BL20 - Gateway for CANopen
D301087 0308 - BL20 CANopen3-28
Table 11:
LED indicators
LED Status Meaning Remedy
GW OFF CPU not supplied.
Green 5 V DC operating
voltage is present; firm-
ware is active; gateway
is ready for operation
and transfer
-
GW:
green,
flashing,
1Hz
IOs: red
Firmware not active Reload the firmware!
Green,
flashing,
4 Hz
Firmware active,
gateway hardware is
defect
Replace the gateway.
Additional diagnosis indication for BL20-GWBR-CANOPEN
GW green,
blinking,
1 Hz
U
SYS
: undervoltage or
overvoltage
U
L
: undervoltage
Check that the supply
voltage is within the
permissible range.
IOs - CPU not supplied. Check the voltage
supply.
Green Module bus is running,
the configured module
bus station corre-
sponds to the physi-
cally connected
station, communication
is active.
-
Green,
flashing
1 Hz
Station is in the
I/O-ASSISTANT Force
Mode.
Deactivate the
I/O-ASSISTANT Force
Mode.
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