
ii rev
6 Panoramic and 3D calibrations and adjustments...................................................61
6.1 Introduction .........................................................................................................61
6.2 When to calibrate the unit ...................................................................................62
6.3 Reset maintenance counter................................................................................63
6.4 Preparing for calibration......................................................................................63
6.5 The calibration sequence....................................................................................66
6.5.1 Calibration of the preheat of the tube.......................................................66
6.5.2 Calibration of the tube current..................................................................66
6.5.3 3D collimator calibration...........................................................................67
6.5.4 3D Beam size verification (optional).........................................................69
6.5.5 Panoramic collimator calibration..............................................................70
6.5.6 Panoramic geometry calibration...............................................................74
6.5.7 3D geometry calibration...........................................................................75
6.5.8 SFOV (Small panel) 3D lasers alignment ................................................76
6.5.9 MFOV (Medium panel) 3D lasers alignment............................................78
6.5.10 Panoramic laser alignment.......................................................................82
6.5.11 3D pixel calibration...................................................................................84
6.5.12 Panoramic pixel calibration......................................................................84
6.5.13 3D Quality Check ....................................................................................85
6.5.14 Panoramic Quality Check (optional).........................................................90
7 Cephalometric calibration and alignment...............................................................93
7.1 Preparations........................................................................................................93
7.2 Cephalometric calibration sequence...................................................................93
7.2.1 Balancing the cephalostat........................................................................94
7.2.2 Primary collimator calibration...................................................................94
7.2.3 Rotation angle calibration.........................................................................95
7.2.4 Mechanical adjustment program..............................................................97
7.2.5 Secondary collimator horizontal adjustment ..........................................108
7.2.6 Cephalostat laser alignment...................................................................110
7.2.7 Cephalostat pixel calibration..................................................................111
7.2.8 Cephalostat Quality Check (optional).....................................................111
7.2.9 Ear holder alignment..............................................................................113
7.2.10 Horizontal adjustment ............................................................................115
7.2.11 Vertical adjustment.................................................................................116
8 Special procedures..................................................................................................117
8.1 General .............................................................................................................117
8.2 Cephalometric upgrade kit................................................................................117
8.3 Changing the cephalostat arm side...................................................................117
8.4 Changing the cephalostat arm side in service mode ........................................126
8.5 Adjusting and calibrating the cephalostat..........................................................127
8.6 Connecting the unit to the mains.......................................................................128
8.6.1 Preparing the PC....................................................................................131
8.6.2 Configuring the communication link to the PC.......................................131
8.7 Firmware update...............................................................................................133
8.7.1 Preparing for update ..............................................................................133
8.7.2 Software update.....................................................................................134
8.7.2.1 Automatic update.....................................................................134
8.7.2.2 Manual update.........................................................................134
8.8 Volatile installation ............................................................................................138