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9600 Service Manual - gmecorp-usa.com

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20 Image System Calibration<br />

5. If the outside edges of the Image Intensifier image cannot be seen due to an<br />

octagonal cutoff pattern, as shown in Figure 17, loosen the collimator's mounting<br />

screws (about 1/8 of a turn CCW) and adjust the X & Y screws, as shown in Figure<br />

19, until the whole image is visible. Tighten these screws when finished.<br />

MOUNTING<br />

SCREW<br />

MOUNTING<br />

SCREW<br />

"Y"<br />

MOUNTING<br />

SCREW<br />

"X"<br />

MOUNTING<br />

SCREW<br />

Figure 19 - Collimator Mounting Screws & Adjustments<br />

5. Press ESC four times to remove the Monitor/Camera Alignment Pattern from the left<br />

monitor and return to normal display mode. Rotate the camera in either direction to<br />

a stop and then back off the stop a slight amount.<br />

6. While taking a MAG 2 Fluoro exposure and place a dot (0° mark) on the monitor<br />

screen with a marker to indicate the center of the beam alignment tool pattern as<br />

shown in Figure 20.

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