OEC 9800 Periodic Maintenance Procedure
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3.
Verify the ZOOM function displays a square box known as the Region Of Interest (ROI) and that you can magnify
the ROI by touching the 2X and 4X buttons.
4.
Verify the NEGATE function reverses the light and dark values on the image displayed on the left monitor.
5.
Verify the CONTRAST function displays an indicator bar and that the amount of contrast can be increased and
decreased.
6.
Verify the BRIGHTNESS function displays an indicator bar and that the amount of brightness can be increased
and decreased.
7.
Verify the AUTO CONTRAST/BRIGHTNESS automatically selects the optimum values of contrast and brightness.
8.
Verify the SWAP function exchanges images from the left and right monitors.
9.
Verify the SAVE function saves the image on the left monitor to the Workstation's hard drive.
10. Verify the PATIENT INFORMATION function activates the Patient Information screen. Enter patient information
and display saved exams screen.
11. Verify the IMAGE DIRECTORY function allows you to review, print, and archive stored images and dose
information.
12. Verify the IMAGE ANNOTATION function allows you to place markers, add comments and crop images.
13. Verify the SPECIAL APPLICATIONS function allows access to Special Applications, if available.
14. Verify the CUSTOMIZE function allows access to the Customize screen.
Options
Cine Archive Disk Test
1.
Verify that a cine run can be recorded to the hard disk.
2. Verify the recorded run can be played back.
