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
    ... this information and the product it supports, be sure to read the following: • Safety and Warranty Guide • ThinkPad Regulatory Notice • "Important safety information" on ... To refer to them, go to http://www.lenovo.com/support, and then click User Guides & Manuals. Third Edition (May ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 3
    ...applications in Windows 7 ...Access Connections ...Active Protection System ...Fingerprint Software...Lenovo Solution Center... ThinkVantage Tools ...Lenovo ThinkVantage Toolbox ...Message Center Plus ...Password Manager ...Power... keypad ...Function key combinations © Copyright Lenovo 2012 23 23 23 25...
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    ...73 75 75 76 78 79 79 Attaching a ThinkPad port replicator or docking station...Detaching a ThinkPad ... Windows XP ...Installing device drivers ...Installing driver for the 4-in-1 Media card reader ...Installing ThinkPad Monitor File for Windows 2000/XP/Vista/7 ...Installing Intel Chipset Support for ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 5
    ... 195 195 Chapter 11. Getting support ...Before you contact Lenovo . . Register your computer . Download system updates Record information ...Getting help and service ...Using diagnostic programs Lenovo Support Web site. Calling Lenovo ...Purchasing additional services ... 187 187 187 187 ...
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    iv User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 7
    ... 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
    ... Safety and Warranty Guide came with your computer. The latest Safety and Warranty Guide has been uploaded on the Web site http://www.lenovo.com/support. Customer safety is important. Our products are developed to be safe and effective. However, ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 9
    ...for further guidance. For a list of Service and Support phone numbers, see the following Web site: http://www.lenovo.com/support/phone Frequently .... The latest Safety and Warranty Guide has been uploaded on the Web site http://www.lenovo.com/support. Service and upgrades Do not attempt to service a ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 10
    ...Liquids also can cause gradual corrosion of power cord terminals and/or the connector terminals on a power adapter, which can eventually result in overheating....cables in the correct order and ensure that all power cord connectors are securely and completely plugged into receptacles. viii User Guide
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    ... 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
    ...devices. Batteries DANGER Personal computers manufactured by Lenovo contain a coin cell battery to provide power to the system clock. In ... pack to provide system power when in portable mode. Batteries supplied by Lenovo for use with your product have been tested for compatibility and should only be ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 13
    ... pack other than the one specified by Lenovo, or a disassembled or modified battery pack is not covered ... injury: • Replace only with a battery of the type recommended by Lenovo. • Keep the battery pack away .... Go to: http://www.dtsc.ca.gov/hazardouswaste/perchlorate. © Copyright Lenovo 2012 xi
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    ... 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...of time. • Do not operate your computer or charge the battery near flammable materials or in explosive environments. • Ventilation slots,...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 15
    ... cables to devices. 3. Attach signal cables to connectors. 4. Attach power cords to outlets. 5. Turn... cords from outlets. 3. Remove signal cables from connectors. 4. Remove all cables from devices. The power... radiation. There are no serviceable parts inside the device. © Copyright Lenovo 2012 xiii...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 16
    ... can be dangerous if the output of the headphone or earphone connectors do not comply with specifications of EN 50332-2. The headphone output connector of your computer complies with EN 50332-2 Sub clause 7. This specification limits the computer's maximum wide band true RMS ...
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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
  • Lenovo ThinkPad L520 | (English) User Guide - Page 19
    ... Overview This chapter provides information about the locations of connectors, locating important product information, computer features, specifications, operating environment, and ..." 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 ... reader (some models) For details, refer to the instructions in "Using a fingerprint reader" on page 76....), hibernation, or normal mode and show the charge level of the battery. Chapter 1. Product Overview ...
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    ... Fn key to take advantage of ThinkPad® functions. To use ThinkPad functions, press Fn+ the required function key marked...on page 30. Right-side view Figure 2. ThinkPad L420 and L520 right-side view ...5 Wireless radio switch 1 2 Optical drive 4 USB connectors (right) Power jack The ac power adapter ...
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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
    ... do not connect the telephone cable to the Ethernet connector. You can only connect an Ethernet ... connector Your computer may have a DisplayPort connector, the latest digital display interface for connection to various external devices. The DisplayPort connector supports adapters that can plug into ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 25
    ... a docking connector. The docking connector can extend the computer capabilities when you are in your office or home with a ThinkPad port replicator or a ThinkPad docking station. Note: If your computer has a docking connector, it supports ThinkPad Port Replicator Series 3, ThinkPad Mini...
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    ...PCI Express Mini Card slot which enables wireless WAN communications. With Lenovo technologies advancing to provide you with the best engineered systems, some ..."Replacing the SIM card" on page 104. Rear view Figure 5. ThinkPad L420 and L520 rear view 1 Always on USB connector 3 Fan louvers (rear) 1...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 27
    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 ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 28
    ...(sleep/standby, hibernation, or normal) and the status of the battery. The following shows the location and the meaning ... has less than 5% charge. Note: The battery may be charging. • Slow blinking orange: ..., but the charging may continue until the battery is 100% charged. • Quick blinking orange:...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 29
    ... The machine type and 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 ...
  • 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
    ... audio jack • 2 Universal Serial Bus (USB) connectors • 1 eSATA/Universal Serial Bus (USB) connector • 1 Always On USB connector • Ethernet connector • Docking connector (on some models) Card slot ... features • Fingerprint reader (on some models) Specifications Size • 14.0 inch (355 mm)...
  • 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
    ... and other computing solutions offered by Lenovo, go to http://www.lenovo.com/support. Accessing applications in Windows 7 If .... Then, follow the instructions on the screen. When the installation process completes, the application icon will be activated. Table 1. Applications on Lenovo ThinkVantage ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 35
    ... Lenovo - Notebook Fingerprint Reader Lenovo Solution Center or Lenovo ThinkVantage Toolbox Mobile Broadband Activate Password Manager System and Security Lenovo - System Health and Diagnostics Lenovo...Lenovo - Enhanced Backup and Restore Lenovo - GPS Recovery Media SimpleTap System Update ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 36
    ...see "Lenovo ThinkVantage Toolbox" on page 19. The Lenovo Solution Center program enables you to troubleshoot and resolve computer problems. It combines diagnostic ... 7 model is not 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
    ... assistance, and advanced diagnostics and diagnostic history. To open Lenovo ThinkVantage Toolbox , do the following: • For Windows 7: See "Accessing ... and Windows XP: Click Start ➙ All Programs ➙ ThinkVantage ➙ Lenovo ThinkVantage Toolbox. For additional information about running the Lenovo ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 38
    ...set of self-recovery tools to help you diagnose computer problems, get help, and recover from system crashes, even if... system. If your Windows 7 model is not preinstalled with the SimpleTap program, you can download it from http://www.lenovo.com/support. System Update The System Update program helps...
  • 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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    ... a few tips that will help you optimize the use of ThinkPad Notebook. To ensure that you receive the best performance from ... such as aids for troubleshooting and answers to frequently asked questions: http://www.lenovo.com/support/faq Can I get my user guide in another language? • To download the ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 42
    ...the go and need to use battery power more effectively? • To conserve power, or to suspend ... turned off for an extended period of time, you can prevent battery power from draining by removing .... For more information about using the battery, see "Power management" on page 36. Concerned about security ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 43
    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
    ...your computer is a Windows 7 model, it does not support presentation schemes, however the Fn+F7 ...display) - Computer display Notes: - This function is not supported if different desktop images are displayed ...drivers must be installed on your computer beforehand: - Power Management driver 28 User Guide
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    - 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
    ... battery power. Do more, save more and spend more time unplugged with ThinkPad batteries. Mobility has revolutionized business by allowing you to take your work where ever you go. With ThinkPad batteries, you will be able to work longer without being tied to an ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 55
    ... 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...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 56
    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
    ...the computer resumes. To resume normal operation, press OK. Handling the battery DANGER Do not attempt to disassemble or modify the battery ... pack with a new one of the type recommended by Lenovo. For more information on replacing the battery pack, contact your Customer Support Center. DANGER Do not...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 58
    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...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 60
    ... access points are available. Wireless devices are available from Lenovo, see "Finding ThinkPad options" on page 119. Using wireless WAN connections Wireless Wide ... antenna sites or satellite systems maintained by wireless service providers. Some ThinkPad Notebooks come with a built-in ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 61
    ...Windows XP, you can use either ThinkPad Bluetooth with Enhanced Data Rate Software, or the Microsoft Bluetooth software. By default, ThinkPad Bluetooth with Enhanced Data Rate Software is installed... Learn more about Bluetooth Settings. Using ThinkPad Bluetooth with Enhanced Data Rate Software...
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    ... Imaging • Hands Free • AV profile 4. Click the service you want. For more information, press the...-enabled devices that can provide services • Finding a specific Bluetooth-enabled device that you ... software, do as follows: First uninstall the ThinkPad Bluetooth with Enhanced Data Rate Software. ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 63
    ...Data Rate Software instead, replace the Microsoft Bluetooth software with ThinkPad Bluetooth with Enhanced Data Rate Software as follows:... the Bluetooth Radios device tree. 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
    ... on page 52 "Using the DisplayPort connector" on page 53 Attaching an external monitor Your computer can support a maximum video resolution...monitor, do as follows: For Windows 7: 1. Connect the external monitor to the monitor connector, then connect the monitor to an electrical outlet 2. Turn on the...
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    ...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 ..., do as follows: 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 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 3 or a ThinkPad Mini Dock Series 3, you can use the Digital Visual Interface (DVI)...through the DVI connector of that unit. Notes: • The screen mode that can be used depends on the specifications of the DVI...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 71
    ... still does not appear, make sure that the connector of the monitor is attached firmly, and repeat the ...or even HDTV. This compact connector enables a plug-and-play setup and supports adaptors that ... your computer. Attach the data projector to the monitor connector on your computer. Note: It may take ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 72
    ... have one or more audio-input connectors. To project sound, you will need to attach... audio jack on your computer to these connectors, using an audio cable (commercially available...: For Windows 7: 1. Connect the external monitor to the monitor connector, then connect the monitor to an electrical outlet...
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    ... on Microsoft ICM, refer to the manuals provided with the Windows operating system. Note: The color profile for ThinkPad LCD has been pre-installed in your computer... need to install a different color profile, see Installing ThinkPad Monitor File for Windows 2000/XP/Vista/7. Chapter ...
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    ...either to the combo audio jack of your computer or to the microphone jack of the ThinkPad Port Replicator Series ... Mini Dock Series 3, or the ThinkPad Mini Dock Plus Series 3. The following table shows ... to the jacks on your computer or docking station are supported. Table 3. Audio feature list Audio ...
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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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    ... a Smart card reader. The Smart card reader should be in compliance with the FIPS 2.0. • You can get a Smart card reader from Lenovo. See "Finding ThinkPad options" on page 119. To insert a Flash Media Card into the 4-in-1 Media card reader, do as ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 77
    ...-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...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 78
    ... 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
    ... of comfort and performance. Questions about vision? ThinkPad Notebook's visual display screens are designed ... work breaks. Note that there are many ThinkPad product solutions available to help you ... the adjustability and features that you want. ThinkPad features that promote comfort: There are easy ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 81
    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
    ... to consider packing when you are going to be away from the office: Travel Essentials • ThinkPad ac power adapter • External mouse, if you are accustomed to using one • Ethernet cable • Extra battery, charged • A quality carrying case that provides adequate cushion and protection ...
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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
  • Lenovo ThinkPad L520 | (English) User Guide - Page 85
    ...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...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 86
    ... 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
    ... password, or both user and master passwords, Lenovo cannot reset your passwords or recover data... disk. You must take your computer to a Lenovo reseller or a marketing representative to have the hard disk... required, and a fee will be charged for parts and service. 19. Press F10 to exit from the Setup ...
  • 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
    ... version of Client Security Solution 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 on the options you ordered, your ...
  • 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
  • Lenovo ThinkPad L520 | (English) User Guide - Page 97
    ... (payware) or service (pay service) specifically developed for the purpose. For disposing of data on the hard disk drive, Lenovo provides the Secure Data Disposal tool. To download the tool, go to the Lenovo Web site at http://www.lenovo.com/support. Note: Running the application ...
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    80 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 99
    ...chapter provides information about the recovery solutions provided by Lenovo. This chapter contains the following topics Creating ...preinstalled applications and device drivers" on page 86 "Solving recovery problems" on page 87 ... in a safe place after you have made them. © Copyright Lenovo 2012 81...
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    ...Windows 7 operating system, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ Factory Recovery Disks. Then, follow the instructions on the screen. • ... default settings, you might have to reinstall device drivers for some devices. See "Reinstalling preinstalled applications and ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 101
    ... 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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    ... fails to open, see "Solving recovery problems" on page 87. 4. Do one of the following: .... Creating a rescue medium This section provides instructions on how to create a rescue medium on different operating ... desktop, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ Enhanced Backup and ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 104
    ...USB hard disk drive, use the following instructions to use the rescue medium: 1. Attach the USB hard disk drive to one of the USB connectors on your computer. 2. Repeatedly press and.... Follow the instructions to complete the recovery process. Reinstalling preinstalled applications and device drivers...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 105
    ... follow the instructions on the screen. Attention: If you need updated device drivers, do not download them from the Windows Update Web site. Obtain them from Lenovo. For more information, see Making sure device drivers are current. Solving recovery problems ...
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    88 User Guide
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    ... you start, print these instructions. This system does not support batteries that are not genuine Lenovo-made or authorized. The system will continue to boot, but may not charge unauthorized batteries. Attention: Lenovo has no responsibility for © Copyright Lenovo 2012 89...
  • 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
    ... place 1 as shown in the drawing, and then slide the battery latch to the locked position 2 . 6. Turn the computer ... Before you start, print these instructions. Increasing memory capacity is an effective way ..., and turn it over. 3. Remove the battery. See "Replacing the battery" on page 89. Chapter ...
  • 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
  • Lenovo ThinkPad L520 | (English) User Guide - Page 111
    ...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...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 113
    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
  • Lenovo ThinkPad L520 | (English) User Guide - Page 115
    ...new one which can be purchased from your Lenovo reseller or a marketing representative. Read the following ...only if you need to have it repaired. The connectors and slot of the solid state drive... 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
  • Lenovo ThinkPad L520 | (English) User Guide - Page 117
    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
  • Lenovo ThinkPad L520 | (English) User Guide - Page 119
    ... place, and tighten the screws. 14. Reinstall the battery and turn the computer over again. ... 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...
  • 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
    ...1. Insert the drive in the bay, and then press it firmly to the connector. 2. Reinstall the screw and tighten it. 3. Reinstall the battery and turn the computer over ...installed in the SIM card slot. Then proceed to the following instructions. If you find the dummy card in the shipping...
  • 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.... Before you start, print these instructions. To remove some of the PCI Express Cards.... Read the following prerequisites and then the instruction. Prerequisites for the procedure DANGER During electrical...
  • 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
    ... See "Replacing the palm rest" on page 106. 6. If a tool for removing connectors is included in the package with the new card, use it to disconnect the ...card. If no such tool is included, disconnect the cables 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
  • Lenovo ThinkPad L520 | (English) User Guide - Page 135
    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
  • Lenovo ThinkPad L520 | (English) User Guide - Page 136
    118 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 137
    ... 119 Finding ThinkPad options If you want to expand the capabilities of your computer, Lenovo has a... Lenovo go to: http://www.lenovo.com/accessories/services/index.html ThinkPad port replicator and ... your computer has a docking connector, you can attach it to a ThinkPad port replicator or a docking ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 138
    ... adjuster is a guide used to align the docking connector on your computer as you attach the ThinkPad ... Series 3. 4 The docking connector is where you attach your computer. ThinkPad Mini Dock Series ... adjuster is a guide used to align the docking connector on your computer as you attach the ThinkPad ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 139
    .... When the system lock key is in the locked position, the eject button of the ThinkPad Mini Dock Plus Series 3 is locked; you cannot attach or ... pressed. 5 The sliding adjuster is a guide used to align the docking connector on your computer as you attach the ThinkPad Port Replicator Series 3. 6 7 8 ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 140
    ... jack is for connecting the ac power adapter. 2 The Ethernet connector is for connecting the ThinkPad Port Replicator Series 3 to an Ethernet LAN. The ... an external monitor connector, use the external monitor connector on the ThinkPad Port Replicator Series 3, not the one on the computer. 5 When you...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 141
    ... mm) in diameter, is for connecting an external microphone. 6 The Ethernet connector is for connecting the ThinkPad Mini Dock Series 3 to an Ethernet LAN. The ... an external monitor connector, use the external monitor connector on the ThinkPad Mini Dock Series 3, not the one on the computer. 9 When ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 142
    ...connector can be used with a computer that supports DVI via docking only. 5 The Ethernet connector is for connecting the ThinkPad Mini Dock Plus Series 3 to an ... Dock Plus Series 3 and use an Ethernet connector, use the Ethernet connector on the ThinkPad Mini Dock Plus Series 3, not...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 143
    ... Mini Dock Series 3, or a ThinkPad Mini Dock Plus Series 3, disconnect an ac power... Dock Plus Series 3. The procedure is the same for the ThinkPad Port Replicator Series 3. To attach your... 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
    ... Put your computer on the platform of the ThinkPad Mini Dock Series 3, or the ThinkPad Mini Dock Plus ... sure that the top-left corner of the computer is aligned to the guide plate on the ThinkPad Mini Dock Series ... computer goes into battery mode. • If your computer and the ThinkPad Port Replicator ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 145
    Connecting an external display to the ThinkPad Mini Dock Plus Series 3 Group 1 (top figure) and Group 2 (lower figure...to a DisplayPort 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 the ThinkPad ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 146
    ... sure that the battery pack is fully charged. 1. Make sure that all ejectable devices connected to the ThinkPad ... object, such as a desk. If you use the ThinkPad Port Replicator Series 3, and attach a... locked, the computer cannot be detached from the ThinkPad Port Replicator Series 3. 128 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 147
    If you use the ThinkPad Mini Dock Series 3, or the ThinkPad Mini Dock Plus Series... device or security features. Attach a mechanical lock to the ThinkPad Mini Dock Plus Series 3 as follows:... Dock Series 3 as follows: Attach a mechanical lock to the ThinkPad Port Replicator Series 3 as follows: Using ...
  • 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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    ... you need on your hard disk drive, or if you want to receive updates and the latest information about them, refer to the ThinkPad Web site at: http://www.lenovo.com/support/site.wss/document.do?sitestyle=lenovo&lndocid=tpad-matrix Before you begin ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 150
    ... on Energy Star V4 from S3 To install the Registry Patch, refer to the following web site: http://www.lenovo.com/support Installing the Windows 7 Update Module Package The ... you start, print these instructions. Note: Your computer supports Windows Vista with Service Pack 2. Before ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 151
    ... detection on resume from sleep To install these Registry Patches, refer to the following web site: http://www.lenovo.com/support Installing the Windows Vista Update Module Package ... you start, print these instructions. Note: Your computer supports Windows XP Service Pack 3. Before ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 152
    ... Microsoft Windows update, Microsoft Download Center, or Windows XP Service Pack 3 installation CD. ....bat. Then follow the instructions that appear on the screen. 19. Installing Intel Chipset Support for Windows 2000...Chipset Support for Windows 2000/XP/Vista/7" on page 137. 20. Install device drivers....
  • Lenovo ThinkPad L520 | (English) User Guide - Page 153
    ... not find the Intel Rapid Storage Manager Driver, you can download it from the Lenovo Web site: http://www.lenovo.com/support/site.wss/document.do?sitestyle=... Windows XP/Vista x86/x64. To download it, go to Lenovo Web site at: http://www.lenovo.com/support/site.wss/document.do?...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 154
    ... cannot find this directory on your hard disk drive or solid state drive, download the ThinkPad Monitor File for Windows 2000/XP/Vista/7 from the ThinkPad Web site at: http://www.lenovo.com/support/site.wss/document.do?sitestyle=lenovo&lndocid=tpad-matrix ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 155
    ... connection, and then click Next. 9. Select Install from a list or specific location (Advanced). 10. Click Next. 11. Select ... TPLCD.INF. 16. Click OK. 17. System will show ThinkPad Display. Click Next. System will copy ThinkPad Monitor INF file and color profile. 18. Click Finish and then Close. 19. ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 156
    ... you need on your hard disk drive, or if you want to receive updates and the latest information about them, refer to the ThinkPad Web site: http://www.lenovo.com/support/site.wss/document.do?sitestyle=lenovo&lndocid=tpad-matrix BIOS Setup Utility ...
  • 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
    ...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 as follows: 1. USB connector 1 ... right side (front) of your computer 3. USB connector 3 on the left side of your computer 4. USB connector...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 161
    ... you select "Enabled," the Always On USB connector enables you to charge some devices,... corresponding settings to enable the Always On USB connector function. For details about how to enable the Always On USB connector function, refer to the online help of the Power Manager program. Keyboard/Mouse Fn...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 162
    Table 4. Config menu items (continued) Function ThinkPad NumLock Selection • Independent • Synchronized Comments If you select "...is always disabled. Note: Power-On Numlock will be displayed when "Synchronized" is selected at the "ThinkPad NumLock". Display Boot Display Device • ThinkPad LCD •...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 163
    ... 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
    Table 4. Config menu items (continued) Function Core Multi-Processing Selection • Enabled • Disabled Comments Enables or disables additional execution core units within a CPU. Note: If ...does not appear. Note: For Core Multi-Processing, refer to the instructions in "Installing Windows XP"...
  • 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
    ... new addition to work properly. To update your system BIOS, visit below Web site and follow the instructions on the screen: http://www.lenovo.com/support/site.wss/document.do?sitestyle=lenovo&lndocid=tpad-matrix Using system management This section is ...
  • 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
  • Lenovo ThinkPad L520 | (English) User Guide - Page 169
    Chapter 9. Preventing problems An important part of owning a ThinkPad Notebook is maintenance. With proper care, you can avoid common problems. The following ... bootable self-test media from the following Web site: http://www.lenovo.com/hddtest Run the test and record any messages or...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 170
    ... from the Web site You can download and install updated device drivers from the Lenovo Web site by doing the ... the software on your system up-to-date. Update packages are stored on Lenovo servers and can be downloaded from the Lenovo Support Web site. Update packages can contain applications, device ...
  • 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
    ... often fails to enroll or authenticate your fingerprint. Register your computer • Register your ThinkPad products with Lenovo (refer to the Web site http://www....Be sure not to modify your computer • Only an authorized ThinkPad repair technician should disassemble and repair ...
  • 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
    ... "Diagnosing problems" on page 157 "Troubleshooting" on page 158 Diagnosing problems Using the Lenovo Solution Center program Note: The Lenovo Solution Center program... you can download it from http://www.lenovo.com/support. The Lenovo Solution Center program enables you to troubleshoot and ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 176
    Using the Lenovo Support Web site If your computer has neither the Lenovo Solution Center program nor the Lenovo ThinkVantage Toolbox program installed, go to http://www.lenovo.com/diagnose for the latest information on diagnostics for your computer. Note: Running any ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 177
    ... computer. Turn on the computer. Press F1 to enter into BIOS Setup Utility when ThinkPad logo appears. Press F9 to load default settings. Press F10 to exit. Restart ... with a fully charged one. 0190 Two short beeps 0190: Critical low-battery error Chapter 10. Troubleshooting computer problems 159
  • Lenovo ThinkPad L520 | (English) User Guide - Page 178
    ...see the same error message, have the computer serviced. 0250 Two short beeps 0250: System battery is dead Replace and run SETUP 1. Charge the backup... 8 hours by connecting the ac power adapter. 2. Replace the backup battery and run BIOS Setup Utility to reset the time...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 179
    .... 2201: Machine UUID is invalid. 2201 none Errors without messages • Problem: My screen keeps blanking when I do not want it to. Solution: You ... Power plan tab, and then select Maximum Performance 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
    ...network cable must be securely connected both to the Ethernet connector of your computer and to the RJ45 connector of the hub. The maximum allowable distance from the computer to hub is 100 meters. If the cable... stops working for no apparent reason. Chapter 10. Troubleshooting computer problems 163...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 182
    ...make sure that the correct device driver is installed in the preceding problem. • Problem: If your computer ...BASE-T hub/switch (not 1000 BASE-X). • Problem: Your computer is a Fast Ethernet model ... the Web site and confirm the driver version supported by Access Connections is the latest documented...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 183
    ... Click Learn more about Bluetooth Settings Note: If you are using the ThinkPad Bluetooth with Enhanced Data Rate Software, refer to the following ...the problem persists, re-install the Bluetooth software and reestablish your connection to the device. Chapter 10. Troubleshooting computer problems 165
  • Lenovo ThinkPad L520 | (English) User Guide - Page 184
    ... for communication. Make sure that the security settings on the connected computer allow you to download the business card. • Problem: You cannot send a ... computer allow you to upload your business card. • Problem: Your computer is connected to a Bluetooth-enabled computer that ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 185
    ... Finish to close the Bluetooth Service Selection window. • Problem: ThinkPad Bluetooth with Enhanced Data ... software before, and you are using ThinkPad Bluetooth with Enhanced Data Rate Software,... Panel. One is the Bluetooth Configuration icon for ThinkPad Bluetooth with Enhanced Data Rate Software,...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 186
    ... is resolved, carefully reconnect the external numeric keypad, external keyboard, making sure that you have seated the connectors properly. If the problem remains, make sure that the correct device driver is installed. For Windows 7: 1. Click ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 187
    ... the Solution in the problem below. Note: If your computer is a Windows 7 model, it does not support the presentation scheme. • Problem: The screen is unreadable or distorted. Solution:... chip that has been installed on your computer. Chapter 10. Troubleshooting computer problems 169
  • Lenovo ThinkPad L520 | (English) User Guide - Page 188
    ... is working properly. If not, click the Troubleshoot button. 8. Click the Monitor tab. 9. Make ... properly. If not, click the Troubleshoot button. • Problem: Incorrect characters appear on the screen. ... and configured correctly, have the computer serviced. • Problem: The screen stays on even after ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 189
    ... type 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 monitor to an electrical outlet. 2. Turn on the external monitor and the computer. Chapter 10. Troubleshooting computer problems 171
  • 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
    .... 14. Select Don't search. I will choose the driver to install, and then click Next....: For Windows 7: 1. Connect the external monitor to the monitor connector, and then connect the monitor to an electrical... Advanced Settings. 6. Click the Monitor tab. Chapter 10. Troubleshooting computer problems 173...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 192
    ... rate. For Windows Vista: 1. Connect the external monitor to the monitor connector, and then connect the monitor to an electrical outlet. 2. Turn ...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. ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 193
    ... the playback, close the application, and then change the display output location. • Problem: If you use the Extend desktop function, you cannot set a higher ... display. Refer to the "Solution" for "The 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
    ... window. This is because the Built-In Synthesizer Software does not support the control. • Problem: The sound cannot be turned off completely even if you set ... Master volume control and select Mute speakers (Mute in Windows Vista and Windows XP ). Chapter 10. Troubleshooting computer problems 177
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    ... charged in 24 hours, use a new battery pack. • Problem: Your computer shuts down before ... empty. Solution: Discharge and recharge the battery pack. • Problem: The operating time for a fully charged battery ... time is still short, use a new battery pack. • Problem: The computer does not operate ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 197
    ...recharge the battery. If it still cannot be charged, have it serviced. AC power adapter problems ...source is working by attaching another device to the outlet. 5. Remove the computer from a ThinkPad Port Replicator Series ... Mini Dock Series 3 or ThinkPad Mini Dock Plus Series 3. 6. Remove all devices ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 198
    .... Refer to "Replacing the battery" on page 89. 2. Swap batteries with another similar model, if available. If another similar ThinkPad model is available, then verify that the battery pack works in the other computer and that the battery pack for ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 199
    .... 6. Click OK. If you want to be able to enter hibernation mode by pressing Fn+F12, you need to install ThinkPad PM driver. • Problem: The battery discharges slightly while the computer is in hibernation mode. Solution: If the wakeup function...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 200
    ... may not support such a security function. Solid state drive problems • Problem: When you ... should hear a click.) Make sure that the drive connector is firmly connected to the computer. If you ... firmly closed. Make sure that the device drivers are correctly installed. • Problem: You hear a noise ...
  • 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
    ... the most common ports and connectors problems: USB problems • Problem: A device connected to the USB connector does ...button. Refer to "Diagnosing problems" on page 157 and run a diagnostic test of the USB connector. A docking station or port replicator problem • Problem: The computer 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
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    Chapter 11. Getting support There is more to owning a ThinkPad Notebook than having a powerful, ...in the explanations of error codes, running diagnostic programs or by consulting the ThinkPad Web site. Register your computer To register your ThinkPad products with Lenovo. go to http://www.lenovo.com/...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 206
    ... online help, that comes with the operating system or application program. ThinkPad Notebooks come with a set of diagnostic programs that ... is available at: http://www.lenovo.com/support This portal is updated with the latest information about the following subjects: • Downloads & Drivers: Download...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 207
    ... repair - If the problem is determined to be caused by Lenovo hardware under warranty, trained service personnel are...warranty period, you can purchase additional services, such as support for Lenovo and non-...go to: http://www.lenovo.com/accessories/services/index.html Chapter 11. Getting support 189
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    190 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 209
    ... with any Bluetooth product that is compliant to Bluetooth Specification 2.1 + EDR as defined by the Bluetooth SIG. Following profiles are supported by Bluetooth device: • Generic ... 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
    ... you can find it on the Web site http://www.lenovo.com/support. To view the ThinkPad Regulatory Notice on the Web site, do the following: 1. Go to: http://www.lenovo.com/support 2. Click...and click Go. 4. You can then find the ThinkPad Regulatory Notice in the displayed search results. Export...
  • 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
    ..., refer to the ThinkPad Regulatory 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 "...
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    ... equipment when it is no longer needed. Lenovo offers a variety of programs and services to assist equipment ... monitors. For details, visit the Lenovo Web site at www.ibm.com/jp/pc/service/recycle/pcrecycle/. ...2003. For details, visit the Lenovo Web site at www.ibm.com/jp/pc/service/recycle/personal/....
  • Lenovo ThinkPad L520 | (English) User Guide - Page 216
    ... 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 www.ibm.com/jp/pc/environment/recycle/battery/. If you use a Lenovo notebook computer at ...
  • Lenovo ThinkPad L520 | (English) User Guide - Page 217
    ... human health due to the potential presence of hazardous substances. For proper collection and treatment, go to: http://www.lenovo.com/lenovo/environment Battery recycling information for Taiwan Appendix B. WEEE and recycling statements 199
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    200 User Guide
  • Lenovo ThinkPad L520 | (English) User Guide - Page 219
    ... verify the operation of any other product, program, or service. Lenovo may have patents or pending ... does not affect or change Lenovo product specifications or warranties. Nothing in this document shall ... should verify the applicable data for their specific environment. © Copyright Lenovo 2012 201
  • 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 Connections Active Protection System Lenovo Rescue and Recovery ThinkPad ThinkVantage TrackPoint UltraNav UltraConnect AMD, ATI, ATI Catalyst and Catalyst are 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
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  • 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