E1...E4 d1 d2 d3 d4 Identi-
fier
000...06
3
AC500-
Display
<− Display in
Class Comp Dev Mod Ch Err PS501
PLC
Browser
Byte 4
Bit 6...7
- Byte 1 Byte 2 Byte 3 Byte 4
Bit 0...5
PNIO
diag-
nosis
block
Class Inter-
face
Device Module Channel Error-
Identi-
fier
Error message Remedy
1
)
2
)
3
)
4 - 1...10 31 5 54 I/O module does
not support hot
swap
8
)
9
)
Power
off
system
and
replace
I/O
module
4 - 1...10 31 6 8 Hot swap terminal
unit configured but
not found
Replace
terminal
unit by
hot swap
terminal
unit
4 - 1...10 31 6 42 No communication
with hot swap ter-
minal unit
9
)
Restart,
if error
persists
replace
terminal
unit
4 - 31 31 31 46 Voltage feedback
on activated digital
outputs DO0...DO7
on UP3
4
)
Check
terminals
4 - 31/1...10 31 31 34 No response during
initialization of the
I/O module
Replace
I/O
module
4 - 31 31 31 11 Process voltage
UP3 too low
Check
process
supply
voltage
4 1...6 255 2 0 45 The connected
Communication
Module has no con-
nection to the net-
work
Check
cabeling
4 - 31 31 31 45 No process voltage
UP3
Check
process
supply
voltage
Communication interface modules (S500) > PROFINET
2022/01/313ADR010278, 3, en_US824