CP 503/A, CP 505/A,D,K, CP 507/
A,C
Displays and operating elements
Project engineering manual V1.06
25
© KEBA 2021
4.5
CAN status LEDs
The CAN interface has three status LEDs (RX LED, TX LED and ERROR
LED).
RX LED
Indication
Meaning
Dark
No voltage supply or no reception of a CAN message
Green flashing
Reception of a CAN message
TX LED
Indication
Meaning
Dark
No voltage supply or no sending of a CAN message
Yellow flashing
Sending of a CAN message
ERROR LED
Display
Meaning
Dark
No power supply or error-free transmission
Red
"Bus Off": Faulty transmission with activated CAN channel
(e.g. cable disconnected, faults on cable, faulty slave, etc.)
4.6
EtherCAT status LEDs RJ45
A green link/activity LED is located on every EtherCAT socket (RJ45).
Link/Activity LED
Indication
Meaning
Dark
No connection
Green flashing
Transmission of data
Green
EtherCAT connection established (100 MBit/s, Full Duplex)
4.7
Micro SD Disc Activity LED
A disc activity LED (DISC LED) is located on the front side of the Micro SD
card slot.
DISC-LED
Indication
Bedeutung
Dark
No access to Micro SD card
Red flashing
Access (read or write) to Micro SD card
