GE AMX-4+ Technical Publications page 28

GE MEDICAL SYSTEMS
REV 10
5−5 Adjustment of Collimator
ILLUSTRATION 5−4
The AMX−4+ manual collimator limits patient radiation exposure to a desired area
at a given distance from the x−ray tube focal spot.
6. Press the field light button (on either the collimator face or handswitch) to acti-
vate the high−intensity field lamp. See Illustration 5−4.
D
The field light is timed and automatically turns off 30 seconds after you re-
lease the switch. To adjust the field light timer, contact your service represen-
tative.
D
To activate the field light for another 30 seconds, press the button again when
the light goes out. (You may keep the field light on for up to 4 minutes. After
4 minutes, the field light will turn off for cooling and remain inactive for 5
minutes.)
PREP/EXPOSE
PRESS THE FIELD LIGHT BUTTON, AND
COLLIMATE TO YOUR AREA OF INTER-
EST. THE CROSSHAIR BEAM SHOWS
THE FIELD CENTER.
....YOU MAY TAKE AN EXPOSURE
WHILE THE FIELD LIGHT IS ON; THE
LIGHT WILL AUTOMATICALLY TURN
OFF WHEN AN EXPOSURE IS TAKEN.
5−4
(MODEL 2169360, 2236420 & 2275938 SERIES)
X−RAY
BUTTON
AMX−4+ OPERATION
om 2166913−100
FIELD−LIGHT
BUTTON