What to do if Lenovo ThinkCentre E73z Desktop keyboard does not work?
If the keyboard isn't working on your Lenovo Desktop, ensure: * The computer is turned on. * The keyboard is securely connected to a USB connector. * No keys are stuck.
How to troubleshoot Lenovo Desktop that cannot connect to the network?
If your Lenovo Desktop can't connect to the network, ensure that: * The cable is installed properly. * You are using the correct device driver. * The switch port and the adapter have the same duplex setting. * You have installed all networking software that is necessary for your network environment.
How to fix no audio in Windows on Lenovo ThinkCentre E73z Desktop?
If there's no audio in Windows on your Lenovo Desktop, try the following: * If using powered external speakers, ensure they are on and connected to a functional outlet. * Check the speaker volume control to ensure it's not too low. * Use the Windows volume mixer to verify that mute buttons aren't pressed and volume settings are adequate. * If your model has a front audio panel, check its volume. * Ensure external speakers (or headphones) are connected to the correct audio connector. * Confirm the program you're using is designed for Windows, or configured for SoundBlaster if it's a DOS program. * Verify that the audio device drivers are correctly installed.
Why does my Lenovo Desktop beep before starting?
If your Lenovo Desktop beeps multiple times before the operating system starts, verify that no keys are stuck.
Why is DVD playback slow on my Lenovo Desktop?
If playback is very slow or choppy on your Lenovo Desktop, disable any background programs, such as AntiVirus or Desktop Themes.
Why can't I start my Lenovo Desktop from a recovery CD?
If you're unable to use a bootable recovery medium to start your Lenovo Desktop, ensure that the CD or DVD drive is in the startup sequence before the hard disk drive. Note that on some models the startup sequence is permanently set and cannot be changed.
What to do if there is no audio while playing DVD movie on Lenovo ThinkCentre E73z?
If you experience no audio or intermittent audio while playing a DVD movie on your Lenovo Desktop, check the volume control settings on your computer and speakers. Ensure the disc surface is clean and not scratched. Check all cable connections to and from the speakers. You can also use the DVD menu to select a different audio track.
Why is my Lenovo ThinkCentre E73z mouse not working?
If the mouse isn't working on your Lenovo Desktop, make sure that: * The computer is turned on. * The mouse is securely connected to a USB connector on the computer. * The mouse is clean.
Why does my Lenovo ThinkCentre E73z monitor go blank after inactivity?
If the monitor works initially but goes blank after inactivity on your Lenovo Desktop, the computer is probably set for energy savings. Disabling or changing the power-management feature settings might solve the problem.
Why is my Lenovo Desktop screen flickering?
If the image on your Lenovo Desktop monitor appears to be flickering, the monitor might be operating in a low-refresh rate display mode. Set the monitor to the highest, noninterlaced refresh rate supported by your monitor and the video controller in your computer. The monitor might also be affected by interference from nearby equipment. Move fluorescent desk lighting or any equipment that produces magnetic fields farther away from the monitor.
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