GxT Ferret 91 2-Channel Labscope - Manual (Page 7)

7
COUPLING2: AC DC
Provides same functions for Channel 2 as described for Channel 1 COUPLING. When
in AC-coupled mode, a small sinewave appears in the lower right corner of the display.
FILTER2: OFF ON
Provides same function for Channel 2 as described for Channel 1 FILTER. When
FILTER2 is ON, and “F” appears in the lower right corner of the display.
CONTRAST:
Allows the display contrast to be adjusted through a range
of 0 (least contrast) through 10 (highest contrast).
UNDO
Cancels the current choices and returns the scope to the
previous setup. If UNDO is selected immediately upon
startup, the scope goes to the Standard Setup mode.
OK
Accept current Manual Setup choices and begin operation.
SET Measurements
Allows selection of up to two automated measurements
for display along with the acquired signal. The following
figure shows the Measurements submenu. NOTE: Menu
scrolls through measurements. Select up to two
measurements from the Measurements submenu using
the UP or DOWN arrow buttons and the SELECT button.
Accept your choices by selecting OK. The scope returns
to the Manual Setup menu where you can make further
setup changes or accept your previous choices.
Manual Setup
Standard Setups
Standard Setup provides a quick way to begin actual lab scope operations, bypassing
the various setup menus. When Standard Setup is selected the LabScope is
automatically set to the following conditions.
CH1 15 V, DC Coupled
Trigger 3.3 V, positive Slope
Time/Div 10 ms
This setup displays most automotive signals, although
adjustment will usually be required for a stable, usable
display. In this mode, you can manually adjust the front-
panel controls and settings. If detailed adjustments are
required, the scope can often be configured more easily
in the Manual Setup mode.