Lenovo 5055, 5063, 5065, 5059, 5053 Troubleshooting and diagnostic programs, Basic troubleshooting

Page 63

Chapter 6. Troubleshooting and diagnostic programs

This chapter provides information about some basic troubleshooting and diagnostic programs. If your computer problem is not described in this chapter, see Chapter 7 “Getting information, help, and service” on page 59 for additional troubleshooting resources.

This chapter contains the following topics:

•“Basic troubleshooting” on page 55

•“Diagnostic programs” on page 56

•“Cleaning the mouse” on page 57

Basic troubleshooting

The following table provides some basic information to help you troubleshoot your computer problems.

Note: If you cannot solve the problem after doing the basic troubleshooting, have the computer serviced. Refer to the ThinkCentre Safety and Warranty Guide that came with your computer for the safety and warranty information and the list of service and support telephone numbers. You can also get the latest service and support telephone numbers and a PDF version of the ThinkCentre Safety and Warranty Guide from the Lenovo Support Web site at:

http://www.lenovo.com/support

Symptom

Action

 

 

The computer does not start

Verify that:

when you press the power

• The power cord is correctly connected to the rear of the computer and to a

switch.

working electrical outlet.

 

 

• The power indicator on the front of the computer is on.

 

• The computer voltage matches the voltage available at the electrical outlet for

 

your country or region.

 

 

The monitor screen is blank.

Verify that:

 

• The monitor signal cable is correctly connected to the monitor and to the

 

appropriate monitor connector on the computer. If your computer has a PCI

 

graphics card installed, be sure to use the monitor connector on the graphics

 

card rather than the integrated one on the system board.

 

• The monitor power cord is correctly connected to the monitor and to a working

 

electrical outlet.

 

• The monitor is turned on and the brightness and contrast controls are set

 

correctly.

 

• The computer voltage matches the voltage available at the electrical outlet for

 

your country or region.

 

 

The keyboard does not work.

Verify that:

 

• The computer is turned on.

 

• The keyboard is correctly connected to an appropriate keyboard connector (the

 

PS/2 keyboard connector or one of the USB connectors) on the computer.

 

• No keys are stuck.

 

 

© Copyright Lenovo 2010

55

Page 62 Page 64
Image 63
Page 62 Page 64
Contents ThinkCentre User Guide Page ThinkCentre User Guide Second Edition November Copyright Lenovo Contents Appendix A. Notices Important safety information Vi ThinkCentre User Guide Product overview FeaturesConnectivity System management featuresInput/Output I/O features Power supplySpecifications Security featuresPreinstalled software programs Software provided with your Windows operating system Software overviewPassword Manager Product RecoveryThinkVantage Rescue and Recovery ThinkVantage Client Security SolutionFingerprint Software Power ManagerThinkVantage System Update LocationsFront connector, control, and indicator locations Locating connectors and parts on the rear of your computerConnector Description Locating parts on the system board Locating componentsSystem board part locations Locating internal drivesDrive bay locations ThinkCentre User Guide Handling static-sensitive devices Installing or replacing hardwareInstalling or replacing hardware Installing external optionsRemoving the computer cover Removing the computer coverRemoving the front bezel Removing and reinstalling the front bezelReinstalling the front bezel Installing or replacing a PCI cardRemoving the screw that secures the PCI card latch Removing the PCI card What to do next Installing or replacing a memory moduleOpening the retaining clips of the memory slot Replacing the batteryInstall the new battery Replacing the power supply assembly Removing the power supply assembly screws Replacing the heat sink and fan assembly Removing the heat sink and fan assembly Replacing the microprocessor Accessing the microprocessor Removing the microprocessor Replacing the optical driveRemoving the optical drive Replacing the hard disk drive Connecting a Sata optical driveRemoving the hard disk drive Connecting a Sata hard disk drive Replacing the front audio and USB assemblyRemoving the front audio and USB assembly Replacing the rear fan assemblyRemoving the rear fan assembly Replacing the keyboard Replacing the rear fan assemblyReplacing the mouse Keyboard connectorsReinstalling the computer cover Completing the parts replacementIntegrated cable lock Obtaining device drivers Basic security featuresPassword protection Erasing a lost or forgotten password clearing CmosPadlock ThinkCentre User Guide Recovery information Creating and using recovery mediaCreating recovery media Performing backup and recovery operations Using recovery mediaClick the Restore your system from a backup icon Performing a backup operationPerforming a recovery operation Using the Rescue and Recovery workspaceCreating and using a rescue medium Creating a rescue medium Using a rescue mediumSolving recovery problems Installing or reinstalling device driversUsing passwords Using the Setup Utility programStarting the Setup Utility program Viewing or changing settingsSetting, changing, or deleting a password Password considerationsPower-on password Administrator passwordSelecting a startup device Selecting a temporary startup deviceViewing or changing the startup device sequence Exiting the Setup Utility program Using system programs Updating flashing the Bios from a discUpdating system programs Updating flashing the Bios from your operating system Recovering from a Post and Bios update failureClick Downloads and drivers Updating system programs ThinkCentre User Guide Basic troubleshooting Troubleshooting and diagnostic programsDiagnostic programs Lenovo ThinkVantage ToolboxPC-Doctor for DOS Cleaning the mouse Optical mouseNon-optical mouse Retainer ring Ball Plastic rollers Ball cage Lenovo ThinkVantage Tools Getting information, help, and serviceInformation resources Online Books folderLenovo Welcome Access HelpSafety and warranty ThinkVantage Productivity CenterHelp and service Using the documentation and diagnostic programsCalling for service Purchasing additional services Using other servicesAppendix A. Notices European conformance CE mark Trademarks Television output noticeCRU IndexConsiderations Set Power-On Password ThinkCentre User Guide Page 0A22689

4162, 5057, 5055, 5051, 5041 specifications

Lenovo has a range of laptops and desktops designed to cater to a variety of user needs and preferences. Among these, the models 5041, 5044, 5063, 5059, and 5057 stand out due to their unique features, cutting-edge technologies, and overall performance characteristics.

The Lenovo 5041 is a budget-friendly option that boasts an impressive combination of power and portability. It is equipped with an AMD processor, delivering adequate processing capabilities for everyday tasks such as web browsing, office applications, and multimedia playback. With a sleek design, it provides a comfortable user experience and features a long-lasting battery, ensuring users remain productive throughout the day.

Next, the Lenovo 5044 builds on this foundation by offering enhanced graphics performance. It is fitted with an integrated AMD Radeon graphics card, making it an ideal choice for casual gaming and light graphic design work. Additionally, it comes with a larger display option, providing clearer visuals and better viewing angles. The ergonomic keyboard design adds to the overall usability, making it suitable for users who spend long hours typing.

The Lenovo 5063 further elevates the series with its focus on robust performance. Featuring Intel Core i5 or i7 processors, this model supports more demanding tasks, including multitasking and resource-heavy applications. The laptop integrates advanced thermal management technology, ensuring that it remains cool during intensive workloads, while also extending the device's longevity. The inclusion of a high-definition display enhances multimedia experiences, with vibrant colors and crisp details.

The Lenovo 5059 takes a step further in terms of connectivity. It includes multiple USB-C ports and HDMI outputs, making it versatile for users who require compatibility with various peripherals. This model is also geared towards business professionals, offering enhanced security features including a fingerprint reader and TPM (Trusted Platform Module) technology, ensuring data protection for sensitive information.

Lastly, the Lenovo 5057 is a premium offering that emphasizes both style and substance. Its aluminum chassis not only adds a touch of elegance but also improves durability. The device features fast SSD storage, providing quicker boot times and application launches. With Lenovo's innovative noise-canceling technology, users can enjoy clear audio during video conferences or while consuming media.

In summary, the Lenovo 5041, 5044, 5063, 5059, and 5057 each present unique features catering to different user needs, from basic productivity to premium performance. The advancements in technology ensure that users have access to reliable and efficient devices, making Lenovo a leading choice in the laptop market.
Top Page Image Contents