b. Insert a cassette into the Bucky tray and close the Bucky tray.
c. Set the machine factors:
Any mA station commonly used on an AET, for example, 400 mA (see
d. Place the density control on normal (see figure 4-18).
e. Select an imaging sensor that provides the largest averaging area,
for example, on a tri-field system select all three, if possible.
f. Place the lead identification numbers on the phantom and record the
technical factors used (see figure 4-19).
Figure 4-17. Machine factors are set.