Operatins Basics 
Using Autoset 
The TDS 300 Series autoset feature produces a stable, triggered display of 
almost any input signal. To USC autosct, connect a $@a1 to either the CH 1 or 
CH 2 input connector, and press the AUTOSET button 
(shown  j,n Figure  Z-8) 
Figure  2-8:  The  AUTOSET  button 
Table 24  specifics the changes autoset makes in your oscilloscope setup. 
table  Z-l:  Autoset  defaults 
Control 
Selected channel 
Changed  by autoset  to 
If none already displayed, numetically lowesf of the displayed 
channels 
Acauire Mode 
I Sam& 
Acquire Stop After 
Display Style 
Disolav lntensitv -  Overall 
RUN/STOP button only 
vectors 
If less than 50%. set to 75% 
,,  , 
Display Format 
Horizontal Position 
Yr 
Centered within the graticule window 
Horizontal Scale 
1 As determined by the signal frequency 
Horizontal Ime  Base  1 Main Only 
Triqqer Position  1 Unchanged 
TriggerType 
Trigger Source  Numerically lowest of the displayed channels (the selected 
channel) 
Triqqer Level  1 Midpoint of data for the triqqer source 
Tnsaer Slope  I Positive 
Triaaer Coudina 
I DC 
TDS 340, TDS 360 & TDS 380 User Manual 
2-15  ;; 
I 
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