Siemens SIMATIC ET 200SP Manual page 38

Interrupts/diagnostic messages
6.1 Status and error display
Meaning of the LED displays
The following tables show the meaning of the status and error displays. You can find
solutions for diagnostics alarms in section Diagnostics alarms (Page 42).
The DIAG LED and the channel status and channel fault LEDs of the outputs are not
designed as safety-related LEDs and therefore may not be evaluated for safety-related
activities.
DIAG LED
Table 6- 1
38
WARNING
Error display of the LED DIAG
DIAG Meaning
Backplane bus supply of the ET 200SP not okay
Off
Module parameters not configured
Flashing
Module parameters configured and no module diagnostics
On
Module parameters configured and module diagnostics
•
Flashing Operation in S7-1200/1500 F-CPUs: At least one channel is waiting for user
•
acknowledgment.
Operation in S7-1200/1500 F-CPUs: The F-module expects user acknowledg-
•
ment after a module error.
Flashing
Operation in S7-300/400 F-CPUs: The F-module is waiting for user acknowl-
•
edgment.
Digital output module F-DQ 8x24VDC/0.5A PP HF (6ES7136-6DC00-0CA0)
Manual, 05/2017, A5E38578424-AA