Lenovo 7373, 3063, 3285, 6138, 7347, 7639, 8854, 9728, 8494, 75717628, 7635, 7484, 7255, 7258, 7188 User Guide

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8.If the rollers are dirty, clean them by using a cotton swab soaked in isopropyl (rubbing) alcohol. Turn the rollers with your finger and continue swabbing them until all the dirt is removed. Be sure the rollers are still centered in their channels after you clean them.

9.Remove any fibers from the swab that might be remaining on the rollers.

10.Replace the ball and the retainer ring. Twist the retainer ring to the locked position.

11.Reconnect the mouse cable to the computer.

12.Turn your computer back on.

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Contents Page Page ThinkCentre User Guide Page Contents Iv User Guide Important safety information Vi User Guide Features Product overviewConnectivity Power Specifications EnvironmentSoftware overview Software provided with your Windows operating systemPC-Doctor for Windows PE Locations Locating connectors on the front of your computer Front connector locationsLocating 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 boardUser Guide Handling static-sensitive devices Installing options and replacing hardwareInstalling options and replacing hardware Installing external options Removing the computer coverRemoving and installing the front bezel Removing the computer coverInstalling internal options Installing or replacing an adapter cardOpening the adapter card latch What to do next Installing or replacing a memory module Installing internal drives Installing options and replacing hardware Shows the location of the drive bays Installing a drive in bay 1 or bay Installing the retainer Connecting a Sata drive Replacing the battery Removing the old batteryReplacing the power supply assembly Removing the retaining screws for the power supply assemblyReplacing the heat sink and fan assembly Removing the heat sink and fan assembly Replacing the primary hard disk drive Removing the primary hard disk driveInstalling the primary hard disk drive into the bracket Replacing the secondary hard disk drive Removing the secondary hard disk drive Installing the secondary hard disk drive into the bracket Installing the secondary hard disk drive and drive cage Replacing the optical driveRemoving the optical drive Replacing the diskette drive Removing the diskette driveRetainer for diskette drive Replacing the front fan assembly Removing the front fan assemblyReplacing the rear fan assembly Installing the front fan assemblyRemoving the rear fan assembly Installing the rear fan assembly Replacing the internal speakerRemoving the old internal speaker Keyboard connectors Replacing the keyboardCompleting the parts replacement Replacing the mouseInstalling security features Reinstalling the computer coverIntegrated cable lock Integrated cable lockPadlock Password protectionErasing lost or forgotten passwords clearing Cmos Installing options and replacing hardware User Guide 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 Settings User Guide Page Part Number 53Y9906

7188, 6209, 7635, 7258, 7373 specifications

Lenovo has established itself as a key player in the technology sector, known for its innovative solutions and robust product lineup. Among its myriad offerings, the Lenovo 9728, 7628, 7484, 6302, and 7144 stand out due to their remarkable features, advanced technologies, and distinct characteristics that cater to both professional and personal needs.

Starting with the Lenovo 9728, this model is distinguished by its high-performance capabilities, equipped with a powerful processor that ensures seamless multitasking and efficient performance. It comes with a vivid display that enhances visual clarity, making it ideal for graphic-intensive tasks like video editing and gaming. The long-lasting battery life guarantees that users can rely on it for extended periods without worrying about frequent recharging.

Next is the Lenovo 7628, designed with portability in mind. This laptop is lightweight and ultra-slim, making it convenient for users on the go. It features robust connectivity options, including USB-C and HDMI ports, allowing users to connect to various peripherals effortlessly. The Lenovo 7628 also emphasizes security, incorporating features such as a fingerprint reader to ensure that sensitive data remains protected.

Turning to the Lenovo 7484, this model caters to business professionals. It is equipped with advanced collaboration tools, facilitating seamless communication among teams, regardless of location. With a high-definition camera and superior audio technology, video conferencing becomes more effective. The Lenovo 7484 also offers a rugged design, ensuring that it can withstand the rigors of daily travel.

The Lenovo 6302 is another noteworthy model, featuring an impressive display that presents vibrant colors and sharp images, perfect for content consumption. Additionally, it supports stylus input, making it an excellent choice for creatives and designers who appreciate the ability to sketch or take notes directly on the screen.

Finally, the Lenovo 7144 combines performance with sleek aesthetics. This model features a backlit keyboard, enhancing productivity in low-light conditions. With fast charging capabilities and optimized thermal management, the Lenovo 7144 ensures that users can enjoy peak performance without overheating issues.

In conclusion, Lenovo’s offerings, including the 9728, 7628, 7484, 6302, and 7144, showcase a blend of performance, portability, security, and innovative design. These laptops cater to a diverse range of users, providing solutions that meet the demands of modern life while promoting efficiency and creativity.
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