Lenovo ThinkPad L520 (English) User Guide

Lenovo ThinkPad L520 Manual

Lenovo ThinkPad L520 manual table of contents:

  • Lenovo ThinkPad L520 | (English) User Guide - Page 1
    User Guide ThinkPad L420, L421, and L520
  • Lenovo ThinkPad L520 | (English) User Guide - Page 2
    ... and the product it supports, be sure to read the following: • Safety and Warranty Guide • ThinkPad Regulatory Notice ... Web site. To refer to them, go to http://www.lenovo.com/support, and then click User ... Manuals. Third Edition (May 2012) © Copyright Lenovo 2012. LIMITED AND RESTRICTED RIGHTS ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 3
    ... and IC Certification number label . . Certificate of Authenticity label ...Features ...Specifications ...Operating environment ...ThinkVantage Technologies and software ...Accessing applications ... button . . Numeric keypad ...Function key combinations © Copyright Lenovo 2012 23 23 23 25 25 25 27 ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 4
    ... XP ...Installing device drivers ...Installing driver for the 4-in-1 Media card reader ...Installing ThinkPad Monitor File...drivers ...Solving recovery problems ... 81 81 82 82 83 83 83 84 ...Lenovo ThinkVantage Toolbox ...Using the Lenovo Support Web site ...Troubleshooting ...Computer stops responding ...
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    ... devices Display and multimedia devices . . Fingerprint reader problems...Battery and power ...Drives and other ... Record information ...Getting help and service ...Using diagnostic programs Lenovo Support Web site. Calling ...203 China RoHS. Turkish RoHS Ukraine RoHS India RoHS ...203 203 203 204 © ...
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    iv User Guide
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    ... or injury, or cause your computer to fail. When your computer is turned on or the battery is charging, the base, the palm rest, and some other parts may become ... other objects, or in any way subjected to treatment that could interfere with the operation of your computer. © Copyright Lenovo 2012 v
  • Lenovo ThinkPad L520 | (English) User Guide - Page 8
    ...and Warranty Guide has been uploaded on the Web site http://www.lenovo.com/support. Customer ... warnings on the product and in the operating instructions, and review the information included in this document carefully..., so the battery safety information applies to all computer products. vi User Guide...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 9
    ... (such as an extension cord) that is not manufactured for or by Lenovo, stop using that product until you can contact the product manufacturer for further instructions, or until you get a suitable replacement... Warranty Guide has been uploaded on the Web site http://www.lenovo.com/support. Service...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 10
    ... CRUs. You must closely follow all instructions when installing or replacing parts. The Off state of ... have any questions or concerns, contact the Customer Support Center. Although there are no moving parts ... power cord connectors are securely and completely plugged into receptacles. viii User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 11
    ... the correct voltage and current for the product you are installing. Carefully connect and disconnect the equipment from the electrical outlet. Power supply statement DANGER Never remove the cover on a power supply or any part that has the following label attached. © Copyright Lenovo 2012 ix
  • Lenovo ThinkPad L520 | (English) User Guide - Page 12
    .... If you suspect a problem with one of these parts, contact a service technician. External... system power when in portable mode. Batteries supplied by Lenovo for use with your product have... liquids. Only recharge the battery pack strictly according to instructions included in the product documentation...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 13
    .... A battery pack other than the one specified by Lenovo, or a disassembled or modified battery pack is not covered by the warranty. ... Heat to more than 100°C (212°F) • Repair or disassemble Dispose of the battery as required by local ordinances or regulations. The following statement applies to ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 14
    ... compact size. Always follow these basic precautions: • When your computer is turned on or the battery is charging, the base, the palm rest, and some other parts may become ...openings. • Do not operate your computer inside furniture, as this might increase the risk of overheating. xii User Guide
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    ... structural damage. • Disconnect the attached power cords, battery pack, and all the cables before you open the device covers, unless instructed otherwise in the installation and configuration procedures. ... radiation. There are no serviceable parts inside the device. © Copyright Lenovo 2012 xiii
  • Lenovo ThinkPad L520 | (English) User Guide - Page 16
    ... or earphones If your computer has both a headphone connector and an audio-out ... sound pressure levels. If your Lenovo computer came with headphones or earphones in the package,... or earphones and the computer already complies with the specifications of EN 50332-1. If different headphones or earphones ...
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    ... you to lead, a chemical known to the State of California to cause cancer, and birth defects or other reproductive harm. Wash hands after handling. Save these instructions. © Copyright Lenovo 2012 xv
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    xvi User Guide
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    ...the locations of connectors, locating important product information, computer features, specifications, operating environment, and preinstalled software programs. This chapter contains ... on page 5 "Rear view" on page 8 "Bottom view" on page 7 "Status indicators" on page 9 © Copyright Lenovo 2012 1
  • Lenovo ThinkPad L520 | (English) User Guide - Page 20
    Front view Figure 1. ThinkPad L420 and L520 front view 1 Computer display 3 ... and brilliant text and graphics. For details, refer to the instructions in "Changing display settings" on page 48. 2... cannot turn off the computer by this method, press and hold the power switch for 2 seconds. 2 User Guide
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    ... reset, remove the ac power adapter and the battery. The power switch can also be programmed ...built into your computer. For details, refer to the instructions in "Volume and mute buttons" on page ... reader (some models) For details, refer to the instructions in "Using a fingerprint reader" on page 76....
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    ... key to take advantage of ThinkPad® functions. To use ThinkPad functions, press Fn+ the required function ..., or set the microphone to mute. For details, refer to the instructions in "Volume and mute buttons" on page ... radio switch 1 2 Optical drive 4 USB connectors (right) Power jack The ac power ...
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    ...For details, refer to the instructions in "Using the media card reader" on page 57. 4 USB connectors (right) The...on your computer. Left-side view Figure 3. ThinkPad L420 and L520 left-side view ...not place any obstacle in front of the fan. 2 Monitor connector You can attach an external monitor or...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 24
    ... for connection to various external devices. The DisplayPort connector supports adapters that can plug into ...mm-wide ExpressCard slot. For details, refer to the instructions in "Using the media card reader" on page ... devices supported by the combo audio jack of your computer, see "Using audio features...
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    ... power setting as needed. For details, refer to the instructions in "Power Manager" on page 19. 2 Docking ...: If your computer has a docking connector, it supports ThinkPad Port Replicator Series... to "Active Protection System" on page 18. With Lenovo technologies advancing to provide you with the best...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 26
    ...slot which enables wireless WAN communications. With Lenovo technologies advancing to provide you with the best ...installed in the SIM card slot. For details, refer to the instructions in "Replacing the SIM card" on page 104.... Figure 5. ThinkPad L420 and L520 rear view 1 Always on USB connector 3 Fan ...
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    2 Security keyhole Your computer comes with a security keyhole. You can purchase a security cable and lock to fit this keyhole. Note: For some models, the security keyhole is at the right side of the computer. 3 Fan louvers (rear) The internal fan and louvers enable air to circulate in the ...
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    ... key. Not all application programs support this function. Power-status indicators The computer .../standby, hibernation, or normal) and the status of the battery. The following shows the location and the meaning... in Windows XP) status • Green: The computer is in sleep (standby) mode. 10 User Guide...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 29
    ... model label identifies your computer. If you contact Lenovo for help, the machine type and model number will help support technicians to identify your computer and provide the highest level of service. You can find the machine type and model of your computer in ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 30
    ... Card has been preinstalled in your computer, you can install one. To do this, follow the procedure in "Replacing the PCI Express Mini Card for wireless LAN/WiMAX connection" on page 110 or "Installing and replacing the PCI Express Mini Card for wireless WAN connection" on page 111. 12 User Guide
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    Certificate of Authenticity label The Microsoft Certificate of Authenticity label for the preinstalled operating system is attached. Printed on this label are the product ID and the product key information for your computer. Record this information and keep it in a safe place. You might need these ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 32
    ... Combo audio jack • 2 Universal Serial Bus (USB) connectors • 1 eSATA/Universal Serial Bus (USB) connector ... models) Security features • Fingerprint reader (on some models) Specifications Size • 14.0 inch (355 mm) model ...mm (1.26 inch to 1.41 inch) • 15.6 inch (396 mm) model 14 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 33
    ...: 100 to 240 V AC, 50 to 60 Hz Battery pack • Lithium-ion (Li-Ion) battery ... also displays a green, yellow and red indication. A battery under warranty with a red indication is eligible for ... (88 degrees Fahrenheit) Note: When you charge the battery pack, its temperature must be at least 10 degrees ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 34
    ...follow the instructions on the screen. When the installation process completes, the application icon will be activated. Table 1. Applications on Lenovo... and Restore SimpleTap Update and Drivers GPS • You can also get... double-click the dimmed icon to install the application you need. 16 User Guide...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 35
    Then, follow the instructions on the screen. When the installation process completes, the application icon will be activated and... Activate Password Manager System and Security Lenovo - System Health and Diagnostics... Recovery Disks Lenovo's SimpleTap Lenovo - Update and Drivers Lenovo - Enhanced Backup...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 36
    ... 19. The Lenovo Solution Center program enables you to troubleshoot and resolve computer problems....system information collection, security status, and support information, along with hints and tips ... preinstalled with the program, you can download it from http://www.lenovo.com/support. 18 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 37
    ... and Windows XP: Click Start ➙ All Programs ➙ ThinkVantage ➙ Lenovo ThinkVantage Toolbox. For additional information about running the Lenovo ThinkVantage ... wired and wireless connections, protect your data in the event of a problem and automatically diagnose and resolve potential problems with...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 38
    ...recovery tools to help you diagnose computer problems, get help, and recover from system ...SimpleTap program, you can download it from http://www.lenovo.com/support. System Update The System Update ...installing software packages (ThinkVantage applications, device drivers, BIOS updates, and other third ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 39
    ..., on-board help and information center for the computer. It enables you to access other ThinkVantage Technologies, view messages from Lenovo, and perform the most frequently used tasks such as device configuration, wireless network configuration, and computer management and maintenance. To open the ...
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    22 User Guide
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    ...few tips that will help you optimize the use of ThinkPad Notebook. To ensure that you receive the best ... questions: http://www.lenovo.com/support/faq Can I get my user guide in another ... in another language, go to http://www.lenovo.com/support. Then follow the instructions on the screen. © Copyright...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 42
    ...the go and need to use battery power more effectively? • To conserve power, or to suspend operation... getting slower? • Follow the "General tips for preventing problems" on page 151. • You can diagnose problems..."Computer stops responding" on page 158. "Power problems" on page 179. 24 User Guide
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    Special keys and buttons Your computer has several special keys and buttons. ThinkVantage button You can use the ThinkVantage button to interrupt the startup sequence of your computer and start the Rescue and Recovery workspace, which runs independently of the Windows operating system and is ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 44
    ... using different languages, different characters are printed on the keytops. If the numeric keypad is enabled, press and hold Shift to use the cursor- and screen-control keys temporarily. Note: The functions of the cursor- and screen-control keys are not printed on the keys. 26 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 45
    ... corruption of the hard drive. To use Fn+F3, Fn+F4, and Fn+F12 key combinations, you must have the ThinkPad PM device driver installed on your computer. For information on the power management function, refer to "Power management" on page 36. Chapter 2. Using ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 46
    ...(LCD + CRT display) - Computer display Notes: - This function is not supported if different desktop images are displayed on the computer ...+F5 to enable or disable the wireless features, the following device drivers must be installed on your computer beforehand: - Power Management driver 28 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 47
    - OnScreen Display Utility - Wireless device drivers For information on the wireless features, refer to "Wireless connections" on page 40. Launching the camera and audio settings • Fn+F6 If you press Fn+F6, the camera and audio settings window is opened and the camera preview is turned on. From ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 48
    ...the slider. For Windows XP: 1. Click Start ➙ Control Panel ➙ Sounds, Speech, and Audio Devices ➙ Sounds and Audio Device. The Sounds and Audio Device Properties window appears. 2. Click the Audio tab, and then click the Volume button in Sound Playback or Sound Recording. Notes: 30 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 49
    • You can also get access to the desktop volume control by using the volume icon in the task bar at the lower right of the screen. To open the Volume Control window, click the volume icon. To control the volume, move the volume control slider up or down. To turn off the sound, select Mute ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 50
    ... ➙ Control Panel ➙ Printers and Other Hardware ➙ Mouse ➙ UltraNav tab. You can also change the UltraNav settings by clicking the UltraNav icon on the system tray. To display the UltraNav icon on the system tray, see "Adding the UltraNav icon to the system tray" on page 35. 32 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 51
    ... in any direction with no need to use the graphic scroll bars on the side of the window. If you are not familiar with the TrackPoint, read the instructions that will help you get started. 1. Place your hands in the typing position, and press gently with either index finger on the pointing stick in ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 52
    ... buttons on a conventional mouse. Using the multi-touch touch pad The touch pad of your computer supports multi-touch with which you can zoom in, zoom out, scroll or rotate on the ... customize the touch pad, do as follows: 1. Press Fn+F8. A panel for UltraNav Device Settings pops up. 34 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 53
    ... and an external mouse If you attach an external mouse to a USB connector, you can use the external mouse simultaneously with the TrackPoint and... window by clicking the UltraNav icon in the task bar. For details, refer to the instructions in "Adding the UltraNav icon to the system tray" on page 35. ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 54
    ... and spend more time unplugged with ThinkPad batteries. Mobility has revolutionized business.... While you use ac power, the battery charges automatically. The ac power adapter... when it is connected to the transformer. • You can charge the battery when the ac power adapter is connected to the computer...
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    ... then insert the jack into the computer. The battery will charge in about three to six hours. This is affected... is fully charged. Note: To increase the life of the battery, the computer does not start recharging... and gives tips on the effective use of the battery power. Chapter 2. Using your computer...
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    Introducing the power-saving modes • Screen blank. The computer display requires considerable battery power. To turn off power to the display, do as follows: 1. Press Fn+... Click the Settings tab. 6. Under Power Management, select the check box for Wake the computer to run this task. 38 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 57
    ... normal operation, press OK. Handling the battery DANGER Do not attempt to disassemble ... covered by the warranty. DANGER If the rechargeable battery pack is incorrectly replaced, there is danger... recommended by Lenovo. For more information on replacing the battery pack, contact your Customer Support...
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    DANGER Only recharge the battery pack strictly according to instructions included in the product documentation. DANGER Do not put the battery pack in trash that ...'s wired LAN or wireless LAN network. Note: Some ThinkPad Notebooks come with a built-in wireless WAN card enabling ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 59
    ... feature, you need to disable it before boarding. To disable it, refer to the instructions in "Enabling or disabling the wireless feature" on page 47. Note: ...a wireless networking card as an option. For more information, refer to "Finding ThinkPad options" on page 119. Tips for using the wireless LAN...
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    ... that your computer has an antenna that can support wireless LAN access when wireless LAN ... are available. Wireless devices are available from Lenovo, see "Finding ThinkPad options" on page 119.... or satellite systems maintained by wireless service providers. Some ThinkPad Notebooks come with a built-...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 61
    ... XP, you can use either ThinkPad Bluetooth with Enhanced Data Rate Software... Bluetooth features, install the software by following the instructions in "Installing the Microsoft Bluetooth software in Windows... Learn more about Bluetooth Settings. Using ThinkPad Bluetooth with Enhanced Data Rate Software...
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    ... • Hands Free • AV profile 4. Click the service you want. For more information, press ... device that you want to use, and configuring the services on that device • Configuring the Bluetooth-enabled ... software, do as follows: First uninstall the ThinkPad Bluetooth with Enhanced Data Rate Software....
  • Lenovo ThinkPad L520 | (English) User Guide - Page 63
    ....exe (or specify the full path to the setup.exe file you have downloaded from http://www.lenovo.com/think/support), then click OK. 4. Click Next. 5. .... 5. Double-click the ThinkPad Bluetooth with Enhanced Data Rate icon to open the Properties window. 6. Click the Driver tab, then ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 64
    ... the performance of the wireless feature can be degraded. Using WiMAX Some ThinkPad Notebooks come with a built-in wireless LAN card integrating WiMAX technology. WiMAX, ... connection status. The wireless status icon displays the signal strength and status of your wireless connection. 46 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 65
    ... No signal Signal level 1 Signal level 2 Signal level 3 • Wireless status icon states: wireless WAN - - - - - - Note: If you have trouble in making a connection, try moving your computer closer to your wireless access point. Enabling or disabling the wireless feature To enable or disable the ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 66
    ...lock To change the numeric lock setting, do as follows: For Windows 7: 1. Right-click on the desktop, and click Personalize. 2. Click Display at the left. 3. Click Change display settings. 4. Click Advanced settings, select the On Screen Display tab, and then click Num Lock Settings. 48 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 67
    ... then click Num Lock Settings. 4. The setting window opens. 5. Follow the instructions on the screen. Connecting a projector or external display This section includes the...on page 52 "Using the DisplayPort connector" on page 53 Attaching an external monitor Your computer can support a maximum video ...
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    ... Windows XP: 1. Turn off the computer. 2. Connect the external monitor to the monitor connector, then connect the monitor to an electrical outlet. 3. Turn on the ... an MPEG file to play. • If you are attaching an external monitor that supports only VGA mode (640x480 resolution), do not view output ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 69
    ... 54. 1. Connect the external monitor to the monitor connector, and then connect the monitor to an electrical ... with your monitor. 15. After updating the driver, click Close. 16. Set Resolution ... XP: 1. Connect the external monitor to the monitor connector, and then connect the monitor to an electrical...
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    ...your computer has one of the optional expansion units, a ThinkPad Mini Dock Plus Series ...Visual Interface (DVI) monitor through the DVI connector of that unit. Notes: • The screen mode that can ...off the computer. 2. Connect the DVI monitor to the DVI connector of the expansion unit, and then connect...
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    ..., such as CRT monitors, projectors, or even HDTV. This compact connector enables a plug-and-play setup and supports adaptors that can plug ... XP, you can create a presentation scheme by following the instructions of the Presentation Director, with the projector attached to your computer. You ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 72
    ... the Extend desktop function Your computer supports a function named the Extend desktop. With it, you ...: For Windows 7: 1. Connect the external monitor to the monitor connector, then connect the monitor to an electrical outlet. ... Advanced Settings, select the Monitor tab, then set Colors 54 User Guide
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    ...off the computer. 2. Connect the external monitor to the monitor connector, then connect the monitor to an electrical outlet....Windows operating system. Note: The color profile for ThinkPad LCD has been pre-installed ... a different color profile, see Installing ThinkPad Monitor File for Windows 2000/XP/...
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    ... to the combo audio jack of your computer or to the microphone jack of the ThinkPad Port Replicator Series ... to the jacks on your computer or docking station are supported. Table 3. Audio feature list Audio... with a 3.5 mm 4-pole plug Headphone and microphone functions supported Only headphone function...
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    ... individual needs. Using optical drive Your computer support MultiBurner Drive and DVD-ROM Drive. ... reader slot The 54 mm-wide ExpressCard slot supports the following cards: • 34 mm-wide ExpressCard ...• Smart card The Media card reader slot supports the following cards: • SD Card • SDHC Card ...
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    ...smart card slot, see "Locating computer controls, connectors, features, and indicators" on page 1. To insert a... upward. Then press the card firmly into the connector. To insert a Smart card into the ExpressCard slot... can get a Smart card reader from Lenovo. See "Finding ThinkPad options" on page 119. ...
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    ...-click the Add Hardware icon. The Add Hardware Wizard starts. 3. Follow the instructions on the screen. Removing an ExpressCard, a Smart card, or a Flash Media... slot, and smart card slot, see "Locating computer controls, connectors, features, and indicators" on page 1. To remove an ExpressCard, or a...
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    ... it from your computer. 5. Store the Smart card and the Smart card reader safely for future use. Note: If you do not remove the card from your computer after you stop the card, the card can no longer be accessed. To access the card, you must remove it first, then insert it again. 60 User Guide
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    ... in mind, you can improve performance and achieve greater comfort. Lenovo is committed to providing the latest information and technology to our customers with ... or reflections on the display from overhead lighting or outside sources of light. Keep the display screen © Copyright Lenovo 2012 61
  • Lenovo ThinkPad L520 | (English) User Guide - Page 80
    ... maintain desirable levels of comfort and performance. Questions about vision? ThinkPad Notebook's visual display screens are designed to meet ...suit your needs. Access the following Web site to view some of these options: http://www.lenovo.com/accessories/services/index.html Explore your options for ...
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    Accessibility information Lenovo is committed to providing people with disabilities greater access to information and technology. As a ...and then click Control Panel. 2. Click Accessibility Options. This help system supports the accessibility features provided by your Windows operating system, screen ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 82
    ... airplane, you need to disable it before boarding. To disable it, refer to the instructions in Enabling or disabling the wireless feature. Follow the tips below....consider packing when you are going to be away from the office: Travel Essentials • ThinkPad ac power adapter • External mouse, if you ...
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    Other items you may wish to consider • ThinkPad AC/DC Combo Adapter • External storage device Chapter 3. You and your computer 65
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    66 User Guide
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    ...secure the chain on the lock to a stationary object. Refer to the instructions shipped with the mechanical lock. Note: You... the locking devices and security features. Lenovo makes no comments, judgments, or warranties... 68. If this icon appears, enter Supervisor password. © Copyright Lenovo 2012 67...
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    ... to change the hard disk password, do the following. 1. Remove the hard disk drive. 2. Remove the power-on and supervisor passwords if they have been set on that computer. 3. Disable the Passphrase function. 4. Reinstall the hard disk drive. Now you can change the hard disk password. 68 User Guide
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    Disabling the Passphrase function To disable the Passphrase function, use the BIOS Setup Utility as follows. Note: Before enabling or disabling the function, remove the power-on, all hard disk and supervisor passwords. If any password is set, you cannot enable or disable the function. Refer to the ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 88
    ... computer. Setting a power-on password 1. Print these instructions. 2. Save all open files, and exit ... forget it, you have to take your computer to a Lenovo reseller or a marketing representative to have the password ... Press F10 to exit. 12. Select Yes in the Setup Confirmation window. 70 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 89
    ...can then change the user password as desired, but the administrator can still get access by using the master password. Setting a hard disk password 1. Print these instructions. 2. Save all open files, and exit all applications. 3. Turn your computer off and then on again. 4. When the logo screen is ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 90
    ...hard disk. You must take your computer to a Lenovo reseller or a marketing representative to have the hard disk ...is required, and a fee will be charged for parts and service. 19. Press F10 to exit from the Setup Notice ... change or remove the User only hard disk password, do as follows: 72 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 91
    • To change the hard disk password, type the current password in the Enter Current Password field. Then type the new password in the Enter New Password field, and retype it to verify it in the Confirm New Password field. • To remove the hard disk password, type the current password in the Enter...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 92
    ... can set the same supervisor password on many ThinkPad Notebooks to make administration easier. • By enabling the .... If you forget your supervisor password, Lenovo can not reset your password. You must take your computer to a Lenovo reseller or a Lenovo marketing representative to have the system ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 93
    ...again. Hard disk security Your computer supports an enhanced security solution for the solid state ...integrated into BIOS and hardware design of ThinkPad Notebooks. To maximize security, do the following... password is recommended. 3. If your computer support the Trusted Platform Module (TPM) management...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 94
    ...from the Lenovo Web site. To download Client Security Solution, go to www.lenovo.com/support. Then follow the instructions on the screen. Using a fingerprint reader Depending... your fingerprint and associating it with a windows password, you can log on to the system by 76 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 95
    ... by enrolling your fingerprint as follows. 1. Turn on your computer. 2. Start ThinkVantage Fingerprint software. See Fingerprint Software. 3. Follow the instructions on the screen to enroll your fingerprint. For details, refer to the Help for the program. Swiping your finger over the reader To swipe...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 96
    ...operating systems and application software, may even violate License Agreements. You are advised to check the terms and conditions of those Agreements. There are methods that seem to delete the data: • Move the data to the recycle bin, and then choose the Empty recycle bin command. 78 User Guide
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    ... (pay service) specifically developed for the purpose. For disposing of data on the hard disk drive, Lenovo ... Web site at http://www.lenovo.com/support. Note: Running the application will take a couple of hours. ... you detect and eliminate viruses. Lenovo provides a full version of antivirus software ...
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    80 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 99
    ... This chapter provides information about the recovery solutions provided by Lenovo. This chapter contains the following topics Creating and using...Reinstalling preinstalled applications and device drivers" on page 86 "Solving recovery problems" on page 87 Notes: 1. There are a variety of methods to ...
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    ... All Programs ➙ Lenovo ThinkVantage Tools ➙ Factory Recovery Disks. Then, follow the instructions on the screen....settings, you might have to reinstall device drivers for some devices. See "Reinstalling preinstalled ... on the hard disk drive to other media before the data is deleted. 82 User Guide
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    ... operating system and applications. Performing a backup operation This section provides instructions on how to perform a backup operation using the Rescue and Recovery program ... From the Windows desktop, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ Enhanced Backup and Restore. The ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 102
    ... Windows desktop, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ Enhanced Backup and ... your system from a backup icon. 4. Follow the instructions on the screen to complete the recovery operation. • To perform a...you hear beeps or see a logo screen, release the F11 key. 84 User Guide
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    ... settings, you might have to reinstall device drivers for some devices. See "Reinstalling preinstalled ... desktop, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ Enhanced Backup and ... drive. 5. Click OK and follow the instructions on the screen to create a rescue medium. • To create a...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 104
    ...USB hard disk drive to one of the USB connectors on your computer. 2. Repeatedly press and ...workspace. Follow the instructions to complete the recovery process. Reinstalling preinstalled applications and device drivers... structure of your hard disk drive. 3. Open the C:\SWTOOLS folder. 86 User Guide...
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    ... .exe). Double-click the file, and follow the instructions on the screen. Attention: If you need updated ... Web site. Obtain them from Lenovo. For more information, see Making sure device drivers are current. Solving recovery problems If you are unable to access the Rescue and Recovery workspace or ...
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    88 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 107
    ... electricity prevention" on page 89 "Replacing the battery" on page 89 "Replacing the memory" on page ...-protective package containing the part until the instructions direct you to install it. When you handle ... these instructions. This system does not support batteries that are not genuine Lenovo-made ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 108
    ... injury: • Replace only with a battery of the type recommended by Lenovo. • Keep the battery pack away ..., which can cause gasses or flame to "vent" from the battery pack or coin cell. Replacing... release latch to the unlock position 1 , and remove the battery in the direction of 2 . 90 User Guide...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 109
    ... it clicks into place 1 as shown in the drawing, and then slide the battery latch to the locked position 2 . 6. Turn the computer over again. ... or add memory, read the following prerequisites, and then the instruction. Prerequisites for the procedure When replacing the memory, be sure to follow the ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 110
    ...both edges of the socket at the same time, and then remove the SO-DIMM to make room for the new one. Be sure to save the removed memory for future use. 6. Find the notch on the contact edge side of the SO-DIMM. Attention: To avoid damaging the SO-DIMM, do not touch its contact edge. 92 User Guide
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    ...in place, and tighten the screws. 11. Reinstall the battery and turn the computer over again. ...a new one which can be purchased from your Lenovo reseller or a marketing representative. Read the following ... only if you upgrade it or have it repaired. The connectors and slot of the hard disk drive were...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 112
    ...pressure to the cover of the drive. • Do not touch the connector. The drive is very sensitive. Incorrect handling... turn the computer over. 3. Remove the battery. See "Replacing the battery" on page 89. 4. Loosen... your computer to malfunction. 5. Pull the hard disk drive to the right. 94 User Guide...
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    6. Remove the hard disk drive by lifting its left side. 7. Turn the hard disk drive over and remove the four screws that secure the bracket. 8. Lift the drive out of the bracket. Chapter 6. Replacing devices 95
  • Lenovo ThinkPad L520 | (English) User Guide - Page 114
    9. Place the new drive into the bracket as shown in the drawing. 10. Reinstall the screws to secure the bracket. 11. Turn the hard disk drive over again and place the hard disk drive from the right side as shown in the picture. 96 User Guide
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    ...place, and tighten the screws. 14. Reinstall the battery and turn the computer over again... one which can be purchased from your Lenovo reseller or a marketing representative. Read the following... to the cover of the drive. • Do not touch the connector. The drive is very sensitive. Incorrect handling...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 116
    .... 2. Close the computer display, and turn the computer over. 3. Remove the battery. See "Replacing the battery" on page 89. 4. Loosen the screws, and then remove the ...to malfunction. 5. Pull the solid state drive to the right. 6. Remove the solid state drive by lifting its left side. 98 User Guide
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    7. Turn the solid state drive over and remove the four screws that secure the bracket. 8. Lift the drive out of the bracket. 9. Place the new drive into the bracket as shown in the drawing. Chapter 6. Replacing devices 99
  • Lenovo ThinkPad L520 | (English) User Guide - Page 118
    10. Reinstall the screws to secure the bracket. 11. Turn the solid state drive over again and place the solid state drive from the right side as shown in the picture. 12. Pull the new solid state drive to the left. 100 User Guide
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    ...and replacing the mSATA solid state drive Some ThinkPad models have an mSATA solid state drive... new one which can be purchased from your Lenovo reseller or a marketing representative. To replace the mSATA solid... drive Before you start, print these instructions. To replace the mSATA solid state drive, ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 120
    2. Close the computer display, and turn the computer over. 3. Remove the battery. See "Replacing the battery" on page 89. 4. Loosen the screw on the slot cover and remove ...the mSATA solid state drive until you can snap it into place. Secure the mSATA solid state drive with the screw. 102 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 121
    7. Reinstall the slot cover. 8. Reinstall the battery and turn the computer over again. Then ...drive Before you start, print these instructions. An optical drive is preinstalled in the bay. If ...you start the following procedures. 2. Remove the battery. See "Replacing the battery" on page 89. 3. Close ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 122
    ...then press it firmly to the connector. 2. Reinstall the screw and tighten it. 3. Reinstall the battery and turn ...card. Before you start, print these instructions. Replacing the card To replace the SIM card,...turn it over. 3. Remove the battery. See "Replacing the battery" on page 89. 104 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 123
    4. Loosen the screw securing the slot cover and then remove the slot cover itself. 5. Find the SIM card holder inside. Slide the card holder as shown in the drawing to unlock it. 6. Lift up the card holder and then remove the dummy card. Keep the dummy card for future use. 7. Insert the SIM card...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 124
    ...drawing. 9. Reinstall the slot cover. 10. Reinstall the battery and turn the computer over again..... Read the following prerequisites and then the instruction. Prerequisites for the procedure DANGER During electrical.... Removing the palm rest To remove the palm rest, do the following: 106 User Guide...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 125
    .... 2. Be sure to remove any card inserted in the Media card reader. Close the computer display, and turn the computer over. 3. Remove the battery. See "Replacing the battery" on page 89. 4. Remove the optical drive. See "Replacing the optical drive" on page 103. 5. Remove the screws that secure the ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 126
    7. Detach the flip-lock connectors 1 and 2 . Detach the connector 3 by pulling it out of the socket. 8. Release the palm rest from the computer. ... the palm rest has been removed. Installing the palm rest 1. Attach the flip-lock connectors 1 and 2 , and then attach the connector 3 . 108 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 127
    2. Attach the palm rest as shown in the drawing. 3. Push the front side of the palm rest until it clicks into place. 4. Close the computer display, and turn the computer over. 5. On the bottom side, reinstall the screws for the palm rest. 6. Reinstall the optical drive. Chapter 6. Replacing ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 128
    .../WiMAX connection Before you start, print these instructions. Your computer has a PCI Express Mini ..., and turn the computer over. 3. Remove the battery. See "Replacing the battery" on page 89. 4. Remove the ... by picking up the connectors with your fingers and gently unplugging them. 110 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 129
    ...Mini Card. Note: Be sure to attach the gray cable to the connector marked "MAIN" on the card and the black cable to the connector marked "AUX". 10. Reinstall the palm rest. 11. Reinstall the optical drive.... Mini Card for wireless WAN connection Some ThinkPad models have a PCI Express Mini Card...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 130
    ..., and turn the computer over. 3. Remove the battery. See "Replacing the battery" on page 89. 4. Loosen the... and remove the cover. 5. If a tool for removing connectors is included in the package with the new card, use it... up the antenna cables with your fingers and gently unplug them. 112 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 131
    ... until you can snap it into place. Secure the card with the two screws. 8. Connect the antenna cables to the new PCI Express Mini Card as shown in the drawing. Note: Be sure to attach the red cable to the Main connector, and the blue cable to the AUX connector. Chapter 6. Replacing devices 113
  • Lenovo ThinkPad L520 | (English) User Guide - Page 132
    9. Reinstall the slot cover and tighten the screw. 10. Reinstall the battery and turn the computer over again. Then reconnect the ac power adapter and the cables. ... computer. 2. Locate the screws that secure the LCD bezel assembly. Remove the screw caps and then remove the screws. 114 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 133
    3. Remove the LCD bezel assembly. 4. Remove the screws that secure the camera. 5. Lift the camera out 1 and detach the connector 2 . Then remove the failed camera. Chapter 6. Replacing devices 115
  • Lenovo ThinkPad L520 | (English) User Guide - Page 134
    6. To install a new camera, attach the connector 1 and position the camera in place 2 . 7. Reinstall the screws to secure the camera. 8. Reinstall the LCD bezel assembly. 116 User Guide
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    9. Reinstall the screws to secure the LCD bezel assembly. Then, reinstall the four screw caps. 10. Reinstall the battery and turn the computer over again. Then reconnect the ac power adapter and the cables. Chapter 6. Replacing devices 117
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    118 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 137
    ...If you want to expand the capabilities of your computer, Lenovo has a number of hardware accessories and upgrades ..., mice, and more. You can shop at Lenovo 24 hours a day, 7 days a week directly ...a ThinkPad port replicator or a docking station. Your computer supports ThinkPad Port Replicator Series 3,...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 138
    ... switch turns the computer on or off. The eject button releases the computer from the ThinkPad Port Replicator Series 3 when pressed. 3 The sliding adjuster is a ... the ThinkPad Port Replicator Series 3. 4 The docking connector is where you attach your computer. ThinkPad Mini Dock Series 3 1 The ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 139
    ... key is in the locked position, the eject button of the ThinkPad Mini Dock Plus Series 3 is locked;... is docked. The eject button releases the computer from the ThinkPad Mini Dock Plus Series 3 when pressed... used to align the docking connector on your computer as you attach the ThinkPad Port Replicator...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 140
    ... the ThinkPad Port Replicator Series 3 to an Ethernet LAN. The indicator on the connector is the same as that on the computer. Notes: • You cannot use the ... external monitor connector, use the external monitor connector on the ThinkPad Port Replicator Series 3, not the one on the computer. 5 When ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 141
    ...display device. The digital visual interface connector is for connecting a monitor that supports Single-Link DVI....Note: If you attach your computer to the ThinkPad Mini Dock Series 3 and use ...connector, use the external monitor connector on the ThinkPad Mini Dock Series 3, not the one on the computer....
  • Lenovo ThinkPad L520 | (English) User Guide - Page 142
    ... connector can be used with a computer that supports DVI via docking only. 3 4 The DisplayPort is for connecting a display device... Note: If you attach your computer to the ThinkPad Mini Dock Plus Series 3 and use an Ethernet connector, use the Ethernet connector on the ThinkPad Mini Dock Plus Series...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 143
    ... finished any operations involving devices that are connected to a USB connector and a USB/eSATA connector. Also make sure that any connection to an Ethernet port has ended. • Before ... 3. Make sure that the mechanical lock is detached for the ThinkPad Port Replicator Series 3. 2. Press the button ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 144
    ...your computer goes into battery mode. • If your computer and the ThinkPad Port Replicator Series ...ac power adapters, your computer goes into battery mode first, and then shifts into ac mode. • If in either of the two preceding situations the battery of your computer is detached, or has no battery...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 145
    ... and a DVI that are in the same group, the DisplayPort is inactive. Detaching a ThinkPad port replicator or docking station To detach your computer from ... do the following: 1. Make sure that: • The devices connected to USB connectors are not in use. • The connection to an Ethernet port has been ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 146
    ...finished operations involving devices that are connected to the USB connector. Also make sure that any connection ... that the battery pack is fully charged. 1. Make sure that all ejectable devices connected to the ThinkPad ..., such as a desk. If you use the ThinkPad Port Replicator Series 3, and attach ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 147
    ... "Using the system lock key" on page 129. Lenovo does not offer a mechanical lock. You... any locking device and security feature. Lenovo makes no comments, judgments, or warranties about... Dock Series 3 as follows: Attach a mechanical lock to the ThinkPad Port Replicator Series 3 as follows: Using the...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 148
    When the key is in the locked position, the eject button of the ThinkPad Mini Dock Series 3, or the ThinkPad Mini Dock Plus Series 3 is locked, and you cannot remove your computer. The key lock indicator lights when the eject button is locked. 130 User Guide
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    ... new operating system, install new device drivers, update your system BIOS, or recover preinstalled... you cannot find the Supplement files, the device drivers, and application software you need on... latest information about them, refer to the ThinkPad Web site at: http://www.lenovo.com/support/site.wss/...
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    ... 2000/XP/Vista/7" on page 137. 4. Install device drivers. See "Installing other device drivers"... Patch, refer to the following web site: http://www.lenovo.com/support Installing the Windows 7 Update Module ... start, print these instructions. Note: Your computer supports Windows Vista with Service Pack ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 151
    ... Patches, refer to the following web site: http://www.lenovo.com/support Installing the Windows Vista Update Module ... run the .exe file in a subfolder and follow the instructions on the screen. Note: If you remove the... XP Service Pack 2 first. You must install Intel Rapid Storage Manager Driver before...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 152
    ...can install Intel Rapid Storage Manager Driver by the following alternative procedure: Note: If ... the startup sequence of your computer. Following the instructions on the Startup menu in the BIOS Setup Utility,... the installation CD for Windows XP integrated with Service Pack 2 into the CD or DVD drive...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 153
    ... Service Pack 2 installation. 9. Install Windows XP Service Pack 3. You can install the Windows ...click install.bat, and then follow the instructions that appear on the screen. 25. Installing Intel ..., go to the web site http://www.lenovo.com/support. Installing driver for the 4-in-1 Media card reader ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 154
    ...• Click Next. If the device driver is already installed, click No. Otherwise, follow the instructions on the screen. Installing ThinkPad Monitor File for Windows 2000/XP... for Windows 2000/XP/Vista/7 from the ThinkPad Web site at: http://www.lenovo.com/support/site.wss/document.do...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 155
    .... 16. Click OK. 17. System will show ThinkPad Display. Click Next. System will copy ... Display Properties window. Installing Intel Chipset Support for Windows 2000/XP/Vista/7 The Intel ... Windows 2000/XP/Vista/7 is located in the C:\SWTOOLS\DRIVERS\CHIPINF directory. To install it, go to the directory ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 156
    ... on your hard disk drive. To do this, refer to the instructions in "Reinstalling preinstalled applications and device drivers" on page 86. Note: If you cannot find... the latest information about them, refer to the ThinkPad Web site: http://www.lenovo.com/support/site.wss/document.do...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 157
    6. Press F3 or Esc to exit from the submenu. If you are in a nested submenu, press Esc repeatedly until you reach the BIOS Setup Utility menu. Note: If you need to restore the settings to their original state as of the time of purchase, press F9 key to load the default settings. You can also select...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 158
    ...the system start up from either of them. Attention: After you change your startup sequence, you must be extremely careful not to specify a wrong device during a copy, a save, or a format operation. If you specify a wrong device, your data and programs might be erased or overwritten. 140 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 159
    Changing the startup sequence Selecting the Startup to display the following submenu: • Boot • Network • Boot Mode • Option Keys Display • Boot Device List F12 Option To change the startup sequence, do the following: 1. Select Boot or Network, then press Enter. • You can use the Boot ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 160
    ...connectors. If you are using USB connectors on your computer only, without attaching the computer to a ThinkPad Port Replicator Series 3, the boot priority order is ... on the right side (front) of your computer 3. USB connector 3 on the left side of your computer 4. USB connector 4 ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 161
    ... Note: Some items are displayed on the menu only if the computer supports the corresponding features. Notes: • Enabled means that the ... program and configure corresponding settings to enable the Always On USB connector function. For details about how to enable the Always On USB connector function, ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 162
    ...is always disabled. Note: Power-On Numlock will be displayed when "Synchronized" is selected at the "ThinkPad NumLock". Display Boot Display Device • ThinkPad LCD •... set to run after the scheduled wakeup requires your input, the battery may be drained while the computer is waiting for your input....
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    ... the ac power adapter is connected or disconnected. Enable or disable the Low Battery Alarm. Enable this option to have a beep sound when the system is... Disable • Automatic Power On with AC Attach • Enabled • Disabled Low Battery Alarm Password Beep • Enabled • Disabled • Enabled • ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 164
    ... processor, this item does not appear. Note: For Core Multi-Processing, refer to the instructions in "Installing Windows XP" on page 133 Intel® Virtualization Technology • Enabled • ...," only the person who knows supervisor password can update the Flash BIOS. Memory Protection 146 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 165
    .... I/O Port Access Ethernet LAN • Enabled • Disabled If you select "Enabled," you can use the Ethernet LAN device. Note: If your computer supports Intel AMT and Intel AMT's function is enabled, you cannot change the Ethernet LAN setting to "Disable.," Wireless LAN WiMAX Wireless WAN Bluetooth ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 166
    ...activate Computrace module. Computrace is an optional monitoring service from Absolute Software. Note: If you ... POST. Screen during POST: • Quick: ThinkPad Logo screen is displayed. • Diagnostics: Test ... into your computer. BIOS translates the instructions from other software layers. Your computer...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 167
    ...instances when you add software, hardware, or a device driver, you may be informed that you need ... site and follow the instructions on the screen: http://www.lenovo.com/support/site.wss/document.... your business objectives. This manageability, or "Total Cost of Ownership" (TCO), enables you to remotely...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 168
    ... the boot device list. 3. To set the startup sequence that the BIOS will use, press F5 or F6 to move the device up or down. 4. Press F10. Note: If you want to initialize the setting to return to the default startup sequence, press F9. The default settings are automatically reloaded. 150 User Guide
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    ... problems An important part of owning a ThinkPad Notebook is maintenance. With proper care, you can avoid common... needed. 9. Profile your machine at http://www.lenovo.com/think/support to keep up to date with current ... 10. Keep up to date for device drivers on other non-Lenovo hardware. You might want...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 170
    ...own specific driver. If you add a new component, the operating system needs to be instructed ...you added a new component. This may eliminate the driver as the potential cause of the problem. Getting the latest... download and install updated device drivers from the Lenovo Web site by doing the following...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 171
    ...hands when you touch the keyboard or other parts of the computer, or through connectors on I/O devices connected to it. Even though this kind of electrostatic discharge ... disk drive, solid state drive, or optical drive, follow the instructions shipped with your hardware, and apply pressure only where...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 172
    ...Register your computer • Register your ThinkPad products with Lenovo (refer to the Web site http://.... Registering your computer also enables Lenovo to notify you about possible technical information ...not to modify your computer • Only an authorized ThinkPad repair technician should disassemble and...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 173
    ...with water or a 50-50 mixture of isopropyl alcohol and water that does not contain impurities. 4. Wring out as much of the liquid as you can. 5. Wipe the display again; do not let any liquid drip into the computer. 6. Be sure to dry the display before closing it. Chapter 9. Preventing problems 155
  • Lenovo ThinkPad L520 | (English) User Guide - Page 174
    156 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 175
    ..." on page 157 "Troubleshooting" on page 158 Diagnosing problems Using the Lenovo Solution Center ... information collection, security status, and support information, along with hints and tips... Start ➙ All Programs ➙ Lenovo Solution Center. Then follow the instructions on the screen. For additional...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 176
    Using the Lenovo Support Web site If your computer has neither the Lenovo Solution... chart that applies. Then click that description to get a troubleshooting procedure. To make sure that your computer has... computer. Computer stops responding Print these instructions now and keep it with your computer ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 177
    ... the computer does not turn off, remove the battery. The more quickly you stop the current from ... F1 to enter into BIOS Setup Utility when ThinkPad logo appears. Press F9 to load default ... serviced. The computer turned off, because the battery is low. Connect the ac power adapter to the computer and ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 178
    ... is not working. Have the hard disk drive serviced. Replace the keyboard and restart your computer. ... error message, have the computer serviced. 0250 Two short beeps 0250: System battery is dead Replace and ... short beeps 0251: System CMOS checksum bad - Default configuration used 160 User Guide
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    ... and Serial Number are invalid. Have the computer serviced Machine UUID is invalid. Have the computer ... invalid. 2201 none Errors without messages • Problem: My screen keeps blanking when I do not... from the predefined power plans. For Windows XP: Chapter 10. Troubleshooting computer problems 161
  • Lenovo ThinkPad L520 | (English) User Guide - Page 180
    ... and listen again. Solution: Make sure that: - The battery is installed correctly. - The ac power adapter is...problem persists, have the computer serviced. • Problem: My screen goes blank while the computer ... from sleep (standby) or hibernation. Memory problems Print these instructions now and keep ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 181
    ... cable must be securely connected both to the Ethernet connector of your computer and to the RJ45 ... the distance is within acceptable limits but the problem persists, try a different cable. - You... button. The Update Device Driver wizard appears. Follow the instructions on the screen. - The switch port...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 182
    ... driver files may be corrupt or missing. Update the driver by referring to the "Solution" description for the procedure to make sure that the correct device driver is installed in the preceding problem. • Problem: If your computer ... computer, some models do not have a wireless WAN. 164 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 183
    ... Note: If you are using the ThinkPad Bluetooth with Enhanced Data Rate Software, refer to the following instructions. Note: Check your connection ... to connect. Simultaneous searching is not allowed in the Bluetooth connection. • Problem: You search for a Bluetooth-enabled device by clicking View ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 184
    ... device, but you cannot use any of the services of that device. Solution: Make sure that the device is ... you to connect and view the files in the computer. • Problem: Your computer is connected to a Bluetooth-enabled ... Places. 2. Click Bluetooth, and select Bluetooth Setup Wizard. 166 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 185
    ... Software, you have to install it and then replace the Bluetooth driver. For more information, see Using Bluetooth. • Problem: While looking at the Classic ... in the Control Panel. One is the Bluetooth Configuration icon for ThinkPad Bluetooth with Enhanced Data Rate Software, and the ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 186
    ... you have seated the connectors properly. If the problem remains, make sure that the correct device driver is ... still do not work, have the computer serviced. • Problem: A number appears when you type a ... This section includes the most common display and multimedia devices problems. 168 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 187
    ... If you are using the ac power adapter, or using the battery and the battery status indicator is on (is green), press Fn+Home to make... not support the presentation scheme. • Problem: The screen is unreadable or distorted. Solution: Make sure that: - The display device driver is installed correctly....
  • Lenovo ThinkPad L520 | (English) User Guide - Page 188
    ...Adapter tab. 6. Make sure that the correct device driver name is shown in the adapter information window... and configured correctly, have the computer serviced. • Problem: The screen stays on even after... on the external monitor or on both the external monitor and the computer display. 170 User Guide...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 189
    ... the external monitor, the external monitor screen will be blank or distorted.) • Problem: You cannot set a higher resolution than the present ... and, if necessary, update the driver by doing the following: For Windows 7: 1. Connect the external monitor to the monitor connector, and then connect the...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 190
    ... Model for your monitor. 14. After updating the driver, click Close. 15. Set Resolution. ... Windows Vista: 1. Connect the external monitor to the monitor connector, and then connect the monitor to an electrical outlet... Model for your monitor. 15. After updating the driver, click Close. 172 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 191
    ...click Next. 13. Select Install from a list or specific location (Advanced), and then click ... for your monitor. 17. After updating the driver, click OK to close the Properties window...: For Windows 7: 1. Connect the external monitor to the monitor connector, and then connect the monitor to an electrical...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 192
    ... or application program? If you did, have the external monitor serviced. • Problem: The Extend desktop function does not work. Solution: ... by doing the following: For Windows 7: 1. Connect the external monitor to the monitor connector, and then connect the monitor to an electrical outlet. 2. Turn ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 193
    ... each other. 11. Click OK to apply the changes. • Problem: Display switching does not work. Solution:..., and then change the display output location. • Problem: If you use the Extend desktop function, ...Extend desktop function does not work" above. Chapter 10. Troubleshooting computer problems 175
  • Lenovo ThinkPad L520 | (English) User Guide - Page 194
    ...first make sure that your external monitor supports the display mode, that is, the resolution and the refresh..., set a display mode that the monitor supports. If it does support the display mode you.... For details, see the reference manual for the monitor. Audio problems • Problem: Wave or MIDI sound...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 195
    ... sliders available to control the sound from within the application. • Problem: The volume sliders do not all ...-In Synthesizer Software does not support the control. • Problem: The sound cannot be turned off ... in Windows Vista and Windows XP ). Chapter 10. Troubleshooting computer problems 177
  • Lenovo ThinkPad L520 | (English) User Guide - Page 196
    ... the computer. 2. Make sure that the over-discharged battery pack is in the computer. 3. Connect the ac power.... Solution: Discharge and recharge the battery pack. • Problem: The operating time for a fully charged... for one minute to reset the protector, then turn on the computer again. 178 User Guide...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 197
    ... the ac power adapter, see the Setup Instructions manual included in the shipping contents of your ...hidden icons in the task bar. Power problems Print these instructions now and keep ... is working by attaching another device to the outlet. 5. Remove the computer from a ThinkPad Port Replicator Series ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 198
    ... available. If another similar ThinkPad model is available, then verify that the battery pack works ... the POST is completed, check the following items: 1. Visit the Lenovo Support Web site at http://www.lenovo.com/think/support and search for the error message. 2. Visit the Microsoft Knowledge Base ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 199
    ...) mode but the request is rejected, the device in the USB connector might be disabled. If this occurs, do a ...-unplug-and-plug operation for the USB device. • Problem: The Fn+F12 key combination does not...+F12, you need to install ThinkPad PM driver. • Problem: The battery discharges slightly while ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 200
    ...(You should hear a click.) Make sure that the drive connector is firmly connected to the computer. If you use an... is firmly closed. Make sure that the device drivers are correctly installed. • Problem: You hear a noise from the... tray does not open even if you press the eject button. 182 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 201
    ... sure that the computer is turned on and that the drive connector is firmly connected to the computer. If the tray ... field, and click the Search button. • Problem: When you try to write to a DVD-RW ... can click the ? on the InterVideo WinDVD window. Chapter 10. Troubleshooting computer problems 183...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 202
    ...- Other applications run correctly on your computer. - The necessary device drivers are installed. - The application works when it is run on some other computer. If...following are the most common ports and connectors problems: USB problems • Problem: A device connected to the USB connector does not...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 203
    - The port replicator attached to your computer is a ThinkPad Port Replicator Series 3, a ThinkPad Mini Dock Series 3, or a ThinkPad Mini Dock Plus Series 3. Chapter 10. Troubleshooting computer problems 185
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    186 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 205
    ... the ThinkPad Web site. Register your computer To register your ThinkPad products with Lenovo. go to http://www.lenovo.com/... computer. To download updated software, visit below Web site and follow the instructions on the screen: http://www.lenovo.com/support/site.wss/document.do?sitestyle=lenovo&...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 206
    ...help, that comes with the operating system or application program. ThinkPad Notebooks come with a set of diagnostic programs... and download device drivers and updates. Lenovo Support Web site Technical... software to improve productivity and reduce cost. • Lenovo Forums: Search the community knowledge...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 207
    ..., see "Warranty information" in the Safety and Warranty Guide that comes with your computer. If possible, be... you resolve a computer problem. Ensure that you have downloaded the most current drivers and system ... warranty period, you can purchase additional services, such as support for Lenovo and non-...
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    190 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 209
    ... EDR as defined by the Bluetooth SIG. Following profiles are supported by Bluetooth device: • Generic Access • Service Discovery • Serial Port • Dial-up Networking ... less than the electromagnetic energy emitted by wireless devices like for example mobile phones. © Copyright Lenovo 2012 191
  • Lenovo ThinkPad L520 | (English) User Guide - Page 210
    ... guidelines found in radio frequency safety standards and recommendations, Lenovo believes they are safe for use by consumers. These standards ... prior to turning on the computer. Location of the UltraConnect wireless antennas ThinkPad models feature an integrated diversity antenna system built into ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 211
    ... find it on the Web site http://www.lenovo.com/support. To view the ThinkPad Regulatory Notice on the Web ... emission notices The following information refers to the ThinkPad L420 and L520, machine type... not installed and used in accordance with the instructions, may cause harmful interference to radio...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 212
    ... harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - Building One Morrisville, NC 27560 Phone Number: 919-294-5900 Industry Canada Class ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 213
    ... Notice shipped with your computer. If your computer is shipped without the ThinkPad Regulatory Notice, you can find it at the Web site http://www.lenovo.com/support. For details, refer to the instructions in "Locating wireless regulatory notices" on page 193. ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 214
    196 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 215
    ... products, go to: http://www.lenovo.com/lenovo/environment/recycling Important WEEE Information The WEEE ..., European Directive 2002/96/EC, India E-Waste Management & Handling Rules, 2011... monitors by the manufacturer was begun on October 1, 2003. This service is provided free of charge for home-used...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 216
    ... computer or monitor. Disposing of disused lithium batteries from Lenovo computers A button-shaped lithium... the proper person in Lenovo sales, service, or marketing, and follow that person's instructions. You... regulations. You also can refer to the instructions at www.ibm.com/jp/pc/environment/recycle...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 217
    ...collection framework available to customers for the return, recycling, and treatment of batteries and accumulators. Customer participation is important to minimize ... proper collection and treatment, go to: http://www.lenovo.com/lenovo/environment Battery recycling information for Taiwan Appendix B....
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    200 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 219
    ...not intended for use in implantation or other life support applications where malfunction may result in injury ... does not affect or change Lenovo product specifications or warranties. Nothing in this document shall ... Web sites are not part of the materials for this Lenovo product, and use of those Web...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 220
    Trademarks The following terms are trademarks of Lenovo in the United States, other countries, or both: Access ... Active Protection System Lenovo Rescue and Recovery ThinkPad ThinkVantage TrackPoint UltraNav ... from Research In Motion Limited. Other company, product, and service names may be trademarks ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 221
    ... Restriction of Hazardous Substances Directive (RoHS) China RoHS Turkish RoHS The Lenovo product meets the requirements of the Republic of Turkey Directive on the Restriction ... of Certain Hazardous Substances in Electrical and Electronic Equipment (EEE). Ukraine RoHS © Copyright Lenovo 2012 203
  • Lenovo ThinkPad L520 | (English) User Guide - Page 222
    India RoHS RoHS compliant as per E-Waste (Management & Handling) Rules, 2011. 204 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 223
  • Lenovo ThinkPad L520 | (English) User Guide - Page 224
    Part Number: (1P) P/N:
  • Lenovo ThinkPad L520 | (English) User Guide - Page 225
    *1P*



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Lenovo ThinkPad L520 Manual