This information can help you safely use your notebook personal computer. Follow and retain all information included with your computer. The information in this document does not alter the terms of your purchase ® agreement or the Lenovo Limited Warranty. Customer safety is important. Our products are developed to be safe and effective. However, personal computers are electronic devices.
Note: If you notice these conditions with a product (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.
Power cords and power adapters DANGER Use only the power cords and power adapters supplied by the product manufacturer. The power cords shall be safety approved. For Germany, it shall be H05VV-F, 3G, 0.75 mm , or better. For other countries, the suitable types shall be used accordingly. Never wrap a power cord around a power adapter or other object.
In addition, many mobile products, such as notebook computers, utilize a rechargeable battery pack to provide system power when in portable mode. Batteries supplied by Lenovo for use with your product have been tested for compatibility and should only be replaced with approved parts.
Heat and product ventilation DANGER Computers, ac power adapters, and many accessories can generate heat when turned on and when batteries are charging. Notebook computers can generate a significant amount of heat due to their compact size. Always follow these basic precautions: •...
50332-2 can be dangerous due to excessive sound pressure levels. If your Lenovo computer came with headphones or earphones in the package, as a set, the combination of the headphones or earphones and the computer already complies with the specifications of EN 50332-1.
• “Features” on page 8 • “Specifications” on page 9 Top view Figure 1. Lenovo B475e and B575e top view Note: Your computer might look different from the above illustration. ® Integrated camera (on some models) OneKey Recovery Pro program button...
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Speakers Numeric keypad (on some models) Power button Status indicators Integrated camera (on some models) Use the camera to take pictures or hold a video conference. Wireless module antennas (on some models) The built-in antennas ensure optimal reception of wireless radio. Computer display The LCD display provides brilliant visual output.
Left-side view Figure 2. Lenovo B475e and B575e left-side view Note: Your computer might look different from the above illustration. Security keyhole Ethernet connector (on some models) Power jack HDMI port (on some models) Fan louvers USB 3.0 connector VGA port...
“Using USB connectors” on page 19. Note: Your computer is compatible with USB 1.1, 2.0, and 3.0. Right-side view Figure 3. Lenovo B475e and B575e right-side view Note: Your computer might look different from the above illustration. Headphone jack...
You can only connect an Ethernet cable to this connector. For more information, refer to “Wired connection” on page 21. Front view Figure 4. Lenovo B475e and B575e front view Note: Your computer might look different from the above illustration. Status indicators...
Bottom view Figure 5. Lenovo B475e and B575e bottom view Note: Your computer might look different from the above illustration. Battery latch (manual) Battery latch (spring loaded) Battery Bottom slot cover Battery latch (manual) Keeps the battery secured in place.
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Figure 6. Status indicators of Lenovo B475e and B575e Caps lock indicator When the indicator is on, the Caps lock mode is enabled. You can type all alphabetic characters (A-Z) in upper case without pressing the Shift key. Numeric lock indicator When the indicator is on, the numeric keypad is enabled.
Figure 7. Status indicators of Lenovo B475e and B575e Power on status indicator When this indicator is on, the computer is turned on and ready for use. Battery status indicator When this indicator is on, a hard disk drive or an optical drive is reading or writing data.
Interface • One HDMI port • Two USB 2.0 connectors • One USB 3.0 connector • RJ45 Ethernet connector • HDMI port • External monitor connector • Media card reader slot Optical drive • 12.7 mm Rambo optical drive (on some models) Wireless features •...
• Question: Where can I find the warranty information? Solution: For the warranty applicable to your computer, including the warranty period and type of warranty service, see “Lenovo Limited Warranty” in the Safety, Warranty, and Setup Guide that comes with your computer.
2. Check if the destination medium is damaged, try to select another file path and then try again. • Question: When do I need to restore the computer to the factory default settings? Solution: You can restore the computer to the factory default settings when it fails or when you need to reinstall the operating system.
To put the computer into sleep mode, do either of the following: • Click and select Sleep from the Start menu. Then click OK. • Press Fn+F1. Note: Wait until the power indicator starts blinking (indicating that the computer is in sleep state) before you move the computer.
Do not attempt to disassemble or modify the battery pack. Attempting to do so can cause an explosion, or liquid leakage from the battery pack. A battery pack other than the one specified by Lenovo, or a disassembled or modified battery pack is not covered by the warranty.
If the rechargeable battery pack is incorrectly replaced, there is danger of an explosion. The battery pack contains a small amount of harmful substances. To avoid possible injury: • Replace only with a battery of the type recommended by Lenovo. • Keep the battery pack away from fire.
Depending on your model, your computer might come with a separate numeric keypad or function keys that could work as a numeric keypad. Lenovo B475e The keyboard has keys that can work as a 10-key numeric keypad when enabled. To enable or disable the keypad, press Fn+F8.
• When the computer is turned off, press this button and then follow the on-screen instructions to launch the recovery program. • When the computer is starting up and the Lenovo logo is displayed, press this button and then follow the on-screen instructions to start the recovery program.
Fn+F5 Enable or disable the built-in wireless networking features. Fn+F6 Enable or disable the touch pad. Enable or disable the numeric keypad. Fn+F8 (B475e) Fn+F9 Start or pause playback of Windows Media Player. Fn+F10 Stop playback of Windows Media Player.
2. Gently pull the SD card out of the media card reader slot. Note: If you do not remove the card from your computer after you eject the card from the Windows operating system, the card can no longer be accessed. To access the card, you must remove it once, then insert it again.
Telephone line (not supplied) Splitter (not supplied) DSL modem (not supplied) Note: Your wired connection might look different from the above illustration. Software configuration Consult your Internet Service Provider (ISP) for details on how to configure your computer for wired connections.
Software configuration Consult your Internet Service Provider and search the Windows Help and Support Center for details on how to configure your computer for wireless connections. Chapter 3 Connecting to the network...
The following topics provide information about arranging your work area, setting up your computer equipment, and establishing healthy work habits. Lenovo is committed to providing the latest information and technology to our customers with disabilities. Refer to our accessibility information which outlines our efforts in this area.
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Questions about vision? The visual display screens of Lenovo notebook computers are designed to meet the highest standards and to provide you with clear, crisp images and large, bright displays that are easy to see, yet easy on the eyes.
For more information about how to set the password, refer to the online help information system on the right screen of the BIOS. Note: To enter the BIOS, press F1 when the Lenovo logo is displayed on the screen while the computer is starting up.
• When the computer is turned off, press this button and then follow the on-screen instructions to launch the recovery program. • When the computer is starting up and the Lenovo logo is displayed, press this button and then follow the on-screen instructions to start the recovery program.
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Note: If you are unable to access the OneKey Recovery Pro workspace or the Windows environment from a rescue medium or recovery medium, you might not have the rescue device (an internal hard disk drive, a disc, a USB hard disk drive, or other external devices) set as the first boot device in the startup device sequence.
Replacing the battery Before you start, print these instructions. Note: 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 the performance or safety of unauthorized batteries, and provides no warranties for failures or damage arising out of their use.
If the rechargeable battery pack is incorrectly replaced, there is danger of an explosion. The battery pack contains a small amount of harmful substances. To avoid possible injury: • Replace only with a battery of the type recommended by Lenovo. • Keep the battery pack away from fire.
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If the backup battery is incorrectly replaced, there is danger of an explosion. The backup battery contains a small amount of harmful substances. To avoid possible injury: • Replace only with a battery of the type recommended by Lenovo. • Keep the battery pack away from fire.
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8. Reinstall the battery. See “Replacing the battery” on page 31. 9. Turn the computer over again. Connect the ac power adapter and all cables. Lenovo B575e To replace the backup battery, do the following: 1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer. Wait three to five minutes to let the computer cool.
9. Turn the computer over again. Connect the ac power adapter and all cables. Replacing the hard disk drive Before you start, print these instructions. You can replace the hard disk drive with a new one which can be purchased from your Lenovo reseller or a marketing representative. Prerequisites for the procedure Attention: The hard disk drive is very sensitive.
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4. Loosen or remove the screws , and then remove the cover 5. Remove the screw 6. Pull out the hard disk drive 7. Remove the hard disk drive by lifting the tab User Guide...
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13. Reinstall the battery. See “Replacing the battery” on page 31. 14. Turn the computer over again. Connect the ac power adapter and all cables. Lenovo B575e To replace the hard disk drive, do the following: 1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer. Wait three to five minutes to let the computer cool.
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6. Pull out the hard disk drive 7. Remove the hard disk drive by lifting the tab 8. Remove the screws and detach the brackets from the hard disk drive. 9. Attach the bracket to a new hard disk drive and reinstall the screws to secure the bracket. 10.
The static electricity could damage the memory module. To replace a memory module, refer to the instructions for the computer. • “Lenovo B475e” on page 39 • “Lenovo B575e” on page 40...
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11. Reinstall the battery. See “Replacing the battery” on page 31. 12. Turn the computer over again. Connect the ac power adapter and all cables. Lenovo B575e To replace a memory module, do the following: 1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer. Wait three to five minutes to let the computer cool.
5. If one memory modules is already in the memory slot, press out on the latches on both edges of the socket at the same time , and then remove the memory module to make room for the new one. Save the removed memory module for future use.
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This action reduces any static electricity from your body. The static electricity could damage the card. To replace the PCI Express Mini Card, refer to the instructions for the computer. • “Lenovo B475e” on page 42 • “Lenovo B575e” on page 43...
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11. Reinstall the battery. See “Replacing the battery” on page 31. 12. Turn the computer over again. Connect the ac power adapter and all cables. Lenovo B575e To replace the PCI Express Mini Card, do the following: 1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer. Wait for a few minutes, till the inside of the computer cools, before you start the following procedures.
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5. If a tool for removing connectors is included in the package with the new card, use it to disconnect the cables from the card. If no such tool is included, disconnect the cables by picking up the connectors with your fingers and gently unplugging them. Then remove the screw and the card pops up.
Removing the optical drive Before you start, print these instructions. To remove the optical drive, refer to the instructions for the computer: • “Lenovo B475e” on page 45 • “Lenovo B575e” on page 45 Lenovo B475e To replace the optical drive, do the following: 1.
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5. Remove the screw . Insert a screwdriver into the screw hole, and then push the optical drive 6. Insert a new optical drive, and then reinstall the screw to secure the drive. 7. Reinstall the computer cover, and then reinstall the screws to secure the cover. 8.
8. Profile your machine at http://www.lenovo.com/support to keep up to date with current drivers and revisions. 9. Keep up to date for device drivers on other non-Lenovo hardware. You might want to read the device driver information release notes prior to updating for compatibility or known issues.
Taking care of your computer Although your computer is designed to function reliably in normal work environments, you need to use common sense in handling it. By following these important tips, you will get the most use and enjoyment out of your computer. Be careful about where and how you work •...
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Take care in setting passwords Remember your passwords. If you forget a supervisor or hard disk password, Lenovo authorized service providers will not reset it, and you might have to replace your system board or hard disk drive.
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Registering your computer Register your Lenovo products with Lenovo at http://www.lenovo.com/register. This can help authorities return your computer to you if it is lost or stolen. Registering your computer also enables Lenovo to notify you about possible technical information and upgrades.
Notice for users in U.S.A • If your product is not working correctly, DO NOT RETURN IT TO THE STORE. • For technical assistance, contact a Lenovo support specialist 24 hours a day by calling toll free 1-877-4 LENOVO (1-877-453-6686).
The battery pack cannot be charged. You cannot charge the battery when it is too hot. If the battery feels hot, remove it from the computer and allow it to cool to room temperature. After it cools, reinstall it and recharge the battery. If it still cannot be charged, have it serviced.
• Press Fn+F2 to confirm whether the LCD screen has been turned off. If the problem persist, follow the solution to “The screen is unreadable or distorted.” on page 53. The screen is unreadable or distorted. Make sure that: • The display device driver is installed correctly. •...
I forgot my password. Do any of the following: • If you forget your user password, you must take your computer to a Lenovo authorized servicer or a marketing representative to have the password changed. • If you forget your hard disk drive password, a Lenovo authorized servicer cannot reset your password or recover data from the hard disk drive.
Boot Priority Order list. 3. Press F12 when the Lenovo logo appears on the screen while the computer is starting up to select the device you want the computer starts from.
Classification Control Number (ECCN) of 4A994.b. It can be re-exported except to any of the embargoed countries in the EAR E1 country list. Electronic emission notices The following information refers to the Lenovo B475e and B575e, machine types 3618, 3685, 20188, and 20189. Federal Communications Commission (FCC) Declaration of Conformity This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
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Lenovo is not responsible for any radio or television interference caused by using other than specified or recommended cables and connectors or by unauthorized changes or modifications to this equipment. Unauthorized changes or modifications could void the user's authority to operate the equipment.
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Geräte der Klasse B. Dieses Gerät ist berechtigt, in Übereinstimmung mit dem Deutschen EMVG das EG-Konformitätszeichen - CE - zu führen. Verantwortlich für die Konformitätserklärung nach Paragraf 5 des EMVG ist die Lenovo (Deutschland) GmbH, Gropiusplatz 10, D-70563 Stuttgart. Informationen in Hinsicht EMVG Paragraf 4 Abs. (1) 4: Das Gerät erfüllt die Schutzanforderungen nach EN 55024 und EN 55022 Klasse B.
Collecting and recycling a disused Lenovo computer or monitor If you are a company employee and need to dispose of a Lenovo computer or monitor that is the property of the company, you must do so in accordance with the Law for Promotion of Effective Utilization of Resources.
If you want to replace it with a new one, contact your place of purchase or ask for a repair service provided by Lenovo. If you have replaced it by yourself and want to dispose of the disused lithium battery, insulate it with vinyl tape, contact your place of purchase, and follow their instructions.
For proper collection and treatment, go to: http://www.lenovo.com/lenovo/environment Battery recycling information for the United States and Canada Battery recycling information for Taiwan...
Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used. Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.
For more information about ENERGY STAR, go to: http://www.energystar.gov Lenovo encourages you to make efficient use of energy an integral part of your day-to-day operations. To help in this endeavor, Lenovo has preset the following power-management features to take effect when your computer has been inactive for a specified length of time: Table 2.
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Microsoft Windows Other company, products, or service names may be trademarks or service marks of others. Appendix C. Notices...