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Lenovo 4219, 4220, 4222, 4215, 4221 manual Removing the front fan assembly

Models: 4221 4219 4215 4222 4220

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Figure 28. Removing the front fan assembly

4.Release the two tabs 1 that attach the front fan assembly to the chassis as shown and then completely remove the front fan from the chassis.

Figure 28. Removing the front fan assembly

Chapter 2. Installing or replacing hardware 35

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Lenovo 4219, 4220, 4222, 4215, 4221 manual Removing the front fan assembly

Contents

Machine Types: 4215, 4219, 4220, 4221, and ThinkStation User GuidePage ThinkStation User Guide First Edition February Copyright Lenovo Contents Index Appendix. Notices . . . . . . . . . .Important safety information viUser Guide Microprocessor FeaturesChapter 1. Product overview System informationExpansion System management featuresInput/Output I/O features Power supplySoftware programs, preinstalled Security featuresOperating system, preinstalled Environment SpecificationsDimensions WeightSoftware provided by Lenovo ThinkVantage Rescue and RecoveryProduct Recovery Software overviewLenovo System Toolbox PC-Doctorfor Rescue and RecoveryAdobe Reader Antivirus software1 USB connector Locating connectors on the front of your computerLocations Figure 1. Front connector locationsFigure 2. Rear connector locations Locating connectors on the rear of your computerDescription ConnectorFigure 3. Component locations Locating componentsLocating internal drives Locating parts on the system board1 Bay 1 - Maximum height: 43.0 mm 1.7 inches Notes Chapter 2. Installing or replacing hardwareInstalling or replacing hardware Handling static-sensitivedevicesRemoving the computer cover Installing external optionsFigure 6. Removing the computer cover Removing and reinstalling the front bezelFigure 7. Removing the front bezel Installing or replacing a PCI cardFigure 8. Opening the PCI card latch 18User Guide Figure 9. Removing a PCI cardWhat to do next Installing or replacing a memory module4.Open the retaining clips Figure 13. Installing a memory module Installing or replacing the optical driveWhat to do next Figure 14. Removing the optical drive Figure 15. Installing the optical drive retainer22User Guide Figure 17. Connecting the optical drive Figure 16. Installing the optical driveWhat to do next 24User Guide Replacing the power supply assemblyWhat to do next Replacing the heat sink and fan assembly26User Guide NotesWhat to do next Replacing the primary hard disk driveFigure 20. Removing the primary hard disk drive 28User Guide Figure 22. Installing the primary hard disk drive Replacing the secondary hard disk driveWhat to do next 30User Guide Figure 23. Removing the secondary hard disk drive7.To install a new hard disk drive into the blue bracket, flex the bracket and align pin 1, pin 2, pin 3, and pin 4 on the bracket with the corresponding holes in the hard disk drive. Do not touch the circuit board 5 on the bottom of the hard disk drive What to do next Replacing the card readerWhat to do next Figure 27. Installing the card reader retainerFigure 26. Removing the card reader 34User Guide Replacing the front fan assemblyFigure 28. Removing the front fan assembly What to do next Figure 29. Installing the front fan assembly36User Guide Figure 30. Removing the rear fan assembly Replacing the rear fan assemblyFigure 31. Installing the rear fan assembly Replacing the keyboardWhat to do next What to do next Replacing the mouseFigure 33. Mouse connectors Completing the parts replacementWhat to do next Obtaining device drivers Installing security featuresIntegrated cable lock Figure 36. Installing a padlock Password protectionErasing lost or forgotten passwords clearing CMOS Padlock7.Repeat step 1 and step Notes Chapter 3. Recovery informationCreating and using recovery media Creating recovery mediaUsing recovery media Performing a backup operation Performing backup and recovery operationsPerforming a recovery operation Using the Rescue and Recovery workspace Notes Creating and using rescue mediaCreating rescue media NotesCreating and using a recovery repair diskette Using rescue media50User Guide Notes Creating a recovery repair disketteUsing a recovery repair diskette Installing or reinstalling device driversSolving recovery problems Setting a rescue device in the startup sequenceUsing passwords Chapter 4. Using the Setup Utility programStarting the Setup Utility program Viewing and changing settingsHard Disk Password Password considerationsPower-OnPassword Administrator PasswordSelecting a startup device Enabling or disabling a deviceSelecting a temporary startup device 56User Guide Advanced settingsExiting from the Setup Utility program Selecting or changing the startup device sequence2.Select Devices → ATA Drives Setup Chapter 5. Configuring RAIDCreating RAID volumes RAID LevelDeleting RAID volumes Updating flashing BIOS from a disc Using system programsChapter 6. Updating system programs Recovering from a POST/BIOS update failure Updating flashing BIOS from your operating systemb.Click Downloads and drivers 12.Repeat step 2 through step 62User Guide Basic troubleshooting Chapter 7. Troubleshooting and diagnosticsNotes Diagnostic programsLenovo ThinkVantage Toolbox Lenovo System ToolboxCreating a diagnostic disc PC-Doctorfor Rescue and RecoveryPC-Doctorfor DOS Optical mouse Cleaning the mouseNon-opticalmouse 11.Reconnect the mouse cable to the computer Lenovo ThinkVantage Tools Chapter 8. Getting information, help, and serviceInformation resources Online Books folderHelp and service Safety and WarrantyUsing the documentation and diagnostic programs Using other services Calling for service72User Guide Purchasing additional servicesU.S.A Attention: Lenovo Director of Licensing Appendix. NoticesLenovo United States, Inc 1009 Think Place - Building One Morrisville, NCEuropean conformance CE mark Trademarks Television output noticeIndex A Page Page 78User Guide Page 1P P/N: 71Y8009 Part Number: 71Y8009 Printed in USA