Related Manuals for GE Healthcare Portascan
Summary of Contents for GE Healthcare Portascan
- Page 1 GE Healthcare Portascan Portable Bladder Scanner Service Manual Portascan Service and Assembly Manual MAN-004-049 Issue 1...
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Page 2: Table Of Contents
Table of Contents Section 1 Service Information Chapter 1. Introduction About this manual ............... Chapter 2. - Page 3 Table of Figures Figure 1 Portascan Block Diagram ..............Figure 2 Mainboard Top View .
- Page 4 Table of Figures Figure 20 Probe interface panel set..Remove screws to separate........Figure 21 Separate ribbon connector, or carefully hinge probe interface boards .
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Page 5: Chapter 1. Introduction
Section 1 About this manual Chapter 1. Introduction This service manual can be used to service the Portascan at board level. The manual explains the functioning of the boards by means of functional block diagrams and photographs while connections can be checked at the connector overview. Preventative and corrective maintenance is also included as are circuit diagrams. -
Page 6: Chapter 3. Technical Specifications Of The Scanner
Section 1 Chapter 3. Technical Specifications of the Scanner General Specifications: Power Input 10 - 13.5 Vdc Power Consumption 12 VA Scanning Method Mechanical Sector Display Modes B - mode Probe Frequency 3.5/5.0 MHz Max Image Depth 20 cm Scan Converter Full Digital 512 x 512 x 8 Bladder Volume 0 -1500 ml... -
Page 7: Chapter 4. Connector Overview
Section 1 Chapter 4. Connector overview Connections: Backlight LCD Display Repairable Parts Serviceable by Module Only Composite USB Converter Backlight Inverter Motherboard Probe Probe Board 2 Board 1 ETX Board With Dimm & 7 Way Keypad Flash Memory External Peripherals Printer Removable Battery Pack A.C. -
Page 8: Chapter 5. Planned Maintenance
Section 1 Chapter 5. Planned Maintenance Handling and Care Although the scanner is produced with the utmost care and only the highest quality components are used, maintenance will be necessary from time to time to ensure trouble-free operation. Remove loose dust from the exterior with a soft cloth or a dry brush. A solution of water with a mild detergent may be used, but not freely applied. -
Page 9: Chapter 6. Unit Disassembly
Section 1 Chapter 6. Unit Disassembly Figure 6. Battery release & removal Figure 4. Portascan Top View Figure 5. Portascan complete Figure 8. Battery Pack & Figure 9. Back Panel with Figure 7. Unscrew 4 screws & remove cover PCB Board release screws arrowed Figure 12. -
Page 10: Separate Ribbon Connector, Or Carefully Hinge Probe Interface Boards
Section 1 Chapter 6. Unit Disassembly - continued Figure 21. Separate ribbon connector, or carefully hinge probe Figure 22. … to reveal ETX Retain Heatsink from other side interface boards Heatsink screws Figure 23. The compact flash can now be removed, Figure 24. -
Page 11: Chapter 7. Faults And Solutions
Section 1 Chapter 7. Faults and Solutions Screen Related LCD blank, can be caused by loose connector at rear of display panel or faulty display. LCD poor contrast or dark due to failure of inverter board P/N C-00049. Probe Related Probe knocking: generally caused by one or more broken wires at the back of probe socket. -
Page 12: Chapter 8. Parts List
Section 1 Chapter 8. Parts List Parts Description Mediwatch Code Battery Cells PSA00020 Battery Gold Contacts PSA00021 Battery Pack PA00141B Battery Pack Case (Lower) C00052A Battery Pack Case (Upper) C00051A Battery PCB PSA00052 C00068 Flash Memory 256Mb C00169 Flexi-Links (Interface PCB-pair) PSA00065 Frame Grabber PCB C00165... -
Page 13: Chapter 9. Esd
Section 1 Chapter 9. ESD What is ESD Electro Static Discharge (ESD) is the transmission of electro static charges between two bodies with a potential difference. This transmission can be achieved by direct contact or by an inducted electrostatic field. Electro static discharges are not always noticed by operators, because ESD is: sensed at 3,500 Volt audible at 4,500 Volt... -
Page 14: Circuit Diagrams
Section 1 Circuit Diagrams Mediwatch Service Department Service Documentation... -
Page 15: Diagram 2
Section 1 Circuit Diagrams Mediwatch Service Department Service Documentation... -
Page 16: Appendix 1
Section 1 Appendix 1 Testing of Final Assembly Scanner Serial No: Interface Board Serial No: Probe Serial No: Instructions: Pass / fail: Insert a charged 'test' battery pack and check that it fits securely. Ensure that the printer door opens and closes smoothly and that the magnetic latch holds the door securely when the door is closed. - Page 17 Section 1 Appendix 1 Testing of Final Assembly - continued Instructions: Pass / fail: Press the print button to obtain a hard copy of the result. Press the menu button. Using the "UP", "DOWN" menu buttons select the "Set Probe Frequency" option and then press the "SELECT"...
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