Siemens 6ES7547-1JF00-0AB0 Manual page 29

Diagnostic alarms
5.1 Status and error displays
Cn LEDs
Valid for IO-Link port in port status.
Table 5- 3
Qn LEDs
Valid for the IO-Link port that is in standard DI mode.
Table 5- 4
28
Status displays of LEDs C1 to C8
C1 to C8
Off
Flashes (green)
On (green)
On (red)
Status displays of LEDs Q1 to Q8
Q1 to Q8
Off
On (green)
Communication module IO-Link Master CM 8xIO-Link (6ES7547-1JF00-0AB0)
Meaning
The port is disabled or in standard DI mode.
The port is in IO-Link mode, the device is not connected or
the port is not connected with the configured device.
Port in IO-Link mode, device not connected
Wire break or short-circuit to ground
•
Supply voltage L+ missing or too low
•
IO-Link device error
•
Meaning
Process signal = 0 in standard DI mode, deactivated or in IO-Link
mode
Process signal = 1 in standard DI mode
Manual, 03/2019, A5E45488510-AA