viii P/N 9-500-0255
Service Manual
List of Figures
Figure 6-2 Gantry Components—Covers and Panels ..................................................................... 6-3
Figure 6-3 Rear Connector and Lower Rear Panels—Removal....................................................... 6-5
Figure 6-4 C-arm Angle Display Board—Removal......................................................................... 6-6
Figure 6-5 Emergency Off Switch—Removal................................................................................. 6-7
Figure 6-6 Control Panel Components .......................................................................................... 6-8
Figure 6-7 HV Generator Assembly (old style mounting plate)—Removal ................................... 6-12
Figure 6-8 HV Generator Assembly (new style mounting plate)—Removal.................................. 6-15
Figure 6-9 Microprocessor Firmware Chip—Replacement........................................................... 6-18
Figure 6-10 Main Circuit Breaker—Removal............................................................................... 6-20
Figure 6-11 C-arm Detent Microswitch—Removal ...................................................................... 6-21
Figure 6-12 C-arm Rotation Potentiometer—Removal ................................................................. 6-22
Figure 6-13 Shipping Collar Installation of VTA Rail ................................................................... 6-23
Figure 6-14 Components of the Vertical Drive Assembly............................................................. 6-24
Figure 6-15 C-arm Frame Components........................................................................................ 6-26
Figure 6-16 Tubehead / Beam Limiting Components................................................................... 6-27
Figure 6-17 Compression Device Components ........................................................................... 6-28
Figure 6-18 IRSD Components.................................................................................................... 6-29
Figure 6-19 Patient Face Shield................................................................................................... 6-29
Figure 6-20 C-arm Frame Covers................................................................................................. 6-31
Figure 6-21 Filament Protection Board—Removal....................................................................... 6-32
Figure 6-22 C-arm Switch Pads—Removal.................................................................................. 6-33
Figure 6-23 C-Arm Accessory Detect Board—Removal ............................................................... 6-34
Figure 6-24 Tubehead Covers—Removal .................................................................................... 6-35
Figure 6-25 X-ray Tube—Removal .............................................................................................. 6-36
Figure 6-26 Tubehead Control Board—Removal ......................................................................... 6-38
Figure 6-27 C-Arm Cooling Fan—Removal ................................................................................. 6-40
Figure 6-28 Aperture Detect Board—Removal ............................................................................ 6-41
Figure 6-29 Filter Shifter Assembly—Removal............................................................................. 6-42
Figure 6-30 Light Field Lamp Assembly with Fan—Removal ....................................................... 6-43
Figure 6-31 Motorized Mirror Assembly—Removal..................................................................... 6-45
Figure 6-32 Compression Motor & Brake Assembly—Removal ................................................... 6-47
Figure 6-33 Compression Clutch & Clutch Brake Assembly—Removal ....................................... 6-49
Figure 6-34 Compression / AEC Position Display Boards—Removal............................................ 6-50
Figure 6-35 Removal of Timing Belt from Upper Block Assembly ............................................... 6-52
Figure 6-36 Removal of Timing Belt from Bearing Block Assembly ............................................. 6-53
Figure 6-37 Compression Thickness Potentiometer—Removal .................................................... 6-53
Figure 6-38 IRSD Covers—Removal............................................................................................ 6-54
Figure 6-39 AEC Sensor Assembly—Removal.............................................................................. 6-55
Figure 6-40 Position Detect and Accessory Detect Boards—Removal ......................................... 6-56
Figure 6-41 AEC Position Comp. Display Microprocessor—Removal.......................................... 6-57
Figure A-1 Unit Measurements......................................................................................................A-2
Figure B-1 Fuse Location—Gantry ................................................................................................ B-9
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