
B–63525EN/02
E. LED DISPLAY AND MAINTENANCE
OF STAND–ALONE TYPE UNIT
APPENDIX
947
Number displayed
on LED
On/off status of
4 LEDs
Meaning
jjjj Power is not on.
JJJJ Power is turned on, but the CPU
does not yet start.
JJJJ NC system loading is started by the
boot system.
jJJJ The NC system has started, and
RAM initialization has terminated.
JjJJ Wait for ID setting for each board
jjJJ ID setting for each board has termi-
nated, and CRT initialization has ter-
minated.
JJjJ FANUC bus initialization has termi-
nated.
jJjJ Loading from F–ROM has termi-
nated, PMC initialization has termi-
nated, and the series/edition screen
is displayed.
JjjJ Hardware configuration information
setting for each module has com-
pleted.
jjjJ PMC ladder initialization has com-
pleted.
jJJj Wait for digital servo and spindle ini-
tialization
JJJj Digital servo and spindle initialization
has completed.
Jjjj Initialization has completed. In nor-
mal operation state.
j : Off J : On
E.3.3.5
Display on the
7–segment LED at
power–on