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Operation
Module error
Test pulse error
8.2
Display elements
Legend
8.2.1
Display elements for module diagnostics
The module has an LED for displaying operating states ("On" LED) and module errors
("Err" LED).
ERR
On
I 00
O 02
O 00
I 01
O 03
O 01
I 02
I 03
On
ERR
Operating Manual PSSu K F FAU B, PSSu K F FAU P
1003434-EN-05
Statement
Possible causes: Short cir-
cuit between a test pulse
and a supply voltage, or a
defective module.
LED on
LED flashes
LED off
LED
Designation
RUN
FLT
PROT
HALT
On
OSSD
MUTE
RLNK
MBUS
HMI
M2M
LNK1
TRF1
LNK2
TRF2
Err
Remedy
Rectify the short circuit or
change the faulty module.
Meaning
Colour
Status
- - -
Module is not in operation
Green
Module in operation
- - -
No error
Red
Module is faulty
Red
External error on the inputs/out-
puts or in the supply voltage for
the periphery supply
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