Acer B248Y - Cable and Connector Specifications; Display Data Channel (DDC); 15-pin Color Display Signal Cable

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3. Install RTD tool.
Note: If the F/W Upgrade use the same ISP tool as the EDID writing, you must close the EDID writing tool before
running the F/W Upgrade tool.
3.1. double- clicks the icon to run it.
Note: Must to install driver firstly
3.2. Choose the FTDIUSB communication way.