Setup
Status Indicators
maxon motor control
EPOS4 Positioning Controller
Document ID: rel8399
3-79
EPOS4 Module/Compact 50/8 Hardware Reference
Edition: November 2018
© 2018 maxon motor. Subject to change without prior notice.
3.5.1
NET Status
The LEDs (
A
) display the actual status and possible errors of the EPOS4 in respect to
the NET network:
•
Green LED shows the RUN state
•
Red LED indicates errors
Table 3-69
NET Status LEDs
LED
Description
Green
Red
OFF
—
EPOS4 is in state INIT
Blink
—
EPOS4 is in state PRE-OPERATIONAL
Single flash
—
EPOS4 is in state SAFE-OPERATIONAL
ON
—
EPOS4 is in state OPERATIONAL
Flicker
—
EPOS4 is in state BOOTSTRAP
—
OFF
EPOS4 is in operating condition
—
Double flash
An application watchdog timeout has occurred
Example: Timeout of Sync Manager Watchdog
—
Single flash
EPOS4 has changed the COM state due to an internal error
Example: Change of state “Op” to “SafeOpError” due to Sync Error
—
Blink
General Configuration Error
Example: State change commanded by master is not possible due to
actual settings (register, object, hardware configuration)
Blink = continuous blinking (
≈
2.5 Hz)
Flash = flashing (
≈
0.2 s), followed by pause of 1 s
Flicker = continuous flickering (
≈
10Hz)