Symptom

Action

 

 

The operating system does not

Verify that:

start.

• The startup sequence includes the device where the operating system resides.

 

 

Usually, the operating system is on the hard disk drive. For more information,

 

see “Selecting a startup device” on page 37.

 

Note: For SMC computers, you might receive the error message “No operating

 

system found. Press F1 to repeat boot sequence.” In this case, press

 

Ctrl+Alt+Delete instead of F1 to establish a connection to the storage area network

 

where your operating system is stored. Verify that the user name is not logged

 

on in another location.

 

 

The SMC login prompt

Verify that your computer does not turn off due to inactivity. SMC will automatically

disappears before you log

turn off an inactive computer. If your computer turns off automatically, turn on the

on and then a black screen

computer and log on. Contact your administrator if you cannot correct the problem.

displays (for SMC computers

 

only).

 

 

 

The computer beeps multiple

Verify that no keys are stuck.

times before the operating

 

system starts.

 

 

 

Diagnostic programs

Diagnostic programs are used to test hardware components of your computer and report operating-system-controlled settings that can cause hardware failures. There are two programs preinstalled on your computer to help you diagnose computer problems:

•Lenovo ThinkVantage Toolbox (used when you are running the Windows operating system)

•PC-Doctor for Rescue and Recovery (used when your Windows operating system does not start)

Notes:

1.You can also download the PC-Doctor for DOS diagnostic program from http://www.lenovo.com/support. See “PC-Doctor for DOS” on page 43 for detailed information.

2.If you are unable to isolate and repair the problem yourself after running the diagnostic programs, save and print the log files created by the diagnostic programs. You will need the log files when you speak to a Lenovo technical support representative.

Lenovo ThinkVantage Toolbox

The Lenovo ThinkVantage Toolbox program helps you maintain your computer, improve computing security, diagnose computer problems, get familiar with the innovative technologies provided by Lenovo, and get more information about your computer. You can use the diagnostics feature of the Lenovo ThinkVantage Toolbox program to test devices, diagnose computer problems, create bootable diagnostic media, update system drivers, and view system information.

•To run the Lenovo ThinkVantage Toolbox program on the Windows 7 operating system, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ System Health and Diagnostics. Follow the instructions on the screen.

•To run the Lenovo ThinkVantage Toolbox program on the Windows Vista operating system, click Start ➙ All Programs ➙ ThinkVantage ➙ Lenovo ThinkVantage Toolbox. Follow the instructions on the screen.

Follow the instructions on the screen. For additional information, refer to the Lenovo ThinkVantage Toolbox help system.

42ThinkCentre User Guide

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Lenovo 3853, 3034, 6667, 5092, 5226, 4394, 3692, 3557, 3467, 3356, 3307, 3142, 3257 Diagnostic programs, Lenovo ThinkVantage Toolbox
Page 49 Page 51

3244, 3131, 3257, 3142, 3307 specifications

Lenovo has always been a frontrunner in the computing industry, and their latest line of devices, including models 5226, 3557, 3131, 3257, and 3244, showcases their commitment to innovation, performance, and user-centric design. Each model is tailored to meet varying needs ranging from business professionals to casual users seeking reliable computing solutions.

The Lenovo 5226 is engineered with business users in mind. Its sleek design integrates powerful processing capabilities with security features like a fingerprint reader and TPM 2.0 for enhanced data protection. Equipped with the latest Intel Core processors, the 5226 ensures efficient performance, making multitasking seamless. Additionally, the display quality is top-notch, featuring a high-resolution screen that delivers vivid colors and sharp details, ideal for presentations and video conferencing.

Next, the Lenovo 3557 combines portability with functionality. Weighing less than its peers, this model is perfect for users on the go. The efficient battery life allows for extended use without needing a recharge, making it a suitable choice for students and professionals alike. The 3557 also features Lenovo's proprietary Rapid Charge technology, enabling quick recharges when time is of the essence.

The 3131 model stands out with its robust build and durability. Designed to withstand the rigors of daily use, this laptop features a spill-resistant keyboard and reinforced chassis, ensuring it can handle accidental drops or spills. With ample storage options and expansive RAM, it caters to users who require significant data handling, making it an excellent choice for creators and engineers.

For those looking for multimedia capabilities, the Lenovo 3257 brings a tantalizing display experience. With enhanced graphics and an immersive audio system, this model is ideal for entertainment and gaming. The inclusion of HDMI ports and multiple USB 3.0 ports facilitates easy connectivity to external devices, ensuring users can enjoy their favorite media on larger screens without hassle.

Lastly, the Lenovo 3244 focuses on providing value for money without compromising on performance. This model is equipped with a reliable processor and solid-state drive options that ensure quick boot times and fast data access. The energy-efficient design also contributes to longer battery life, making it an ideal choice for budget-conscious users who don’t want to sacrifice performance.

In summary, Lenovo's 5226, 3557, 3131, 3257, and 3244 models offer a diverse range of features that cater to different user requirements. From advanced business functionalities to entertainment options, Lenovo continues to leverage innovative technologies that enhance the overall computing experience.
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