Connecting your computer

Audio line-in connector

PCI Express X 16 graphics adapter slot (some models are equipped with a graphic card)

PCI Express X 1 adapter slots (some models are equipped with a WIFI card or TV tuner card)

Use the following information when connecting your computer.

•Look for the small connector icons on the back of your computer. Match the connectors to the icons.

•If your computer cables and connector panel have color-coded connectors, match the color of the cable end with the color of the connector.

Note: Your computer may not have all of the connectors described in this section.

Check the position of the voltage-selection switch on the rear of the computer. Use a ballpoint pen to slide the switch if necessary.

Note: Some computers do not have a voltage switch. These computers control voltage automatically.

•If the voltage supply range is 100-127 V AC, set the switch to 115 V.

•If the voltage supply range is 200-240 V AC, set the switch to 230 V.

115

230

User Guide 5

1196, 1194, 10080, 3099, 10091 specifications

Lenovo has established a reputation for crafting reliable and high-performing devices tailored for both personal and professional use. Among its diverse portfolio, the Lenovo 57312709, 2558, 57RF0010, 57312430, and B540 models stand out for their innovative features and solid performance.

The Lenovo 57312709 model is designed primarily for business professionals. Its robust build quality ensures durability, making it ideal for users who are frequently on the move. This laptop boasts a sunlit-readable display, combined with anti-glare technology to enhance visibility in various lighting conditions. Powered by cutting-edge processors, it delivers efficient multitasking while optimizing energy consumption.

Next, the Lenovo 2558 model is renowned for its versatility. It combines a sleek design with commendable performance. The device is equipped with a high-resolution screen that produces vivid colors and sharp images, which is perfect for multimedia consumption. Its enhanced audio system provides immersive sound quality, making it suitable for entertainment purposes as well as professional presentations.

The Lenovo 57RF0010 is actionable in terms of connectivity, featuring multiple USB ports, HDMI support, and wireless capabilities that keep users connected to networks and peripherals seamlessly. This model supports fast data transfer technology, further simplifying tasks such as file sharing and backups.

Meanwhile, the Lenovo 57312430 caters to gamers and heavy software users. It is equipped with a dedicated GPU that amplifies graphical performance, allowing for smooth gameplay and efficient running of resource-intensive applications. Its cooling system is optimized to prevent overheating during extended usage, preserving both performance and longevity.

Lastly, the Lenovo B540, a hybrid laptop model, blends the functionality of a traditional laptop with the convenience of a touchscreen tablet. Its 360-degree hinge allows users to configure the device into various modes, providing flexibility for different use cases, whether for work, study, or leisure. The B540 also incorporates stylus support, enhancing creativity and productivity for art and design tasks.

Together, these Lenovo models reflect the company's commitment to innovation, user-centric design, and advanced technology. With a focus on performance, versatility, and practicality, they cater to a wide range of needs, from business to gaming and beyond, making Lenovo a trusted choice in today’s tech landscape.