Siemens SIMATIC ET 200M Operating Instructions Manual page 182

Interrupt, error and system messages
9.1 PROFIBUS DP
LEDs
SF BF ON
on off on inadmissible PROFIBUS address
Is the SF LED of an SM / FM also lit?
•
•
off off on There is data exchange between the DP master
and the ET 200M.
The preset configuration and actual configura-
tion of the ET 200M match.
* not relevant
Status and error displays of the IM 153-2
Table 9- 2
LEDs
SF BF / ACT
BF1
off off off
* * *
on off off
on on on
on on off
off flashes off
at
0.5 Hz
on flashes off
at
0.5 Hz
on flashes off
at
2 Hz
182
Meaning
If so: Error or diagnosis in an S7 300 mod-
ule
If not: IM 153-1 is faulty.
ON
off No voltage on the IM 153-2 or there is a
hardware fault with the IM 153-2.
on There is voltage on the IM 153-2. IM 153-2
is functioning.
off IM 153-2 is undergoing a hardware reset
after switching on
on Hardware test after switching on
off The operating system update is running
off The operating system update has conclud-
ed successfully
off external error, e.g. unsuitable operating
system or SIMATIC Micro Memory card
off internal error, e.g. when writing the up-
date files
On the IM 153-1 set a valid PROFIBUS address (1 to
125)
Check the SM / FM with the diagnostics. Replace
the S7-300 module or the IM 153-1 or contact your
Siemens representative.
—
Meaning
Operating Instructions, 04/2022, EWA-4NEB7806006-09
Remedy
Remedy
Switch on the power supply module or
replace the IM 153-2.
—
—
—
—
with IM 153-2Bx00:
remove the SIMATIC Micro Memory card
and switch off the IM 153-2.
Use a suitable operating system for the
update.
Do not remove the SIMATIC Micro Memory
card during the update (only with IM 153-
2Bx00).
Repeat the update process.
If the LEDs indicate an error, the internal
memory is faulty.
ET 200M