Lenovo 7360, 9964, 6137, 7638, 8910, 7627, 7630 Troubleshooting and diagnostics, Basic troubleshooting

Page 63

Chapter 6. Troubleshooting and diagnostics

This chapter describes some basic troubleshooting and diagnostic programs. If your computer problem is not described here, see Chapter 7, “Getting information, help, and service,” on page 61 for additional troubleshooting resources.

Basic troubleshooting

The following table provides information to help you troubleshoot your computer problem.

Symptom

Action

 

 

The computer does not start

Verify that:

when you press the power

v The power cord is plugged into the rear of the computer and into a working

button.

electrical outlet.

 

 

v If your computer has a secondary power switch on the back of the computer,

 

make sure that it is switched on.

 

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

 

v The voltage is set to the correct setting for your country.

 

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 monitor screen is blank.

Verify that:

 

v The monitor cable is securely attached to the rear of the monitor and to the

 

rear of the computer.

 

v The monitor power cord is plugged into the monitor and into a working

 

electrical outlet.

 

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

 

correctly.

 

v The voltage is set to the correct setting for your country.

 

v The monitor signal cable is securely connected to the monitor and to the

 

monitor connector on the computer.

 

Note: If your computer has two monitor connectors, verify that your monitor is

 

connected to the option connector rather than the one in the rear of the system

 

board. For more information, see "Connecting your computer" in the ThinkCentre

 

Safety and Warranty Guide.

 

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.

 

 

© Copyright Lenovo 2009

55

Page 62 Page 64
Image 63
Page 62 Page 64
Contents Page Page ThinkCentre User Guide Page Contents Iv User Guide Important safety information Vi User Guide Product overview FeaturesConnectivity Power Environment SpecificationsSoftware provided with your Windows operating system Software overviewPC-Doctor for Windows PE Locations Locating connectors on the front of your computerRear connector locations Locating connectors on the rear of your computerConnector Description Component locations Locating componentsShows the location of the parts on the system board Locating parts on the system boardInstalling options and replacing hardware Installing options and replacing hardwareHandling static-sensitive devices Opening the computer cover Installing external optionsOpening the computer cover Installing or replacing a memory module Accessing the system board components and drivesOpening the retaining clips What to do next Installing or replacing an adapter cardRemoving an adapter card Installing the adapter card Installing internal drivesDrive specifications Installing a drive in bay Connecting a Sata drive Replacing the hard disk drive Removing the hard disk drive Installing the hard disk drive bracket Replacing the optical drive Accessing the optical driveRemoving the old optical drive Installing a new optical drive Replacing the batteryRemove the old battery Removing the retaining screws for the power supply assembly Replacing the power supply assemblyPower connectors on the system board Replacing the heat sink and fan assembly Removing the heat sink and fan assembly Removing the securing screw of the card reader Replacing the card readerReplacing the mouse Replacing the keyboardMouse connectors Completing the parts replacementCable routing Installing security featuresIntegrated cable lock Password protectionErasing lost or forgotten passwords clearing Cmos Creating and using Product Recovery discs Recovery informationPerforming backup and recovery operations Using the Rescue and Recovery workspace Creating and using rescue media To use rescue media, do one of the following Creating and using a Recovery Repair disketteRecovering or installing device drivers Solving recovery problems Setting a rescue device in the startup sequenceUser Guide Using passwords Using the Setup UtilityStarting the Setup Utility program Viewing and changing settingsHard Disk User Password Password considerationsPower-On Password Privileged Access 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 Using system programs Updating flashing Bios from a discUpdating system programs Recovering from a POST/BIOS update failure Updating flashing Bios from your operating systemUpdating system programs User Guide Basic troubleshooting Troubleshooting and diagnosticsSymptom Action Diagnostic programs Lenovo System ToolboxPC-Doctor for Windows PE Cleaning the mouse PC-Doctor for DOSOptical mouse Non-optical mouse User Guide ThinkVantage Productivity Center Getting information, help, and serviceInformation resources Online Books folderAccess Help Safety and WarrantyLenovo Welcome Help and service Using the documentation and diagnostic programsCalling for service Purchasing additional services Using other servicesAppendix. Notices Trademarks Television output noticeCRU IndexPage Page User Guide Page Part Number 53Y9876
Related manuals
Manual 52 pages 40.22 Kb

3379, 5897, 6303, 6258, 7346 specifications

Lenovo is renowned for its innovative technology and diverse product lineup, which includes a variety of models such as the 7174, 6258, 6303, 7582, and 7357. Each of these models comes equipped with unique features and technologies that cater to different user needs.

The Lenovo 7174 is a versatile laptop that combines performance with portability. It is powered by Intel’s latest processors, providing users with reliable speed for multitasking and content creation. Featuring a high-resolution display, enhanced graphics, and a lightweight design, the 7174 is ideal for professionals and students who need to work on-the-go. The battery life is exceptional, allowing for extended usage during travel or long work sessions.

The 6258 model is known for its robust build and extensive customization options. This laptop offers a precision keyboard, which is perfect for typists and programmers. It also includes Lenovo's proprietary Cooling System technology, ensuring optimal performance levels during intense tasks. With generous storage options and a vivid display, the 6258 is perfect for users requiring substantial resources for applications like video editing or software development.

Next is the Lenovo 6303, a powerhouse designed for gamers and heavy users. It boasts an advanced graphics card that supports high-definition gaming and multimedia applications. The 6303 is also equipped with enhanced audio technology, delivering an immersive sound experience. Furthermore, it has fast charging capabilities, minimizing downtime and keeping the gaming experience uninterrupted.

The 7582 model stands out for its security features, incorporating fingerprint recognition and facial recognition technology for enhanced data protection. This model is particularly suited for business professionals who prioritize security in their laptops. Additionally, it features a high-definition touchscreen that provides a fluid interaction experience and supports multitouch gestures.

Finally, the Lenovo 7357 is a convertible laptop that combines the functionality of a laptop and tablet. Its impressive hinge design allows for versatile usage modes, making it suitable for presentations, drawing, or casual browsing. The 7357 utilizes Lenovo’s Active Pen technology, which offers precision for creative tasks, further enhancing its versatility.

Overall, Lenovo's models—7174, 6258, 6303, 7582, and 7357—are distinguished by their focus on performance, security, and flexibility, catering to a wide range of user needs and preferences. Whether for business, gaming, or creative pursuits, these laptops provide cutting-edge features that enhance productivity and enjoyment.
Top Page Image Contents