Screen Problems; Audio Problems; Network Problems - Lenovo ThinkCentre neo 30a 24 Gen 3 User Manual

Screen problems

Problem
The screen goes blank while the computer is
on.
The image appears to be flickering.
The image is discolored.

Audio problems

Problem
The sound comes from one of the external
speakers.

Network problems

®
Note: The Wi-Fi and Bluetooth features are optional.
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ThinkCentre neo 30a 22 Gen 3 ThinkCentre neo 30a 24 Gen 3 User Guide
Solution
• The computer voltage matches the voltage available at the
electrical outlet for your country or region.
• Press a key to exit the screen saver.
• Press the power button to wake the computer from sleep or
hibernation mode.
• The brightness and contrast is set correctly.
• If the screen goes blank when some programs start, install the
device drivers for the programs. Refer to the documentation for the
affected program to check whether any device drivers are required.
• The screen might be affected by interference from nearby
equipment. Magnetic fields around other devices, such as
transformers, appliances, fluorescent lights, and other monitors,
might be causing the problem. Move fluorescent desk lighting or
any equipment that produces magnetic fields farther away from the
screen. If the problem persists, turn off the computer. Then, adjust
the placement of the computer and other devices so that they are
at least 305 mm (12 inches) apart. Turn on the computer.
• Reset the refresh rate.
1. Right-click a blank area on the desktop.
2. Click Display settings. On the Display tab, change the refresh
rate to be the highest.
• The screen might be affected by interference from nearby
equipment. Move fluorescent desk lighting or any equipment that
produces magnetic fields farther away from the screen.
• Turn off the computer. Then, adjust the placement of the computer
and other devices so that they are at least 305 mm (12 inches)
apart. Turn on the computer.
Solution
• Ensure that the speaker cable is inserted completely into the
connector on the computer.
• Ensure that the cable that connects the left speaker to the right
speaker is securely connected.
• Ensure that the balance settings are set correctly.