14
TROUBLESHOOTING
Q1: The screen is blank.
A1: Ensure that power is turned on. Check the brightness/contrast settings. Check
the LED INDICATOR. If it is flashing, no video signal is being received. Check
the display settings of the connected device.
Q2: The image is out of focus.
A2: Check the video cable connection.
Q3: The screen is flashing.
A3: There is an issue with the power source. Ensure that devices that could cause
magnetic interference are a safe distance away.
Q4: There is color bleeding, distortion, or other unusual effects.
A4: Check the video cable connection. Connect to another video source for
comparison. Inspect the condition of the ports on the monitor and graphics
card. Adjust the color settings in the monitor and PC display settings.
Q5: The screen is scrolling, rolling, or moving.
A5: Check that the source frequency is in the 55-76 Hz range. Check the video
cable connection.
Q6: The LED INDICATOR is off.
A6: Check the power connection. Ensure that power is turned on.
Q7: There is no video signal.
A7: Confirm PC and graphics card compatibility. Inspect the condition of the ports
on the monitor and graphics card.
