Panasonic JS-925WS-010 Service Manual page 41

ENTER 1 (OK) or 2 (NG)
5) All blue test
It is confirmed that there is neither dot omission nor a misregistration.
If it is OK, press [1 (OK)] button or press [1] key in keyboard
If it is NG, press [2 (NG)] button or press [2] key in keyboard.
Screen of LCD
A few seconds later
ENTER 1 (OK) or 2 (NG)
***** Video Green Screen Test.*****
(all blue)
***** Video Blue Screen Test.*****
33
1(OK)
2(NG)
1(OK) 2(NG)