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RGB high tones (Especially green) are lost when HDMI connection used on the CG3145 / CG319X.

The issue happens when input signal(HDMI) does not have colorimetry information.

In this case,听monitors听can not听convert the input signal correctly, and as a result, RGB high tones (Especially green) are lost.

听

Here is how to check听 if HDMI signal has "colorimetry information" or not:

1. Press any of the front buttons (except power button), the operation guide appears on the screen.

2.銆赌Select听 听to displays the Setting menu.

3.銆赌Select "Signal".

4.銆赌Please refer to a screenshot of the Setting menu below.

When input signal does not have colorimetry information, signal Information of OSD shows 鈥淪MPTE170M/BT.709鈥�.

听

听

听

If听input signal does not have colorimetry information and having this issue, please try following countermeaure:

1. Use a DisplayPort connection instead

2. Try changing the signal/resolution of an signal source device for the monitor to get colorimetry information

3. Please update the firmware (Permanent fix)

Please refer to the link

銆赌CG3145 for Win

銆赌CG3145 for Mac

銆赌CG319X for Win

銆赌CG319X for Mac