Gendex Dental Systems4519-190-70943_4
C-8
ORALIX AC SYSTEM
SETTING TO WORK
6.2. FUNCTIONAL TEST ON TIMER DENSOMAT
1) Position Tubehead with Collimator toward radiation-safe area, away from
personnel, and cover distal end with 2mm lead.
2) Switch on the Densomat by pressing the LINE ON switch; verify that the
LEDs light ON, as shown by figure 1.
3) Take exposure button and move to a radiation safe-area.
4) Press exposure button and verify that the “X-ray ON” indicator (see figure
2) of the Tubehead 1 should light and X-ray buzzer signal is audible during
exposure.
5) Verify that audible and visible X-ray ON indicators go OFF when exposure
terminates.
6) After the exposure any further X-ray command shall be inhibited for the
relevant wait time; if a new exposure is commanded during the wait time
the indication “ ” appears on the display.
“Dead-man” function test
7) Press “S+” button (see figure 3) until the indication “2.5” appears on dis-
play.
8) Press and immediately release exposure button, verifying that audible
and visible X-ray ON indicators go OFF immediately after exposure button
is released. The display flashes.
Check mechanical stability of the electrical connections
9) Move Tubehead, Folding Arm and Extension Arm assembly through all
positions. Periodically press exposure button and verify that audible and
visible X-ray ON indicators operate properly.
10) Turn power OFF.
11) Perform Acceptance tests as described in section D.
12) Complete the installation as described in section B “Closing the unit”.
13) Repeat all the tests from point 2 to 11 for the second Tubehead, if installed.
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