiate the special function ...

Страница 41: ...will remain muted when you turn on your computer again To unmute the microphones press F4 Darkens the display Brightens the display You can temporarily change the computer display brightness by pressing the two keys To change the default brightness level right click the battery status icon in the Windows notification area Then click Adjust screen brightness and make changes as desired Switches the...

Страница 42: ...ick To use the TrackPoint pointing stick apply pressure to the nonslip cap on the pointing stick in any direction parallel to the keyboard Then you can move the cursor But the pointing stick itself does not move The speed at which the cursor moves depends on the pressure you apply to the pointing stick Using the ThinkPad trackpad The ThinkPad trackpad of your computer supports multi touch with whi...

Страница 43: ...h ThinkPad batteries you will be able to work longer without being tied to an electrical outlet Checking the battery status The battery status icon in the Windows notification area displays the percentage of battery power remaining The rate at which you use battery power will determine how long you can use the battery of your computer between charges Because each computer user has different habits...

Страница 44: ...se with the computer The power cord that plugs into the ac outlet and into the transformer pack Attention Using an improper power cord could cause severe damage to your computer Connecting the ac power adapter To connect the ac power adapter do the following Note Ensure that you perform the actions in the order in which they are listed 1 Connect the power cord to an electrical outlet 2 Connect the...

Страница 45: ... For Windows 7 Start the Power Manager program and then click the Power Plan tab For instructions on how to start the Power Manager program see Accessing Lenovo programs on the Windows 7 operating system on page 14 For Windows 8 and Windows 8 1 Go to the desktop Right click the battery status icon in the Windows notification area and click Power Options Then click Change plan settings that is next...

Страница 46: ...ols 3 Click Task Scheduler If you are prompted for an administrator password or confirmation type the password or provide confirmation 4 From the left pane select the task folder for which you want to enable the wake up function The scheduled tasks are displayed 5 Click a scheduled task and then click the Conditions tab 6 Under Power select the check box for Wake the computer to run this task To p...

Страница 47: ...ork card and a configuration utility to help you establish wireless connections and monitor the connection status This enables you to stay connected to your network while you are at the office in a meeting room or at home with no need for a wired connection To establish a wireless LAN connection do the following For Windows 7 1 Press F8 and follow the instructions on the screen to enable the wirel...

Страница 48: ...rating system you also can check the Access Connections gauge the Access Connections status icon or the Access Connections wireless status icon in the Windows notification area Access Connections gauge Power to the wireless radio is off or no signal Power to the wireless radio is on The signal strength of the wireless connection is poor To improve signal strength move your computer closer to the w...

Страница 49: ...uter away from your body Place your computer on a flat surface and open your computer lid to an angle 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 and other locations where cellular phone reception is the strongest Checking the wireless WAN connection status You can check the ...

Страница 50: ...e and then follow the instructions on the screen For more information refer to the Windows help information system and the Bluetooth help information system Using the NFC connection Near field communication is a high frequency and short range wireless communications technology Depending on the model your computer might come with the NFC feature By using the NFC feature you can establish the radio ...

Страница 51: ...tor refer to the manuals provided with the external monitor You can set any resolution for either the computer display or the external monitor When you use both at the same time the resolution of both is the same If you set a higher resolution for the computer display you can see only part of the screen at a time You can see other parts by moving the image with the TrackPoint pointing device or an...

Страница 52: ...Changing the color settings To change the color settings do the following For Window 7 1 Right click on the desktop and click Screen resolution 2 Click Advanced Settings select the Monitor tab then set Colors 3 Click OK For Window 8 and Windows 8 1 1 Right click on the desktop and click Screen resolution 2 Click Advanced Settings and then select the Color Management tab 3 Click Color Management an...

Страница 53: ... primary display You cannot use the display switching function when you are in the Extend desktop mode Enabling the Extend desktop function To enable the Extend desktop function do the following 1 Connect the external monitor to the monitor connector then connect the monitor to an electrical outlet 2 Turn on the external monitor 3 Press F7 then select Extend To change the resolution for each monit...

Страница 54: ...n diameter Speakers Microphone Your computer also has an audio chip that enables you to enjoy various multimedia audio features Compliant with Intel High Definition Audio Playback of Musical Instrument Digital Interface MIDI and Moving Picture Experts Group Audio Layer 3 MP3 files Recording and playback of pulse code modulation PCM and Waveform Audio File Format WAV files Recording from various so...

Страница 55: ...g the camera with a program refer to the help information system of the program Configuring camera settings You can configure the camera settings to meet your needs such as adjusting the quality of the video output To configure the camera settings do the following For Windows 8 or Windows 8 1 do one of the following Configure the camera settings directly from the program that is using the camera F...

Страница 56: ... Add Hardware Wizard starts 5 Follow the instructions on the screen Removing a flash media card Attention Before removing a card stop the card first Otherwise data on the card might be damaged or lost Do not remove a card while the computer is in sleep mode or hibernation mode Otherwise the system might not respond when you try to resume operation To remove a card do the following 1 Click the tria...

Страница 57: ...o our customers with disabilities Refer to our accessibility information which outlines our efforts in this area See Accessibility information on page 42 Ergonomic information Working in the virtual office might mean adapting to frequent changes in your environment Following some simple rules will make things easier and bring you the maximum benefits of your computer Keeping in mind such basics as...

Страница 58: ...any concentrated and sustained visual activity can be tiring If you have questions on eye fatigue or visual discomfort consult a vision care specialist for advice Comfort Observe the following guidelines to achieve greater comfort and improve performance Active sitting and rest breaks The longer you sit and work with your computer the more important it is to observe your working posture Follow Erg...

Страница 59: ...ne conversion option converts PDF documents on the Internet A second option enables users to submit the URL of an Adobe PDF file through e mail to convert it to HTML or ASCII text Adobe PDF files on a local hard disk drive local CD ROM or LAN also can be converted by attaching the Adobe PDF file to an e mail message Traveling with your computer This topic provides information to help you work with...

Страница 60: ...combo adapter External mouse if you are accustomed to using one Ethernet cable A quality carrying case that provides adequate cushion and protection External storage device HDMI cable Converter cable for HDMI connector If you are traveling to another country you might need to consider an ac power adapter for the country to which you are travelling To purchase travel accessories go to http www leno...

Страница 61: ...g and implementing the locking devices and security features Lenovo makes no comments judgments or warranties about the function quality or performance of locking devices and security features Using passwords You can help prevent your computer from unauthorized use by using passwords Once you set a password a prompt is displayed on the screen each time you turn on the computer Enter your password ...

Страница 62: ...ssword field type the current power on password and press Enter b Leave the Enter New Password and Confirm New Password fields blank Press Enter twice 5 A Setup Notice window is displayed Press Enter to continue 6 Press Fn F10 A Setup Confirmation window is displayed Select Yes to save the configuration changes and exit Note You might want to record your password and store it in a safe place Other...

Страница 63: ...rator can set change or remove a supervisor password To set change or remove a supervisor password do the following 1 Turn off your computer Wait for about five seconds and then turn on the computer again 2 When the logo screen is displayed press F1 to start the ThinkPad Setup program 3 Select Security Password Supervisor Password by using the directional keys 4 Depending on your needs do one of t...

Страница 64: ...ard disk password is set only the administrator can remove the user hard disk password Setting a hard disk password Before you start print these instructions To set a hard disk password do the following 1 Turn off your computer Wait for about five seconds and then turn on the computer again 2 When the logo screen is displayed press F1 to start the ThinkPad Setup program 3 Select Security Password ...

Страница 65: ...nfirm New Password fields blank and press Enter twice both the user and master hard disk passwords are removed If you are in User hard disk mode follow the following steps to change the user hard disk password 1 Follow steps 1 through 7 in Setting a hard disk password on page 48 typing your password to start the ThinkPad Setup program 2 Type the current user hard disk password in the Enter Current...

Страница 66: ...r computer can be protected by UEFI BIOS Using Windows BitLocker Drive Encryption To help protect your computer against unauthorized access be sure to use drive encryption software such as Windows BitLocker Drive Encryption Windows BitLocker Drive Encryption is an integral security feature of the Windows 7 Windows 8 and Windows 8 1 operating systems It is supported in the Ultimate and Enterprise e...

Страница 67: ...s When the item is highlighted press Enter 6 Set other items that you want to set 7 Press F10 A Setup Confirmation window is displayed Select Yes to save the configuration changes and exit To set the security chip you have to start Client Security Solution and follow the instructions on the screen Note If Client Security Solution is not preinstalled on your computer download and install it from ht...

Страница 68: ... on page 13 2 Enter the Windows password as required 3 Click the icon for the finger that you want to enroll and constantly swipe your corresponding finger across the fingerprint reader until the enrollment completes 4 Click Finish Your fingerprint is enrolled successfully Note It is recommended that you enroll more than one fingerprint in case of any injuries to your fingers Swiping your finger o...

Страница 69: ...authenticate your fingerprint If your finger has any of the following conditions you might not be able to register or authenticate it Your finger is wrinkled Your finger is rough dry or injured Your finger is stained with dirt mud or oil The surface of your finger is different from when you enrolled your fingerprint Your finger is wet A finger is used that has not been enrolled To improve the situ...

Страница 70: ...disk drive or hybrid drive with a hammer or magnetically by means of strong magnetic power thus making the data unreadable But it is recommended that you use the software payware or service pay service developed for that purpose The process might take several hours For disposing of data on the solid state drive Lenovo provides the Drive Erase Utility for Resetting the Cryptographic Key and Erasing...

Страница 71: ...For more information about how to use your antivirus software refer to the help information system of your antivirus software Chapter 4 Security 55 ...

Страница 72: ...56 User Guide ...

Страница 73: ...ymantec Norton Ghost version 15 or later To start the Symantec Norton Ghost program do the following 1 Click Start Run The Run window opens 2 Type cmd in the field Then click OK 3 Type ghost align 1mb and press Enter Acronis True Image 2010 or later Paragon Backup Recovery 10 Suit or later Paragon Backup Recovery 10 Home or later Creating and using a recovery media You can use recovery media to re...

Страница 74: ...tions and device drivers on page 61 2 Some computers come with Microsoft Office or Microsoft Works preinstalled If you need to recover or reinstall your Microsoft Office or Microsoft Works applications you must use the Microsoft Office CD or Microsoft Works CD These discs are provided only with computers preinstalled with Microsoft Office or Microsoft Works Performing backup and recovery operation...

Страница 75: ...rom a Rescue and Recovery backup located on your local hard disk drive or hybrid drive a USB device or a network drive Restore your hard disk drive or hybrid drive from a Rescue and Recovery backup If you have backed up your hard disk drive or hybrid drive using the Rescue and Recovery program you can restore the hard disk drive from a Rescue and Recovery backup even if you cannot start the Window...

Страница 76: ...e medium With a rescue medium such as a disc or a USB hard disk drive you can recover the computer from failures that prevent you from gaining access to the Rescue and Recovery workspace on your hard disk drive Notes 1 The recovery operations you can perform using a rescue medium vary depending on the operating system 2 The rescue disc can be started in all types of external optical drives Creatin...

Страница 77: ...hen follow the on screen steps to reinstall the program Reinstalling preinstalled device drivers Attention When you reinstall device drivers you are changing the current configuration of your computer Reinstall device drivers 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 Go to...

Страница 78: ...or future use Recovery overview for the Windows 8 and Windows 8 1 operating systems This section provides information about the recovery solutions for the Windows 8 and Windows 8 1 operating systems A Windows recovery image is preinstalled in the recovery partition on your computer The Windows recovery image enables you to refresh your computer or reset your computer to the factory default setting...

Страница 79: ... and reinstall Windows section click Get started Then click Next to confirm the operation 3 Depending on your needs do one of the following To perform a quick format click Just remove my files to start the process The process will take several minutes To perform a complete format click Fully clean the drive to start the process The process will take several hours 4 Follow the instructions on the s...

Страница 80: ...USB drive To avoid data loss make a backup copy of all the data that you want to keep To create recovery media do the following Note Ensure that your computer is connected to ac power 1 Move your pointer to the top right or bottom right corner of the screen to display the charms and click Search 2 Depending on the operating system do one of the following For Windows 8 Type recovery in the Search f...

Страница 81: ...nsure that your computer is connected to ac power 1 Turn on or restart the computer Before the Windows operating system starts repeatedly press the F12 key The Boot Menu window opens 2 Select the recovery drive as the boot device 3 Select a preferred language and then select a preferred keyboard layout 4 Click Troubleshoot to display the optional recovery solutions 5 Select a corresponding recover...

Страница 82: ...66 User Guide ...

Страница 83: ...sed circuitry Prevent others from touching components When you install a static sensitive option or CRU touch the static protective package containing the part to a metal expansion slot cover or other unpainted metal surface on the computer for at least two seconds This reduces static electricity in the package and your body When possible remove the static sensitive part from the static protective...

Страница 84: ...hase a SIM card or a SIM card might be part of the shipping contents that come with your computer To install or replace the SIM card do the following 1 Disable the built in batteries See Disabling the built in battery on page 67 2 Close the computer display and turn the computer over 3 Locate the SIM card door at the right side of the computer from the bottom view Gently pivot the SIM card door up...

Страница 85: ...out of the SIM card slot 2 5 Insert the new SIM card firmly into the SIM card slot 6 Close the SIM card door until it snaps into position Replacing the base cover assembly Before you start print these instructions To replace the base cover assembly do the following Chapter 6 Replacing devices 69 ...

Страница 86: ...e base cover assembly 3 Note Follow the corresponding direction as shown in the following illustration to remove each screw 4 Install the new base cover assembly 1 then tighten the three screws 2 and then install the six screws 3 Note Follow the corresponding direction as shown in the following illustration to install each screw 5 Turn the computer over again Connect the ac power adapter and all c...

Страница 87: ...nector Before removing the hard disk drive solid state drive or hybrid drive make a backup copy of all the information on it and then turn the computer off Never remove the hard disk drive solid state drive or hybrid drive while the computer is operating in sleep mode or in hibernation mode To replace the hard disk drive solid state drive or hybrid drive do the following Note Depending on the mode...

Страница 88: ... Ensure that the hard disk drive solid state drive or hybrid drive is correctly seated in the bay and secured by the hook a Then reinstall the screws 2 8 Reinstall the base cover assembly See Replacing the base cover assembly on page 69 9 Turn the computer over again Connect the ac power adapter and all cables Replacing a memory module Before you start print these instructions 72 User Guide ...

Страница 89: ...Remove the base cover assembly See Replacing the base cover assembly on page 69 4 Open the latches on both sides of the memory upgrade slot at the same time 1 and then remove the memory module 2 Save the removed memory module for future use Note The memory upgrade slot a is available on some models 5 Place the notched end of the new memory module toward the contact edge side of the memory upgrade ...

Страница 90: ...munication cables is hazardous To avoid shock hazard disconnect the cables before opening the cover of this slot Attention Before you start installing a wireless LAN card touch a metal table or a grounded metal object This action reduces any static electricity from your body The static electricity could damage the card To replace the wireless LAN card do the following 1 Disable the built in batter...

Страница 91: ... is included disconnect the cables by picking up the connectors with your fingers and gently unplugging them 5 Remove the screw 1 The card pops up Remove the card 2 6 Align the contact edge of the new card with the corresponding socket 1 Pivot the card until you can snap it into place Secure the card with the screw 2 Chapter 6 Replacing devices 75 ...

Страница 92: ...telephone and communication cables is hazardous To avoid shock hazard disconnect the cables before opening the cover of this slot Attention Before you start installing a wireless WAN card touch a metal table or a grounded metal object This action reduces any static electricity from your body The static electricity could damage the wireless WAN card To replace the wireless WAN card do the following...

Страница 93: ...isconnect the cables by picking up the connectors with your fingers and gently unplugging them 5 Remove the screw 1 The wireless WAN card pops up Remove the WAN card 2 6 Align the contact edge of the new WAN card with the corresponding socket 1 Pivot the WAN card until you can snap it into place Secure the WAN card with the screw 2 Chapter 6 Replacing devices 77 ...

Страница 94: ...the antenna cables to the new WAN card 8 Reinstall the base cover assembly See Replacing the base cover assembly on page 69 9 Turn the computer over again Connect the ac power adapter and all cables 78 User Guide ...

Страница 95: ...is an Internet connection and a credit card To shop at Lenovo go to http www lenovo com accessories services index html ThinkPad OneLink Dock Depending on the model your computer might support the ThinkPad OneLink Dock hereafter referred to as the dock Attach your computer to the dock to expand the working capability This topic provides basic information about the dock For detailed information abo...

Страница 96: ...USB 2 0 connector Used to connect devices that are compatible with USB 2 0 2 Ethernet connector Used to connect the dock to an Ethernet LAN The indicators on this connector have the same function as the ones on the computer 3 HDMI connector Used to connect a digital audio device or video monitor that is compatible with HDMI 4 Power connector Used to connect the ac power adapter 5 Lenovo OneLink co...

Страница 97: ...u to charge some mobile digital devices and smartphones no matter when your computer is in sleep mode hibernation mode or is off For more information refer to the documentation that comes with the dock 4 Combo audio connector Used to connect headphones or a headset that has a 3 5 mm 0 14 inch 4 pole plug 5 System status indicator The indicator on the illuminated ThinkPad logo functions the same as...

Страница 98: ...n this connector have the same function as the ones on the computer 4 DisplayPort connector Used to attach a high performance monitor a direct drive monitor or other devices that use a DisplayPort connector 5 Power connector Used to connect the ac power adapter 6 DVI connector Used to connect a monitor that supports Digital Visual Interface DVI connection 7 Lenovo OneLink connector Connect the Len...

Страница 99: ...ed for cache function and to support the Intel Rapid Start Technology To install the Windows 7 operating system do the following 1 Copy all the subdirectories and files in the C SWTOOLS directory to a removable storage device The supplement files for the Windows 7 operating system are in the C SWTOOLS OSFIXES directory The device drivers are in the C SWTOOLS DRIVERS directory The preinstalled prog...

Страница 100: ...ive is used for cache function and to support the Intel Rapid Start Technology To install the Windows 8 operating system or the Windows 8 1 operating system do the following 1 Start the ThinkPad Setup program See Using the ThinkPad Setup program on page 85 2 Select Startup Boot to display the Boot Priority Order submenu 3 Select the drive that contains the Windows 8 or Windows 8 1 operating system...

Страница 101: ... lenovo com ThinkPadDrivers If you use the Windows 7 operating system you also can find the device drivers in the C SWTOOLS DRIVERS directory on your hard disk drive solid state drive or hybrid drive For more information see Reinstalling preinstalled applications and device drivers on page 61 Using the ThinkPad Setup program The ThinkPad Setup program enables you to select various setup configurat...

Страница 102: ...bedded Controller Version ME Firmware Version Machine Type Model System unit serial number System board serial number Asset Tag CPU Type CPU Speed Installed memory UUID MAC Address Internal LAN Preinstalled OS License UEFI Secure Boot Config menu If you need to change the configuration of your computer select Config from the ThinkPad Setup menu Notes Default values are in boldface The default sett...

Страница 103: ...ed network device UEFI IPv4 Network Stack for UEFI Only boot mode or Both with UEFI first Disabled Enabled Enable or Disable UEFI IPv4 Network Stack for UEFI environment UEFI IPv6 Network Stack for UEFI Only boot mode or Both with UEFI first Disabled Enabled Enable or Disable UEFI IPv6 Network Stack for UEFI environment Network UEFI PXE Boot Priority for UEFI Only boot mode and Both with UEFI firs...

Страница 104: ...elect Auto it will enable you to connect and route appropriate USB 3 0 or USB 2 0 connectors If you select Enabled it will enable the USB 3 0 mode and allow the USB 3 0 to be supported in the Windows 7 operating system If you select Disabled it will disable and hide the USB 3 0 controller and the USB 3 0 connectors will work as USB 2 0 connectors Keyboard Mouse Fn and Ctrl Key swap Disabled Enable...

Страница 105: ... the ac power adapter is reconnected Password Beep Disabled Enabled Enable this option to have a beep sound when the system is waiting for a power on hard disk or supervisor password Different beeps will be sounded when the entered password matches or does not match the configured password Beep and Alarm Keyboard Beep Disabled Enabled Enable or disable the keyboard beep when unmanageable key combi...

Страница 106: ... values from the keyboard directly Some items are displayed on the menu only if the computer supports the corresponding features The following table lists the Security menu items Table 5 Security menu items Menu item Submenu item Selection Comments Supervisor Password Disabled Enabled Refer to Supervisor password on page 46 Lock UEFI BIOS Settings Disabled Enabled Enable or disable the function th...

Страница 107: ...48 Hard Disk2 Password Disabled Enabled Refer to Hard disk passwords on page 48 Security Chip Active Inactive Disabled If you select Active the security chip will be functional If you select Inactive the Security Chip option will be visible but the security chip will not be functional If you select Disabled the Security Chip option will be hidden and the security chip will not be functional Securi...

Страница 108: ...sing Enabled select Disabled and reset the setting Intel R Virtualization Technology Disabled Enabled If you select Enabled a Virtual Machine Monitor VMM can utilize the additional hardware capabilities provided by Virtualization Technology Virtualization Intel VT d Feature Disabled Enabled Intel VT d stands for Intel Virtualization Technology for directed I O When enabled a VMM can utilize the pl...

Страница 109: ...omputrace module activation to Permanently Disabled you will be unable to enable this setting again Secure Boot Disabled If OS Optimized is Disabled Enabled If OS Optimized is Enabled Enable or disable the Secure Boot feature Select Enable to prevent unauthorized operating systems from running at boot time Select Disabled to allow any operating systems to run at boot time Platform Mode User Mode S...

Страница 110: ...o specify the startup sequence that runs when you turn on the power Use the Network submenu to specify the startup sequence that runs when Wake on LAN is enabled Wake on LAN is commonly used by LAN administrators in corporate networks to get remote access to your computer 2 Set the startup sequence by using the following keys Use cursor keys to select a device Use F6 or the combination of Shift an...

Страница 111: ...tem other than the UEFI enabled one Note If you select UEFI Only the system cannot boot from the bootable devices that do not have the UEFI enabled operating system Compatibility Support Module CSM is required for booting the legacy operating system If you select UEFI Only CSM Support will be selectable For Both or Legacy Only mood CSM Support will not be selectable Boot Mode Quick Diagnostics The...

Страница 112: ...sing system management This topic is primarily intended for the network administrators Your computer is designed for manageability so that you can redirect more resources to better meet your business objectives This manageability known as Total Cost of Ownership TCO enables you to remotely operate client computers in the same way as you operate your own computer such as turning on a client compute...

Страница 113: ...te If a supervisor password has been set you will be required to enter the supervisor password when you start the ThinkPad Setup program Enabling or disabling the Wake on LAN feature When the Wake on LAN feature is enabled and the computer is connected to a LAN the network administrator can start the computer remotely from a management console using a remote network management program To enable or...

Страница 114: ...on your computer from a management console if the following requirements are met The computer must be started over LAN The computer must be engaged in the Preboot eXecution Environment PXE A network management program must be installed on the computer of the network administrator 98 User Guide ...

Страница 115: ... to improve data seek and read times To free up disk space uninstall unused application programs Note You also might want to look for program duplication or overlapping versions Clean out your Inbox Sent and Trash folders from your e mail client program Back up your data at least once a week If critical data is present it is a good idea to perform a daily backup operation Lenovo has many backup op...

Страница 116: ...m correctly if corruption occurs It is not always necessary to download the latest drivers However you should download the latest driver for a component if you notice poor performance from that component or if you added a new component This might eliminate the driver as the potential cause of a problem Getting the latest drivers from the Web site You can download and install updated device drivers...

Страница 117: ...discharge from your body or clothing to the computer it poses the same risk of a computer malfunction Your computer is designed and manufactured to minimize any effects of electrostatic charge An electrostatic charge above a certain limit however can increase the risk of ESD Therefore when using the computer close to an appliance that can produce negative ions give special attention to the followi...

Страница 118: ...d drive Taking care of the fingerprint reader The following actions could damage the fingerprint reader or cause it not to work properly Scratching the surface of the fingerprint reader with a hard pointed object Scraping the surface of the fingerprint reader with your fingernail or anything hard Using or touching the fingerprint reader with a dirty finger If you notice any of the following condit...

Страница 119: ...y damage it Ensure that no liquid drips onto or between the keys 3 Allow to dry 4 To remove any crumbs or dust from beneath the keys you can use a camera blower with a brush or cool air from a hair dryer Cleaning your computer display To clean the computer display do the following 1 Gently wipe the display with a dry soft lint free cloth If you see a scratchlike mark on your display it might be a ...

Страница 120: ...104 User Guide ...

Страница 121: ...mputer the Lenovo Solution Center program prompts you to create recovery media which you can use to restore the hard disk drive or hybrid drive to the factory default state For more information see Creating and using a recovery media on page 57 To run the Lenovo Solution Center program see Lenovo programs on page 13 For additional information refer to the Lenovo Solution Center help system Note If...

Страница 122: ...are and reset the computer by inserting a straightened paper clip into the emergency reset hole Then remove any non original memory module added to your computer Refer to the procedure in Replacing a memory module on page 72 on how to remove and reseat the memory modules After removing the extra memory module and reinstalling the original memory module repeat step 2 If the computer still does not ...

Страница 123: ...failed or unknown request packet has been detected To clear the error enter the ThinkPad Setup program Message 0199 System Security Security password retry count exceeded Solution This message is displayed if you enter a wrong supervisor password more than three times Confirm the supervisor password and try again To clear the error enter the ThinkPad Setup program Message 1802 Unauthorized network...

Страница 124: ...r by doing the following 1 Start Power Manager 2 Click the Power plan tab and then select Maximum Performance from the predefined power plans If your computer is preinstalled with the Windows 8 or Windows 8 1 operating system doing the following 1 Go the desktop and click the battery status icon in the Windows notification area 2 Click More power options Show additional plans High performance Prob...

Страница 125: ...ep Ensure that memory modules are installed correctly If they are and you still hear the beeps have the computer serviced Three short beeps pause one short beep pause one more short beep and three short beeps PCI resource allocation failure Power off the computer and remove the PCI devices If the beeps persist have the computer serviced One long and two short beeps The video function has a problem...

Страница 126: ...ck Update Driver Software and then follow the instructions on the screen The switch connector and the adapter have the same duplex setting If you configured the adapter for full duplex make sure that the switch connector also is configured for full duplex Setting wrong duplex mode can degrade performance cause data loss or result in lost connections You have installed all networking software that ...

Страница 127: ...ing is not allowed in the Bluetooth connection Problem Sound does not come from the Bluetooth headset headphone but comes from the local speaker even though the Bluetooth headset headphone is connected using a Headset profile or AV profile Solution Do the following 1 Exit the application that uses the sound device for example Windows Media Player 2 Open Control Panel and click Hardware and Sound S...

Страница 128: ...he problem persists ensure that the correct device driver is installed by doing the following 1 Open Control Panel Change the view of Control Panel from Category to Large icons or Small icons 2 Click Keyboard 3 Select the Hardware tab In the Device Properties pane ensure that you see this message Device Status This device is working properly If keys on the keyboard still do not work have the compu...

Страница 129: ...yed Colour Management window click the Advanced tab and ensure that the settings in the Windows Colour System Defaults area are set as desired If you are prompted for an administrator password or confirmation type the password or provide confirmation Problem Incorrect characters are displayed on the screen Solution Did you install the operating system or application program correctly If they are i...

Страница 130: ...monitor to the monitor connector and then connect the monitor to an electrical outlet 2 Turn on the external monitor and the computer 3 Right click on the desktop and click Screen resolution Note If your computer cannot detect the external monitor click the Detect button 4 Click the icon for the desired monitor the Monitor 2 icon is for the external monitor 5 Click Advanced Settings 6 Click the Mo...

Страница 131: ... 2 Turn on the external monitor and the computer 3 Right click on the desktop and click Screen resolution 4 Click the Monitor 2 icon 5 Select Extend these displays for multiple displays 6 Click the Monitor 1 icon for the primary display the computer display 7 Set the resolution for the primary display 8 Click the Monitor 2 icon for the external monitor 9 Set the screen resolution for the secondary...

Страница 132: ...m Recordings made using the microphone input are not loud enough Solution Ensure that the Microphone Boost function is turned on and set by doing the following 1 Open Control Panel 2 Click Hardware and Sound 3 Click Sound 4 Click the Recording tab in the Sound window 5 Select Microphone and click the Properties button 6 Click the Levels tab and move the Microphone Boost slider upwards 7 Click OK N...

Страница 133: ...ill now have a check mark 5 Play any sound by use of a music program such as Windows Media Player Ensure that sound comes from the speakers For details refer to the help information system for Realtek HD Audio Manager Fingerprint reader problems Problem The surface of the reader is dirty stained or wet Solution Gently clean the surface of the reader with a dry soft lint free cloth Problem The read...

Страница 134: ...connection of the ac power adapter is correct turn off the computer then disconnect the ac power adapter 3 Reconnect the ac power adapter then turn on the computer 4 If the power adapter icon still is not displayed on the taskbar and the system status indicator does not blink have the ac power adapter and your computer serviced Note To display the power adapter power plug icon click Show hidden ic...

Страница 135: ...pport Web site at http www lenovo com support and search for the error message 2 Go to the Microsoft Knowledge Base homepage at http support microsoft com and search for the error message Sleep and hibernation problems Problem The computer enters sleep mode unexpectedly Solution If the microprocessor overheats the computer automatically enters sleep mode to allow the computer to cool and to protec...

Страница 136: ...olution Check whether any option has been selected to disable your computer from entering sleep or hibernation mode If your computer tries to enter sleep mode but the request is rejected the device attached to the USB connector might have been disabled If this occurs do a hot unplug and plug operation for the USB device Problem The battery discharges slightly while the computer is in hibernation m...

Страница 137: ...layed while you are using the application program refer to the manuals supplied with the application If the application still does not run correctly contact your place of purchase or a service representative for help Problems with ports and connectors The following are the most common problems with ports and connectors A USB problem Problem A device connected to the USB connector does not work Sol...

Страница 138: ...122 User Guide ...

Страница 139: ...mputer Recording problem symptoms and details Collect the answers to the questions below before you call for help Then you will be able to get help as quickly as possible What is the problem Is it continuous or intermittent Is there an error message What is the error code if any What operating system are you using Which version Which software applications were running at the time of the problem Ca...

Страница 140: ...ing information or the diagnostic programs might tell you that you need additional or updated device drivers or other software You can get the latest technical information and download device drivers and updates from the Lenovo Web site at http www lenovo com support Lenovo Support Web site Technical support information is available on the Lenovo Support Web site at http www lenovo com support Thi...

Страница 141: ...following information available Machine type and model Serial numbers of your computer monitor and other components or your proof of purchase Description of the problem Exact wording of any error messages Hardware and software configuration information for your system Telephone numbers For a list of the Lenovo Support phone numbers for your country or region go to http www lenovo com support phone...

Страница 142: ...126 User Guide ...

Страница 143: ...upported by the Bluetooth devices Advanced Audio Distribution Profile A2DP Audio Video Control Transport Protocol AVCTP Audio Video Distribution Transport Protocol AVDTP A V Remote Control Profile AVRCP Basic Imaging Profile BIP Basic Printing Profile BPP Dial Up Networking Profile DUN File Transfer Profile FTP Generic Access Profile GAP Generic A V Distribution Profile GAVDP Hardcopy Cable Replac...

Страница 144: ...sentatives of the organization These situations and areas might for example include Using the integrated wireless cards on board of airplanes in hospitals or near petrol stations blasting areas with electro explosive devices medical implants or body worn electronic medical devices such as pace makers In any other environment where the risk of interference to other devices or services is perceived ...

Страница 145: ...ce you can find it on the Web site at http www lenovo com UserManuals Certification related information The following table contains information of the product name compliance ID and machine type Product name Compliance ID Machine type ThinkPad S540 ThinkPad S5 S540 TP00059B 20B3 Export classification notice This product is subject to the United States Export Administration Regulations EAR and has...

Страница 146: ...er than specified or recommended cables and connectors or by unauthorized changes or modifications to this equipment Unauthorized changes or modifications could void the user s authority to operate the equipment This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any i...

Страница 147: ...g der Lenovo gesteckt eingebaut werden Deutschland Einhaltung des Gesetzes über die elektromagnetische Verträglichkeit von Betriebsmitteln Dieses Produkt entspricht dem Gesetz über die elektromagnetische Verträglichkeit von Betriebsmitteln EMVG früher Gesetz über die elektromagnetische Verträglichkeit von Geräten Dies ist die Umsetzung der EU Richtlinie 2004 108 EG früher 89 336 EWG in der Bundesr...

Страница 148: ... mains with rated current less than or equal to 20 A per phase Lenovo product service information for Taiwan Eurasian compliance mark Brazil regulatory notice Ouvir sons com mais de 85 decibéis por longos períodos pode provocar danos ao sistema auditivo 132 User Guide ...

Страница 149: ... to them for the return recycle and recovery of WEEE and to minimize any potential effects of EEE on the environment and human health due to the presence of hazardous substances For additional WEEE information go to http www lenovo com recycling Japan recycling statements Collecting and recycling a disused Lenovo computer or monitor If you are a company employee and need to dispose of a Lenovo com...

Страница 150: ...who uses a Lenovo notebook computer and need to dispose of a battery pack contact the proper person in Lenovo sales service or marketing and follow that person s instructions You also can refer to the instructions at http www lenovo com jp ja environment recycle battery If you use a Lenovo notebook computer at home and need to dispose of a battery pack you must comply with local ordinances and reg...

Страница 151: ...collected separately and recycled at end of life The label on the battery may also include a chemical symbol for the metal concerned in the battery Pb for lead Hg for mercury and Cd for cadmium Users of batteries and accumulators must not dispose of batteries and accumulators as unsorted municipal waste but use the collection framework available to customers for the return recycling and treatment ...

Страница 152: ...136 User Guide ...

Страница 153: ...January 2013 meet the requirements of Directive 2011 65 EU on the restriction of the use of certain hazardous substances in electrical and electronic equipment RoHS recast or RoHS 2 For more information about Lenovo progress on RoHS go to http www lenovo com social_responsibility us en RoHS_Communication pdf Copyright Lenovo 2013 2015 137 ...

Страница 154: ... 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 EEE 138 User Guide ...

Страница 155: ...Ukraine RoHS India RoHS RoHS compliant as per E Waste Management Handling Rules 2011 Appendix C Restriction of Hazardous Substances Directive RoHS 139 ...

Страница 156: ...140 User Guide ...

Страница 157: ... day to day operations To help in this endeavor Lenovo has preset the following power management features to take effect when your computer has been inactive for a specified length of time Power plan Energy Saver settings when plugged into ac power Turn off the display After 10 minutes Put the computer into sleep After 20 minutes Advanced power settings Turn off hard disks After 15 minutes Hiberna...

Страница 158: ...4 Right click your network adapter device and click Properties 5 Click the Power Management tab 6 Clear the Allow this device to wake the computer check box 7 Click OK 142 User Guide ...

Страница 159: ...ublication Lenovo may make improvements and or changes in the product s and or the program s described in this publication at any time without notice The products described in this 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...

Страница 160: ...soft group of companies BlackBerry and related trademarks names and logos are the property of Research In Motion Limited and are registered and or used in the U S and countries around the world Used under license from Research In Motion Limited The terms HDMI and HDMI High Definition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing LLC in the United States and other c...

Страница 161: ......

Страница 162: ......

Результаты поиска

Содержание S540

Отзывы:

Похожие инструкции для S540

Бренды по названию

Популярные бренды

ThinkPad S540, Руководство пользователя

Результаты поиска

Содержание S540

Отзывы:

Похожие инструкции для S540

Бренды по названию

Популярные бренды