Lenovo 7626, 6139, 7348, 8338, 8820, 7637 Installing external options, Opening the computer cover

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Installing external options

External speakers, a printer, or a scanner can be connected to your computer. For some external options, you must install additional software in addition to making the physical connection. When installing an external option, see “Locating connectors on the front of your computer” on page 6 and “Locating connectors on the rear of your computer” on page 7 to identify the required connector, and then use the instructions that come with the option to help you make the connection and install any software or device drivers that are required for the option.

Opening the computer cover

This section provides instructions on how to open the computer cover.

CAUTION:

The heat sink and microprocessor might be very hot. Turn off the computer and wait three to five minutes to let the computer cool before opening the computer cover.

Important

Be sure to read and understand “Handling static-sensitive devices” on page 11 before opening the computer cover.

To open the computer cover:

1.Remove any media from the drives, shut down your operating system, and turn off all attached devices and the computer.

2.Unplug all power cords from electrical outlets.

3.Disconnect the cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. See “Locating connectors on the front of your computer” on page 6 and “Locating connectors on the rear of your computer” on page 7.

4.Remove any locking devices that lock the computer cover-release button, such as a cable lock.

12User Guide

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Contents Page Page ThinkCentre User Guide Page Contents Iv User Guide Important safety information Vi User Guide Features Product overviewVideo subsystem Power Specifications EnvironmentSoftware overview Software provided with your Windows operating systemLocations Locating connectors on the front of your computer PC-Doctor for Windows PELocating connectors on the rear of your computer Rear connector locationsConnector Description Locating components Component locationsLocating parts on the system board Shows the location of the parts on the system boardHandling static-sensitive devices Installing options and replacing hardwareInstalling options and replacing hardware Installing external options Opening the computer coverInstalling or replacing a memory module Opening the computer coverWhat to do next Replacing the hard disk drive Removing the hard disk driveInstalling the hard disk drive into the bracket Replacing the optical driveRemoving the front bezel Replacing the battery Installing the optical driveRemoving the old battery Replacing the heat sinkRemoving the heat sink Accessing the microprocessor Replacing the microprocessorRemoving the microprocessor Replacing the adapter card Releasing the system board Replacing the front audio and USB assembly Replacing the internal speakerRemoving the front bezel Replacing the AC power adapter Removing the front audio and USB assemblyConnecting the AC power adapter Replacing the keyboard Replacing the mouseCompleting the parts replacement Mouse connectorsCable routing Installing security features Password protection Integrated cable lockErasing lost or forgotten passwords clearing Cmos Recovery information Creating and using Product Recovery discsPerforming backup and recovery operations Using the Rescue and Recovery workspace Creating and using rescue media Creating 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 sequence Solving recovery problemsUser Guide Using the Setup Utility Starting the Setup Utility programViewing and changing settings Using passwordsPassword considerations Power-On PasswordPrivileged Access Password Hard Disk User PasswordSelecting a temporary startup device Enabling or disabling a deviceSelecting a startup device Selecting or changing the startup device sequence Advanced settingsExiting from the Setup Utility program Updating system programs Using system programsUpdating flashing Bios from a disc Updating flashing Bios from your operating system Recovering from a POST/BIOS update failureUpdating system programs User Guide Troubleshooting and diagnostics Basic troubleshootingSymptom Action PC-Doctor for Windows PE Diagnostic programsLenovo System Toolbox Optical mouse Cleaning the mousePC-Doctor for DOS Non-optical mouse User Guide Getting information, help, and service Information resourcesOnline Books folder ThinkVantage Productivity CenterLenovo Welcome Access HelpSafety and Warranty Calling for service Help and serviceUsing the documentation and diagnostic programs Using other services Purchasing additional servicesAppendix. Notices Television output notice TrademarksIndex CRUPage Page User Guide Page Part Number 53Y9936

9961, 7187, 6136, 7345, 7629 specifications

The Lenovo 7479, 7629, 9961, 8338, and 7626 are part of Lenovo's diverse and innovative range of devices that cater to varying user needs, from business professionals to casual users. Each model comes with unique features and technological capabilities aimed at enhancing productivity and user experience.

Starting with the Lenovo 7479, it’s designed with portability in mind. Its lightweight structure doesn’t compromise on performance, as it integrates the latest Intel processors, ensuring responsiveness in multitasking scenarios. The 7479 also features a vibrant display that allows users to enjoy a rich visual experience, whether for work-related tasks or media consumption. With an emphasis on security, this model includes a fingerprint reader for secure access.

The Lenovo 7629 is another versatile option, becoming a favorite for those who require robust computing power without sacrificing battery life. Equipped with advanced cooling technology, the 7629 remains efficient during intense usage, such as graphic-intensive applications or gaming. Its high-resolution screen further complements its capabilities, providing sharp visuals and excellent color accuracy.

Model 9961 stands out due to its hybrid functionality, allowing users to switch between traditional laptop and tablet modes seamlessly. This flexibility is perfect for professionals who need to present or collaborate on the go. Additionally, the 9961 comes with a stylus pen, ideal for note-taking or creative tasks, ensuring versatility in its use.

The Lenovo 8338 appeals to gamers and multimedia enthusiasts. Its dedicated graphics card and high-refresh-rate display lead to an immersive experience, whether one is playing the latest games or editing videos. The sound system in the 8338 is engineered for clarity and depth, allowing for an enriching audio experience that complements the visual components.

Lastly, the Lenovo 7626 is tailored for businesses, focusing on durability and performance. Its rugged design can withstand various conditions, making it suitable for travel and outdoor use. Along with long battery life, the 7626 includes features like a backlit keyboard and ample connectivity options, ensuring it meets the demands of a busy work environment.

In conclusion, the Lenovo models 7479, 7629, 9961, 8338, and 7626 each offer distinct features and technological advancements, catering to different user preferences. From portability to performance and flexibility, Lenovo continues to lead in innovation, providing devices that enhance productivity and user satisfaction.
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