4.15
Active Line Modules
4.15.1
ALM status displays
Status displays
The Active Line Module (ALM) has the following status displays, which provide information
about the module status:
LED state
Description, cause
Remedy
RDY
DC LINK
OFF
OFF
Electronics power supply is missing or outside permissible
tolerance range.
–
Green
OFF
The component is ready for operation and cyclic DRIVE-
CLiQ communication is taking place.
–
Orange
The component is ready for operation and cyclic DRIVE-
CLiQ communication is taking place.
The DC link voltage is present.
–
Red
The component is ready for operation and cyclic DRIVE-
CLiQ communication is taking place.
The DC link voltage is too high.
Check the line supply
voltage.
Orange
Orange
DRIVE-CLiQ communication is being established.
–
Red
–
This component has at least one fault.
Note:
The LED is controlled irrespective of the corresponding
messages being reconfigured.
Remove the fault and
acknowledge.
Green/red (0.5 Hz) -
Firmware is being downloaded.
–
Green/red (2 Hz)
-
Firmware download has been completed. Wait for POW‐
ER ON.
Carry out a POWER
ON.
Green/orange or
red/orange
–
Component recognition via LED is activated (p0124).
Note:
Both options depend on the LED status when module rec‐
ognition is activated via p0124 = 1.
–
DANGER
Danger to life through electric shock due to the residual charge of the DC link capacitors
Hazardous DC link voltages may be present at any time regardless of the state of the
"DC LINK" LED. The warning information on the components must be carefully observed!
Service cases - hardware
4.15 Active Line Modules
Software and hardware
196
Service Manual, 08/2018, 6FC5397-5DP40-6BA1