Lenovo V470, B470 manual Troubleshooting Other problems

Page 43

Chapter 5. Troubleshooting

Other problems

Your computer does not respond.

The computer does not start from a device you want.

The connected external device does not work.

•To turn off your computer, press and hold the power button for 4 seconds or more. If the computer still does not respond, remove the AC adapter and the battery.

•Your computer might lock when it enters sleep mode during a communication operation. Disable the sleep timer when you are working on the network.

•See the Boot menu of the BIOS setup utility. Make sure that the Boot Priority Order in the BIOS setup utility is set so that the computer starts from the device you want.

•Also make sure that the device from which the computer starts is enabled. In the Boot menu in the BIOS setup utility, make sure that the device is included in the Boot Priority Order list.

•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.

•Do not connect or disconnect any external device cables other than USB while the computer power is on; otherwise, you might damage your computer.

•When using a high power consumption external devices such as an external USB optical disk drive, use external device power adapter. Otherwise, the device may not be recognized, or system shut down may result.

For more technical support, please visit consumer product website http://consumersupport.lenovo.com.

39

Page 42 Page 44
Image 43
Page 42 Page 44
Contents Lenovo V470/V570/ B470/B570 Regulatory Notice Contents Page Top view Getting to know your computerGetting to know your computer „ B470 „ B570 Built-in microphone Touchpad Getting to know your computer „ V570/B570 „ V470/B470USB port „ V470/B470 „ V570/B570 Right-side viewDevice switch Select your computer GPU Graphics Processing Unit switch Select models onlyMemory card slot Bottom view SIM card slot Select models only „ Reading the manuals „ Conncting to the power„ Configuring the operating system Learning the basicsShutting down your computer Learning the basics„ Handling the battery „ Checking battery status„ Charging the battery „ Removing the battery packRight click button Left click buttonV470/B470 „ Numeric keypadV570/B570 „ Function key combinations Learning the basics Removing a memory card „ Using memory cards not supplied„ Connecting a universal serial bus USB device Inserting a memory cardEnabling Bluetooth communications on your computer „ Connecting a Bluetooth device Select models onlyTo change the GPU, do the following Switching GPU Select models only„ OneKey Rescue system button Special keys and buttonsV470 B470 V570 B570 Page „ Active Protection System APS V470/V570 Select models only „ Using passwords„ Attaching a security lock not supplied „ Fingerprint reader Select models onlyCable Connecting to the Internet„ Software configuration „ Hardware connectionSoftware configuration „ Using Wi-Fi/WiMAX Select models onlyConnecting to the Internet Enabling wireless connection„ Using Mobile Broadband Select models only Connecting to the Internet Inserting the SIM card V570 Connecting to the Internet Removing the SIM card „ Introduction OneKey Rescue systemFrequently asked questions TroubleshootingWhen do I need to restore the system to the factory status? TroubleshootingPassword problem Display problemsComputer screen problems Troubleshooting Sleep or hibernation problemsSound problems OneKey Rescue system problems Troubleshooting Battery problemsHard disk drive problem Startup problemTroubleshooting Other problems Appendix A. CRU instructions Replacing the batteryHandling a hard disk drive Appendix A. CRU instructionsAppendix A. CRU instructions Appendix A. CRU instructions Appendix A. CRU instructions Sdram Appendix A. CRU instructions Appendix A. CRU instructions Removing the optical drive only for V470/B470 „ What your service provider will do to correct problems Appendix B. Lenovo limited warranty„ What this warranty covers „ How to obtain warranty serviceAppendix B. Lenovo limited warranty „ Replacement of a product or part„ Your additional responsibilities „ Use of personal information „ What this warranty does not cover„ Limitation of liability „ Other rights „ Dispute resolution„ European Economic Area EEA Product or Machine type Country or region of purchase „ Types of warranty service Appendix B. Lenovo limited warranty Energy star information Appendix C. Product specific noticesWindows Appendix C. Product specific notices„ Federal Communications Commission FCC Statement Electronic emissions notices„ Avis de conformité à la réglementation d’Industrie Canada „ Industry Canada Class B Emission Compliance Statement„ German Class B Compliance Statement „ European Union Compliance Statement Class B Compliance Others Appendix D. SpecificationsSystem PortsTrademarks Index ProblemsPage If your product is not working correctly Do not Return IT to the StoreNew World. New Thinking.TM

B470, V470 specifications

The Lenovo V470 and B470 laptops are part of Lenovo's series targeted at small and medium-sized businesses, offering a blend of performance, reliability, and essential features for everyday computing tasks. These laptops are particularly known for their balance of power and portability, making them suitable for professionals and students alike.

The Lenovo V470 features a sleek design with a durable finish, combining aesthetics with functionality. It is equipped with Intel's Core i-series processors, providing robust performance for multitasking and running demanding applications. The laptop comes with various memory options, typically ranging from 4GB to 8GB of DDR3 RAM, which can be further upgraded for those who need enhanced performance.

One standout feature of the V470 is its 14-inch display, available in both HD (1366x768) and HD+ (1600x900) resolutions. This means users will enjoy vibrant visuals and clear text, making it ideal for watching videos, reading documents, and browsing the web. Moreover, the anti-glare coating ensures that users can work comfortably in different lighting conditions without straining their eyes.

On the other hand, the Lenovo B470 offers similar features but targets a slightly different user base. It emphasizes affordability while not compromising too much on performance. The B470 also features Intel's processors, along with customizable options for RAM and storage, allowing users to configure the laptop according to their specific needs.

Both models come with essential connectivity options, including USB 3.0 ports, HDMI, and VGA outputs, which facilitate easy connections to peripherals and external displays. Bluetooth and Wi-Fi support ensures that users can easily connect to networks and other devices wirelessly.

Security is also a crucial aspect for both laptops, as they often include features like a fingerprint reader and Lenovo's password manager, which help protect sensitive information. Additionally, Lenovo’s OneKey Rescue System allows for easy system recovery in case of any software issues.

Both the V470 and B470 are designed to provide a reliable computing experience, making them excellent choices for users looking for dependable performance without breaking the bank. With their balance of performance, portability, and security features, these laptops cater to a multitude of professional and academic needs in today's fast-paced environment.
Top Page Image Contents