
The display of the processor module does not show any communication
modules or fieldbus diagnosis. To view these diagnosis messages use
Automation Builder or IEC application.
This is valid for:
–
all external communication modules incl. safety processor module,
CM574-RS, FM502-CMS
–
CANopen on onboard CAN interface
–
fieldbuses on Ethernet interfaces ETH1/ETH2 like PROFINET IO controller,
EtherCAT master, etc.
14.1.1
Error severity E2: Severe errors
Table 11: Error severity E2: Severe errors
Error
severity
Location Error
code
d1
d2
d3
d4
Description
Remedy
E2
iob
(I/O bus)
2
14
0
0
0
Resource failure
E2
iob
(I/O bus)
3
14
0
0
0
Timeout
E2
CPU
11
0
0
0
0
Type scaling on PLC
startup failed
E2
FLd
(flash-
disk)
12
19
0
0..n
0..n
Flash memory is
temporary protected
(read only, panic
mode)
E2
iob
(I/O bus)
17
14
0
0
0
Error setting I/O bus
master parameter
E2
diS
(display)
23
21
0
0
0
Wrong version of
display firmware
E2
CPU
27
0
2
0
0
Failed to set param-
eter "Reboot at pow-
erfail"
E2
CPU
29
0
0
0
0
Combination of
plugged option
boards is invalid
E2
CPU
49
0
0
0
0
Restore failed
E2
iob
(I/O bus)
8482
Module
number
0
-
0
Timeout, while initi-
alizing
E2
iob
(I/O bus)
9249
Module
number
0
-
0
Timeout while
waiting for Reset
E2
iob
(I/O bus)
9258
Module
number
0
-
0
Breakdown, commu-
nication lost
E2
iob
(I/O bus)
16129
0
0
0
0
Severe error, see
log
E2
iob
(I/O bus)
16130
0
0
0
0
Fatal error, see log
E2
iob
(I/O bus)
16194
0
0
0
0
Fatal error, not run-
ning any more
Appendix
Diagnosis messages via display of the processor module > Error severity E2: Severe errors
2023/03/03
3ADR011074, 1, en_US
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