Lenovo 5042, 4163, 5046 manual Replacing the keyboard, Installing the front fan assembly

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Figure 38. Installing the front fan assembly

10.Connect the new front fan assembly cable to the system fan connector on the system board. See “Locating parts on the system board” on page 9.

11.Reinstall the heat sink fan duct. See Figure 26 “Installing the heat sink fan duct” on page 30.

12.Reinstall the hard disk drive. See “Replacing the hard disk drive” on page 34.

What to do next:

•To work with another piece of hardware, go to the appropriate section.

•To complete the replacement, go to “Completing the parts replacement” on page 40.

Replacing the keyboard

Attention:

Do not open your computer or attempt any repair before reading and understanding the “Important safety information” in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to:

http://www.lenovo.com/support

This section provides instructions on how to replace the keyboard.

To replace the keyboard, do the following:

1.Remove all media from the drives. Then, turn off all attached devices and the computer.

2.Disconnect all power cords from electrical outlets.

3.Disconnect the old keyboard cable from the computer.

4.Connect a new keyboard to the appropriate connector on the computer. Your keyboard might be connected to a PS/2 keyboard connector 1 or a USB connector 2 . Depending on where you want

38ThinkCentre User Guide

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Contents ThinkCentre User Guide Page ThinkCentre User Guide Second Edition November Copyright Lenovo Contents Appendix A. Notices Important safety information Vi ThinkCentre User Guide Features Product overviewPower supply System management featuresInput/Output I/O features Security featuresPreinstalled software programs SpecificationsPreinstalled operating system Software overview Software provided with your Windows operating systemThinkVantage Client Security Solution Product RecoveryThinkVantage Rescue and Recovery Password ManagerLocations Power ManagerThinkVantage System Update Fingerprint SoftwareLocating connectors and parts on the rear of your computer Front connector, control, and indicator locationsConnector Description Locating components Locating parts on the system boardLocating internal drives System board part locationsDrive bay locations ThinkCentre User Guide Installing external options Installing or replacing hardwareInstalling or replacing hardware Handling static-sensitive devicesRemoving and reinstalling the front bezel Removing the computer coverGo to Completing the parts replacement on Accessing the system board components and drives Pivoting the drive bay assembly upwardInstalling or replacing a PCI card Lowering the drive bay assemblyRemoving the PCI card Installing or replacing a memory module What to do nextRemoving the memory module Replacing the battery Installing the memory moduleReplacing the heat sink and fan assembly Removing the old batteryRemoving the heat sink fan duct Screws that secure the heat sink and fan assembly Installing the heat sink fan duct Replacing the microprocessorAccessing the microprocessor Replacing the power supply assembly Removing the microprocessorRemoving the heat sink fan duct Removing the power supply assembly Installing the power supply assembly Replacing the optical drive Removing the optical drive screwsSlide the optical drive out of the front of the computer Installing a new optical drive Connecting a Sata optical drive Replacing the hard disk driveRemoving the hard disk drive Replacing the front fan assembly Installing the hard disk driveRemoving the front fan assembly Installing the front fan assembly Replacing the keyboardKeyboard connectors Replacing the mouseCompleting the parts replacement Reinstalling the computer coverIntegrated cable lock Basic security featuresObtaining device drivers PadlockPassword protection Erasing a lost or forgotten password clearing CmosInstalling or replacing hardware ThinkCentre User Guide Creating and using recovery media Recovery informationCreating recovery media Using recovery media Performing backup and recovery operationsUsing the Rescue and Recovery workspace Performing a backup operationPerforming a recovery operation Click the Restore your system from a backup iconCreating and using a rescue medium Installing or reinstalling device drivers Using a rescue mediumCreating a rescue medium Solving recovery problems Viewing or changing settings Using the Setup Utility programStarting the Setup Utility program Using passwordsAdministrator password Password considerationsPower-on password Setting, changing, or deleting a passwordSelecting a temporary startup device Selecting a startup deviceViewing or changing the startup device sequence Exiting the Setup Utility program Updating flashing the Bios from a disc Using system programsUpdating system programs Recovering from a Post and Bios update failure Updating flashing the Bios from your operating systemClick Downloads and drivers Updating system programs ThinkCentre User Guide Troubleshooting and diagnostic programs Basic troubleshootingLenovo ThinkVantage Toolbox Diagnostic programsPC-Doctor for DOS Optical mouse Cleaning the mouseNon-optical mouse Retainer ring Ball Plastic rollers Ball cage Online Books folder Getting information, help, and serviceInformation resources Lenovo ThinkVantage ToolsThinkVantage Productivity Center Access HelpSafety and warranty Lenovo WelcomeUsing the documentation and diagnostic programs Help and serviceCalling for service Using other services Purchasing additional servicesAppendix A. Notices Television output notice European conformance CE mark TrademarksIndex CRUKeyboard replacing Lenovo Customer Support Center Solving recovery problems Starting the Setup Utility program ThinkCentre User Guide Page 0A22719

5042, 4163, 5046 specifications

The Lenovo 5046, 4163, and 5042 are part of Lenovo's diverse range of innovative computing solutions, designed to cater to different needs in both personal and professional use. Each model incorporates advanced features and technologies that enhance performance, usability, and efficiency.

The Lenovo 5046 is characterized by its robust processing capabilities, equipped with powerful Intel or AMD processors that handle multitasking with ease. The model supports a range of graphics options, allowing users to enjoy seamless visuals, whether for gaming or graphic design. One of its standout features is its expansive storage options, including solid-state drives (SSDs) that provide faster load times and greater reliability compared to traditional hard disk drives (HDDs). The 5046 also boasts excellent connectivity, featuring multiple USB ports, HDMI output, and Ethernet connectivity, ensuring users can stay connected across various devices.

The 4163 model, on the other hand, focuses on versatility and portability. It is designed with a lightweight chassis that makes it easy to carry, perfect for students or professionals on the go. The 4163 is outfitted with robust battery life, enabling users to work or play for extended periods without needing to recharge frequently. It also features a high-definition display that enhances the viewing experience, making it ideal for video streaming and content consumption. Furthermore, it often includes Lenovo's proprietary technologies such as RapidCharge, which allows the battery to recharge quickly, minimizing downtime.

The Lenovo 5042 caters to a niche market with its emphasis on business functionalities. It often includes security features such as fingerprint readers and encryption options, making it a reliable choice for enterprises concerned about data protection. The model is usually optimized for productivity, with keyboard layouts tailored for comfort and efficiency during long working hours. Enhanced audio features also make conference calls and online meetings more engaging, while its durability ensures it can withstand the rigors of daily use.

In summary, Lenovo's 5046, 4163, and 5042 models each offer unique features tailored to specific user needs. With powerful processing, elegant design, and enhanced collaboration tools, Lenovo continues to lead in providing cutting-edge computing solutions that enhance productivity and user experience. Whether for gaming, portability, or business applications, these models stand out in Lenovo's versatile lineup.
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