Answers for frame 8: a.
Where to troubleshoot? What to troubleshoot?
b.
2, 1, 3
c.
Irrelevant check check outside the brackets
Redundant checkrepeat check which tells no new
information
Premature checkcheck which tells nothing until
other checks are made
9. Thus far, only initial brackets have been established for a troubled
area. Once initial brackets have been established, the troubleshooter must
decide where to check next. This will depend mainly upon the type of signal
flow path he is troubleshooting. There are five types of signal flow paths
and five general rules to follow when troubleshooting each of them. The
first type of signal flow path is the simplest of them all the LINEAR
type.
As shown in figure 12, the linear signal flow path has only one path for
the signal.
Figure 12.
When troubleshooting a linear signal flow path, always make the first
check at or just before the midpoint of the path enclosed within the
brackets.
Assume that the initial brackets have been established as shown in figure
13.
Figure 13.
The first check would be made at point .
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