Lenovo Y500, Y400 manual Display problems, Bios Password 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 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.)

-The memory is installed correctly.

•If these items are installed and configured correctly, have the computer serviced.

•Restore backed-up files to your Windows environment or the entire contents of your hard disk to the original factory contents using OneKey Recovery. 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 touchpad.

-Press any key on the keyboard.

-Press the power button.

-Press Fn + F2 to confirm whether the LCD screen has been turned off.

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 hard disk drive 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.

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Contents Lenovo IdeaPad Y400/Y500 Regulatory Notice First Edition July Copyright Lenovo Contents Page „ Y400 Getting to know your computerIntegrated camera Computer display Power button JBL speakers„ Y500 Getting to know your computerNumeric keypad Getting to know your computer TouchpadY500 Numeric keypad Y500 „ Using the keyboardY400 Y500 Getting to know your computer Function key combinationsGetting to know your computer VGA port AC power adapterNovo button Jack Ventilation slots„ Connecting a Bluetooth device „ Connecting USB devicesPress Fn + to make configuration C c Microphone jack Headphone jackKensington slot Getting to know your computer USB portMemory card slot „ Y400 „ Y500Inserting a memory card „ Using memory cards not suppliedRemoving a memory card Bottom view Removable module lock Louvers Start screen Desktop Starting to use WindowsSearch charm Starting to use WindowsDevices charm Settings charmStarting to use Windows Share charm Start charm„ Putting your computer to sleep Putting the computer to sleep or shutting it„ Shutting down the computer Connecting to a wireless network Enabling a wireless connectionHelp and support „ Backing up the system partition Lenovo OneKey Recovery system„ Restoring „ Finding information Troubleshooting„ Drivers and preinstalled software „ Lenovo OneKey Recovery systemTroubleshooting „ Bios setup utility„ Getting help Bios Password problems Display problemsDisplay panel problems Troubleshooting Sleep mode problemsAudio problems Hard disk drive problem Troubleshooting Battery problemsOneKey Recovery system problems Your computer does not respond Troubleshooting Other problemsAppendix. CRU instructions Appendix. CRU instructions Replacing the removable moduleAppendix. CRU instructions Trademarks Page V1.0en-US

Y500, Y400 specifications

The Lenovo Y400 and Y500 laptops, part of the IdeaPad series, were well-received by gamers and performance enthusiasts alike upon their release. These portable powerhouses were designed to strike a balance between gaming performance and everyday usability, making them attractive options for a wide audience.

The Lenovo Y400 features a 14-inch display that boasts a resolution of 1366 x 768 pixels, while the Y500 ups the ante with a 15.6-inch Full HD display (1920 x 1080 pixels), delivering enhanced visual fidelity that is particularly appealing for gaming and multimedia consumption. Both models are equipped with LED backlighting, ensuring vibrant colors and deep contrasts that elevate the overall viewing experience.

Powering these machines are Intel's third-generation Core i5 and i7 processors, which provide robust performance for multitasking and demanding applications. The laptops support up to 16GB of RAM, ensuring that users can run multiple applications simultaneously without any hiccups. This is particularly advantageous for gamers who need seamless transitions between games and other programs.

One of the standout features of the Lenovo Y400 and Y500 is their graphics performance. The Y400 offers NVIDIA GeForce GT 650M graphics, which offers excellent 3D capabilities for gamers. The Y500, on the other hand, takes performance to the next level with an optional dual-GPU configuration, utilizing NVIDIA's technology to deliver enhanced frame rates and performance in graphically demanding games.

In terms of storage, both laptops offer a variety of options, including traditional hard drives and solid-state drives, allowing users to select the configuration that best fits their needs for speed and storage capacity. The inclusion of Lenovo's "OneKey Recovery" feature further simplifies data management and backup.

The design philosophy behind the Y400 and Y500 is both aesthetic and functional. Their robust housing features a modern design with customizable keyboard backlighting, which adds an appealing flair while also improving usability in low-light conditions. Additionally, the laptops include an array of ports, such as USB 3.0, HDMI, and audio jacks, providing flexibility for connecting to various peripherals and external displays.

Overall, the Lenovo Y400 and Y500 stand out in the competitive laptop market due to their blend of portability, performance, and aesthetic appeal. They provide an effective solution for users who seek a capable gaming laptop without compromising on style or functionality. Whether for gaming or everyday tasks, these laptops cater to a diverse range of computing preferences.
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