Lenovo 4223, 4228, 4229 manual Option problems, Adapter stops working for no apparent reason

Page 108

3.Click Device Manager. If you are prompted for an administrator password or confirmation, type the password or provide confirmation.

4.If an exclamation mark is displayed next to an adapter name under Network adapters, you might not use the correct driver or the driver is not enabled. To update the driver, right-click the highlighted adapter.

5.Click Update Driver Software, and then follow the instructions on the screen.

•The switch port and the adapter have the same duplex setting.

If you configured the adapter for full duplex, make sure the switch port is also configured for full duplex. Setting the wrong duplex mode can degrade performance, cause data loss, or result in lost connections.

•You have installed all networking software that is necessary for your network environment. Check with your LAN administrator for the necessary networking software.

The adapter stops working for no apparent reason

Symptom: The adapter stops working for no apparent reason.

Action: The network driver files may be corrupt or missing. Update the driver by referring to the “Solution” description for the procedure to make sure that the correct device driver is installed.

The Wake on LAN feature is not working

Symptom: The Wake on LAN (WOL) feature is not working.

Actions:

•Make sure that WOL is enabled in the BIOS Setup Utility program.

•If it is, check with your LAN administrator for the necessary settings.

If your computer is a Gigabit Ethernet model and you use a speed of 1000 Mbps, the connection fails or errors occur

Symptom: If your computer is a Gigabit Ethernet model and you use a speed of 1000 Mbps, the connection fails or errors occur.

Actions:

•Use Category 5 wiring and make sure that the network cable is securely connected.

•Connect to a 1000 BASE-T hub/switch (not 1000 BASE-X).

If your computer is a Gigabit Ethernet model, it cannot connect to the network at 1000 Mbps. Instead, it connects at 100 Mbps

Symptom: If your computer is a Gigabit Ethernet model, it cannot connect to the network at 1000 Mbps. Instead, it connects at 100 Mbps.

Actions:

•Try another cable.

•Make sure that the link partner is set to auto-negotiate.

•Make sure that the switch is 802.3ab-compliant (gigabit over copper).

Option problems

Use this information to diagnose problems with Lenovo hardware options that do not have their own troubleshooting information.

Select your symptom from the following list:

96ThinkStation User Guide

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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 Power cords and power adapters Extension cords and related devicesPlugs and outlets External devicesHeat and product ventilation Modem safety information Operating environmentPower supply statement Cleaning and maintenanceLaser compliance statement ThinkStation User Guide Features Product overviewSystem management features Input/Output I/O featuresConnectivity Power supply Security featuresPreinstalled software programs Preinstalled operating systemSpecifications DimensionsSoftware overview Software provided by LenovoThinkVantage Rescue and Recovery Adobe Reader Antivirus softwareLocations Front connector, control, and indicator locations Locating connectors on the rear of your computer Connector DescriptionConnector Locating componentsLocating parts on the system board System board part locationsProduct overview Locating internal drives Drive bay locationsMachine type and model label Machine type and model labelThinkStation User Guide Using your computer Frequently asked questionsUsing the keyboard Using Windows shortcut keysUsing the blue ThinkVantage button Using the wheel mouseAdjusting audio About your computer audioSetting the volume from the desktop Setting the volume from Control PanelUsing CDs and DVDs Adding the volume icon to the taskbarPlaying a CD or DVD Recording a CD or DVDAccessibility and comfort You and your computerArranging your workspace ComfortGlare 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 Installing a padlock Locking the computer coverInstalling a padlock Using passwords Bios passwordsAttaching an integrated cable lock Windows passwords Using and understanding firewallsProtecting data against viruses ThinkStation User Guide Installing or replacing hardware Installing or replacing hardwareInstalling external options Handling static-sensitive devicesRemoving the computer cover Removing the computer coverRemoving and reinstalling the front bezel What to do nextInstalling or replacing a PCI card Opening the PCI card retainerRemoving a PCI card Installing or replacing a memory module Removing the memory fan duct Removing a memory module Installing or replacing the optical drive Installing a memory moduleRemoving the optical drive Installing the optical drive retainer Connecting the optical drive Replacing the card readerRemoving the card reader Replacing the battery Installing the card readerReplacing the heat sink and fan assembly Removing the old batteryRemoving the heat sink and fan assembly Replacing the hard disk drive fan assembly Replacing the rear fan assembly Removing the hard disk drive fan assemblyRemoving the rear fan assembly Installing or replacing a hard disk drive Installing the rear fan assemblyRemoving the hard disk drive Installing the hard disk drive into the bracket Installing the hard disk drive Installing or replacing a hard disk drive enablement module Removing the hard disk drive enablement moduleReplacing the front audio and USB assembly Installing a new hard disk drive enablement moduleReplacing the internal speaker Replacing the keyboard or mouse Removing the internal speakerCompleting the parts replacement Connecting the USB keyboard or mouseObtaining 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 Password considerations Power-On PasswordAdministrator Password Hard Disk 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 Resetting hard disk drives to non-RAID RAID LevelInstalling 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 Preventing problems Using System UpdateKeeping your computer current Getting the latest device drivers for your computerBasics Cleaning your computer ComputerKeyboard Optical mouseGood maintenance practices Cleaning a glass-screen surfaceMoving your computer Troubleshooting and diagnostics Basic troubleshootingTroubleshooting procedure TroubleshootingAudio problems No audio in WindowsCD 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 DVD movie will not play No audio or intermittent audio while playing DVD moviePlayback is very slow or choppy Invalid disc or no disc found messageHard disk drive problems Intermittent problems Keyboard, mouse, or pointing device problemsAll or some keys on the keyboard do not work Mouse or pointing device does not workMonitor problems Wireless keyboard does not workPointer on the screen does not move smoothly with the mouse Wrong characters appear on the screenImage appears to be flickering Networking problems Ethernet problemsImage is discolored Your computer cannot connect to the networkOption problems Wake on LAN feature is not workingAdapter stops working for no apparent reason Performance and lockup problems An option that was just installed does not workAn option that previously worked does not work now Insufficient free hard disk drive spaceExcessive number of fragmented files Printer problems Serial port problemsInsufficient memory Software problems Software does not work as expectedUSB problems Lenovo Solution CenterThinkStation User Guide Getting information, help, and service Help and service Using the documentation and diagnostic programsCalling for service Lenovo Support Web siteUsing other services Purchasing additional servicesThinkStation User Guide Appendix A. System memory speed 107ThinkStation User Guide Appendix B. Notices 109Trademarks Appendix C. Regulatory information Export classification noticeElectronic emissions notices Federal Communications Commission Declaration of ConformityThinkStation User Guide Additional regulatory information ThinkStation User Guide Appendix D. Weee and recycling information Important information for the European Directive 2002/96/ECRecycling information 115Battery recycling information for Taiwan Recycling information for BrazilBattery recycling information for the European Union ThinkStation User Guide Index 119Installing 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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