If the optional Quick Charger is available, use it to charge the over-discharged battery pack.

If the battery pack cannot be fully charged in 24 hours, call Lenovo Customer Service Center to have it serviced.

•Problem: Your computer shuts down before the battery status indicator shows empty, -or-Your computer operates after the battery status indicator shows empty.

Solution: Discharge and recharge the battery pack.

•Problem: The operating time for a fully charged battery pack is short.

Solution: Discharge and recharge the battery pack. If your battery's operating time is still short, call Lenovo Customer Service Center to have it serviced.

•Problem: The computer does not operate with a fully charged battery pack.

Solution: The surge protector in the battery pack might be active. Turn off the computer for one minute to reset the protector; then turn on the computer again.

•Problem: The battery pack cannot be charged.

Solution: You cannot charge the battery when it is too hot. Turn off the computer and allow it to cool to room temperature. If it still cannot be charged, call Lenovo Customer Service Center to have it serviced.

AC power adapter problems

•Problem: The ac power adapter is connected to the computer and the working electrical outlet, but the power adapter (power plug) icon is not displayed in the task bar. Also the ac power indicator does not light up.

Solution: Do as follows:

1.Make sure that the connection of the ac power adapter is correct. For connecting the ac power adapter, see the Setup Instructions manual included in the shipping contents of your computer.

2.If the above step is correct, turn off the computer, then disconnect the ac power adapter.

3.Reconnect the ac power adapter, then turn on the computer.

4.If the power adapter icon still does not appear on the task bar and the ac power indicator does not light up, have the ac power adapter and your computer serviced.

Note: To display the power adapter (power plug) icon, click Show hidden icons in the task bar.

Power problems

Print these instructions now and keep it with your computer for reference later. If your computer is getting no power at all, check the following items:

1.Verify the power switch. Refer to System-status indicators. The power switch is illuminated whenever the computer is on.

2.Check all power connections. Remove any power strips and surge protectors to connect the ac power adapter directly to the ac power outlet.

3.Inspect the ac power adapter. Check for any physical damage, and make sure that the power cable is firmly attached to the adapter brick and the computer.

4.Verify the ac power source is working by attaching another device to the outlet.

5.Remove all devices and then test for system power with minimal devices attached.

a.Disconnect the ac power adapter and all cables from the computer.

b.Close the computer display, and turn the computer over.

Chapter 10. Troubleshooting computer problems 137

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Lenovo 3444CUU manual AC power adapter problems, Power problems
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3444CUU specifications

The Lenovo 3444CUU is a versatile laptop designed to cater to a wide range of user needs, from business professionals to students. This model stands out due to its solid build quality, innovative technologies, and user-friendly features.

At the heart of the Lenovo 3444CUU lies an efficient Intel processor, designed to handle everyday computing tasks with ease. The inclusion of powerful integrated graphics ensures smooth performance during both productivity tasks and casual gaming sessions. With an ample amount of RAM, users can multitask seamlessly, switching between applications without experiencing any lag.

One of the most significant highlights of the Lenovo 3444CUU is its stunning display. The laptop is equipped with a high-definition screen that delivers vibrant colors and sharp visuals, making it ideal for watching movies, editing photos, or presenting slideshows. The anti-glare technology incorporated into the display reduces reflections, enabling comfortable viewing in various lighting conditions.

The design of the Lenovo 3444CUU emphasizes portability and convenience. It boasts a lightweight chassis, allowing users to easily carry it along for meetings or classes. The ergonomic keyboard provides a comfortable typing experience, complete with responsive keys that enhance productivity during long typing sessions. Additionally, the touchpad is accurate and supports multi-touch gestures for easy navigation.

Connectivity is a strong point for the Lenovo 3444CUU. It features multiple USB ports, an HDMI output, and an SD card reader, ensuring compatibility with a wide range of peripherals and devices. Wi-Fi and Bluetooth capabilities provide reliable wireless connectivity for seamless internet access and peripheral connections.

The battery life of the Lenovo 3444CUU is commendable, lasting throughout a full day of work or study on a single charge. This feature is particularly beneficial for users who are frequently on-the-go, eliminating the need to search for power outlets.

In terms of security, the Lenovo 3444CUU includes advanced features like a fingerprint reader and a secure BIOS, providing users with peace of mind. These technologies help protect sensitive data and ensure that only authorized users have access to the device.

Overall, the Lenovo 3444CUU stands out as a reliable, efficient, and feature-rich laptop suitable for various tasks, making it an excellent choice for anyone in need of a dependable computing solution. Its blend of performance, portability, and security features caters to the demands of modern users, making it a noteworthy addition to Lenovo’s diverse laptop lineup.
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