
Take a photograph of the screen and send it to SMART support. If it appears correctly, the issue is with the video input. Press the Home button on the front control panel. Replace the video cables that connect computers to the display to determine if the issue is with the cables.Įnsure video cables that connect computers to the display meet the recommended specifications.

Make sure the computer’s display output is configured to a recommended resolution and refresh rate for the display’s inputs. Restart the display and any connected computers. Make sure any connected computers are on and not in Standby mode. Switch to a different input and then back to the first input. If the Home screen appears correctly, the issue is with the video input. There are lines, snow or, other visual noise on the screen. If the currently selected input is a laptop, make sure that the laptop’s external display port is enabled.Įnsure video cables that connect any computers to the display meet the recommended specifications. If the currently selected input is a computer, make sure the computer is not in Standby mode. Make sure the computer is connected to the currently selected input.

The recommended resolutions are 3140 × 2160 60Hz or 1920 × 1080 60Hz.Ī computer is connected to the display, but only a “No signal” message appears on the screen. If the Home screen is displayed, check the external video source and connecting cables.ĭisconnect any cables from the display’s HDMI Output connectors (if used) to determine whether equipment connected to the HDMI output port is causing the problem. See The screen is blank or there’s a problem with the image on the screen Wait up to 30 seconds, or press the Power button to determine if the problem is with an external video source. The status light is lit blue, but the screen is blank. The status light is lit green, but the screen is blank. Press the Power button on the front of the display or on the remote control. The status light is lit red and the screen is blank. Make sure the power cable is working by testing it with a different device. Make sure the power outlet is working by testing it with a different device.

Make sure the switch beside the AC power inlet is in the ON (I) position. If the power cable is connected to a power bar, make sure the power bar is securely connected to the power outlet and turned on.
