Lenovo 4223, 4228, 4229 manual Installing the optical drive retainer

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6. Install the optical drive retainer on the side of the new optical drive.

Figure 20. Installing the optical drive retainer

7.Slide the new optical drive into the drive bay from the front of the computer until the optical drive snaps into position.

Figure 21. Installing the optical drive

Chapter 5. Installing or replacing hardware 39

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Contents ThinkStation User Guide First Edition April Copyright Lenovo Contents Using the Setup Utility Program Appendix A. System memory Speed 107 Appendix B. Notices 109 Iv ThinkStation User Guide Important safety information Service and upgradesStatic electricity prevention Extension cords and related devices Power cords and power adaptersPlugs and outlets External devicesHeat and product ventilation Operating environment Modem safety informationPower supply statement Cleaning and maintenanceLaser compliance statement ThinkStation User Guide Product overview FeaturesSystem management features Input/Output I/O featuresConnectivity Preinstalled operating system Power supplySecurity features Preinstalled software programsDimensions SpecificationsSoftware provided by Lenovo Software overviewThinkVantage Rescue and Recovery Adobe Reader Antivirus softwareLocations Front connector, control, and indicator locations Connector Description Locating connectors on the rear of your computerLocating components ConnectorSystem board part locations Locating parts on the system boardProduct overview Drive bay locations Locating internal drivesMachine type and model label Machine type and model labelThinkStation User Guide Using Windows shortcut keys Using your computerFrequently asked questions Using the keyboardAbout your computer audio Using the blue ThinkVantage buttonUsing the wheel mouse Adjusting audioAdding the volume icon to the taskbar Setting the volume from the desktopSetting the volume from Control Panel Using CDs and DVDsRecording a CD or DVD Playing a CD or DVDComfort Accessibility and comfortYou and your computer Arranging your workspaceGlare and lighting Air circulationElectrical outlets and cable lengths Replacement power cords Register your computer with LenovoMoving your computer to another country or region ThinkStation User Guide Security features SecurityLocking the computer cover Locking the computer cover Installing a padlockInstalling a padlock Using passwords Bios passwordsAttaching an integrated cable lock Windows passwords Using and understanding firewallsProtecting data against viruses ThinkStation User Guide Handling static-sensitive devices Installing or replacing hardwareInstalling or replacing hardware Installing external optionsRemoving the computer cover Removing the computer coverWhat to do next Removing and reinstalling the front bezelOpening the PCI card retainer Installing or replacing a PCI cardRemoving a PCI card Installing or replacing a memory module Removing the memory fan duct Removing a memory module Installing a memory module Installing or replacing the optical driveRemoving the optical drive Installing the optical drive retainer Replacing the card reader Connecting the optical driveRemoving the card reader Installing the card reader Replacing the batteryRemoving the old battery Replacing the heat sink and fan assemblyRemoving the heat sink and fan assembly Replacing the hard disk drive fan assembly Removing the hard disk drive fan assembly Replacing the rear fan assemblyRemoving the rear fan assembly Installing the rear fan assembly Installing or replacing a hard disk driveRemoving the hard disk drive Installing the hard disk drive into the bracket Installing the hard disk drive Removing the hard disk drive enablement module Installing or replacing a hard disk drive enablement moduleInstalling a new hard disk drive enablement module Replacing the front audio and USB assemblyReplacing the internal speaker Removing the internal speaker Replacing the keyboard or mouseConnecting the USB keyboard or mouse Completing the parts replacementObtaining device drivers ThinkStation 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 operation Using the Rescue and Recovery workspaceClick the Restore your system from a backup icon Creating and using a rescue medium Using a rescue mediumCreating a rescue medium Reinstalling preinstalled applications and device drivers Reinstalling preinstalled applicationsReinstalling preinstalled device drivers Reinstalling software programs Reinstalling device driversSolving recovery problems Recovery information ThinkStation User Guide Using the Setup Utility program Starting the Setup Utility programViewing and changing settings Hard Disk Password Password considerationsPower-On Password Administrator PasswordErasing lost or forgotten passwords clearing Cmos Enabling or disabling a deviceSelecting a startup device Enabling ErP compliance mode and Deep Sx Selecting a temporary startup deviceSelecting or changing the startup device sequence Exiting the Setup Utility program ThinkStation User Guide Configuring RAID Configuring RAID with Intel RSTeInstalling Sata or SAS hard disk drives Entering the Intel RSTe configuration utility RAID Level Resetting hard disk drives to non-RAIDInstalling Sata or SAS hard disk drives Entering the LSI MegaRAID Bios configuration utility Setting the hot spare hard disk drive Using system programs Updating flashing the Bios from a discUpdating system programs Updating flashing the Bios from your operating system Recovering from a POST/BIOS update failureClick Downloads and drivers Getting the latest device drivers for your computer Preventing problemsUsing System Update Keeping your computer currentBasics Optical mouse Cleaning your computerComputer KeyboardGood maintenance practices Cleaning a glass-screen surfaceMoving your computer Basic troubleshooting Troubleshooting and diagnosticsTroubleshooting Troubleshooting procedureNo audio in Windows Audio problemsCD problems Sound comes from one external speaker onlyNo audio in DOS applications or games DVD problems CD or DVD does not workBlack screen instead of DVD video Invalid disc or no disc found message DVD movie will not playNo audio or intermittent audio while playing DVD movie Playback is very slow or choppyHard disk drive problems Mouse or pointing device does not work Intermittent problemsKeyboard, mouse, or pointing device problems All or some keys on the keyboard do not workWrong characters appear on the screen Monitor problemsWireless keyboard does not work Pointer on the screen does not move smoothly with the mouseImage appears to be flickering Your computer cannot connect to the network Networking problemsEthernet problems Image is discoloredOption problems Wake on LAN feature is not workingAdapter stops working for no apparent reason Insufficient free hard disk drive space Performance and lockup problemsAn option that was just installed does not work An option that previously worked does not work nowExcessive number of fragmented files Printer problems Serial port problemsInsufficient memory Software does not work as expected Software problemsLenovo Solution Center USB problemsThinkStation User Guide Getting information, help, and service Lenovo Support Web site Help and serviceUsing the documentation and diagnostic programs Calling for servicePurchasing additional services Using other servicesThinkStation User Guide 107 Appendix A. System memory speedThinkStation User Guide 109 Appendix B. NoticesTrademarks Federal Communications Commission Declaration of Conformity Appendix C. Regulatory informationExport classification notice Electronic emissions noticesThinkStation User Guide Additional regulatory information ThinkStation User Guide 115 Appendix D. Weee and recycling informationImportant information for the European Directive 2002/96/EC Recycling informationRecycling information for Brazil Battery recycling information for TaiwanBattery recycling information for the European Union ThinkStation User Guide 119 IndexInstalling options memory module PCI card 121 ThinkStation User Guide
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4229, 4223, 4228 specifications

Lenovo has long been recognized for its commitment to producing high-quality computing solutions, and the ThinkPad line is no exception. Among its various models, the Lenovo ThinkPad series 4228, 4223, and 4229 stand out for their robust features and reliable performance, making them ideal choices for business and professional use.

The Lenovo ThinkPad 4228 series is engineered with a focus on durability and performance. One of its key features is the powerful Intel Core processor range, which ensures that users can manage demanding applications and multitask efficiently. Alongside this, the device typically comes equipped with ample RAM, providing speed and responsiveness that enhances productivity.

Moving to the ThinkPad 4223, it streamlines user experience with advanced connectivity options. The inclusion of multiple USB ports, HDMI, and Ethernet capabilities allows for seamless integration with various devices and networks. The 4223 model often houses a backlit keyboard, enabling users to work effortlessly in low-light environments. This model puts a strong emphasis on portability, making it a reliable companion for professionals on the move.

The ThinkPad 4229 takes connectivity a step further by offering options like Wi-Fi 6 and Bluetooth, ensuring fast and stable connections whether in the office or on the go. This model is often equipped with a higher resolution display, contributing to a better viewing experience for video conferencing and presentations. Its extended battery life is a notable feature, allowing users to remain productive without the constant need for recharging.

All three models in the 422x series boast Lenovo’s robust security features, including fingerprint readers and TPM (Trusted Platform Module), which safeguard sensitive data against unauthorized access. Furthermore, the reputation of Lenovo ThinkPads for their exceptional keyboard layout ensures that users can type comfortably over extended periods, reducing strain and increasing efficiency.

In summary, the Lenovo ThinkPad 4228, 4223, and 4229 models represent a blend of power, durability, and user-friendly design. With their focus on connectivity, performance, and security, these laptops cater perfectly to the needs of professionals and businesses, confirming Lenovo's status as a leading manufacturer in the world of computing technology. Whether you need a rugged workhorse for heavy tasks or a portable device for meetings, the ThinkPad series provides versatile solutions to meet any requirement.
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