Setup
Status Indicators
maxon motor control
3-80
Document ID: rel8399
EPOS4 Positioning Controller
Edition: November 2018
EPOS4 Module/Compact 50/8 Hardware Reference
© 2018 maxon motor. Subject to change without prior notice.
3.5.2
Device Status
The LEDs (
B
) display the actual status and possible errors of the EPOS4:
•
Green LED shows the status
•
Red LED indicates errors
Table 3-70
Device Status LEDs
3.5.3
EtherCAT Port
The LED (
C
) displays the link activity of the EtherCAT port (applies for both ports, X14
“IN” and X15 “OUT”):
•
Green LED indicates link activity
Table 3-71
EtherCAT Port LED
LED
Description
Green
Red
Slow
OFF
Power stage is disabled. The EPOS4 is in status…
• “Switch ON Disabled”
• “Ready to Switch ON”
• “Switched ON”
ON
OFF
Power stage is enabled. The EPOS4 is in status…
• “Operation Enable”
• “Quick Stop Active”
OFF
ON
FAULT state. The EPOS4 is in status…
• “Fault”
ON
ON
Power stage is enabled. The EPOS4 is in temporary status…
• “Fault Reaction Active”
Flash
ON
No valid firmware or firmware download in progress
Flash = flashing (
≈
0.9 s OFF/
≈
0.1 s ON)
Slow = slow blinking (
≈
1 Hz)
LED
Description
Green
OFF
Port is closed
Flicker
Port is open / activity is present
ON
Port is open
—
Data rate is 100 Mbit/s
Flicker = continuous flickering (
≈
10 Hz)