Purchasing additional services

To determine whether your computer is eligible for International Warranty Service and to view a list of the countries where service is available, go to http://www.lenovo.com/support, click Warranty, and follow the instructions on the screen.

For technical assistance with the installation of or questions related to Service Packs for your preinstalled Microsoft Windows product, refer to the Microsoft Product Support Services Web site at http://support.microsoft.com/directory/, or you can contact the Customer Support Center. Some fees might apply.

During and after the warranty period, you can purchase additional services, such as support for hardware, operating systems, and application programs; network setup and configuration; upgraded or extended hardware repair services; and custom installations. Service availability and service name might vary by country or region. For more information about these services, go to: http://www.lenovo.com

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Lenovo 4158, 4155, 4218 manual Purchasing additional services

4218, 4155, 4158 specifications

Lenovo has long been recognized for its innovative approach to laptop and desktop manufacturing, delivering a combination of performance, reliability, and value. The Lenovo 4158, 4155, and 4218 models are a testament to this commitment. Targeting a variety of users, these devices cater to both business and personal needs, ensuring that users have the tools they require for productivity and entertainment.

The Lenovo 4158 series is particularly noteworthy for its lightweight design combined with robust performance. This model is equipped with the latest Intel processors, which provide quick responsiveness and efficient multitasking capabilities. Users can choose between various storage options, including solid-state drives (SSDs) for faster data access and traditional hard disk drives (HDDs) for larger storage capacities. The display is another highlight of the 4158, featuring an anti-glare screen that enhances usability in bright environments.

Similarly, the Lenovo 4155 boasts impressive specifications aimed at budget-conscious consumers without compromising performance. This series is powered by AMD processors that deliver good processing power for everyday tasks. The graphics performance is also commendable, allowing for smooth video playback and casual gaming. Lenovo has incorporated a combination of USB ports and HDMI connections in the design, making it versatile for various peripheral devices.

The Lenovo 4218 model stands out with its advanced security features. It includes a fingerprint reader and TPM (Trusted Platform Module) chip, ensuring that user data remains secure. This model is built for professionals who prioritize data protection alongside performance. The 4218 is equipped with a full HD display, providing vibrant colors and clarity for presentations and media consumption. Additionally, its battery life extends beyond typical usage, enabling uninterrupted productivity throughout the day.

Each of these Lenovo models supports a wide range of connectivity options, including Wi-Fi 6 for faster internet speeds and a Bluetooth option that enhances connectivity with various devices. The ergonomic keyboards across all models are designed for comfort, reducing fatigue during extended use.

In summary, the Lenovo 4158, 4155, and 4218 series exemplify Lenovo's dedication to delivering high-quality technology catering to diverse user needs. With their compelling features and robust build quality, these models are well-suited for students, professionals, and casual users alike. Whether it's for creative tasks, business utilization, or general computing, users can rely on Lenovo to provide the tools necessary for success.

Contents

ThinkStation User Guide Page ThinkStation User Guide Second Edition October Copyright Lenovo Contents Appendix B. System memory speed Appendix C. Notices Introduction Vi User Guide Important safety information User Guide Comfort Arranging your workspaceGlare and lighting Air circulation Electrical outlets and cable lengths Setting up your computer Connecting your computer User Guide Setting up your computer User Guide Setting up your computer If you have powered speakers with an ac power adapter 1394 Finishing the software installation Turning on computer powerCompleting important tasks Updating your operating system Installing other operating systemsInstalling external options Updating your antivirus software Installing the computer on a rack shelf Features Connectivity Security features Specifications Dimensions User Guide Software provided with your Windows operating system Software overviewSoftware provided by Lenovo Lenovo System Toolbox PC-Doctor for Rescue and RecoveryLenovo ThinkVantage Toolbox Adobe Reader Viewing and changing settings Using the Setup UtilityStarting the Setup Utility program Using passwords Administrator Password Password considerationsUser Password Setting, changing, and deleting a password Selecting a startup device Enabling or disabling a deviceSelecting a temporary startup device Exiting from the Setup Utility program Advanced settingsSelecting or changing the startup device sequence Installing hard disk drives and configuring RAID Installing Sata or SAS hard disk drives From the RAID Config menu, select Create array Configuring the Marvell Bios Setup to delete an array From the RAID Config menu, select Delete array User Guide Updating flashing Bios from a disc Using system programsUpdating system programs Updating flashing Bios from your operating system Recovering from a POST/BIOS update failure Updating system programs User Guide Troubleshooting and diagnostics Basic troubleshooting Diagnostic programs Troubleshooting and diagnostics Creating a diagnostic disc PC-Doctor for DOS Optical mouse Cleaning the mouseNon-optical mouse 2 Ball 3 Plastic rollers 4 Ball cage Creating and using recovery media Recovery informationCreating recovery media Using recovery media Performing backup and recovery operations Performing a backup operation Performing a recovery operation Using the Rescue and Recovery workspace Creating and using rescue media Creating rescue media Creating and using a recovery repair diskette Using rescue mediaCreating a recovery repair diskette Using a recovery repair diskette Installing or reinstalling device drivers Setting a rescue device in the startup sequence Solving recovery problems Online Books folder Getting information, help, and serviceInformation resources Lenovo ThinkVantage Tools Using the documentation and diagnostic programs Safety and WarrantyHelp and service Calling for service Using other services Purchasing additional services Appendix A. Manual modem commands Basic AT commands Low speaker volume Extended AT commands Enable RTS/CTS hardware flow control MNP/V.42/V.42bis/V.44 commands +MS=? Fax Class 1 commands Fax Class 2 commands Voice commands Appendix A. Manual modem commands User Guide Appendix B. System memory speed User Guide Appendix C. Notices Television output notice European conformance CE mark Trademarks Index Page Page User Guide Page Part Number 53Y4327