TECHNICAL DESCRIPTION AND OPERATING MANUAL ST131 <PIRANHA II> and ST131N
37
Setting the threshold display by pressing
button or “RESET” context button. Threshold
level of graphic indicator (position 4, Figure 38) will show current signal level or the current noise level
if there are no signal. When use auto-scan that will affect to all of the standards, as for manual selection
- only chosen.
To switch to manual mode you must press
or press
any of the buttons
or
. In this case
backlight
will change to black. The selector (Fig. 38 pos.
1
) of the
standards can be moved manually by the buttons
and
or rotation of the rotary knob.
When you press
that performes move to the
spectrogram of the selected standard (Figure 39).
By clicking on
the
it is provided transition to the waveform. In this case
the default settings of the spectrogram and oscillogram are
optimized for current data transfer standard. Back to indicate
levels is continuing to press
.
Figure 40
Figure 39
