Diagnostics with the CP 341
8.1 Diagnostics Functions of the CP 341
CP 341 Point-to-Point Communication, Installation and Parameter Assignment
188 Manual, 09/2008, A5E02191071-01
Event classes
The table below describes the various event classes and numbers.
Table 8- 1 Event classes and event numbers
Event class 0 (00H):
"CP start-up"
Event no. Event text Remedy
(00)03H PtP parameters received -
(00)04H Parameters already on CP (time versions match) -
(00)07H Status transition CPU to STOP -
(00)08H Status transition CPU to RUN/STARTUP -
Event Class 1 (01H):
"Hardware fault on CP"
Event no. Event text Remedy
(01)01H Fault while testing operating system EPROM of CP
(01)02H RAM test of CP errored
(01)03H Request interface of CP defective
CP defective; replace CP.
(01)10H Fault in CP firmware Switch module off and on again. If necessary,
replace module.
Event Class 2 (02H):
"Initialization error"
Event no. Event text Remedy
(02)0FH Invalid parameter assignment detected at start of
assigned communication. Interface parameters
could not be assigned.
Correct invalid parameters and restart.
Event class 3(03H):
"Error during parameter assignment of FBs" (not displayed in the diagnostic buffer)
Event no. Event text Remedy
(03)01H Illegal or missing source/destination data type Area
(start address, length) not permitted
The DB is not permitted or does not exist (e.g.,
DB 0) or
Other data type invalid or missing
Interprocessor communication byte number invalid
or
Interprocessor communication bit number invalid or
neither 'S' nor 'F' selected (for FB P_SND_RK)
Check parameter assignment on CPU and CP, and
correct if necessary.
RK 512 only: Partner returns invalid parameters in
message frame header.
Check parameter assignment on CPU and CP;
create block, if necessary.
See request tables for valid data types.
RK 512 only: Partner returns incorrect parameters in
message frame header.
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