Note: When external-speaker or headphone cables are attached to the audio connector, the internal speaker, if present, is disabled. In most cases, if an audio adapter is installed in one of the expansion slots, the audio function built into the system board is disabled; use the audio jacks on the adapter.

•Make sure that the program you are running is designed for use in the Microsoft Windows operating system. If the program is designed to run in DOS, the program does not use the Windows sound feature and must be configured to use SoundBlaster Pro or SoundBlaster emulation.

•Verify that the audio device drivers are correctly installed. See Microsoft Windows help system for more information.

If these actions do not correct the problem, run the diagnostic programs (see “Diagnostic programs” on page 114 for instructions). If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 117.

An audio disc or AutoPlay-enabled disc does not automatically play when it is inserted into a drive

Symptom: An audio disc or AutoPlay-enabled disc does not automatically play when it is inserted into a drive

Action: See “CD problems” on page 100.

Sound comes from one external speaker only

Symptom: Sound comes from one external speaker only.

Actions:

•Ensure that the speaker cable is inserted completely into the connector on the computer.

•Make sure the cable that attaches the left speaker to the right speaker is securely connected.

•Double-click the speaker icon in the Windows notification area. A master volume-control window opens. Verify that the Balance settings are set correctly.

If these actions do not correct the problem, you might have a failing speaker. Have the speaker serviced. If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 117.

No audio in DOS applications or games

Symptom: No audio in DOS applications or games

Actions:

•Make sure the DOS application or game is configured to use SoundBlaster Pro or SoundBlaster emulation. Refer to the documentation that comes with the application or game for instructions on setting sound-card settings.

•If these actions do not correct the problem, run the diagnostic programs (see “Diagnostic programs” on page 114 for instructions). If you need technical assistance, see Chapter 11 “Getting information, help, and service” on page 117.

CD problems

Select your symptom from the following list:

•“An audio disc or AutoPlay-enabled disc does not automatically play when it is inserted into a CD drive” on page 101

•“A CD or DVD does not work” on page 101

•“Unable to use a startable (bootable) recovery medium, such as the Product Recovery CD, to start your computer” on page 101

100ThinkCentre User Guide

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Lenovo 3598, 3668, 967, 900 CD problems, Sound comes from one external speaker only, No audio in DOS applications or games
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1271, 3664, 3629, 3660, 3654 specifications

Lenovo has established a strong presence in the computing market with a diverse lineup of laptops and desktops, catering to various user needs. Among these, the Lenovo 3676, 3578, 3598, 3594, and 3668 models stand out due to their commendable features and specifications.

The Lenovo 3676 is known for its robust performance capabilities, delivering optimal efficiency through high-performance processors. It typically features AMD Ryzen or Intel Core processors, ensuring smooth multitasking and responsiveness. Users can expect a generous amount of RAM, enhancing the device’s capability to handle demanding applications seamlessly. Its storage options often include SSDs, which significantly improve load times and overall system responsiveness.

The 3578 model is tailored for everyday computing tasks, making it ideal for students and professionals alike. This model usually features a sleek design while providing access to modern connectivity options like USB-C, HDMI, and multiple USB ports. Its display often offers vibrant colors and adequate resolution, making it suitable for both work and multimedia consumption.

Next in line, the Lenovo 3598 stands out with its emphasis on gaming and multimedia. It features dedicated graphics options that elevate gaming experiences and video editing tasks. The thermal management system in the 3598 is designed to maintain optimal performance during intensive usage, which is a significant advantage for gamers and content creators.

The 3594 model offers a balance of price and performance. It is designed for users who seek functionality without compromising on quality. The laptop's ergonomic design, combined with a comfortable keyboard and touchpad, enhances the overall user experience. Furthermore, battery life is often extended in this model, allowing for uninterrupted productivity throughout the day.

Lastly, the Lenovo 3668 appeals to those looking for a versatile family device. With features that support multimedia consumption, light gaming, and casual productivity tasks, it is an ideal choice for households. Its expansive storage options, coupled with a user-friendly interface, make it accessible for users of all ages.

In summary, the Lenovo 3676, 3578, 3598, 3594, and 3668 models each offer unique features tailored to different segments of the market. Whether for gaming, everyday use, or family activities, Lenovo continues to innovate and provide tailored solutions that appeal to a broad audience. With their impressive specifications and robust performance, these models reinforce Lenovo's reputation as a reliable brand in the computing landscape.
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