Lenovo 8791, 8009, 8795, 8807, 8803, 8799, 8812 manual PC-Doctor for Windows, PC-Doctor for DOS

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PC-Doctor for Windows

PC-Doctor for Windows is a diagnostic program that works through the Windows operating system. The PC-Doctor for Windows diagnostic program enables you to view symptoms and solutions for computer problems, access the Lenovo troubleshooting center, update system drivers, and review system information.

To open PC-Doctor for Windows, click Start from the Windows desktop, select All Programs, select PC-Doctor for Windows, and click PC-Doctor for Windows. Follow the instructions on the screen. For additional information about running the diagnostic program, refer to the PC-Doctor for Windows help system.

If you still suspect a problem after PC-Doctor for Windows runs successfully, run PC-Doctor for DOS to help you diagnose your computer problem.

PC-Doctor for DOS

The PC-Doctor for DOS diagnostic program is part of the Rescue and Recovery workspace and runs independently of the Windows operating system. Use PC-Doctor for DOS, if you are unable to start the Windows operating system or if PC-Doctor for Windows has not been successful in isolating a possible problem. You can run PC-Doctor for DOS from a diagnostic CD image or diagnostic diskettes that you create. You can also run PC-Doctor for DOS from the Rescue and Recovery workspace.

Note: Be sure to create a diagnostic CD image or diagnostic diskettes in case you

are unable to run PC-Doctor for DOS from the Rescue and Recovery workspace.

Creating a diagnostic CD image

To create a diagnostic CD image, download a self-starting bootable CD image (known as an .iso image) of the diagnostic program from http:// www.lenovo.com/support/. After you download the image, you can create the CD using any CD burning software.

If your computer does not have a CD burner or you do not have Internet access, see “Creating diagnostic diskettes.”

Creating diagnostic diskettes

To create diagnostic diskettes, download the PC-Doctor for DOS diagnostic program from http://www.lenovo.com/support/ onto two blank, formatted diskettes.

If you do not have Internet access, create the diagnostic diskettes using the following procedure:

Note: You will need a diskette drive on your computer or a USB diskette drive to complete this procedure.

1.Shut down the operating system and turn off the computer.

2.If you are using a USB diskette drive, plug it into the computer.

3.Repeatedly press and release the F11 key as you turn on the computer.

4.When you hear beeps or see a logo screen, stop pressing the F11 key. The Rescue and Recovery workspace opens.

Note: For some models, press the Esc key to enter Rescue and Recovery.

5.From the Rescue and Recovery workspace, select Create diagnostic disks.

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Contents User Guide Types 8009, 8791, 8795 Types 8803, 8807 Page User Guide Types 8009, 8791, 8795 Types 8803, 8807 Page Contents Appendix A. Manual modem Appendix B. Notices Conditions that require immediate action Important safety informationService General safety guidelinesPower cords and power adapters Batteries Extension cords and related devicesPlugs and outlets Heat and product ventilation CD and DVD drive safetyLithium battery notice Additional safety informationLaser compliance statement Modem safety informationPower supply statement Introduction Xiv User Guide Glare and lighting Arranging your workspaceComfort Electrical outlets and cable lengths Air circulationConnecting your computer Setting up your computerPhone Line Setting up your computer User Guide 1394 Completing important tasks Turning on powerFinishing the software installation Updating your operating system Installing other operating systemsUpdating your antivirus software Shutting down the computerUser Guide Features Installing optionsVideo subsystem Operating systems, preinstalled varies by model type Available options SpecificationsHandling static-sensitive devices Supported operating positionsLocating the connectors on the front of your computer Installing external optionsLocating the connectors on the rear of your computer Obtaining device drivers Connector DescriptionOpening the cover Identifying parts on the system board Locating componentsInstalling memory User Guide What to do next Installing a PCI adapterWhat to do next Installing an optical drive User Guide Integrated cable lock Security featuresChanging the battery Password protectionInstalling options Erasing a lost or forgotten password clearing Cmos Closing the cover and connecting the cables User Guide Creating and using product recovery discs Recovering softwareBackup and recovery Using the Rescue and Recovery workspace Creating and using rescue media Solving recovery problemsTo use rescue media, do one of the following Creating and using a Recovery Repair disketteSetting a rescue device in the startup sequence Recovering or installing device driversRecovering software User Guide Starting the Setup Utility program Using the Setup UtilityViewing and changing settings Using passwordsAdministrator Password User PasswordSetting, changing, and deleting a password Selecting a startup deviceChanging the startup device sequence Advanced settingsExiting from the Setup Utility program User Guide Updating system programs Using system programsUpdating flashing Bios from a diskette User Guide Basic troubleshooting Troubleshooting and diagnosticsDiagnostic programs PC-Doctor for DOS PC-Doctor for WindowsRunning diagnostics from the CD or diskettes Cleaning the mouseNon-optical mouse Optical mouseUser Guide Information resources Getting information, help, and serviceOnline Books folder ThinkVantage Productivity CenterHelp and service Access HelpWarranty and safety Calling for service Using the documentation and diagnostic programsPurchasing additional services Using other servicesBasic AT commands Appendix A. Manual modem commandsLow speaker volume Enable RTS/CTS hardware flow control Extended AT commands+MS=? MNP/V.42/V.42bis/V.44 commandsFax Class 2 commands Fax Class 1 commandsVoice commands Appendix A. Manual modem commands User Guide Appendix B. Notices Trademarks Television output noticeDVD IndexSoftware Page Part Number

8803, 8799, 8795, 8812, 8807 specifications

Lenovo has made significant strides in the smartphone market over the years, and among its noteworthy models are the Lenovo 8807, 8803, 8795, 8812, and 8791. Each of these devices brings a unique set of features, technologies, and characteristics that cater to different user preferences.

Starting with the Lenovo 8807, this model stands out with its robust performance, powered by a high-speed processor that delivers smooth multitasking capabilities. It features a high-resolution display, ensuring that users enjoy vivid colors and sharp visuals whether they are gaming, streaming videos, or browsing the web. The camera system on the 8807 is also impressive, equipped with multiple lenses that adapt to various lighting conditions, allowing for stunning photography.

The Lenovo 8803, on the other hand, emphasizes portability without compromising performance. It boasts a sleek design and lightweight construction, making it easy to carry around. The battery life is remarkable, providing all-day usage on a single charge, which is ideal for users who are constantly on the go. The device also offers various connectivity options, including 5G support, enabling users to enjoy fast internet speeds for seamless online experiences.

The Lenovo 8795 appeals to users seeking value for money. This model delivers essential features such as a decent camera, a reliable battery, and an intuitive user interface. It is designed to handle everyday tasks effortlessly, making it a great choice for those who do not need high-end specifications but still want a trustworthy smartphone that gets the job done.

Moving to the Lenovo 8812, this device merges style with functionality. It features an elegant design, utilizing premium materials that give it a sophisticated look. The display is expansive, providing an immersive experience for media consumption. Additionally, the 8812 comes with advanced security features, including facial recognition and fingerprint scanning, ensuring that user data remains safe.

Lastly, the Lenovo 8791 targets a niche market with its focus on durability. Built with military-grade materials, it is resistant to water, dust, and drops. This rugged smartphone is perfect for outdoor enthusiasts and those who work in challenging environments. Furthermore, it has enhanced battery management, allowing for extended usage in remote areas without frequent charging.

In summary, Lenovo's lineup including the 8807, 8803, 8795, 8812, and 8791 showcases the brand’s commitment to producing devices that meet diverse user needs, whether in terms of performance, design, or durability. Each model represents a blend of technology and practicality, making Lenovo a competitive player in the smartphone market.
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