2. Set the DMM pushbutton to the out position and INPUT
COUPLING switch to AC. Select a VOL TS-mA/DIV range
(black scale) compatible with the amplitude of the ac voltage
source to be applied and connect the ac voltage source be
tween the probe tip and probe common clip. Select a SEC/
DIV range for the desired display and adjust the LEVEL
SLOPE control for a stable display.
3. Rotate the VOL TS-mA/D IV VAR control counterclock
wise out of its calibrated detent and observe the reduction
in the vertical size of the display. Return the control to the
CAL detent.
4. Set TRIGGER switch to NORM and rotate the LEVEL
SLOPE control to obtain a stable display at some position
on both slopes of the control. Reset the TRIGGER switch
to AUTO.
Magnified Sweep Display
5. Adjust the horizontal POS control to move the display to
be magnified to the center portion of the crt. Turn the HO
R I Z MGF VAR control clockwise out of its calibrated detent
and adjust the display for the desired amount of magnifica
tion. Return the control to its CAL detent. Disconnect the
ac source.
@
213 Operators
17
Summary of Contents for 200 Series
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