Samsung 400TS-3 - Manual (Page 151)

(Refer to Connecting a Computer)
Problems related to the Screen
Note
Problems related to the LCD Display screen and their solutions are listed.
Q: The screen is blank and the power indicator is off.
A: Ensure that the power cord is firmly connected and the LCD Display is on.
(Refer to the Connecting a Computer)
Q: "No signal" message.
A: Ensure that the signal cable is firmly connected to the PC or video sources.
(Refer to the Connecting a Computer)
A: Ensure that the PC or video sources are turned on.
Q: "Not Optimum Mode" message.
A: Check the maximum resolution and the frequency of the video Adaptor.
A: Compare these values with the data in the Preset Timing Modes Chart.
Q: The picture rolls vertically.
A: Check if the signal cable is securely connected. Re-connect it, if necessary.
(Refer to Connecting a Computer)
Q: The image is not clear; picture is blurred.
A: Run Frequency Coarse and Fine tuning.
A: Turn on again after removing all accessories (video extension cable, etc.)
A: Set the resolution and frequency to the recommended ranges.
Q: The picture image is unstable and shakes.
A: Check if the resolution and frequency set for the computer video card falls in the range supported
by the LCD Display. If not, reset them referring to the current Information under the LCD Display
menu and Preset Timing Modes.
Q: Ghost images are shown in the picture.
A: Check if the resolution and frequency set for the computer video card falls in the range supported
by the LCD Display. If not, reset them referring to the current Information under the LCD Display
menu and Preset Timing Modes.
Q: The image is too light or too dark.
A: Adjust the Brightness and Contrast.
(Refer to the Brightness, Contrast)
Q: The screen Color is inconsistent.
A: Adjust the Color Control option in the OSD adjustment menu.
Troubleshooting