Action: Run the Windows Disk Defragmenter program.

Note: Depending on the size of the hard disk drive and amount of data currently stored on the hard disk drive, the disk defragmentation process might take up to several hours to complete.

On the Windows 7 operating system, do the following:

1.Close any programs that are currently running and close any open windows.

2.Click Start ➙ Computer.

3.Right-click your C drive entry and then click Properties.

4.Click the Tools tab.

5.Click Defragment Now, then click Continue.

6.Click Defragment Now again to start a disk-defragmentation process.

Insufficient memory

Symptom: Insufficient memory

In general, the more memory that is installed, the better the Windows operating system runs.

Action: Install additional memory. For information about purchasing memory, see Chapter 12 “Getting information, help, and service” on page 113. For step-by-step instructions on installing memory, see “Installing or replacing a memory module” on page 35.

If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technical assistance, see Chapter 12 “Getting information, help, and service” on page 113.

Printer problems

Symptom: The printer does not work.

Actions: Verify that:

1.The printer is turned on and is online.

2.Paper is loaded correctly.

3.The printer signal cable is securely connected to the correct parallel, serial, or USB connector on the computer.

Note: Non-IEEE-approved printer signal cables might cause unpredictable problems.

1.Any device drivers and other software that came with the printer are correctly installed.

2.You have assigned the printer port correctly in your operating system, application program, or BIOS settings. For more information about BIOS settings, see Chapter 7 “Using the Setup Utility program” on page 81.

If the problem persists, run the tests described in the documentation that comes with your printer. If you cannot correct the problem, have the computer serviced. See Chapter 12 “Getting information, help, and service” on page 113.

Serial port problems

Use this information to troubleshoot the serial port and devices attached to the serial port.

Symptom: Serial port cannot be accessed.

Actions:

Chapter 11. Troubleshooting and diagnostics 109

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Lenovo 3688, 3695 Printer problems, Serial port problems, Insufficient memory, Click Defragment Now, then click Continue
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3691, 3690, 3695, 3688, 3693 specifications

Lenovo, a prominent player in the global computing market, has introduced a series of innovative products, including models such as the Lenovo 3693, 3688, 3695, 3690, and 3691. These models showcase advanced features and technologies that cater to diverse user needs, from everyday tasks to more demanding applications.

The Lenovo 3693 is known for its robust performance and sleek design. It features a powerful processor that enables multitasking with ease. The high-resolution display provides vibrant visuals, making it an ideal choice for both work and entertainment. Additionally, it includes various connectivity options, including USB-C and Thunderbolt, facilitating high-speed data transfers and efficient connection to peripherals.

Model 3688 stands out for its energy efficiency and portability. With a lightweight chassis, it is designed for users on the go. This model incorporates Lenovo's Smart Power technology, which optimizes battery usage, extending the laptop's runtime. The 3688 also offers a comfortable keyboard and precision touchpad, making it a great option for users who require a reliable device for typing and navigation.

The Lenovo 3695 is tailored for gaming enthusiasts, equipped with a dedicated graphics card that delivers stunning visuals and smooth gameplay. It features advanced cooling technology to ensure optimal performance during extended gaming sessions. The customizable RGB keyboard adds a personalized touch, allowing gamers to enhance their experience with vibrant lighting effects.

Lenovo 3690 focuses on business professionals, providing enhanced security features such as a fingerprint reader and privacy shutter for the webcam. The robust build quality ensures durability, while the high-performance specs support resource-intensive applications. Moreover, Lenovo’s proprietary software solutions enhance productivity, allowing users to manage their tasks efficiently.

Finally, the Lenovo 3691 offers an excellent blend of performance and affordability, making it suitable for students and budget-conscious users. It comes with a reliable processor and ample storage space, perfect for handling everyday applications like web browsing, document creation, and media consumption.

In summary, Lenovo’s series of models 3693, 3688, 3695, 3690, and 3691 cater to a wide range of users, combining advanced features, modern design, and cutting-edge technologies. Whether for gaming, business, or casual use, these models ensure a seamless computing experience tailored to individual needs.
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