User manual

Computer Gateway User Manual 5-14 5/96
5.7
5.7 SYSTEM ERROR JOURNAL REPORTS
Reports are issued by the CG to the LCN System Error Journal in the event of certain data
link communications errors. Each error type is assigned both a primary and secondary
code for identification as follows.
Primary Secondary Meaning
code code
0 79 Both links failed
0 80 Link 1 up
0 81 Link 2 up
0 82 Both links up
25 61 Block out of sequence
26 62 Illegal Transaction Code
27 63 Illegal CG Identifier
28 64 Number of words out of range
29 65 Number of blocks out of range
30 66 Block data too small
31 67 Block data size conflict
32 68 Block header conflict
33 69 Message size conflict
34 70 Message timeout
35 71 Not multimessage type
37 73 Confirm timeout
38 74 Time Synchronization timeout
39 75 Entity not found
40 76 Invalid Internal ID
Note that the meanings assigned to codes 25/61 (primary/secondary) through 34/70
correspond to negative Message Confirmation codes 0 through 9 (see paragraph 4.2.2).
An example showing the format of these messages follows.
08:52:51 CIU 19 I$LCH SOFTWARE 016BDF6 016B7F8 016B8E8 5 0 25 61
Error type (always SOFTWARE)
Ignore these 5 fields
Task name (always I$LCH)
Physical node number of CG
Node type (always CIU)
Time the message was logged
Primary code (decimal)
Secondary code (decimal)