DMTA-10040-01EN, Rev. E, February 2018
Chapter 5198
16. Place the probe on position 1 again, press the A-LIFT NULL key ( ), and then
press the MAIN FILTER menu key ( ) repeatedly until the FREQ 1 page is
shown.
17. Tilt the probe at an arbitrary angle on position 1, observe the lift-off signal from
the MIX channel, and then decrease the H GAIN (D key) until the lift-off signal
from the MIX channel is oriented toward the left (see Figure 5-109 on page 198).
Figure 5‑109 Adjusting the H GAIN value
18. Place the probe on position 1, and then press the A-LIFT NULL key ( ).
19. Scan the three corrosion defects, and then press the FREEZE key ( ).
20. Press the MAIN FILTER menu key ( ) twice, and then decrease the HMIXGN
(C key) until the signal baseline fits between two horizontal divisions (see
Figure 5-110 on page 199).
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