Manual POWM01 / POWM02
MA 1273-A004 EN
26
6.4 Diagnostic by LED Display
The LEDs indicate the status of the power modules by colours and flashing:
Fig. 10: Status LEDs
LEDs
left
right
off
No power supply connected
–
green
Ready, power supply available
U
B
> 20 V
red
–
U
B
< 20 V