GE Discovery LS System Service Manual page 25

GE H
EALTHCARE
D 2307224-100, R
IRECTION EVISION
List of Figures
Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Figure 1-1: A1 Disconnect Panel with LOTO Applied ...........................................................................................37
Figure 1-2: Gantry Rotational Lock .......................................................................................................................38
Figure 1-3: Gantry Rotation Lock Out ...................................................................................................................38
Discovery LS System Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Figure 2-1: Laser Light Warning and Regulatory Compliance Labels ..................................................................44
Figure 2-2: X-ray Icon ...........................................................................................................................................44
Figure 2-3: Gantry Display (Front) and X-ray On Icon ..........................................................................................44
Figure 2-4: Operator Console and Gantry X-ray Exposure Warning Lights .........................................................45
Figure 2-5: Gantry E-Stop Button .........................................................................................................................46
Figure 2-6: Gantry E-Stop Reset Button ...............................................................................................................46
Figure 2-7: Console E-Stop Button .......................................................................................................................46
Figure 2-8: Table Tape Switches ..........................................................................................................................47
Figure 2-9: Cradle Latch Button ...........................................................................................................................47
Figure 2-10: CPDU Lock ........................................................................................................................................48
Figure 2-11: Gantry Slip-Ring Platter Cover ...........................................................................................................49
Figure 2-12: Gantry Electrical Hazard Labels .........................................................................................................50
Figure 2-13: Gantry E-Stop and Service Outlets (Right Side of Gantry) ................................................................52
Figure 2-14: Location of STC Service Switches (Shown in Off Position) and LEDs ..............................................53
Figure 2-15: Power Pan Circuit Breaker .................................................................................................................54
Figure 2-16: Rotational Lock Assembly ..................................................................................................................57
Figure 2-17: Rotational Lock Assembly Operation .................................................................................................57
Figure 2-18: Table Service Outlet and Safety Switches .........................................................................................60
Figure 2-19: Table Switches ...................................................................................................................................60
Figure 2-20: Table Touch Sensor Jumpered Out ...................................................................................................61
Figure 2-21: H3 Console On/Off Power Switch (Front Cover Removed) ...............................................................61
Figure 2-22: CPDU Front and Rear (Exposed View) ..............................................................................................62
Figure 2-23: CPDU Power Lamp (CPDU Top Cover Opened and Latched) ..........................................................63
Figure 2-24: CPDU Circuit Breakers ......................................................................................................................63
Figure 2-25: Auxiliary Gantry Power Switch (CPDU Rear) .....................................................................................64
Figure 2-26: NGPDU Front and Rear (Exposed View) ...........................................................................................64
Figure 2-27: NGPDU Power Lamp .........................................................................................................................65
Figure 2-28: NGPDU Circuit Breakers ....................................................................................................................65
Figure 2-29: CT Gantry E-Stop ...............................................................................................................................75
Figure 2-30: PET Gantry E-Stop ............................................................................................................................76
Figure 2-31: Secondary Base Drive Mechanism ....................................................................................................77
DLS System Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Figure 3-1: Discovery LS System .........................................................................................................................79
Figure 3-2: Patient Table ......................................................................................................................................83
Figure 3-3: Original CT and PET Network ............................................................................................................84
Figure 3-4: Integrated CT and PET Networks (Option 1) .....................................................................................85
Figure 3-5: Integrated CT and PET Networks (Option 2) .....................................................................................86
Figure 3-6: LAN Connections for Systems with Turbo SHARC ............................................................................87
Figure 3-7: Turbo SHARC Cabinet Selections .....................................................................................................88
Figure 3-8: RS232 PET Connection with Turbo SHARC ......................................................................................89
Figure 3-9: Electrical Block Diagram ....................................................................................................................90
Figure 3-10: Data Flow / Control Block Diagram ....................................................................................................91
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D LS S S
ISCOVERY YSTEM ERVICE
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ANUAL