The battery normally requires no charging or maintenance throughout its life; however, no battery lasts forever. If the battery fails, the date, time, and configuration information (including passwords) are lost. An error message is displayed when you turn on the computer.

Refer to the “Lithium battery notice” in the Safety, Warranty, and Setup Guide for information about replacing and disposing of the battery.

To replace the battery, do the following:

1.Turn off the computer and disconnect all power cords from electrical outlets.

2.Remove the computer cover. See “Removing the computer cover” on page 32.

3.Locate the battery. See “Locating parts on the system board” on page 12.

4.Remove the old battery.

Figure 18. Removing the old battery

5. Install a new battery.

Figure 19. Installing a new battery

6.Reinstall the computer cover and connect the cables. See “Completing the parts replacement” on page 67.

Note: When the computer is turned on for the first time after replacing the battery, an error message might be displayed. This is normal after replacing the battery.

7.Turn on the computer and all attached devices.

8.Use the Setup Utility program to set the date, time, and any passwords. See Chapter 7 “Using the Setup Utility program” on page 77.

What to do next:

•To work with another piece of hardware, go to the appropriate section.

•To complete the installation or replacement, go to “Completing the parts replacement” on page 67.

Chapter 5. Installing or replacing hardware 39

Page 50 Page 52
Page 51
Image 51
Lenovo 3496, 3493DFU manual Install a new battery
Page 50 Page 52

3493, 3496, 3493DFU specifications

The Lenovo 3493DFU, 3496, and 3493 are part of Lenovo's series of durable and reliable laptops designed for both personal and professional use. These models are particularly notable for their robust build quality, processing power, and array of features that cater to different user needs.

The Lenovo 3493DFU is equipped with an AMD processor, which provides efficient performance for multitasking and everyday computing tasks. It features a 15.6-inch HD display that offers vibrant colors and decent viewing angles. This model is designed with portability in mind, weighing around 5.6 pounds, making it easy to carry for users on the go. The Lenovo 3493DFU also includes a full-sized keyboard that enhances typing comfort and precision, ideal for long hours of work or study.

Meanwhile, the Lenovo 3496 is known for its impressive storage capabilities. With options for a solid-state drive (SSD) or a larger hard disk drive (HDD), users can choose the best fit according to their storage needs. The 3496 also features the latest USB ports, including USB 3.0, enabling faster data transfer and connection to a variety of peripherals. Its integrated graphics cater well to casual gamers and multimedia enthusiasts, ensuring a smooth experience with movies and videos.

On the other hand, the Lenovo 3493 is tailored more towards business users who require a reliable laptop for everyday tasks. It boasts an efficient Intel processor that balances power and battery life. The battery life is one of its standout features, allowing for extended use without requiring frequent recharging. This model also includes robust security features, such as a fingerprint reader and TPM (Trusted Platform Module), which enhance data protection and privacy.

All three models feature Lenovo’s innovative technologies, such as Lenovo Vantage, which simplifies system updates, device management, and access to support. These laptops are also outfitted with a range of connectivity options, including HDMI and RJ-45, which facilitate seamless connections to external displays and networks.

In summary, the Lenovo 3493DFU, 3496, and 3493 are versatile laptops that cater to various user requirements, whether for personal use, casual gaming, or professional tasks. With their strong performance, reliable build quality, and cutting-edge features, they represent great choices in Lenovo's laptop lineup.
Top Page Image Contents