Using the diagnostic program

The PC-Doctor for DOS diagnostic program runs independently of the operating system. Use this diagnostic program to test and gather information about your system in order to ensure your system is working correctly and resolve any hardware issues. You can run the diagnostic program from a diagnostic disc that you created.

To use the diagnostic program, do the following:

Note: Lenovo maintains the Support Web site by making changes and improvements periodically. The actual procedure might vary slightly from what is described in this topic.

1.Go to the Lenovo Support Web site at: http://www.lenovo.com/support

2.Click Download & Drivers ➙ ThinkServer.

3.Find the product name and click the machine type of your server. To find the machine type information on the chassis, see “Machine type, model, and serial number label” on page 13.

4.Click PC Doctor to quickly locate the diagnostic program on the Web page.

5.Click the version number of the PC-Doctor for DOS diagnostic program and then follow the instructions on the Web page to download the ISO image and the readme file in TXT.

6.Use any disc burning software to create a bootable disc with the ISO image.

7.Print the readme file that contains the instructions on how to use the diagnostic program and follow the instructions to start the program from the disc. Then, follow the instructions on the screen to start the diagnostic test.

8.Remove the diagnostic disc from the optical drive when you complete the diagnostic process.

Viewing the system event log

The system event log (SEL) contains information about all the POST and system management interrupt (SMI) events. You can view the SEL to diagnose system problems.

The BMC implements the SEL as specified in the IPMI 2.0 specification. The SEL is accessible regardless of the system power state through the BMC in-band and out-of-band interfaces.

For more information about viewing the SEL, refer to the Remote Management Module User Guide on the documentation DVD that comes with your server.

Basic troubleshooting tables

Use the basic troubleshooting information to find solutions to problems that have definite symptoms.

ThinkServer EasyStartup program problems

Follow the suggested actions for the corresponding symptom in the order in which they are listed until the problem is solved. If none of these actions solve the problem, see “Troubleshooting procedure” on page 167 for the subsequent steps you should check after using the information in this topic. If the problem cannot be solved by yourself, seek technical assistance. See Chapter 8 “Getting information, help, and service” on page 175.

Note: If you are instructed to remove, install, or replace any CRUs, refer to the related procedure in Chapter 6 “Installing, removing, or replacing hardware” on page 83.

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Lenovo 388, 387, 393, 391, 389, 441 Using the diagnostic program, Viewing the system event log, Basic troubleshooting tables
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392, 390, 441, 388, 389 specifications

Lenovo has established itself as a leader in the tech industry, particularly in the realm of laptops and PCs. Among its impressive lineup, the Lenovo series 387, 390, 393, 391, and 392 stands out for their innovative features, robust performance, and user-centric designs. These models cater to a range of users, from casual users to professionals who require high performance and reliability.

The Lenovo 387 is designed with versatility in mind. It comes equipped with an Intel Core processor that delivers snappy performance suitable for everyday tasks and even some heavy lifting with multimedia applications. The display features vibrant colors, making it perfect for streaming media or working on graphic design. Additionally, the 387 incorporates Lenovo’s advanced thermal management technology that ensures efficient cooling, preventing the device from overheating during intensive tasks.

Moving on to the Lenovo 390, this model emphasizes portability without compromising power. Weighing significantly less than its counterparts, the 390 is ideal for users who are always on the go. Its long-lasting battery life means users can stay productive throughout the day without searching for a power outlet. The 390 also features a high-resolution touchscreen, enhancing user interaction and providing a modern computing experience.

The Lenovo 393 further amplifies productivity features with its emphasis on connectivity. It comes with multiple USB ports, an HDMI output, and cutting-edge Wi-Fi technology for seamless networking. This model also boasts Lenovo's proprietary software, which simplifies file sharing and enhances collaboration, making it a strong choice for team-oriented projects.

For users interested in superior graphics and gaming performance, the Lenovo 391 is equipped with a dedicated GPU. This feature allows it to handle the latest games and graphic-intensive applications seamlessly. With an expansive display and high refresh rate, users can enjoy an immersive visual experience. Moreover, its customizable RGB backlit keyboard adds a touch of personalization.

Finally, the Lenovo 392 represents the pinnacle of balance between high-end features and affordability. It integrates smart AI capabilities that optimize device performance based on user habits, ensuring that it runs at optimal capacity. The 392 also prioritizes security with biometric login options and integrated privacy features, making it a trustworthy choice for sensitive tasks.

In summary, Lenovo's 387, 390, 393, 391, and 392 models showcase the brand's commitment to innovation, performance, and user satisfaction. Each model targets specific needs, ensuring that there is a suitable option for every type of user, from students to professionals and gamers. With advanced technologies and thoughtful designs, Lenovo continues to set the standard in the competitive laptop market.
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