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4.11.2 Operation
Frequency Adjustments
The FRQ (frequency) soft key is used to set the start and stop
frequency. A start and stop soft key is displayed to select the param-
eter to be changed. The frequency is varied by using the cursor keys
or a specific value can be entered using the numeric keys followed by
the ENTER key.
A sub-function under the Frequency soft key is Marker Zoom. This
will change the start and stop frequency to coincide with the M1/M2
values. The soft key will change to Undo to return to original start
and stop values. Press the FRQ soft key to return to main sweep
display.
Level Adjustments
A LVL (level) soft key is used to adjust the vertical parameters of the
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