Siemens IM 153-4 PN, Operating Instructions Manual

Page: 188 / 274

Interrupt, error and system messages
9.1 PROFIBUS DP
ET 200M
186
Operating Instructions, 12/2008, EWA-4NEB780600602-08
LEDs
SF BF ON
Meaning Remedy
on off on inadmissible PROFIBUS address
Is the SF LED of an SM / FM also lit?
• If so: Error or diagnosis in an S7 300
module
• If not: IM 153-1 is faulty.
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.
off off on There is data exchange between the DP
master and the ET 200M.
The preset configuration and actual
configuration of the ET 200M match.
—
* not relevant
Status and error displays of the IM 153-2
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Table 9- 2
LEDs
SF BF /
BF1
ACT ON
Meaning Remedy
off off off off No voltage on the IM 153-2 or there is a
hardware fault with the IM 153-2.
Switch on the power supply module or
replace the IM 153-2.
* * * on There is voltage on the IM 153-2.
IM 153-2 is functioning.
—
on off off off IM 153-2 is undergoing a hardware reset
after switching on
—
on on on on Hardware test after switching on —
on on off off The operating system update is running —
off flashes
at
0.5 Hz
off off The operating system update has
concluded successfully
with IM 153-2Bx00:
remove the SIMATIC Micro Memory
card and switch off the IM 153-2.
on flashes
at
0.5 Hz
off off external error, e.g. unsuitable operating
system or SIMATIC Micro Memory card
Use a suitable operating system for the
update.
Do not remove the SIMATIC Micro
Memory card during the update (only
with IM 153-2Bx00).
on flashes
at
2 Hz
off off internal error, e.g. when writing the update
files
Repeat the update process.
If the LEDs indicate an error, the
internal memory is faulty.