Lenovo 59387520 manual Troubleshooting Bios password problems, Sleep problems

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Chapter 4. Troubleshooting

BIOS password problems

I forgot my password.

• If you forget your user password, you must ask the

 

system administrator to reset your user password.

 

• If you forget your HDD password, a Lenovo

 

authorized servicer cannot reset your password or

 

recover data from the hard disk. You must take your

 

computer to a Lenovo authorized servicer or a

 

marketing representative to have the hard disk drive

 

replaced. Proof of purchase is required, and a fee will

 

be charged for parts and service.

 

• If you forget your administrator password, a Lenovo

 

authorized servicer cannot reset your password. You

 

must take your computer to a Lenovo authorized

 

servicer or a marketing representative to have the

 

system board replaced. Proof of purchase is required,

 

and a fee will be charged for parts and service.

Sleep problems

The critical low-battery error message appears, and the computer immediately turns off.

The computer enters sleep mode immediately after Power-on self-test (POST).

•The battery power is getting low. Connect the AC power adapter to the computer, or replace the battery with a fully charged one.

•Make sure that:

-The battery is charged.

-The operating temperature is within the acceptable range. See “Chapter 2. Use and care Information” of Lenovo Safety and General Information Guide.

Note: If the battery is charged and the temperature is within range, have the computer serviced.

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Contents Lenovo IdeaPad Z710 Regulatory Notice Contents Page Getting to know your computer Top viewGetting to know your computer Integrated Touch pad„ Using the keyboard Numeric keypad„ Keyboard function keys Function key combinations Left-side view „ Connecting USB devices „ Connecting a Bluetooth device Enabling Bluetooth and Wlan communications on your computerRight-side view USB portFront view IndicatorsSymbol Indicator status Meaning System status„ Using memory cards not supplied Inserting a memory cardRemoving a memory card Bottom view Configuring the operating system for the first time Start screen DesktopSearch charm Starting to use WindowsCharms Start charm Settings charmShare charm Devices charm„ Putting your computer to sleep „ Shutting down the computer Enabling wireless connection Connecting to a wireless networkHelp and support „ Backing up the system partition „ RestoringLenovo OneKey Recovery system „ Drivers and preinstalled software „ Finding information„ Lenovo OneKey Recovery system „ Bios setup utilityTroubleshooting When do I need to change the boot mode? „ Getting helpTroubleshooting Display problemsTroubleshooting Bios password problems Sleep problemsDisplay panel problems WorkHard disk drive problem Troubleshooting Sound problemsBattery problems OneKey Recovery system problemsOther problems Replacing the battery Appendix. CRU instructionsReplacing the backup battery Appendix. CRU instructionsAppendix. CRU instructions Replacing the hard disk drive Handling a hard disk driveAppendix. CRU instructions Appendix. CRU instructions Appendix. CRU instructions Replacing memory Appendix. CRU instructions Appendix. CRU instructions Replacing the Mini PCI Express Card Appendix. CRU instructions Appendix. CRU instructions Removing the optical drive Trademarks Page En-US Rev. AA00

59387520 specifications

The Lenovo 59387520, also known as the ThinkPad L470, is a versatile laptop designed for business professionals and students alike. It combines robust performance, reliable durability, and advanced security features, making it a popular choice among users seeking efficiency and portability.

At the core of the ThinkPad L470, you'll find powerful processing capabilities. Equipped with Intel Core processors, it offers a smooth computing experience, whether you're running resource-intensive applications or multitasking with several programs open simultaneously. The laptop supports up to 32GB of RAM, ensuring that it can handle demanding workloads with ease, minimizing lags and interruptions.

One of the standout features of the L470 is its exceptional display options. The laptop offers a 14-inch Full HD IPS screen, delivering vibrant colors and wide viewing angles. This makes it perfect for presentations, video conferencing, or just enjoying multimedia content. The anti-glare coating allows for comfortable viewing in various lighting conditions, making it ideal for both indoor and outdoor use.

Security is a top priority for any business-oriented device, and the ThinkPad L470 does not disappoint. It comes with advanced security features such as a fingerprint reader and features a Trusted Platform Module (TPM) for enhanced data protection. Lenovo's ThinkShield security suite further strengthens the device's defense against potential cyber threats.

Durability is another critical aspect of the L470's design. ThinkPads are renowned for their robust build quality, and the L470 is no exception. It has undergone rigorous testing against military-grade specifications, ensuring that it can withstand the rigors of everyday use, including spills, drops, and extreme temperatures. This makes it a reliable companion for users often on the move.

Connectivity options are plentiful, featuring USB 3.0, USB-C, HDMI, and Ethernet ports, ensuring easy integration with various devices and peripherals. The laptop also supports dual-band Wi-Fi and Bluetooth, providing seamless wireless connectivity for usage in various environments.

Overall, the Lenovo 59387520 (ThinkPad L470) combines performance, durability, and security into a compact and lightweight design. It's an excellent choice for those who need a reliable machine that can handle everyday computing tasks while offering the necessary protection for sensitive data. With its blend of features, this laptop is well-positioned to meet the needs of today's mobile workforce.
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