Sony KD-43X7 F Series Service Manual page 122

4.7 Serial Number Edit
3) After user input data , press <Enter>. Pop
dialog will appear to inform user to confirm
data. Press → or ← button to select YES or
NO. Select YES if input data is correct. Select
NO if input data is incorrect. Press <Enter> to
save answer.
* The font color of YES is change to black when it is
selected.
4) If YES is selected, the input data is saved
into EEPROM. "SERIAL NUMBER EDIT" is
greyed out and the serial number that
has been input is displayed. User will
not able to select "SERIAL NUMBER
EDIT" to edit anymore.
122
SYS SET