8825/8830 DDS User Guide/81ReferenceScanner Diagnostics (continued)Stitch AlignmentSelecting the Stitch Alignment item on the SCANNER DIAGNOSTICSscreen displays the STITCH ALIGNMENT screen.This is a protectedfunction; the diagnostic password must be entered for access. If you observethat stitch alignment is required, call for service. The following discussion isdesigned to help the user determine if stitch alignment is required.The Scanner contains three cameras, each of which captures 1/3 of the fullwidth of the 36-in. (91.4 mm) scanner image. The view of the left and rightcameras must be adjusted to align with the view of the center camera. Theadjustment must be correct both for left to right alignment, and front to backalignment.Stitch adjustment – Front to backThe illustration below shows the effect of misalignment of the front to backstitch adjustment of the three cameras. If the alignment is not correct, amechanical adjustment must be made.This is a protected function; thediagnostic password must be entered for access. If you observe that stitchalignment is required, call for service.STITCH ALIGNMENTLEFT TO RIGHTFRONT TO BACKCamera 3Camera 2Camera 1Camera 1imageCamera 2image Camera 1image Camera 2imageStitch area ofcopyCorrect Not Correct
