Lenovo B590, 59366616, B490 manual Replacing the backup battery

Page 46

Prerequisites for the procedure

DANGER

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.

•Do not expose it to excessive heat.

•Do not expose it to water or rain.

•Do not short-circuit it.

•Do not drop, crush, puncture, or subject to strong forces. Battery abuse or mishandling can cause the battery to overheat, which can cause gasses or flame to “vent” from the battery pack or coin cell.

To replace the 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.

2.Close the computer display, and turn the computer over.

3.Unlock the battery latch 1 . Hold the battery lock lever in the unlocked position 2 , and then remove the battery pack 2 .

1

2

2

4.Insert a fully charged battery until it clicks into place.

5.Slide the manual battery latch to the locked position to secure the battery in place.

6.Turn the computer over again. Connect the ac power adapter and all cables.

Replacing the backup battery

Before you start, print these instructions.

Note: Your computer might look different from the illustrations in this topic.

32User Guide

Page 45 Page 47
Image 46
Page 45 Page 47
Contents User Guide Lenovo B490 and B590Safety, Warranty, and Setup Guide Regulatory Notice Contents Appendix D. Notices Prevent your computer from getting wet Read this firstProtect yourself from the heat that your computer generates Protect the cables from being damagedConditions that require immediate action Important safety informationProtect your computer and data when moving it Handle your computer gentlySafety guidelines Service and upgradesExtension cords and related devices Power cords and power adaptersPlugs and outlets General battery notice Power supply statementExternal devices Rechargeable battery notice Lithium coin cell battery noticeHeat and product ventilation Electrical current safety information Laser compliance statementAdditional safety information Using headphones or earphonesLiquid crystal display LCD notice Xii User Guide Getting to know your computer Top viewLeft-side view Right-side view Front view Status indicators Bottom viewNumeric Lock indicator Caps Lock indicatorDevice access status indicator Features Power and battery status indicatorSpecifications Using your computer Frequently asked questionsConfiguring the operating system Tips on using your computerConnecting to power Putting the computer into sleep mode or shutting it downUsing the ac power adapter and the battery pack Checking the battery statusMaximizing the battery life Using the ac power adapterCharging the battery Connecting the ac power adapterHandling the battery Using the keyboard Using the touch padNumeric keypad B490 Using the recovery buttonB590 Adjusting display brightness level Fn + Up/Down arrow Launching the camera and audio settings Fn+EscVolume controls Fn + Left/Right arrow Power conservation Fn+F1Connecting to external devices Using the media card readerSwitching the Graphics Processing Unit Using USB connectorsUsing the Nvidia Optimus Graphics feature Inserting a flash media cardHardware connection Connecting to the networkWired connection CableSoftware configuration Wireless connectionConnecting to the network User Guide You and your computer Accessibility and comfortErgonomic information What if you are traveling? Security Using passwordsAttaching a mechanical lock User Guide Recovery overview Solving recovery problems on the Windows 7 operating systemRefreshing your computer settings Recovery overview User Guide Replacing devices Replacing the batteryStatic electricity prevention Replacing the backup battery Replacing devices Prerequisites for the procedure Replacing the hard disk driveReplacing a memory module User Guide Replacing devices Removing the optical drive Replacing devices User Guide Preventing problems General tips for preventing problemsBe gentle with your computer Be careful about where and how you workTaking care of your computer Carry your computer properlyHandle storage media and drives properly Take care in setting passwordsClean the cover of your computer Data protectionRegistering your computer Cleaning your computer keyboardCleaning your computer display Be sure not to modify your computerBattery and power problems Troubleshooting computer problemsTroubleshooting Battery problemsStartup problem Computer screen problemsAn ac power adapter problem Sleep and hibernation problemsProblems with drives and other storage devices Hard disk drive problemsPassword problem OneKey Recovery Pro program problemsOptical drive problems Your computer does not respond Sound problemOther problems Computer does not start from a device you wantUser Guide Wireless interoperability Wireless related informationAppendix A. Regulatory information Energy Star model information Usage environment and your healthExport classification notice Electronic emission noticesIndustry Canada Class B emission compliance statement Appendix A. Regulatory information User Guide China Weee statement Important Weee Information Appendix B. Weee and recycling statementsJapan recycling statements Recycling information for Brazil Disposing of Lenovo computer componentsBattery recycling information for the European Union User Guide China RoHS Turkish RoHS Ukraine RoHSIndia RoHS Appendix D. Notices Trademarks Index User Guide Page Part Number 1P P/N
Related manuals
Manual 84 pages 16.88 Kb

B490, B590, 59366616 specifications

Lenovo's B-series laptops, including the B490, B590, and B59366616, are designed to meet the needs of business professionals who seek a balance between performance, affordability, and portability. These laptops are characterized by their solid build quality, robust features, and user-friendly design, making them ideal for everyday office tasks or on-the-go productivity.

The Lenovo B490 is equipped with a 14-inch display that delivers sharp visuals, making it suitable for presentations and document editing. It offers a variety of processor options, ranging from Intel Core i3 to Core i5, enabling users to select the level of performance that best suits their requirements. The B490 comes with 4GB or 8GB of RAM, which can be upgraded for enhanced multitasking capabilities. Additionally, it offers various storage options, including traditional hard drives and solid-state drives, providing flexibility in terms of speed and storage capacity.

On the other hand, the Lenovo B590 features a larger 15.6-inch display, making it a great choice for users who prefer a bigger screen for their workflow. Like the B490, it also supports a range of Intel processors and offers ample options for RAM and storage. The keyboard is designed for comfortable typing, which is essential for extended work sessions. Advanced technologies, such as Dolby Advanced Audio, ensure an enhanced audio experience, making it suitable for webinars, video conferences, and multimedia consumption.

Both models feature Lenovo's Enhanced Experience software that optimizes boot times and provides a range of tools for system maintenance and management. They also come with various connectivity options, including USB 3.0 ports, HDMI, and Ethernet, allowing users to connect to multiple devices with ease.

Security is another cornerstone of these laptops. Features like Lenovo’s OneKey Rescue System assist in data recovery, while the option for fingerprint readers adds an additional layer of security for sensitive business information.

Overall, the Lenovo B490, B590, and B59366616 offer a reliable and efficient computing solution for professionals. Their combination of performance, affordability, and essential features makes them favorable options for those looking to enhance productivity without breaking the bank. Whether in the office or on the move, these laptops are tailored to meet the diverse needs of business users.
Top Page Image Contents