Figure 3-16. No X-rays emitted from
Figure 3-17. Exposure to test for blank
1 At the same time, the red radiation indication lamp at the
Dentotime will light up and you will hear the alert sound.
2 During the exposure the radiation will be visible on the
3 If the fluorescent screen does not show the radiation effects, the
X-ray head is defective even though the lamp lights up and the alarm sounds.
(e) If no X-rays are present, make the second test for electrical
measurement. See figure 3-18.