2.4.2 Choose "Information". Confirm "DDC/CI Support" show "Yes". If not, you can't use DT Toolbox.
2.4.3 Choose "Raw".
2.4.4 Input "6e 51 86 03 fe e1 a0 00 01", then tick "Send or receive raw I2C data", click "Send".
2.4.5 Press the menu button of monitor to enter into the factory mode.
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