Rockwell Automation 1770-KF2 Data Highway or Highway Plus Interface Module User Manual - Manual (Page 196)

Error Reporting
Chapter 7
7Ć41
Here is a list of relevant PLC-3 status codes for the STS byte and the
EXT STS byte.
Bits Hex Value Meaning
STS Byte
04Ć07 0 Success, no error.
1 Illegal command or format.
2 Host has a problem and will not communicate.
3 Remote station host is not there, disconnected, or shut down.
4 Host could not complete function due to hardware fault.
5 Addressing problems or memory protect rungs.
6 Function disallowed due to command protection selection.
7 Processor is in Program mode.
8 Compatibility mode file missing or communication zone
problem.
9 Remote station cannot buffer command.
A Not used.
B Remote station problem, due to download.
C Not used.
D Not used.
E Not used.
F Indicates that there is an error encoded in the EXT STS byte.
EXT STS Byte
0 Not used.
1 Error in converting block address.
2 Fewer levels specified in address than minimum for any
address.
3 More levels specified in address than system supports.
4 Symbol not found.
5 Symbol is of improper format.
6 Address doesn't point to something usable.
7 File is wrong size.
8 Cannot complete request, situation changed since start of
command.
9 File is too large.
A Transaction size plus word address are too large.
B Access denied, improper privilege.
C Condition cannot be generated.
D Condition already exists.
E Shutdown could not be executed.
F Requestor does not have upload or download access.
10 Histogram overflow.
11 Illegal data type.
12 Bad parameter.
13 Address reference exists to deleted data table.
14 ĆFF not used.