Analyzing wavef
orms
5. Click a Config buttontoaccessaMask
Configuration control window, where you
can adjust how
masks and violations are
displayed and how Mask Autoset and
Autofitareconfigured.
6. Click Masks to return to the Mask Setup
control wind
ow.
7. Click Lock Mask to W fm On to track
mask changes in the horizontal or
vertical settings.
8. To ggle Hit Count On to highlight
violations during a mask test.
9. Click Autoset to automatically align the
waveform with the mask based on the
characteristics of the input signal.
10. Toggle Autofit On to automatically
reposition the waveform after each
acquisition to minimize hits.
11. Click
the Tolerance tab, and then set the
tolerance.
Tolerance settings greater than 0% make
the m
ask test harder to pass, settings
less than 0% make the test easier to
pass.
Use 0
% if you want the mask as
specified in the standard. Changing the
percentage allows you to do margin
tes
ting.
MSO/DPO70000DX, MSO/DPO70000C, DP O7000C, and MS O/DPO5000 Series U ser M anual 139