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Cranex D Ceph beam alignment procedure (White Panel Unit Only)
This procedure is a quick guide that goes through the beam alignment
procedure. To make this easier, the tech should have the beam
alignment tool (Part # 203603) when performing the alignment.
Step#1: Be sure the main pan unit, ceph arm and head are level
before beginning.
Rev. 1
Cranex® D Site Ceph Beam Alignment (White Panel Version)
®
Cranex
D Ceph Beam Alignment (White Panel)
Page 1 of 13
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Summary of Contents for Soredex Cranex D
- Page 1 Cranex® D Site Ceph Beam Alignment (White Panel Version) Cranex D Ceph beam alignment procedure (White Panel Unit Only) This procedure is a quick guide that goes through the beam alignment procedure. To make this easier, the tech should have the beam alignment tool (Part # 203603) when performing the alignment.
- Page 2 Cranex® D Site Ceph Beam Alignment (White Panel Version) Step #2: Get into service mode by doing the following: Select Sr 11 EPS and press the E key and let go (do not hold the button). Press the left or right upper arch button to select the different technique factors and exposure time.
- Page 3 Cranex® D Site Ceph Beam Alignment (White Panel Version) Press the return button Three times to ensure the pan head and ceph head are aligned properly. Step #3: Install the beam alignment tool on the Ceph sensor now. Rev. 1 Page 3 of 13 ®...
- Page 4 Cranex® D Site Ceph Beam Alignment (White Panel Version) Step #4: Remove the secondary collimator from the Ceph head by removing the lock bolts and unplugging the ribbon cable. Step #5: With the unit now in EPS mode and centered, make sure the display reads 85 kV, 10 mA and 2.00 seconds.
- Page 5 Cranex® D Site Ceph Beam Alignment (White Panel Version) Step #6: Take an exposure, what’s needed is for the beam to be within the Two outer vertical lines on the beam alignment tool and also at the bottom line as shown below. Remember the secondary collimator is off Rev.
- Page 6 Cranex® D Site Ceph Beam Alignment (White Panel Version) Step #7: If the beam is not within the lines horizontally, Loosen the Four Torx screws that hold the Ceph head onto the arm. Slide the head in or out until the beam is centered properly. Be sure to lock the screws down once the beam is aligned.
- Page 7 Cranex® D Site Ceph Beam Alignment (White Panel Version) Step #8: If the beam is not touching the bottom line in the tool, loosen the Two bolts on the collimator that is in front of the tubehead and then adjust both alignment screws. Be sure to adjust these screws the same amount so the beam stays level.
- Page 8 Cranex® D Site Ceph Beam Alignment (White Panel Version) Step #9: With the beam now centered, reattach the secondary collimator and ribbon cable. Step #10: With the unit still in EPS mode and the beam tool attached to the ceph sensor, take another exposure. The beam needs to fall on the entire Three inner vertical lines on the beam tool and also on the bottom line.
- Page 9 Cranex® D Site Ceph Beam Alignment (White Panel Version) Step #11: If the beam is out of alignment, then do the following: Horizontal alignment: A. Loosen the screw on the belt cog wheel B. Insert a slotted screwdriver into the cog wheel end, while holding the belt turn the screw in the desired direction to get the secondary aligned properly.
- Page 10 Cranex® D Site Ceph Beam Alignment (White Panel Version) Vertical alignment: C. If the beam is above or below the bottom horizontal line, loosen the Two mounting screws and then adjust the top screw. Tilt: D. If the beam is going in a diagonal direction, adjust the side screw to get the beam straight.
- Page 11 Cranex® D Site Ceph Beam Alignment (White Panel Version) Step #12: With the alignments now done, Turn all Three trimpots on the beam detector board Two turns fully counter-clockwise. This increases the sensitivity of the board so it can detect the beam at low and high settings.
- Page 12 Cranex® D Site Ceph Beam Alignment (White Panel Version) Step #13: Now the ear rods need to be aligned, take scan if needed and see where the ear rods are at this point. The small ring should be in the larger ring to be properly aligned. Step #14: Vertical ear rod alignment procedure 1.
- Page 13 Cranex® D Site Ceph Beam Alignment (White Panel Version) 1. Loosen the fixing screw at the rear of the Ceph head 2. Adjust the horizontal position by moving the rod located behind the up/down membrane in the Ceph head. Take a final exposure and make sure the scan and ear rods are all set.
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