Gendex GX CB-500 - Page 4

Table of Contents
G990710 30 June 2008
-iv
Chapter 3 - System Controls and Indicators
Operator Control Box ......................................................................................3-1
Patient Emergency Stop Control .....................................................................3-2
Patient Alignment Panel ..................................................................................3-2
System Status Indicators ..................................................................................3-2
Chapter 4 - System Startup and Shutdown
System Startup ..................................................................................................4-1
System Shutdown .............................................................................................4-1
Chapter 5 - System Assembly
Initial Preparation ...........................................................................................5-1
Required Tools .................................................................................................5-1
Abbreviations ....................................................................................................5-1
Inventory of Unit Items ....................................................................................5-2
System Assembly ..............................................................................................5-4
Chapter 6 - Leveling and Alignment
Level Gantry .....................................................................................................6-1
Patient Chair Alignment ..................................................................................6-4
Laser Alignments .............................................................................................6-8
Adjust Centerline Laser .......................................................................................................... 6-8
Adjust Crosshair Laser .........................................................................................................6-11
Head Holder Alignment .................................................................................6-14
Chapter 7 - Calibration
Panel Calibration .............................................................................................7-1
Collimators Calibration ...................................................................................7-3
Geometry Calibration .......................................................................................7-4
Chapter 8 - Quality Assurance
QA Phantom Test .............................................................................................8-1
Line Pair Evaluation ............................................................................................................... 8-5
Distance Measurement Test ................................................................................................... 8-7
Hounsfield Unit (HU) Measurements .................................................................................... 8-7
QA Water Phantom Test ................................................................................8-10
Noise Level Test in Landscape Mode ................................................................................... 8-10