Lenovo 3980, 5214, 5354, 3425 manual Replacing the system fan assembly, Removing the heat sink

Page 83

Figure 18. Removing the heat sink

4.Place the new heat sink on the system board so that the four screws are aligned with the four corresponding mounting studs on the system board.

5.Alternate tightening each screw a small and equal amount until the heat sink is secured to the system board. Do not over-tighten the screws.

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 84.

Replacing the system fan assembly

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 system fan assembly.

To replace the system fan assembly, do the following:

1.Remove the computer cover. See “Removing the computer cover” on page 68.

2.Disconnect the system fan assembly cable from the system fan connector on the system board. See “Locating parts on the system board” on page 67.

3.You might have to remove the hard disk drive to gain access to the system fan assembly. See “Replacing the hard disk drive” on page 73.

4.Break or cut the rubber mounts that secure the system fan assembly to the chassis. Then, remove the system fan assembly out of the computer.

Chapter 8. Replacing FRUs 77

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Contents Hardware Maintenance Manual Page Hardware Maintenance Manual Third Edition December Copyright Lenovo 2009 Contents Appendix A. Notices Important information about replacing RoHS compliant FRUs Important safety informationAbout this manual Must be RoHS Electrical safety Safety informationGeneral safety Hardware Maintenance Manual Safety inspection guide Voltage-selection switchGrounding requirements Safety notices multi-lingual translationsHandling electrostatic discharge-sensitive devices To Connect To Disconnect ≥18 kg 37 lbs ≥32 kg 70.5 lbs ≥55 kg 121.2 lbs Safety information Perigo Para Conectar Para Desconectar CuidadoPerigo Safety information Hardware Maintenance Manual Safety information Hardware Maintenance Manual Connexion Déconnexion Vorsicht Achtung Arbeitsschutzrichtlinien beim Anheben der Maschine beachten Safety information Pericolo Per collegarsi Per scollegarsi AttenzionePrestare attenzione nel sollevare lapparecchiatura Safety information Peligro No debe Adopte procedimientos seguros al levantar el equipo ThinkVantage Productivity Center General informationOnline Books folder Lenovo ThinkVantage ToolsAdditional information resources Access HelpSpecifications Lenovo WelcomeElectrical input DimensionsWeight EnvironmentHardware Maintenance Manual General checkout Checking for power problemsProblem determination tips General checkout Hardware Maintenance Manual Lenovo System Toolbox DiagnosticsLenovo ThinkVantage Toolbox Running the diagnostic program from a diagnostic disc PC-Doctor for Rescue and RecoveryPC-Doctor for DOS Creating a diagnostic disc Running tests Navigating through the diagnostics programsQuick and Full erase hard disk drive Viewing the test logUsing passwords Using the Setup UtilityStarting the Setup Utility program Viewing and changing settingsEnabling or disabling a device Set User PasswordChange Supervisor Password Setting, changing, and deleting a passwordSelecting or changing the startup device sequence Exiting from the Setup Utility programSelecting a startup device Selecting a temporary startup deviceHardware Maintenance Manual Diagnostic error codes Symptom-to-FRU indexHard disk drive boot error Bios from a disc on 001-01X-XXX System error 001-00X-XXX System errorXXX 001-255-XXX 001-256-XXX XXX 001-264-XXX System IRQ errorXXX 005-011-XXX 005-012-XXX XXX 001-287-XXX 001-288-XXX System Timer005-00X-XXX Video error 005-2XX-XXX 005-3XX-XXX Video subsystem error Xxxusb port test halt, error threshold exceeded Diagnostic error code FRU/Action 025-02X-XXX 025-03X-XXX 025-04X-XXX IDE Interface 025-00X-XXX 025-01X-XXX IDE interface failure030-00X-XXX 030-01X-XXX Scsi interface failure 030-03X-XXX 030-04X-XXX Scsi interface errorDiagnostic error code FRU/Action Run Setup Diagnostic error code FRU/Action Diagnostic error code FRU/Action Diagnostic error code FRU/Action XXX-XXX Mouse error Post error codes Beep symptomsMessage/Symptom FRU/Action Miscellaneous error messagesPost error message Description/Action Message/Symptom FRU/Action Undetermined problems Replacing FRUs Locations Locating connectors on the front of your computerLocating connectors on the rear of your computer Locating components Rear connector locationsComponent locations Locating parts on the system boardSystem board part locations Removing the computer coverRemoving the computer cover Removing and reinstalling the front bezelRemoving the front bezel Installing or replacing a memory moduleWhat to do next Removing the battery Replacing the batteryRemoving the hard disk drive Replacing the hard disk driveReplacing the optical drive Installing the hard disk drive into the bracketRemoving the optical drive Replacing the heat sink Installing the optical driveRemoving the heat sink Replacing the system fan assemblyRemoving the system fan assembly Replacing the microprocessor Installing the system fan assemblyAccessing the microprocessor Removing the microprocessor Replacing the system board Tabs on the microprocessor socket cover bottom view Replacing the ac power adapterConnecting the ac power adapter Completing the parts replacementRouting the cables Hardware Maintenance Manual FRUs FRU listsMachine Type FRUs listed in the following tables are not illustrated Vista Home Basic 32 Recovery DVDs Power Cords PrimaryA9J B1J Power Cords Secondary A9J B1J Windows XP Pro Recovery CDsWindows 7 Professional 64 Recovery DVDs 41A5310 Line Cord Japanese and Japanese English models Optical wheel mouse 400DPI, USB modelsQcje M-0 stepping 45W models Japanese models A1J A2J A3J A4J A5J A6J B1J B2J B3J B4J Japanese models B1J B2J B3J B4J B3J B4J Power Cords SecondaryB3J B4J Windows XP Pro Recovery CDs Optical drive, DVD-ROM Drive 16x/48x Sata models A1J A3J A5J Power cable for ODD & HDD, 595 all models Mice Additional service information Automatic Power-On features Recovering from a POST/BIOS update failurePower management Automatic configuration and power interface Acpi BiosAppendix A. Notices Trademarks Television output noticePage 71Y6308

5354, 3980, 5214, 3425 specifications

The Lenovo 3425, 5214, 3980, and 5354 are part of Lenovo's diverse lineup of laptops, each designed with unique features and technologies catered to various user needs.

Starting with the Lenovo 3425, this model stands out for its portability and performance. It typically offers a lightweight design with a robust build quality, ideal for on-the-go professionals or students. The laptop is powered by AMD processors, ensuring good processing power for multitasking and productivity tasks. With a comfortable keyboard and intuitive layout, users can enjoy a smooth typing experience. The screen is often equipped with an HD display, providing clear visuals for work or entertainment. Lenovo’s TruVivid technology enhances color accuracy, making it suitable for graphic design and photo editing.

The Lenovo 5214 emphasizes versatility and connectivity. It usually features an array of ports, including USB-C, HDMI, and Ethernet, allowing users to connect various peripherals easily. This model is often tailored for business professionals, with enhanced security features such as a fingerprint reader and TPM (Trusted Platform Module) for encrypted data storage. The display is often anti-glare, making it convenient for use in different lighting conditions. Additionally, the battery life is commendable, ensuring users can work for extended periods without frequent recharges.

The Lenovo 3980 is geared towards gamers and creative professionals. This model typically includes higher-end graphics options such as NVIDIA or AMD GPUs, enabling smooth gameplay and graphic-intensive applications. A high-refresh-rate display enhances gaming experiences, allowing for fluid motion and reduced blur. The design often incorporates advanced thermal management to keep the laptop cool during long gaming sessions, while customizable RGB keyboard backlighting offers a personalized touch.

Lastly, the Lenovo 5354 is designed for multimedia enthusiasts, featuring enhanced audio technologies and high-resolution displays. This model often integrates Dolby Audio for immersive sound quality, elevating the multimedia consumption experience. Its larger screen size and higher pixel density make it ideal for watching movies or editing videos. Additionally, the laptop's optimized battery efficiency ensures that users can enjoy their favorite media without frequent interruptions from charging.

Each of these Lenovo models embodies a commitment to quality and performance, tailored to meet the diverse demands of modern users, from business professionals to gamers and creative artists.
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