Replacing a memory module

Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.

Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the touch screen from scratching or other damage.

1.Remove any media (disks, CDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all attached devices.

2.Unplug all power cords from electrical outlets.

3.Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. Refer to “Left and right view” and “Rear view” for help with locating the various connectors.

4.Remove the computer cover. Refer to “Removing the computer cover”.

5.Push out the latches on both sides of the memory socket to release the memory module and gently pull the memory module upward to remove it from its socket. All of the memory modules can be removed by using the same procedure.

6.Align then insert the new memory module into the socket and push down on the top edge of the memory module. Make sure the latches lock the memory module in place.

7.Align then slide the computer cover back into position.

User Guide 55

10099/2568 [B540], 10098/2567, 10098/2567 [B345], 10101/3363, 10097/2566 [B340] specifications

Lenovo has made significant strides in the competitive landscape of portable computing with its B345, B545, and other models, including the key identifiers 10097/2566, 10100/4749, and 10099/2568. These laptops are designed to cater to professionals and students seeking a reliable device with robust performance and essential features.

The Lenovo B345 stands out with its sleek and compact design, making it an ideal choice for those who require portability without compromising on performance. It is powered by the latest generation of AMD processors, providing ample computing power to handle everyday tasks such as browsing, document editing, and multimedia consumption. The integrated AMD Radeon graphics ensure that users can enjoy crisp visuals for video playback and casual gaming.

The B545 model, marked as 10099/2568, builds on the B345's capabilities with enhanced specifications that make it more suited for heavier workloads. It typically features additional RAM and storage options, allowing users to run multiple applications simultaneously without experiencing slowdowns. The vibrant display offers excellent color reproduction and viewing angles, making it perfect for creative professionals who need accurate visuals.

All models in this series are equipped with essential connectivity options, including USB ports, HDMI, and Wi-Fi, ensuring seamless integration with peripherals and networks. The inclusion of Bluetooth technology further enhances connectivity, enabling users to connect to wireless devices easily.

Battery life is another crucial aspect where Lenovo excels. These laptops are designed to withstand extended use, with energy-efficient components that contribute to maximizing battery longevity. This feature is particularly beneficial for students and professionals who are often on the go and may not always have access to a power source.

Additionally, Lenovo emphasizes durability in the design of the B-series laptops. They are engineered to withstand everyday wear and tear, ensuring that the investment remains protected over time. The keyboard layout is user-friendly, featuring a comfortable typing experience that is ideal for long hours of use.

In summary, Lenovo's B345 and B545 laptops represent a blend of performance, portability, and durability. With a focus on user needs and modern computing demands, these models are well-equipped to support various tasks, making them a worthy consideration for anyone in need of a dependable laptop. Whether for work or study, the B-series offers a comprehensive solution that addresses key user requirements.