Lenovo H520S manual Lenovo H520sHardware Maintenance Manual

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Step 5. Remove the screw that secures the graphic card to the chassis, and slide out the metal bracket.

Step 6. Push the pin that lock the graphic card, and pull it up then slide it out to remove it.

Step 7. To install the new graphic card:

a.Slide then insert the new graphic card to the same connector on the motherboard.

b.Reattach the metal bracket back into position and secure the graphic card to the chassis with the screw.

Step 8. Reattach the computer cover.

36Lenovo H520sHardware Maintenance Manual

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Contents Lenovo H520s Hardware Maintenance Manual Page Lenovo H520s Hardware Maintenance Manual Page Contents Iv Lenovo H520sHardware Maintenance Manual Important Safety Information About this manualLenovo H520sHardware Maintenance Manual Safety information General safetyElectrical safety Lenovo H520sHardware Maintenance Manual Safety inspection guide Handling electrostatic discharge-sensitive devicesSafety notices Grounding requirementsDo not To Connect To Disconnect≥18 kg37 lbs ≥32 kg70.5 lbs ≥55 kg121.2 lbs Type Lenovo H520s SpecificationsGeneral information EnvironmentLenovo H520sHardware Maintenance Manual General Checkout Lenovo H520sHardware Maintenance Manual Viewing and changing settings Using the Setup UtilityStarting the Lenovo Bios Setup Utility program Using passwordsAdministrator Password Setting, changing, or deleting an Administrator passwordSetting, changing, or deleting a Power-On Password Enabling or disabling a device Select Save changes and Exit from the menuSelecting a startup device Selecting a temporary startup deviceSelecting or changing the startup device sequence Exiting the Lenovo Bios Setup Utility program Lenovo H520sHardware Maintenance Manual Power Supply Problems Symptom-to-FRU IndexHard disk drive boot error Error FRU/ActionPost error codes Undetermined problemsPost Error Message Description/Action Locating connectors, controls and components Font view Rear view Hardware components Identifying parts on the motherboard Lenovo H520sHardware Maintenance Manual Pre-disassembly instructions Replacing hardwareGeneral information To replace the keyboard and mouse Replacing the keyboard and mouseRemoving the computer cover To remove the computer coverRemoving the front bezel Replacing an optical drive To remove the front bezelTo replace an optical drive Replacing hardware Replacing the hard disk drive To replace the hard disk driveReplacing a memory module Replacing the Power supply Replacing the graphic card Lenovo H520sHardware Maintenance Manual Replacing the system fan Replacing the microprocessor fanReplacing the heat-sink Replacing the CPU Lenovo H520sHardware Maintenance Manual Replacing the Wi-Fi card Replacing the front USB/card reader/audio module Replacing the motherboard Lenovo H520sHardware Maintenance Manual Mother Board FRU listsProcessor MemoryMT16JTF51264AZ-1G4D1 4GB DDRIII1333RAMR HMT351U6CFR8C-PB 4GB D3-1600RAM-HF Hard DriveGraphic Card Power SupplyOptical Drive MechanicalTV Tunner Wi-Fi PCI-E Interface CardRemote Controller USB 3.0 PCI-E Interface CardKeyboard & Mouse Chassis Lenovo H520sHardware Maintenance Manual Advanced configuration and power interface Acpi Bios Additional Service InformationPower management Automatic Power-On features
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H520S specifications

The Lenovo H520S is a compact desktop PC designed to cater to both home and office environments. It combines sleek design with robust performance, making it an excellent choice for users seeking versatility in a desktop system. One of the standout features of the H520S is its powerful computing capabilities, driven by Intel's third-generation Core processor family. This ensures that tasks ranging from everyday browsing to demanding applications run smoothly and efficiently.

The design of the Lenovo H520S is notably space-saving, allowing it to fit comfortably in various environments without taking up excessive desk space. With a brushed metal finish and minimalist aesthetic, it blends seamlessly with modern office setups and home entertainment centers alike. The compact chassis not only contributes to its stylish appearance but also enhances portability, making it easier to transport if needed.

In terms of performance, the H520S is equipped with up to 16GB of DDR3 RAM, which provides ample memory for multitasking and running multiple applications simultaneously. The inclusion of integrated graphics and support for discrete graphics options allows users to engage in casual gaming and enjoy multimedia content without lag. For storage, the system offers a range of hard drive options, including traditional HDDs and faster SSDs, catering to different performance and capacity needs.

The desktop is also designed with connectivity in mind. It features multiple USB ports, HDMI output, and audio jacks, ensuring compatibility with a wide range of peripherals and devices. Additionally, the Lenovo H520S includes built-in Wi-Fi and Ethernet options for seamless internet connectivity, enabling users to stay connected whether working from home or in a busy office.

User convenience extends to its energy efficiency, with the H520S being Energy Star certified. This not only contributes to lower energy bills but also reflects Lenovo's commitment to sustainability. Overall, the Lenovo H520S stands out with its combination of compact design, powerful performance, and thoughtful features, making it an ideal choice for anyone looking for a reliable desktop solution that meets both personal and professional needs.