Diagnosis with LEDs
24/48
LED
CANopen
Communication status
CAN
Red/green
Table 17: LEDs CANopen
LED
DeviceNet
System status
SYS
Yellow/green
Communication status
MNS
Red/green
Table 18: LEDs DeviceNet
5.2
System LED
The system status LED
SYS
can assume the states described below.
LED
Color
State
Description
SYS
Duo-LED: yellow RDY / green RUN
(green)
On
The firmware is running.
(green)
Blinking
During the formatting of the file system
(yellow)
On
A system error has occurred.
(yellow)/
(green)
Blinking,
3x yellow,
3x green
Firmware crash, unrecoverable (an internal exception occurred that
cannot be handled)
(yellow)/
(green)
Blinking, 1 Hz Firmware update mode active: The firmware is idle and waiting for
the update file.
(yellow)/
(green)
Blinking, 4 Hz Firmware update mode active: A firmware update is being installed.
(gray)
Off
·
No supply voltage: No supply voltage for the device or hardware
defect.
·
During a firmware reset
Table 19: States of the SYS-LED
LED state
Definition
Blinking
The LED turns on and off in phases.
Blinking,
3x yellow,
3x green
The LED turns on and off, with a frequency of approx. 1 Hz:
·
3x yellow "On" for 500 ms and "Off" for 500 ms and
·
3x green "On" for 500 ms and "Off" for 500 ms.
Blinking,
yellow/green,
1 Hz, 4 Hz
The LED turns on in phases yellow or green, with a frequency of approx.:
·
1 Hz: 1 x yellow "On" for 500 ms and 1 x green "On" for 500 ms,
·
4 Hz: 1 x yellow "On" for 125 ms and 1 x green "On" for 125 ms.
Table 20: Definitions of the states of the SYS LED
CIFX M223090AE-CO\F | Hardware description and installation
DOC210203UM02EN | Revision 2 | English | 2021-09 | Released | Public
© Hilscher 2021