Lenovo 4155, 4158, 4218 manual Diagnostic programs

Page 42

Symptom

Action

 

 

The USB Keyboard does not

Verify that:

work.

v The computer is turned on.

 

v The keyboard is securely connected to a USB connector on the front or rear of

 

the computer.

 

v No keys are stuck.

 

If you cannot correct the problem, have the computer serviced. Refer to the

 

safety and warranty information that is provided with your computer for a list of

 

service and support telephone numbers.

 

 

The mouse does not work. The

Verify that:

computer does not respond to

v The computer is turned on.

the mouse.

v The mouse is securely connected to the mouse connector on the computer.

 

 

v The mouse is clean. Refer to “Cleaning the mouse” on page 37 for further

 

information.

 

If you cannot correct the problem, have the computer serviced. Refer to the

 

safety and warranty information that is provided with your computer for a list of

 

service and support telephone numbers.

 

 

The operating system will not

Verify that:

start.

v There is no diskette in the diskette drive.

 

v 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 23.

 

If you cannot correct the problem, have the computer serviced. Refer to the

 

safety and warranty information that is provided with your computer for a list of

 

service and support telephone numbers.

 

 

The computer beeps multiple

Verify that no keys are stuck down.

times before the operating

If you cannot correct the problem, have the computer serviced. Refer to the

system starts.

 

safety and warranty information that is provided with your computer for a list of

 

service and support telephone numbers.

 

 

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:

vLenovo ThinkVantage Toolbox or Lenovo System Toolbox, depending on your operating system (used when you are running the Windows operating system)

vPC-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 36 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.

34User Guide

Page 41 Page 43
Image 42
Page 41 Page 43
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 Arranging your workspace ComfortGlare and lighting Air circulation Electrical outlets and cable lengthsSetting up your computer Connecting your computerUser Guide Setting up your computer User Guide Setting up your computer If you have powered speakers with an ac power adapter 1394 Turning on computer power Finishing the software installationCompleting important tasks Updating your operating system Installing other operating systemsInstalling external options Updating your antivirus softwareInstalling the computer on a rack shelf FeaturesConnectivity Security features Specifications DimensionsUser Guide Software overview Software provided with your Windows operating systemSoftware provided by Lenovo Lenovo System Toolbox PC-Doctor for Rescue and RecoveryLenovo ThinkVantage Toolbox Adobe ReaderViewing and changing settings Using the Setup UtilityStarting the Setup Utility program Using passwordsAdministrator Password Password considerationsUser Password Setting, changing, and deleting a passwordEnabling or disabling a device Selecting a startup deviceSelecting a temporary startup device Advanced settings Exiting from the Setup Utility programSelecting or changing the startup device sequence Installing hard disk drives and configuring RAID Installing Sata or SAS hard disk drivesFrom the RAID Config menu, select Create array Configuring the Marvell Bios Setup to delete an array From the RAID Config menu, select Delete arrayUser Guide Using system programs Updating flashing Bios from a discUpdating system programs Updating flashing Bios from your operating system Recovering from a POST/BIOS update failureUpdating system programs User Guide Troubleshooting and diagnostics Basic troubleshootingDiagnostic programs Troubleshooting and diagnostics Creating a diagnostic disc PC-Doctor for DOSCleaning the mouse Optical mouseNon-optical mouse 2 Ball 3 Plastic rollers 4 Ball cage Recovery information Creating and using recovery mediaCreating recovery media Using recovery media Performing backup and recovery operationsPerforming a backup operation Performing a recovery operationUsing the Rescue and Recovery workspace Creating and using rescue media Creating rescue mediaUsing rescue media Creating and using a recovery repair disketteCreating a recovery repair diskette Using a recovery repair diskette Installing or reinstalling device driversSetting a rescue device in the startup sequence Solving recovery problemsOnline Books folder Getting information, help, and serviceInformation resources Lenovo ThinkVantage ToolsUsing the documentation and diagnostic programs Safety and WarrantyHelp and service Calling for serviceUsing other services Purchasing additional services Appendix A. Manual modem commands Basic AT commandsLow speaker volume Extended AT commands Enable RTS/CTS hardware flow controlMNP/V.42/V.42bis/V.44 commands +MS=?Fax Class 1 commands Fax Class 2 commandsVoice 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 TrademarksIndex Page Page User Guide Page Part Number 53Y4327

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.
Top Page Image Contents