Mitsubishi FREQROL-SF Troubleshooting Manual page 12

(a) External signal 1 (CTMl)
Check the contents of signals by each digit of LED
using the following table.
selectselect
(b) External signal 2 (CTM2)
Check the signal contents by each digit of LED using
the following table.
1
SVON
LED RDY
Digit Servo Ready
O N
ON
0
1
3