Lenovo 6306 manual Diagnostic programs

Page 34

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 29 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 21.

 

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 diagnostic programs preinstalled on your computer to help you diagnose problems:

vPC-Doctor for Windows (used when diagnosing problems while running the Windows operating system)

vPC-Doctor for DOS or PC-Doctor for Windows PE, depending upon your machine type and model (used when your Windows operating system will not start)

Notes:

1.You can download the latest version of the PC-Doctor for Windows or PC-Doctor for DOS diagnostic programs from: http://www.lenovo.com/support/

Type your machine type into the Use Quick Path field and click Go to find the downloadable files that are specific to your computer.

2.If you are unable to isolate and repair the problem yourself after you run PC-Doctor for Windows and depending upon your machine type and model,

26User Guide

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Contents Machine Type Page ThinkCentre User Guide Page Contents Iv User Guide Introduction Vi User Guide Important safety information User Guide Comfort Arranging your workspaceGlare and lighting Air circulation Electrical outlets and cable lengthsSetting up your computer Connecting your computerUser Guide Setting up your computer User Guide 1 Turning on computer power Finishing the software installationUpdating your operating system Installing other operating systemsCompleting important tasks Updating your antivirus softwareInstalling external options Features System informationExpansion Specifications For machine typeUser Guide Software provided with your Windows operating system Software overviewSoftware provided by Lenovo User Guide Viewing and changing settings Using the Setup UtilityStarting the Setup Utility program Using passwordsSetting, changing, and deleting a password User PasswordAdministrator Password Enabling or disabling a deviceSelecting a temporary startup device Selecting a startup deviceSelecting or changing the startup device sequence Advanced settings Exiting from the Setup Utility programUpdating flashing Bios from a diskette or a CD/DVD-ROM Using system programsUpdating system programs Updating flashing Bios from your operating system Recovering from a POST/BIOS update failureTroubleshooting and diagnostics Basic troubleshootingDiagnostic programs PC-Doctor for Windows PC-Doctor for DOSRunning diagnostics from the Rescue and Recovery workspace PC-Doctor for Windows PEOptical mouse Cleaning the mouseNon-optical mouse 4 Ball cage Recovering software Creating and using the Product Recovery discPerforming backup and recovery operations Using the Rescue and Recovery workspace Creating and using rescue media To create rescue media, do the followingCreating and using a Recovery Repair diskette To use rescue media, do one of the followingRecovering or installing device drivers Setting a rescue device in the startup sequenceSolving recovery problems User Guide Online Books folder Getting information, help, and serviceInformation resources Lenovo CareAccess Help Safety and WarrantyUsing the documentation and diagnostic programs Help and serviceCalling for service Using other services Purchasing additional servicesAppendix 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. Notices Television output notice TrademarksIndex Installing operating system 11 software Page User Guide Page Part Number 53Y7512