Lenovo B580, B480 Troubleshooting computer problems, Battery and power problems, Battery problems

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Chapter 9. Troubleshooting computer problems

This chapter provides information on what to do if you experience a problem with your computer.

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).

•Additionally, you can find support information and updates on the Lenovo Web site located at http://www.lenovo.com/support.

Troubleshooting

To make sure that your computer has the features that are introduced in the following sections, consult the online help or the list shipped with your computer.

Battery and power problems

This topic contains instructions on troubleshooting battery and power problems.

Battery problems

Print these instructions now and keep it with your computer for reference later.

The battery pack cannot be fully charged in the standard charge time when the computer is powered off.

The battery pack might be over-discharged. Do the following:

1.Turn off the computer.

2.Make sure that the over-discharged battery pack is in the computer.

3.Connect the ac power adapter to the computer and let it charge.

If a quick charger is available, use it to charge the over-discharged battery pack.

If the battery pack cannot be fully charged in 24 hours, use a new battery pack.

Your computer shuts down before the battery status indicator shows empty, or your computer operates after the battery status indicator shows empty.

Discharge and recharge the battery pack.

The operating time for a fully charged battery pack is short.

Discharge and recharge the battery pack. If your battery operating time is still short, use a new battery pack.

The computer does not operate with a fully charged battery pack.

The surge protector in the battery pack might be active. Turn off the computer for one minute to reset the protector; then turn on the computer again.

© Copyright Lenovo 2012

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Contents Lenovo B480 and B580 User GuideSafety, Warranty, and Setup Guide Regulatory Notice Contents Appendix D. Notices Protect yourself from the heat that your computer generates Read this firstPrevent your computer from getting wet Protect the cables from being damagedProtect your computer and data when moving it Important safety informationConditions that require immediate action Handle your computer gentlyService and upgrades Safety guidelinesPlugs and outlets Power cords and power adaptersExtension cords and related devices External devices Power supply statementGeneral battery notice Lithium coin cell battery notice Rechargeable battery noticeHeat and product ventilation Laser compliance statement Electrical current safety informationLiquid crystal display LCD notice Using headphones or earphonesAdditional safety information Xii User Guide Top view Getting to know your computerLeft-side view Right-side view Front view Bottom view Status indicatorsDevice access status indicator Caps lock indicatorNumeric lock indicator Power and battery status indicator FeaturesSpecifications Frequently asked questions Using your computerConnecting to power Tips on using your computerConfiguring the operating system Reading the manualsChecking the battery status Putting the computer into sleep mode or shutting it downUsing the ac power adapter and the battery pack Charging the battery Using the ac power adapterMaximizing the battery life Connecting the ac power adapterHandling the battery Lenovo B480 and B580 touch pad Using the touch padNumeric keypad Using the recovery buttonUsing the keyboard Power conservation Fn+F1 Launching the camera and audio settings Fn+EscFunction key combinations For Lenovo B480 modelsAdjusting display brightness level Fn + up/down arrow Switching the display output location Fn+F3Volume keys Fn + left/right arrow Display backlight control Fn+F2Using the media card reader Connecting to external devicesUsing the Nvidia Optimus Graphics feature Inserting a flash media cardWired connection Connecting to the networkHardware connection CableWireless connection Software configurationConnecting to the network User Guide Ergonomic information Accessibility and comfortYou and your computer What if you are traveling? Using a fingerprint reader Using passwordsSecurity Attaching a mechanical lockUser Guide Solving recovery problems on the Windows 7 operating system Recovery overviewUser Guide Recovery overview User Guide Static electricity prevention Replacing the batteryReplacing devices Replacing the backup battery Lenovo B480 Lenovo B580 Replacing the hard disk drive Prerequisites for the procedureUser Guide Lenovo B580 Replacing a memory module Replacing devices Lenovo B580 To replace the PCI Express Mini Card, do the following User Guide Lenovo B580 Removing the optical drive Lenovo B580 User Guide General tips for preventing problems Preventing problemsTaking care of your computer Be careful about where and how you workBe gentle with your computer Carry your computer properlyClean the cover of your computer Take care in setting passwordsHandle storage media and drives properly Data protectionCleaning your computer display Cleaning your computer keyboardRegistering your computer Be sure not to modify your computerTroubleshooting Troubleshooting computer problemsBattery and power problems Battery problemsAn ac power adapter problem Computer screen problemsStartup problem Sleep and hibernation problemsHard disk drive problems Problems with drives and other storage devicesOptical drive problems OneKey Recovery Pro program problemsPassword problem Other problems Sound problemYour computer does not respond Computer does not start from a device you wantUser Guide Appendix A. Regulatory information Wireless related informationWireless interoperability Usage environment and your health Export classification noticeElectronic emission notices Industry Canada Class B emission compliance statement User Guide Japan recycling statements Appendix B. Weee and recycling statementsChina Weee statement Important Weee Information Disposing of Lenovo computer components Recycling information for BrazilBattery recycling information for the European Union User Guide Ukraine RoHS China RoHS Turkish RoHSIndia RoHS Appendix D. Notices Trademarks Energy Star model informationAppendix D. Notices User Guide Index User Guide Page Part Number 1P P/N

B580, B480 specifications

The Lenovo B480 and B580 are part of Lenovo's Essential series, designed for home and business users seeking reliable performance combined with an affordable price point. These laptops offer a range of features and technologies that cater to everyday computing needs while ensuring efficiency and productivity.

The B480 and B580 are equipped with Intel’s third-generation Core processors, enabling smooth multitasking and enhanced performance for various applications. Users can opt for configurations ranging from the Intel Core i3 to the more powerful Core i5 processors, allowing for flexibility based on individual requirements.

One of the main features of the Lenovo B480 and B580 is their 14-inch and 15.6-inch displays, respectively. The displays provide vibrant visuals with a resolution of 1366 x 768, making them suitable for watching movies, browsing the web, and completing work tasks. The B580's larger screen size is particularly appealing for those who prefer a more spacious viewing experience.

Both laptops come with ample storage options, featuring traditional hard disk drives (HDD) with capacities of up to 1TB. This allows users to store a significant amount of data, including documents, multimedia files, and software applications. Furthermore, the inclusion of a DVD drive in both models enhances their versatility, allowing users to play and burn CDs and DVDs.

In terms of memory, the B480 and B580 typically support up to 8GB of DDR3 RAM, ensuring smooth performance when running multiple applications simultaneously. The systems also include integrated Intel HD Graphics, which provide adequate graphics performance for standard tasks, casual gaming, and media playback.

Connectivity options are generous with several USB ports, HDMI output, and Ethernet ports available on both models. The inclusion of Wi-Fi and Bluetooth allows for easy wireless connections to networks and peripherals, enhancing the overall user experience.

Additionally, Lenovo's proprietary software tools contribute to the functionality of the B480 and B580. Lenovo Solution Center and OneKey Recovery simplify system management and provide users with an easy way to back up their data.

In conclusion, the Lenovo B480 and B580 are reliable laptops equipped with essential features and technologies suitable for a wide range of users. With their balance of performance, storage options, and connectivity, these models offer great value for anyone looking for a dependable and affordable laptop.
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