B8J200880_E - Technical data
This red LED flashes in a sequence to indicate an error code if
a FAIL condition is preventing pump operation. The error
codes can be used for fault finding as described in Fault
finding on page 110.
Serial Communications
Receive (Rx) LED
This yellow LED flashes briefly whenever activity is detected
on the serial link receive line and can be used for fault finding
the serial link.
Serial Communications
Transmit (Tx) LED
This yellow LED flashes briefly whenever the motor controller
is transmitting data on the serial link transmit line and can be
used for fault finding the serial link.
This bicolour (red and green) LED illuminates green when the
CAN communication is good and active, and red to indicate an
error preventing CAN communication.
This blue LED illuminates or flashes when a bearing service
activity is due or ongoing. Refer to Table: Bearing LED.
Note:
If an external electrical load is connected to the Normal output line, the normal LED may
illuminate.
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