X20 system modules • X20 interface module communication • X20IF1072
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X20 system User's Manual 3.10
4.23.13.4 LED status indicators
Figure
LED
Color
Status
Description
Green
On
Interface module active
STATUS
Red
On
CPU starting up
TxD
Yellow
On
The module is sending data via the CAN bus interface
TERM
Yellow
On
Terminating resistor integrated in the module switched on
Table 585: LED status indicators
4.23.13.5 Operating and connection elements
LED status indicators
IF1 - CAN bus
Node number switches
Terminating resistor switch
on the bottom of the module
Figure 584: Operating and connection elements
4.23.13.6 Node number switch
The node number for the interface is set with the two hex switches.