Lenovo 4163, 5042, 5046 manual Removing the heat sink fan duct

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CAUTION:

Never remove the cover on a power supply or any part that has the following label attached.

Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service technician.

To replace the power supply assembly, do the following:

1.Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer.

2.Remove the computer cover. See “Removing the computer cover” on page 14.

3.Remove the front bezel. See “Removing and reinstalling the front bezel” on page 14.

4.Pivot the drive bay assembly upward, remove the two screws that secure the heat sink fan duct, and then lift the heat sink fan duct out of the chassis.

Figure 23. Removing the heat sink fan duct

5.Disconnect the power supply assembly cables from all drives and from the 24-pin power connector and 4-pin power connector on the system board. See “Locating parts on the system board” on page 9.

Note: You might also need to release the power supply assembly cables from some cable clips or ties that secure the cables to the chassis. Make sure that you note the cable routing before disconnecting the cables.

6.At the rear of the computer, remove the three screws that secure the power supply assembly. Press the power supply clip 1 downward to release the power supply assembly and then slide the power supply assembly to the front of the computer. Lift the power supply assembly out of the computer.

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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 overviewSystem management features Input/Output I/O featuresPower supply Security featuresSpecifications Preinstalled software programsPreinstalled operating system Software overview Software provided with your Windows operating systemProduct Recovery ThinkVantage Rescue and RecoveryThinkVantage Client Security Solution Password ManagerPower Manager ThinkVantage System UpdateLocations 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 or replacing hardware Installing or replacing hardwareInstalling external options 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 coverBasic security features Obtaining device driversIntegrated cable lock PadlockPassword protection Erasing a lost or forgotten password clearing CmosInstalling or replacing hardware ThinkCentre User Guide Recovery information Creating and using recovery mediaCreating recovery media Using recovery media Performing backup and recovery operationsPerforming a backup operation Performing a recovery operationUsing the Rescue and Recovery workspace Click the Restore your system from a backup iconCreating and using a rescue medium Using a rescue medium Installing or reinstalling device driversCreating a rescue medium Solving recovery problems Using the Setup Utility program Starting the Setup Utility programViewing or changing settings Using passwordsPassword considerations Power-on passwordAdministrator password Setting, changing, or deleting a passwordSelecting a startup device Selecting a temporary startup deviceViewing or changing the startup device sequence Exiting the Setup Utility program Using system programs Updating flashing the Bios from a discUpdating system programs Updating flashing the Bios from your operating system Recovering from a Post and Bios update failureClick Downloads and drivers Updating system programs ThinkCentre User Guide Troubleshooting and diagnostic programs Basic troubleshootingDiagnostic programs Lenovo ThinkVantage ToolboxPC-Doctor for DOS Cleaning the mouse Optical mouseNon-optical mouse Retainer ring Ball Plastic rollers Ball cage Getting information, help, and service Information resourcesOnline Books folder Lenovo ThinkVantage ToolsAccess Help Safety and warrantyThinkVantage Productivity Center Lenovo WelcomeHelp and service Using the documentation and diagnostic programsCalling 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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