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.

An ac power adapter problem

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

The ac power adapter is connected to the computer and the working electrical outlet, but the power adapter (power plug) icon is not displayed on the taskbar. Also the ac power indicator does not light up.

Do the following:

1.Make sure that the connection of the ac power adapter is correct. For instructions on connecting the ac power adapter, see Setup Poster that comes with your computer.

2.If the connection of the ac power adapter is correct, turn off the computer, then disconnect the ac power adapter and remove the main battery.

3.Reinstall the battery and reconnect the ac power adapter, then turn on the computer.

4.If the power adapter icon still is not displayed on the taskbar and the ac power indicator does not light up, have the ac power adapter and your computer serviced.

A startup problem

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

The Microsoft® Windows operating system does not start.

Use the OneKey Recovery Pro program to help solve or identify your problem. For more information, refer to Chapter 6 “OneKey Recovery Pro” on page 29.

Sleep and hibernation problems

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

A critical low-battery error occurs, and the computer immediately turns off.

The battery power is getting low. Connect the ac power adapter to the computer and plug it into an electrical outlet, or replace the battery with a charged one.

The computer enters sleep mode immediately after the power-on self-test.

Make sure that:

•The battery is charged.

•The operating temperature is within the acceptable range. refer to Chapter 8 “Preventing problems” on page 51.

Computer screen problems

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

The screen is blank.

Do any of the following:

•If you are using the ac power adapter or using the battery, and the battery status indicator is on, press Fn + up arrow to increase the screen brightness.

•If the power indicator is in blinking, press the power button to resume from the sleep mode.

56User Guide

Page 71 Page 73
Page 72
Image 72
Lenovo B485 manual Computer screen problems, An ac power adapter problem, Startup problem, Sleep and hibernation problems
Page 71 Page 73

B485 specifications

The Lenovo B485 is a versatile and reliable laptop, designed primarily for business professionals and students alike. With its sleek design and impressive specifications, it offers a good balance of performance and affordability. This laptop is ideal for users looking for functionality without breaking the bank.

One of the standout features of the Lenovo B485 is its AMD A-Series processor, which provides robust performance that easily handles everyday tasks such as web browsing, document editing, and multimedia consumption. The integration of the AMD Radeon graphics further enhances the visual experience, enabling users to enjoy videos and games without compromising on quality.

The B485 comes equipped with a 14-inch HD display, offering vibrant colors and sharp images. This size strikes an excellent balance between portability and usability, making it easy to carry around yet spacious enough for productive work. The anti-glare technology ensures that users can work comfortably in various lighting conditions without experiencing eye strain.

In terms of memory and storage, the Lenovo B485 offers configurations that include up to 8GB of RAM and a choice of HDD or SSD storage options. This versatility allows users to customize their device according to their needs, ensuring smooth multi-tasking and ample storage for files, documents, and media.

Connectivity is a key feature of the B485, with multiple USB ports, HDMI output, and Ethernet ports available, enabling quick and reliable connections to a variety of peripherals and networks. The presence of Wi-Fi and Bluetooth technologies ensures seamless wireless connectivity, making it easy to stay connected on the go.

The Lenovo B485 also prioritizes security with features such as a fingerprint reader and a physical webcam shutter, giving users peace of mind regarding their data and privacy. The long battery life is another notable characteristic, allowing users to work unplugged for extended periods without needing frequent recharges, enhancing productivity in various settings.

In conclusion, the Lenovo B485 embodies a practical choice for individuals seeking a dependable laptop packed with essential features. Its combination of performance, connectivity, and security makes it a suitable option for anyone in need of a reliable computer for their daily tasks.
Top Page Image Contents