26 S&C Instruction Sheet 1041-550
IntelliLINK
Bite First IIN Byte Definition Second IIN Byte Definition
0 Broadcast message received Function code not implemented
1 Class 1 data available Requested object unknown
2 Class 2 data available Parameters in the qualifier, range, or data
fields are not valid or out of range
3 Class 3 data available Event or application buffers have over-
flowed
4 Time-synchronization required
from master
Requested operation is already executing
5 Control is in local mode Configuration corrupt
6 Device trouble Reserved
7 Device restart Reserved
Figure 11. TROUBLESHOOTING: Communications screen (PG&E SCADA version).
The log can hold 10 entries. Once the log is full, each new event over-writes the oldest
event in the log. To find the most recent event, look for the message with a timestamp that
is older than the time for the message above it.
TABLE 1. DNP Internal Indication Bits Status Field Codes.
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