User manual LENOVO IDEAPAD Y710

[. . . ] Lenovo IdeaPad Y710 User Guide V1. 0 Includes: · Important safety information · Tips for taking care of your computer · Function and features · Service and troubleshooting · Warranty information Note Before using this information and the product it supports, be sure to read the following: · Safety and Warranty Guide included in the package with this publication. · Regulatory Notice included in the package with this publication. · OneKey Recovery User Guide included in the package with this publication. First Edition (November 2007) © Copyright Lenovo 2007. GOVERNMENT USERS ­ RESTRICTED RIGHTS: Our products and/or services are provided with RESTRICTED RIGHTS. [. . . ] If the sleep indicator is off, your computer is in sleep/hibernation mode or power-off state. Connect the AC adapter to the computer; then press the power button to resume operation. If the system still does not return from sleep mode, your system has stopped responding, and you cannot turn off the computer; reset the computer. To reset the computer, press and hold the Power button for 4 seconds or more. If the computer is still not reset, remove the AC adapter and the battery. 60 Chapter 4. Troubleshooting Computer Screen Problems The screen is blank. Do the following: If you are using the AC adapter, or using the battery, and the battery status indicator is on (is blue), press Fn + to make the screen brighter. If the Power indicator is in blinking blue, press any key or the Power button to resume from the sleep mode. If you still have the problem, do the Solution in the following problem "The screen is unreadable or distorted. " The screen is unreadable or distorted. Make sure that: The display device driver is installed correctly. Right-click on the desktop, and select Personalize from the pull down menu. Click Display Settings and check whether the screen resolution and color quality are correctly set. Make sure that the correct device driver name is shown in the adapter information window. Note: The device driver name depends on the video chip that has been installed on your computer. If you are prompted for an administrator password or confirmation, enter the password or provide confirmation. Check the "Device status" box and make sure the device is working properly. Click the Properties button or the Troubleshoot button. 61 Chapter 4. Troubleshooting Incorrect characters appear on the screen. Did you install the operating system or application program correctly?If they are installed and configured correctly, have the computer serviced. Missing, discolored, or bright dots appear on the screen every time you turn on your computer. This is an intrinsic characteristic of the TFT technology. Your computer's display contains multiple thin-film transistors (TFTs). A small number of missing, discolored, or bright dots on the screen might exist all the time. A message, "Unable to create overlay window, " appears when you try to start DVD playback. -orYou get poor or no playback while running video playback, DVD playback, or game applications. Do either of the following: If you are using 32-bit color mode, change the color depth to 16-bit mode. If you are using a desktop size of 1280×1024 or larger, reduce the desktop size and the color depth. Sound Problems No sound can be heard from the speaker even when the volume is turned up. Make sure that: The Mute function is off. To check the settings, right-click the Sound icon at the bottom-right corner of the task bar and select Playback from the pull down menu. [. . . ] 15 L Lenovo game zone. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 D Display Adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 M Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 Microphone Built-in. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10, 27 E EasyCapture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 F FCC Statement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 Frequently Asked Questions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 Function key combinations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 N Notice Electronic Emissions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 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