Lenovo 59387520 manual Troubleshooting, Display problems

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Chapter 4. Troubleshooting

Troubleshooting --------------------------------------------------------------------------------------

Display problems

When I turn on the computer, nothing appears on the screen.

When I turn on the computer, only a white cursor appears on a blank screen.

My screen goes blank while the computer is on.

•If the screen is blank, make sure that:

-The battery is installed correctly.

-The AC power adapter is connected to the computer, and the power cord is plugged into a working electrical outlet.

-The computer power is on. (Press the power button again for confirmation.)

•If these items are properly set, and the screen remains blank, have the computer serviced.

•Restore backed-up files to your Windows environment or the entire contents of your hard disk to its original factory contents using the Lenovo OneKey Recovery system. If you still see only the cursor on the screen, have the computer serviced.

•Your screen saver or power management may be enabled. Do one of the following to exit from the screen saver or to resume from sleep mode:

-Touch the touch pad.

-Press any key on the keyboard.

-Press the power button.

-Press F9 ( ) to confirm whether the backlight for the LCD screen has been turned off.

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Contents Lenovo IdeaPad Z710 Regulatory Notice Contents Page Top view Getting to know your computerTouch pad Getting to know your computer IntegratedNumeric keypad „ Using the keyboard„ Keyboard function keys Function key combinations Left-side view „ Connecting USB devices Enabling Bluetooth and Wlan communications on your computer „ Connecting a Bluetooth deviceUSB port Right-side viewSymbol Indicator status Meaning IndicatorsFront view System statusRemoving a memory card „ Using memory cards not suppliedInserting a memory card Bottom view Start screen Desktop Configuring the operating system for the first timeCharms Search charmStarting to use Windows Share charm Settings charmStart charm Devices charm„ Putting your computer to sleep „ Shutting down the computer Connecting to a wireless network Enabling wireless connectionHelp and support „ Restoring „ Backing up the system partitionLenovo OneKey Recovery system „ Finding information „ Drivers and preinstalled softwareTroubleshooting „ Lenovo OneKey Recovery system„ Bios setup utility „ Getting help When do I need to change the boot mode?Display problems TroubleshootingSleep problems Troubleshooting Bios password problemsWork Display panel problemsBattery problems Troubleshooting Sound problemsHard disk drive problem OneKey Recovery system problemsOther problems Appendix. CRU instructions Replacing the batteryAppendix. CRU instructions Replacing the backup batteryAppendix. CRU instructions Handling a hard disk drive Replacing the 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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