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Produttore : Acer File Size : 3.96 mb File Nome : Lingua di insegnamento:

• The display device might be set to an external monitor. Press the Fn + F5 hot key to toggle the display setting. • The system may be in standby mode. Try pressing the power button to resume. The image is not full-screen. Make sure that the resolution is set to a resolution your system supports: • Right click on your Windows desktop and select Properties to bring up the Display Properties dialog box. Alternatively, click on the Display icon in Control Panel. • Click on the Settings tab to check the resolution setting. Resolutions lower than the specified resolution result in a display that is less than full-screen. English EnglishEnglish Troubleshooting 62 There is no audio coming from my computer. Check the following: • The volume may be muted. In Windows, look at the volume control icon on the taskbar. If it is crossed-out, click on the icon and deselect the Mute option. • The volume level may be too low. In Windows, click on the volume control icon on the taskbar, and then use the slider control to increase the volume level. • If headphones are connected to the headphone jack on the computer, your computer's built-in speakers will be turned off. My external microphone does not work. Check the following: • Make sure that the external microphone is properly plugged into the microphone-in jack on the computer. • Make sure that the volume is not muted or set too low. I can't eject the optical drive tray with my computer turned off. The computer needs to be turned on for the optical drive eject button to function. If you need to eject the optical drive tray when the computer is turned off, push a straightened paper clip into the optical drive emergency eject hole. See “Emergency ejection of the optical drive tray” on page 23 for more information. The keyboard does not respond. Try attaching an external USB keyboard to one of your computer's USB ports. If it works, the internal keyboard might have become disconnected. Contact your dealer or an authorized service center. The optical drive cannot read a disc. Check the following: • Make sure that the disc is supported by the drive. If your computer has a CD-ROM drive, it can read CDs but cannot read DVDs. If your computer has a DVD drive, it can read both CDs and DVDs. • When placing a disc in the drive tray, make sure that it is secure on the spindle of the drive tray. • Make sure that the disc is free from scratches or smudges. If the disc is dirty, clean it using a disc cleaning kit. • If the disc is OK, the drive head might be dirty. Clean it using a drive head cleaning kit. 63 The printer does not work. Check the following: • Make sure that the printer is connected to a power outlet and it is turned on. • Check that the cable is properly connected to the appropriate ports on both the computer and the printer. • If you are using a printer connected to your computer's parallel port, restart the computer. Windows needs to find the new hardware and install the necessary drivers. I want...

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