Samsung LTP227W Owner's Instructions Manual page 63

TROUBLESHOOTING
Problem Possible Solution
"Not Supported Mode!" Check the maximum resolution and the frequency of
message, the Video Adapter.
Compare these values with the data in the Display
Modes Timing Chart.
the image is too light or too Adjust the Brightness and Contrast.
dark. Adjust the Fine tuning.
Horizontal bars appear to Adjust the Coarse tuning and then adjust the Fine
flicker, jitter or shilmner Oll tuning.
the image.
Vertical bars appear to flicker. Adjust the Coarse tuning and then adjust the Fine
jitter or shilmner on the image, tuning.
Screen is black and power On your computer check: Power,
indicator light blinks steadily. Signal Cable(24-pin DVI)
The TV is using its power managelnent system.
Move the computer's mouse or press a key on the keyboard.
Image is not stable and may If the setting is not correct, use your computer utility
appear to vibrate, prQm'am to change the display settings.
NOTE: Your TV supports multiscan display functions
within the following frequency domain:
• Horizontal frequency: 30 kHz 68 kHz
• Vertical frequency: 56 Hz 85 Hz
• Maxilnum refresh rate: 1280 x 720 @ 60 Hz
Image is not centered on the Adjust the horizontal and vertical position.
screen. Don't adjust the screen position in a Digital Signal.
If a still image is displayed for When you need to leave the monitor
an extended period of time. unused t\_r an extended period of time, adjust
residual images or blurrmg the settings so that the monitor automatically
may appea_ goes into energy saving mode or activates the
screen saver to display moving images.
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