•“Bluetooth problems” on page 104

For more information, see “Help and Support” on page 113.

Ethernet problems

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

•“Your computer cannot connect to the network” on page 103

•“The adapter stops working for no apparent reason” on page 103

•“If your computer is a Gigabit Ethernet model and you use a speed of 1000 Mbps, the connection fails or errors occur” on page 104

•“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 104

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 103

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Lenovo 3595 Ethernet problems, Your computer cannot connect to the network, Adapter stops working for no apparent reason
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3595, 3662, 896, 3675, 3665 specifications

The Lenovo 3498, 958, 3634, 1112, and 3655 series are a testament to the brand's commitment to delivering high-quality computing solutions tailored to diverse user needs. Each model in this series brings a unique set of features and technologies that cater to professionals, students, and casual users alike.

Starting with the Lenovo 3498, this model is designed for efficiency and performance. It is equipped with a powerful processor that ensures smooth multitasking, facilitating productivity in demanding applications. The 3498 also boasts a vibrant display that enhances the visual experience, making it ideal for tasks such as graphic design and media consumption. With ergonomic design features such as a comfortable keyboard and a responsive touchpad, users can expect a seamless operating experience.

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In summary, the Lenovo 3498, 958, 3634, 1112, and 3655 models showcase Lenovo's dedication to innovation and quality. Each model caters to specific user requirements, ensuring that there's a suitable option for varied computing needs. Whether for work, entertainment, or creative pursuits, Lenovo continues to lead the way in providing versatile and powerful computing solutions.
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