DMTA-10040-01EN, Rev. E, February 2018
Using the Instrument 161
2. Press the ADV SETUP menu key ( ) once, and then select APPL SELECT
(A key) to open the application selection menu. Select Surface Cracks with the
knob, and then press to accept (see Figure 5-54 on page 161).
Figure 5‑54 The Surface Cracks application
To calibrate the signals
1. Press the MAIN FILTER menu key ( ), and set the FREQ (A key) to 200 kHz
using the knob.
2. Place the probe at the approximate midpoint on the standard (between two
notches), and then, while firmly pressing the probe on the standard, press the A-
LIFT NULL key ( ).
3. Scan the standard using a back-and-forth motion, press the GAIN key ( ), and
then adjust the signal amplitude (with the knob) until the signals extend across
approximately 80 % of the screen width (see Figure 5-55 on page 162).
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