
Troubleshooting
7-19
Table 7-1. LQS Troubleshooting Reference Chart (Continued)
Statistic Change in Value Cause(s) Recommendations
Number of
multiport/multidrop
resynchronizations
for each drop.
A timing slip or lengthy line disruption
occurred on the DDS circuit.
Investigate drops that have abnormally
high counts compared to other drops.
Run DAP diagnostic tests to isolate
circuit.
Number of times the
central DAP has
resynchronized the
entire network (global
resync count).
A timing slip or a lengthy line
disruption occurred on the DDS circuit,
most likely on the "control" leg of the
multidrop circuit.
Investigate drops that have abnormally
high counts compared to other drops.
Run DAP diagnostic tests to isolate
circuit. If problem is not found, run
DAP diagnostic tests on the "control"
leg.
Commenti su questo manuale