5
o
peration
5-50
8. LED status indicators
Operation statuses are indicated by 2 types of LEDs located on the front face of the controller.
The following table shows the LED statuses and their meanings.
LED Name
Color
Status
Meaning
PWR
Blue
OFF
Control power shutoff
Blinking (at 0.5sec intervals)
Servo OFF
ON (constant ON)
Servo ON
ERR
Red
OFF
Control power shutoff or no active error alarms (normal)
Blinking (at 0.5sec intervals)
Error alarm active (external cause)
ON (constant ON)
Error alarm active (internal cause)