4.19 Hub Modules
4.19.1 DMC20 status displays
Status displays
The DRIVE-CLiQ Hub Module DMC20 has the following status displays, which provide
information about the module state:
LED Color State Description, cause Remedy
RDY - Off Electronics power supply is missing or outside
permissible tolerance range.
–
Green Continuous light The component is ready for operation and cy‐
clic DRIVE-CLiQ communication is taking
place.
–
Orange Continuous light DRIVE-CLiQ communication is being establish‐
ed.
–
Red Continuous light This component has at least one fault. Remove and acknowl‐
edge fault.
Note:
The LED is controlled irrespective of the corre‐
sponding messages being reconfigured.
Green/red Flashes at 0.5 Hz Firmware is being downloaded. –
Flashes at 2 Hz Firmware download has been completed. Wait
for POWER ON
Carry out a POWER ON.
Green/orange
or red/orange
Flashing Component recognition via LED is activated
(p0154).
–
Note:
Both options depend on the LED status when
activated via p0154 = 1.
Service cases - hardware
4.19 Hub Modules
Software and hardware
228 Service Manual, 08/2018, 6FC5397-5DP40-6BA1
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