Operation
Manual 20791, Rev. C, June 2001 2-23
[
REF LEVEL
]
First Level Menu F3: Sets the power level corresponding to the reference line being used for the
entry channel main trace. The reference level is the power level around which the channel main
trace is scaled. As scaling changes, the points on the reference line which intersect the power trace
will not change.
If [REF LEVEL] is pressed, it will cause the softkey menu to change to F2-1.
[
REF LEVEL
]
Second Level Menu F2-1: Allows automated setting of the reference level in addition to
manual setting. The [REF LEVEL] softkey repeats the manual entry of the reference level as
described previously.
[
REF
→
CURSOR
]
Menu F2-1: Automatically sets the reference level to the current cursor power level.
[
REF
→
MAX
]
Menu F2-1: Changes the entry channel reference power level to equal the maximum power
level on the channel trace. The entry area of the display will show this new reference level and
allow it to be changed as desired.
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