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IP 240
11.4.3 Reading Error Messages
The IP 240 makes the error available in the transfer buffer when you transfer job number 01
the IP 240's job request register.
Table 11-12. Contents of the Transfer Buffer on Reading Error Messages
Offset
transfer
7
6
buffer
0
7
6
2
2
1
7
6
2
2
2
7
6
2
2
3
7
6
2
2
4
7
6
2
2
5
7
6
2
2
6 to 14
0
Error message 1 contains the most recently detected error. The error numbers are in KH format,
and are reset on the IP 240 once they have been read out.
You will find a complete list of error messages in Chapter 14.
EWA 4NEB 811 6120-02a
Bit
5
4
3
2
5
4
3
2
2
2
2
2
5
4
3
2
2
2
2
2
5
4
3
2
2
2
2
2
5
4
3
2
2
2
2
2
5
4
3
2
2
2
2
2
5
4
3
2
2
2
2
2
. . .
0
0
Direct Data Interchange with the IP 240
1
0
1
0
2
2
Extension to error no. 3
1
0
2
2
1
0
2
2
Extension to error no. 2
1
0
2
2
1
0
2
2
Extension to error no. 1
1
0
2
2
. . .
0
Description
Error no. 3
Error no. 2
Error no. 1
11-17
to
H
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