Soredex CRANEX Novus e

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50 Service manual

3. Circuit Boards - P1910, PFC Board CRANEX

Novus e

P1910 - Indicator LEDs

LED Colour Indicates

A5 green +380V

A8 green +27V5

A9 green +20V

A10 green 17V_HVGND

A15 green -15V

P1910 - Test Points

None

Main Page

Table of Contents5
General Information10
Introduction10
Associated Documentation10
Service Precautions and Warnings10
Servicing Precautions10
Warning - Radiation Safety11
Warning - Mechanical Safety11
Warning - Electrical Safety11
Caution - Electrostatic Discharge12
Warning - Explosion Hazard13
Warning - Cleaning the Unit13
Unauthorized Modifi Cations13
Disclaimer13
Yearly Maintenance14
Ma Test14
Kv Test15
Beam Alignment Test15
Ground Test15
Motor Movements16
Position Detectors16
Patient Positioning Lasers16
Mains Power Supply Cable16
Tubehead17
Covers and Labels17
Fire Risk17
Disposal18
Unit Description19
The CRANEX Novus E19
The Main Parts and Assemblies20
Unit Dimensions23
Mechanical Description24
Electrical Description26
Circuit Boards26
Power Supply26
Main Fuses26
Unit Control27
Motors and Motor Control27
Exposure Logic28
Position Control29
A Overview of the Imaging Chain29
Wiring Diagrams - Overview31
Block Diagram34
Fuse Diagram35
Circuit Boards36
L900, Display Adapter36
L1200 CPU Board38
L1500, CCD Power Supply41
L1600, Z-Motor Driver45
L1700 Connector Board49
L1800, Generator Board52
P1910, PFC Board56
L1300 Interface Board60
L2100 Rotation Position Sensor Board62
R5100, 3-Phase Microstepper Driver64
CCD Sensor / Filter Board66
Troubleshooting70
Initial Checks70
Restarting the Unit70
Error Codes70
Checking Circuit Boards70
Checking Cables and Connectors71
Power Supply Problems71
Problems During Start up72
Nothing Happens When the Unit Is Switched on72
Error E3 (CFG Data Lost)74
Error E5 (Line Voltage out of Limits)74
Error E8 (File System Failure)75
Error E16 (Z Lift Not Allowed Due to Duty Cycle)75
Error E18 (Display Not Connected)75
Error E19 (Exposure Switch Stuck Down)76
Error E20 (PCF: POWERGOOD Signal Is Down)76
Error E22 (Button Stuck)76
Problems While Preparing the Unit for an Exposure77
Image of Emergency Button Appears on Main Display77
The Side Control Panel Return Key Does Not Work77
Error E7 (Opto or R-Motor Failed During R-Movement)77
Rotating Unit Stop Rotating, no Error Code78
Patient Positioning Light(S) Do Not Come on78
Up/Down (Z-Motor) Keys Do Not Work79
Problems During Exposure81
Nothing Happens When the Exposure Button Is Pressed81
Error Code H1 (Exposure Interupted)81
Error Codes E0, E1 and E282
Error E10 (CCD Initialization/Confi Guration Failure)84
Error E11 (CCD Power Failure)84
Error E12 (CCD Line Failure)85
Error E13 (CCD Confi Guration Checksum Failure)85
Problems after Exposure86
Error E4 (Tubehead too Hot)86
Vertical White Stripes on the Image86
Horizontal White Stripes on the Image86
Bad Quality Images87
Incorrect Patient Positioning87
A Badly Aligned Unit87
The CCD Sensor Is Not Calibrated87
S2Terminal and Service Commands88
Using the S2Terminal88
The Service Commands91
Updating Unit Fi Rmware, Core and Display Graphics100
Firmware Zip Fi Le100
Upgrading the Unit Fi Rmware100
Replacing Parts101
Removing Covers101
Replacing the Tubehead102
Tools Required102
Replacement Parts102
Calibrating the Tube Head and Checking the Alignment104
Replacing the CCD Sensor105
Replacing the Collimator105
Replacing Circuit Boards105
L900 Display Adaptor - Additional Instructions105
L1800 Generator Board - Additional Instructions106
L1700 Connector Board - Additional Instructions106
L1200 CPU Board - Additional Instructions106
L1500 Power Supply Board - Additional Instructions106
L1910 PFC Board - Additional Instructions106
Replacing the Z-Motor107
Aligning the Unit113
Removing the Covers113
Checking and Aligning the CCD Sensor113
Checking and Adjusting the Position of the Collimator115
Checking and Adjusting the Chin Support118
Checking and Adjusting the Focal Trough120
Recheck the Alignment122
Calibrating the CCD Sensor122

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