Radiforce MX241W User Manual - page 31
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Chapter 5 Troubleshooting
Problems
Possible cause and remedy
. Characters are blurred
Check whether the signal setting of your PC matches
the resolution and the vertical frequency settings
for the monitor. (refer to the Setup Manual “Setting
Screen Resolution”)
Adjust using
)
•
•
. Afterimages appear
Use a screen saver or off timer function for a long-
time image display.
Afterimages are particular to LCD monitors. Avoid
displaying the same image for a long time.
•
•
. Green/red/blue/white dots or defective dots
remain on the screen.
This is due to LCD panel characteristics and is not a
failure.
•
. Interference patterns or pressure marks remain
on the screen.
Leave the monitor with a white or black screen. The
symptom may disappear.
•
. Noise appears on the screen.
When entering the signals of HDCP system, the
normal images may not be displayed immediately.
•
. Display position is incorrect.
Adjust image position using Position>. ( If the problem persists, use the graphics board’s utility if available to change the display position. • • 10. Vertical bars appear on the screen or a part of the image is flickering. Adjust using [Clock]. ( ) • 11. Whole screen is flickering or blurring. Adjust using [Phase]. ( • 1. Upper part of the screen is distorted as shown below. This is caused when both composite sync (X-OR) signal and separate vertical sync signal are input simultaneously. Select either composite signal or separate signal. • 1. The adjustment menu does not appear. Check whether the operation lock function works. ) • 1. Mode menu does not appear. Check whether the operation lock function works. ) • 1. The auto adjust function does not work correctly. This function does not work when digital signal is input. This function is intended for use on the Macintosh and on AT-compatible PC running Windows. It may not work properly in either of the following cases. It does not work properly when an image is displayed only on a part of the screen (command prompt window, for example) or when a black background (wallpaper, etc.) is in use. This function does not work correctly with some graphics boards. • • •