GE Medical Systems LUN7396 Manuals

Manuals and User Guides for GE Medical Systems LUN7396. We have 1 GE Medical Systems LUN7396 manual available for free PDF download: Service Manual

GE Medical Systems LUN7396 Service Manual

GE Medical Systems LUN7396 Service Manual (179 pages)

Brand: GE Medical Systems | Category: Medical Equipment | Size: 42.65 MB

Table of Contents

1 1 1 1 2 Safety

7
- Table of Contents
  7
- General Safety
  9
- Symbols and Labels Found on the PRODIGY
  9
- External Symbols
  9
- Internal Symbols
  10
- Labels
  10
- Emergency Stop Button
  13
- Laser Exposure
  14
- Shutter Indicator
  15
- Cautions, Warnings, and Notes
  15
- Caution Statements
  15
- Pinch Points
  16
- Note Statements
  16
- Safety Concerns
  16
- Warning Statements
  16
- Laser Safety
  17
- Radiation Safety
  18
- Scatter Radiation
  18
- Figure 1-8. PRODIGY Iso-Dose Diagram
  19
- Controlling Computer and Accessories
  20
- Electrical Safety
  20
- Peripheral Configurations
  20
- Small Room Configuration (System No. DF+12000 and Higher)
  21
- Scanner Power Output Configuration
  21
- Wall Outlet Configuration (System No. DF+11999 and Lower)
  21
2 1 1 1 2 System Overview

23
- PRODIGY Electronics
  27
- PRODIGY System
  27
- Cautions
  29
- Electronics
  29
- Electronics Pan
  29
- Power Specifications
  30
- Scan Arm
  30
- PRODIGY Block Diagrams
  32
- PRODIGY I (System Numbers DF+11999 and Lower) Power Distribution Block Diagram (AC Entrance)
  32
- Diagram
  33
- PRODIGY System Block Diagram PRODIGY I System Block
  33
- PRODIGY I Peripheral Configuration Block Diagrams
  34
- PRODIGY II System / Power Block Diagram
  35
- PRODIGY Fusing
  36
- Controller
  37
- PRODIGY I (System Numbers DF+11999 and Lower) Single Board
  37
- SBC Functions
  37
- SBC Reset
  37
- SBC / Host PC Interface
  38
- Csbc System Architecture
  39
- PRODIGY II Combined Single Board Controller (Csbc) (Systems DF+12000 and Greater)
  39
- Csbc Functions
  40
- TRANS / LONG MOTOR Control and Status
  44
- Ags Dac
  45
- Ags Roll
  45
- Scanner Reset
  46
- GE-LUNAR Model 7861 X-Ray Generator Errors
  47
- DC Fail
  48
- DCA / AGS / BIAS Dac's
  48
- Arc/Fil Dac
  49
- Kv/Ma DAC
  49
- MAX PLD Peripherals
  49
- Peak Dac
  49
- Interrupts
  50
- Master Reset
  50
- Misc out
  51
- Suicide Reset
  51
- Misc in
  52
- Stepper Motor Control
  52
- Limit Switches
  53
- OMI Input
  53
- Patient Positioners
  53
- X-Ray Source Control / Mechanical Interlocks
  53
- End of Exposure Alarm
  54
- HVPS Control
  54
- Panel Led's
  54
- Shutter / Collimator Drive
  54
- Adc
  55
- Detector Interface
  55
- Ma Low Range
  55
- Communications Ports
  56
- Debug RS-232 Port
  56
- Diagnostic Led's
  56
- Power Distribution (PRODIGY II Systems DF+1200 and Greater)
  58
- Tube Head and X-Ray Insert
  59
- X-Ray Generation and Spectrum
  59
- X-Ray Generator (High Voltage Power Supply(Ies))
  60
- Dedicated +28VDC Power Supply
  61
- MAX Board (PRODIGY I Systems DF+11999 and Lower Only)
  61
- MAX Board Function
  61
- XORB Board (PRODIGY I Systems DF+11999 and Lower Only)
  62
- Detector Operation
  63
- Detector Overview
  63
- Detector Sub System
  63
- Detector Daughter Board Overview
  64
- Detector Daughter Board Operation
  65
- Detector Mother Board Operation
  66
- Detector Mother Board Overview
  66
- FOINK (PRODIGY I Systems DF+11999 and Lower Only)
  68
- FOINK Functions
  68
- Motion Control and Detection
  68
- Display Panel
  69
- Audible X-RAY off Signal
  71
- X-Ray Collimator Subsystem
  72
- Component Specifications
  73
- Functional Specifications
  73
- Maximum Scan Area (Long X Transverse)
  73
- PRODIGY Specifications
  73
- Environmental Specifications
  74
- Programs
  74
- Storage and Transport Environment
  75
- X-Ray Generator (System No. DF+12000 and Higher)
  75
- X-Ray Generator (System No. DF+11999 and Lower)
  77
- GE-LUNAR 8022 X-Ray Tube
  79
- DF+12000 and Higher)
  80
- GE-LUNAR 8743 X-Ray Tube Head Assembly
  80
- DF+11999 and Lower)
  81
- LUNAR 6838 X-Ray Tube Head Assembly
  81
- Laser Specifications
  82
- Compatible Components
  83
- FDA Certified Components (USA Only)
  83
- Secondary Calibration / Daily QA
  85
- Secondary Calibration Overview
  85
- Starting the Daily QA (Secondary Calibration)
  85
- Peak Test
  86
- Tests Performed in the Secondary Calibration
  86
3 1 1 1 Service Software

91
- Diagnostic Software
  93
- To Access the Service Software
  93
- Pileup
  94
- Primary Calibration
  94
- Secondary Verification
  94
- Set Download Parameters
  94
- Signal Monitor
  94
- Spectrum
  94
- Stability Run
  94
- The Tools Menu
  94
- Copy Configuration
  95
- Encore Composer
  95
- Error Log
  95
- Outbox
  95
- Pileup
  95
- Service Options
  95
- Spillover
  95
- System File Editor
  95
- Tools / Diagnostics Menu
  95
- User Options
  95
- Scanner Detector
  96
- Scanner X-Ray
  97
- Alignment Scan
  98
- Beam Wobble Scan
  98
- Diagnostic Scan Modes
  98
- Hacksaw
  98
- Limit Switch Adjustment
  98
- Lin/Rep
  98
- Scanner Disconnect
  98
4 1 1 1 2 Troubleshooting

103
- Diagnostic Failure Codes
  105
- Mechanical Failures - Unusual Noise or Irregular Motion
  105
- Operator Induced - Switch Closed During Scan
  105
- Transverse Motion Failure
  105
- Loss of OMI Signal
  107
- Limit Switch Tripped During a Scan
  108
- Longitudinal Motion Failure
  108
- Longitudinal Binding
  109
- Loss of OMI Signal
  111
- Failure of the 28V Power Supply
  112
- Communication Error
  113
- Emergency Stop Button
  113
- Other Diagnostic Failure Codes
  113
- Tube Head Thermostat
  113
- Beam Stop Action
  114
- Block Position
  114
- Failing Quality Assurance Test
  114
- Mean% Spillover
  114
- Reasons for Invalid Diagnostic Failures
  114
- Ratio Fluctuations
  115
- Reference Counts and Ratio
  115
- Transverse or Longitudinal Mechanics
  115
- Bone Mineral of the Standard Chambers
  116
- Tissue Value
  116
- Reference Counts
  117
- Symptoms of High and Low KV
  117
- Arcing
  120
- Limit Switch Tripped During Scan
  121
- Femur Scan Problems
  122
- Imaging Problems
  122
- White, or Grey in the First or Second Scan Line
  122
- AP-Spine Image Problems: Probable Causes
  123
- Broken Signal Cable
  123
- Loss of Tube Head Current
  123
- X-Ray Relay Failure
  123
- Indicator Failures
  126
- Shutter Open LED Blinking
  126
- X-Ray on LED Blinking
  126
- End of Exposure Alarm During Scan
  127
- Shutter Not Operating
  127
- Communications Failures
  128
- Viewing Quality Assurance Trends
  128
- MAX Board Troubleshooting
  129
- What to Look for in the QA History
  129
- FOINK Board Troubleshooting
  130
- OMI Board Troubleshooting
  131
- SBC Troubleshooting
  131
- XORB Troubleshooting
  133
- Detector Motherboard Troubleshooting
  134
- Detector Daughter Board Troubleshooting
  135
5 1 1 1 Service Procedures

139
- Peaking Procedure
  141
- Peaking the Detector
  141
- Reloading LUNAR Software
  141
- Tube Head Replacement
  142
- Lower Cable Bundle Replacement
  143
- Mounting the Tube Head
  143
- Procedure
  143
- Shelf Life
  143
- Procedure
  146
- Upper Cable Bundle Replacement
  146
- Procedure
  148
- Tube Head Control Cable Replacement
  148
- Tests to Perform after Service
  151
- Returning Parts to LUNAR (for International Distributors)
  152

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