Samsung S24C570HL User Manual Ver.1.0 (English) - Page 79
Check Signal Cable, Not Optimum Mode, Coarse, INFORMATION, Brightness, Contrast, COLOR
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9 Troubleshooting Guide Screen issue The message Check Signal Cable appears. Check that the cable is properly connected to the product. (Refer to "2.3 Connecting and Using a PC") Check that the device connected to the product is powered on. Not Optimum Mode is displayed. This message appears when the signal from the graphics card exceeds the maximum resolution or frequency for the product. Change the maximum resolution and frequency to suit the product performance, referring to Standard Signal Mode Table (page 86). The images on the screen look distorted. Check the cable connection to the product (Refer to "2.3 Connecting and Using a PC") The screen is not clear. The screen is blurry. Adjust Coarse (page 52) and Fine (page 53). Remove any accessories (video extension cable, etc.) and try again. Set the resolution and frequency to the recommended level. (Refer to "10.1 General") The screen appears unstable and shaky. There are shadows or ghost images left on the screen. Check that the resolution and frequency for the PC are within the range of resolution and frequency compatible with the product. Next, if required, change the settings, referring to Standard Signal Mode Table (page 86) in this manual and the INFORMATION menu on the product. The screen is too bright. The screen is too dark. Adjust Brightness (page 41) and Contrast (page 42). Screen color is inconsistent. Change the COLOR settings. (Refer to " Configuring Tint") The colors on the screen have a shadow and are Change the COLOR settings. distorted. (Refer to " Configuring Tint") White does not really look white. There is no image on the screen and the power LED blinks every 0.5 to 1 second. Change the COLOR settings. (Refer to " Configuring Tint") The product is operating in power-saving mode. Press any key on the keyboard or move the mouse to return to normal operating mode. 79 9 Troubleshooting Guide