8
FAULT DIAGNOSIS
76
8027439/V1-0/2022-02|SICK
A D D E N D U M T O O P E R A T I N G I N S T R U C T I O N S | Track and trace cabinet TTC100-2
Subject to change without notice
8
Fault diagnosis
8.1
Displays on the controller
8.1.1
Checking system readiness
If all of the connected sensors are configured and working properly, the
SYSTEM READY
LED lights up on the controller.
This means that the controller has received a positive feedback signal from all the
components and that the devices are communicating with one another.
Fig. 42: Checking system readiness on the controller
If the LED does not light up, possible causes might be:
Cause
Remedy
Connected sensor
component is defective.
▸
Replace the device.
CAN cable is attached
incorrectly.
▸
Check the CAN cabling and establish connections in
accordance with the electrical diagram.
Defective Ethernet
connection to sensor
components.
▸
Check the Ethernet connections.
Ethernet cable is defective.
▸
Replace the Ethernet cable.
Tab. 22: Checking system readiness on the controller
