Lenovo A720 manual Exiting the Lenovo Bios Setup Utility program

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a.If you do not want to save the settings, select Discard changes and Exit from the menu.

b.If you have changed these settings and want to return to the default settings, select Load Optimal Defaults from the menu.

Exiting the Lenovo BIOS Setup Utility program

After you finish viewing or changing settings, press the Esc key to return to the Lenovo BIOS Setup Utility program main menu. You might have to press the Esc key several times. Do one of the following:

•If you want to save the new settings, select Save changes and Exit from the menu. When the Save & reset window shows, select the Yes button, and then press the Enter key to exit the Lenovo BIOS Setup Utility program.

•If you do not want to save the settings, select Discard changes and Exit from the menu. When the Reset Without Saving window shows, select the Yes button, and then press the Enter key to exit the Lenovo BIOS Setup Utility program.

Chapter 5. Using the Setup Utility 17

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Contents IdeaCentre A720 Hardware Maintenance Manual Page IdeaCentre A720 Hardware Maintenance Manual Page Contents Iv IdeaCentre A720Hardware Maintenance Manual About this manual Important Safety InformationIdeaCentre A720Hardware Maintenance Manual Electrical safety Safety informationGeneral safety IdeaCentre A720Hardware Maintenance Manual Handling electrostatic discharge-sensitive devices Safety inspection guideGrounding requirements Safety noticesTo Connect To Disconnect Do not≥18 kg 37 lbs ≥32 kg 70.5 lbs ≥55 kg 121.2 lbs Environment SpecificationsGeneral information Type IdeaCentre A720IdeaCentre A720Hardware Maintenance Manual General Checkout IdeaCentre A720Hardware Maintenance Manual Using passwords Using the Setup UtilityStarting the Lenovo Bios Setup Utility program Viewing and changing settingsSetting, changing, or deleting a Power-On Password Administrator PasswordSetting, changing, or deleting an Administrator password Select Save changes and Exit from the menu Enabling or disabling a deviceSelecting or changing the startup device sequence Selecting a startup deviceSelecting a temporary startup device Exiting the Lenovo Bios Setup Utility program IdeaCentre A720Hardware Maintenance Manual Error FRU/Action Symptom-to-FRU IndexHard disk drive boot error Power Supply ProblemsPost Error Message Description/Action Post error codesUndetermined problems Font view Locating connectors, controls and componentsLeft and right view Rear view CPU Hardware componentsIdentifying parts on the motherboard TV-Tuner card connector Battery Identifying parts on the back of the LED panel IdeaCentre A720Hardware Maintenance Manual General information Pre-disassembly instructionsReplacing hardware To replace the keyboard and mouse Replacing the power cord or power adapterTo replace the power cord and power adapter Replacing the keyboard and mouseTo remove the base cover Removing the base coverTo replace the hard disk drive Replacing the hard disk driveReplacing hardware To replace the system fan Replacing a memory moduleReplacing the system fan To replace a memory moduleTo replace the heat-sink Replacing the heat-sinkTo replace the CPU Replacing the CPUReplacing hardware To replace the optical drive Replacing the optical driveReplacing hardware To replace the optical drive eject board Replacing the solid state diskReplacing the optical drive eject board To replace the solid state diskTo replace the motherboard Replacing the motherboardIdeaCentre A720Hardware Maintenance Manual To replace the speaker system Replacing the speaker systemIdeaCentre A720Hardware Maintenance Manual To replace the TV tuner card Replacing the TV tuner cardTo replace the battery Replacing the batteryTo remove the hinge from the chassis Removing the hinge from the chassisIdeaCentre A720Hardware Maintenance Manual To remove the rear cover Removing the rear coverTo replace the scalar board Replacing the scalar boardReplacing hardware To replace the touch control board Replacing the touch control boardTo replace the converter board Replacing the converter boardTo replace the power switch board Replacing the power switch boardTo replace the Bluetooth module Replacing the Bluetooth moduleTo replace the Wlan card Replacing the Wlan cardTo replace the camera Replacing the cameraTo replace the front function board Replacing the front function boardTo replace the LED panel Replacing the LED panelIdeaCentre A720Hardware Maintenance Manual FRU lists Motherboard Item # FRUs Service Part Number FRUOptical disk drive MemoryHard disk drive Solid state diskHeat-sink Power SupplyRemote control Bluetooth moduleKeyboard Touch control boardMouse Power cordsPanel Back Light Cable MechanicalIdeaCentre A720Hardware Maintenance Manual Automatic Power-On features Additional Service InformationPower management Advanced configuration and power interface Acpi Bios

A720 specifications

The Lenovo A720 stands out as a versatile and stylish all-in-one PC that caters to both home entertainment and productivity needs. Launched as part of Lenovo's A-series lineup, it combines powerful performance with an elegant design, making it an appealing choice for users seeking a comprehensive computing solution.

One of the key features of the Lenovo A720 is its stunning 27-inch display, which boasts a Full HD resolution of 1920 x 1080 pixels. This high-quality display delivers crisp images and vibrant colors, enhancing the overall viewing experience for movies, games, and graphic design tasks. The A720 also comes equipped with multi-touch technology, allowing users to interact with the screen intuitively, facilitating seamless navigation and control.

Under the hood, the Lenovo A720 is powered by Intel's third-generation Core processors, which provide robust performance for multitasking and demanding applications. Depending on the configuration, users can choose between various processor options, including Core i5 and i7, ensuring that they have sufficient processing power for their specific requirements. Coupled with up to 16GB of RAM, the A720 can handle multiple applications running simultaneously, making it an excellent choice for multitaskers.

The A720's storage options include a hybrid of traditional hard drives and solid-state drives, allowing for both capacity and speed. With up to 1TB of storage space available, users can store their files, media, and applications without worrying about running out of space. The integration of SSD technology enhances boot and load times, ensuring a snappy user experience.

For connectivity, the Lenovo A720 offers a wide array of ports, including USB 3.0, HDMI, and audio jacks, making it easy to connect peripherals and external devices. Additionally, it features integrated Wi-Fi and Bluetooth capabilities, enabling seamless wireless connectivity for internet access and file sharing.

Another notable aspect of the Lenovo A720 is its sleek aesthetic, featuring a thin profile and a stand that allows for adjustment of the screen angle. This design not only enhances the aesthetic appeal of the device but also provides ergonomic benefits for prolonged usage.

In conclusion, the Lenovo A720 is a well-rounded all-in-one PC that combines impressive display quality, powerful performance, and modern connectivity options. Its multi-touch screen, strong processing capabilities, and stylish design make it a great choice for both casual users and professionals looking for a comprehensive solution for work and entertainment. Whether for watching movies, playing games, or executing productivity tasks, the Lenovo A720 delivers an exceptional experience.
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