Siemens SIMATIC ET 200MP Manual page 27

Meaning of the LEDs RUN/ ERROR/ MAINT
Table 5- 1 Meaning of the LEDs RUN/ ERROR/ MAINT
LEDs
RUN ERROR MAINT
Off Off
On On
Flashes Off
Not
relevant relevant
On
Not
relevant relevant
Flashes
Not Not
relevant relevant
Flashes Flashes Flashes
Interface module IM 155-5 PN ST (6ES7155-5AA01-0AB0)
Manual, 11/2017, A5E03612323-AC
Supply voltage not present at interface
module or too small
Off
Test of LEDs during startup: The three
LEDs light up simultaneously for approxi-
On
mately 0.25 s.
Interface module is deactivated.
Off
Interface module is not configured.
ET 200MP starts up.
ET 200MP is reset to factory settings.
Not ET 200MP is currently exchanging data
with the IO controller.
Not Group error and group error channels
The set configuration does not correspond
to the actual configuration of the
ET 200MP.
Invalid configuration states
Parameter assignment error in the I/O
module
Maintenance
On
"Node flash test" is performed. (The LEDs
P1 and P2 of the PROFINET interface are
also flashing.)
Hardware or firmware defective. (The LEDs
P1 and P2 of the PROFINET interface are
not flashing.)
Interrupts and diagnostic, error, and system alarms
Meaning
5.1 Status and error displays
Remedy
Check the supply voltage or turn it on at the
interface module.
---
Activate the interface module with the con-
figuration software or the user program.
Configure the interface module with the
configuration software.
---
Evaluate the diagnostics data and correct
the error.
Check the design of the ET 200MP to see
whether a module is missing or defective,
or whether a non-configured module is
inserted.
See chapter Invalid configuration states of
the ET 200MP on PROFINET IO (Page 38)
Evaluate the display of the module status in
STEP 7 and correct the error in the corre-
sponding I/O module.
See chapter Maintenance events (Page 32)
---
Replace the interface module.
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