•“Bluetooth problems” on page 100

For more information, see “Help and Support” on page 109.

Ethernet problems

For Ethernet problems, select your symptom from the following list:

•“Your computer cannot connect to the network” on page 99

•“The adapter stops working for no apparent reason” on page 99

•“If your computer is a Gigabit Ethernet model and you use a speed of 1000 Mbps, the connection fails or errors occur” on page 100

•“If your computer is a Gigabit Ethernet model, it cannot connect to the network at 1000 Mbps. Instead, it connects at 100 Mbps” on page 100

Your computer cannot connect to the network

Symptom: Your computer cannot connect to the network.

Actions: Make sure that:

•The cable is installed properly.

The network cable must be securely connected to both the Ethernet connector of your computer and the RJ45 connector of the hub. The maximum allowable distance from the computer to hub is 100 meters. If the cable is connected and the distance is within acceptable limits but the problem persists, try a different cable.

•The cable is installed properly.

•You are using the correct device driver.

On the Windows 7 operating system and the Windows Vista operating system , do the following:

1.Click Start ➙ Control Panel.

2.Click Hardware and Sound.

3.Click Device Manager. If you are prompted for an administrator password or confirmation, type the password or provide confirmation.

4.If an exclamation mark is displayed next to an adapter name under Network adapters, you might not use the correct driver or the driver is not enabled. To update the driver, right-click the highlighted adapter.

5.Click Update Driver Software, and then follow the instructions on the screen.

•The switch port and the adapter have the same duplex setting.

If you configured the adapter for full duplex, make sure the switch port is also configured for full duplex. Setting the wrong duplex mode can degrade performance, cause data loss, or result in lost connections.

•You have installed all networking software that is necessary for your network environment. Check with your LAN administrator for the necessary networking software.

The adapter stops working for no apparent reason

Symptom: The adapter stops working for no apparent reason.

Action: The network driver files may be corrupt or missing. Update the driver by referring to the “Solution” description for the procedure to make sure that the correct device driver is installed.

The Wake on LAN feature is not working

Symptom: The Wake on LAN (WOL) feature is not working.

Chapter 10. Troubleshooting and diagnostics 99

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Lenovo 5069 Ethernet problems, Your computer cannot connect to the network, Adapter stops working for no apparent reason
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5048, 5069, 7517, 1730, 4166 specifications

Lenovo has consistently been a frontrunner in the technology landscape, particularly in the realm of laptops and personal computers. Among its diverse product lineup, models such as the Lenovo 5034, 4169, 268, 5030, and 5037 stand out for their robust features and innovative technologies.

The Lenovo 5034 is designed for business professionals and students alike. This model is powered by the latest Intel processors, offering swift performance for multitasking. It features a durable design, making it ideal for on-the-go use. One of its notable characteristics is its long-lasting battery life, allowing users to work for extended periods without needing to recharge. Its full HD display offers vibrant visuals, enhancing productivity during presentations or media consumption.

Next, the Lenovo 4169 targets budget-conscious consumers without compromising on performance. Equipped with an efficient AMD processor, it handles everyday tasks seamlessly. The laptop's lightweight design coupled with an ergonomic keyboard ensures comfort during prolonged use. Additionally, the 4169 incorporates ample storage options, providing users with space for documents, media, and applications.

The Lenovo 268 model is tailored for gamers, featuring discrete NVIDIA graphics that bring games to life with stunning detail. This model is also known for its high refresh rate display, which provides smooth visuals during fast-paced gaming sessions. The cooling technology integrated into the 268 ensures that the laptop remains cool even under heavy load, enhancing overall performance.

The Lenovo 5030, on the other hand, targets creative professionals with its powerful hardware. It comes equipped with a high-end Intel Core i7 processor and sufficient RAM to handle graphic design and video editing software effectively. The 5030's UHD display offers excellent color accuracy, an essential feature for photographers and designers. Moreover, its extensive connectivity options allow users to connect multiple peripherals effortlessly.

Lastly, the Lenovo 5037 reinforces the brand's commitment to sustainability and eco-friendliness. Using recycled materials in its construction, this model aims to reduce environmental impact. It also features energy-efficient components to improve battery longevity and overall energy consumption. The device is built with user security in mind, incorporating biometric authentication technologies to safeguard sensitive information.

In summary, the Lenovo 5034, 4169, 268, 5030, and 5037 each deliver unique features and technological advancements, catering to a wide range of users, from business professionals to gamers and creatives. Lenovo’s emphasis on performance, durability, and sustainability makes these models worthy contenders in the competitive laptop market.
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