GE Venue Fit - Page 139

DIRECTION 5854713-100, REVISION 2
VENUE FIT™ SERVICE MANUAL
4-14 Chapter 4 - General Procedures and Functional Checks
PRELIMINARY
13.)Verify no tonal noise appears.
4-3-3-2-4 PW-Mode Test
14) Scan in PW mode default frequency
15) Increase gain till spectrum is visible
16.),Decrease wall filter to minimum.
17) Change the cursor position along the 2D ROI (center, sides, bottom part).
18.)Verify no tonal noise appears.
19) Scan again in PW mode
20) Increase frequency to maximum
21.)Change to scale maximum
22.)Change the cursor position along the 2D ROI (center, sides, bottom part).
Figure 4-49 CW-Mode Image Test
Figure 4-50 PW-Mode Image Test