6) When the screen as shown below appears, give a check to [EDID_READ] and press the [OK] button.
7) When the screen as shown below appears, confirm that the correct data are displayed in the columns of EDID
DATA CONTENTS and Serial information.
If all the displayed data are [FF] or the like, or if the serial number is different from that of the corresponding unit,
then EDID data writing should be carried out.
8) When a screen of Item 6 is displayed by pressing the [BACK] button, give a check to [EDID_WRITE] and press the
[OK] button.