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12 | Diagnostics
STOBER
130
05/2019 | ID 442790.01
12.1.3
Drive controller state
3 LEDs on the front of the device provide information about the state of the drive controller.
2
1
3
Fig. 26: LEDs for the state of the drive controller
1
Green: Run
2
Red: Error in axis controller A
3
Red: Error in axis controller B (only for double-axis controllers)
Green LED
Behavior
Description
Off
No supply voltage or axis controller A or B faulty
Single blink
STO active
Flashing
At least 1 axis controller ready to switch on; no axis controller faulty
On
At least 1 axis controller enabled; no axis controller faulty
Rapid flashing
Data is written to internal memory and the SD card
Tab. 137: Meaning of the green LED (run)
Red LED
Behavior
Description
Off
No error
Flashing
Warning
On
Fault
Rapid flashing
No configuration active
Tab. 138: Meaning of the red LEDs (error)
Pattern when starting the drive controller
LEDs:
Green/Red/Red
Behavior
Description
On
Short phase while the firmware starts up
On
On
Tab. 139: States of the LEDS when starting the drive controller