MAC® 5000 Resting ECG Analysis System Operator’s Manual Software Version 008B. 2020300-016 24 May 2004 Listed below are GE Medical Systems Information Technologies trademarks. All other trademarks contained herein are the property of their respective owners. Information provided in the accompanying service manual. Portable and mobile. Marquette Hellige GmbH MAC 1100/1200 V 1.1 Page 7 227 492 20 D - 0002 1 Device description This Service Manual describes device version V1.1 of MAC1100 and MAC1200. The MAC1100 is a portable electrocardiograph with an integrated printing unit. They are used to acquire, record and process ECG signals.
Ge Ekg Machine Mac 1200
Introduction ... . ... 1-1 Manual Information ... . ... 1-3 Revision History ... . ... 1-3 Manual Purpose ... . ... 1-3 Intended Audience ... . ... 1-3 Warnings, Cautions, and Notes ... . ... 1-4 Safety Messages ... . ... 1-5 Responsibility of the Manufacturer ... . ... 1-5 General ... . ... . . 1-5 Equipment Symbols ... . ... 1-7 Service Information ... . ... 1-8 Service Requirements ... . ... 1-8 Equipment Identification ... . ... 1-8 Format A ... . ... 1-9 Format B ... . ... 1-10 Equipment Overview ... . ... 2-1 General Description ... . ... 2-3 Front View ... . ... 2-3 Back View ... . ... 2-3 Connector Identification ... . ... 2-4 Detailed Description ... . ... 2-5 Block Diagram ... . ... 2-8 Theory of Operation ... . ... 2-11 Power Supplies ... . ... 2-11 Clocks ... . ... 2-13 CPU ... . ... 2-13 FPGA Internal Logic ... . ... 2-13 SDRAM ... . ... 2-20 SmartMedia Card ... . ... 2-20 Serial EEPROM ... . ... 2-20 VGA LCD/CRT Interface ... . ... 2-21 Acquisition Module Transceiver / Power Switch ... . ... 2-2 COMM Port Power Switch / Current Limiter ... . ... 2-22 Thermal Printhead Power / Pixel Test Hardware ... . ... 2-23 Super I/O Peripheral Controller ... . ... 2-23 The Four Stooges ... . ... 2-24 Untested “Nominal” Operating Time Specs ... . ... 2-30 Installation ... . ... 3-1 Preparation for Use ... . ... 3-3 General ... . ... . . 3-3 Trolley Height Adjustment ... . ... 3-4 Installing the MAC 5000 ... . ... 3-6 Installing the Modem Kit ... . ... 3-8 Magnetic Card Reader Installation ... . ... 3-10 Bar Code Reader Installation ... . ... 3-12 Type-S Trolley Assembly ... . ... 3-14 MAC 5000 ST Requirements and Configuration ... . ... 3-15 Compatible Blood Pressure Units ... . ... 3-16 Analog Treadmills ... . ... 3-16 Bicycle Ergometers ... . ... 3-17 Maintenance ... . ... 4-1 Introduction ... . ... . . . 4-3 Recommended Maintenance ... . ... 4-3 Required Tools and Supplies ... . ... 4-3 Inspection and Cleaning ... . ... 4-4 Visual Inspection ... . ... 4-4 Exterior Cleaning ... . ... 4-4 Interior Cleaning ... . ... 4-4 General ... . ... 4-4 Thermal Printhead ... . ... 4-5 Battery and Patient Cable Replacement ... . ... 4-6 Battery Replacement ... . ... 4-6 Patient Cable Replacement ... . ... 4-6 Disassembly Guidelines ... . ... 4-7 Preliminary Steps ... . ... 4-7 Trolley Disassembly ... . ... 4-7 Type-S Trolley Disassembly ... . ... 4-8 Power Supply ... . ... 4-8 Top Cover ... . ... 4-9 Display/Keyboard Assembly ... . ... 4-1 Removal ... . ... 4-11 Display/Keyboard Reassembly ... . ... 4-12 Reassembly ... . ... 4-13 Main PCB ... . ... 4-13 Removal ... . ... 4-13 Reassembly ... . ... 4-14 Printhead Replacement ... . ... 4-14 Removal ... . ... 4-14 Reassembly ... . ... 4-14 Diskette Drive Removal/Replacement ... . ... 4-15 Writer Roller/Carriage Assembly ... . ... 4-15 Removal ... . ... 4-15 Reassembly ... . ... 4-16 Trolley Casters ... . ... 4-17 Domestic Electrical Safety Tests ... . ... 4-19 AC Line Voltage Test ... . ... 4-19 Leakage Tests ... . ... 4-20 Troubleshooting ... . ... 5-1 Assembly Descriptions ... . ... 5-3 Introduction ... . ... 5-3 Assembly Block Diagram ... . ... 5-3 General Fault Isolation ... . ... 5-4 Power-up Self-test ... . ... 5-4 Power-up Flow Chart ... . ... 5-5 Poor Quality ECGs ... . ... 5-5 Visual Inspection ... . ... 5-6 Diagnostic Tests ... . ... 5-7 Introduction ... . ... 5-7 Loading the System Diagnostics ... . ... 5-7 Substitute Master Password ... . ... 5-7 System Diagnostics Main Menu ... . ... 5-8 Display Tests ... . ... 5-8 Pixel Verification Test ... . ... 5-8 Grey Scale Test Patterns ... . ... 5-8 Speaker Test ... . ... 5-9 Keyboard Test ... . ... 5-9 PS2 Port Test ... . ... 5-9 Writer Tests ... . ... 5-10 Battery Tests ... . ... 5-12 Battery Status ... . ... 5-12 Battery Discharge Test ... . ... 5-12 Battery Charge Test ... . ... 5-12 Print Charge/Discharge Test Results ... . ... 5-1 Communication Tests ... . ... 5-13 COM Port Loopback Test ... . ... 5-13 Modem Test ... . ... 5-13 Acquisition Module Test ... . ... 5-13 Analog I/O Tests ... . ... 5-13 Analog Output Test ... . ... 5-13 Analog Input Test ... . ... 5-14 DCOut Loopback Test ... . ... 5-14 ECGOut/QRSTrigger Loopback Test ... . ... 5-14 Floppy Drive Tests ... . ... 5-14 Diskette Format Failure ... . ... 5-14 Equipment Problems ... . ... 5-15 ECG Data Noise ... . ... 5-15 Missing ACI-TIPI Report ... . ... 5-15 No BP from External Device ... . ... 5-15 Treadmill/Ergometer Does Not Move ... . ... 5-15 System Errors ... . ... 5-16 Frequently Asked Questions ... . ... 5-17 Maintenance ... . ... 5-17 Save Setups ... . ... 5-17 Storing ECGs ... . ... 5-17 Format a Disk ... . ... 5-17 Cleaning ... . ... 5-17 Battery Capacity ... . ... 5-18 System Setup ... . ... 5-18 Location Number ... . ... 5-18 Patient Questions ... . ... 5-18 Passwords ... . ... 5-19 Clinical ... . ... . . 5-19 Report Format ... . ... 5-19 Hi-Res and Phi-Res ... . ... 5-19 Editing ... . ... 5-19 Entering Patient Data ... . ... 5-20 Transmission ... . ... 5-20 Losing Fields When Transmitting ... . ... 5-20 Input and Output Connectors ... . ... 5-21 A Pins (J1) ... . ... 5-21 COM1 (COM3/4) Pins (J3) ... . ... 5-21 COM2 Pins (J5) ... . ... 5-22 Analog Pins (J6) ... . ... 5-22 EXT. VID. Pins (J7) ... . ... 5-23 CPU PCB Input/Output Signals ... . ... 5-24 Battery Pack/Monitor, J2 ... . ... 5-24 LCD Backlight, J4 ... . ... 5-24 Keyboard, J8 ... . ... 5-24 LCD, J10 ... . ... 5-2 Power Supply/Motor, J11 ... . ... 5-26 Thermal Printer, J12 ... . ... 5-27 Floppy Disk Drive, J13 ... . ... 5-28 Acquisition Module, J14 ... . ... 5-29 Parts List ... . ... 6-1 Ordering Parts ... . ... . . 6-3 General Information ... . ... 6-3 Field Replaceable Units ... . ... 6-4 Appendices Appendix A – Abbreviations ... . ... .A-1 Standard Abbreviations ... . ... A-3 Appendix B – Technical Specifications ... . . . .B-1 Technical Specifications ... . ... B-3 Display ... . ... . . .B-3 Computerized Electrocardiograph ... . ... .B-3 Writer ... . ... . . .B-4 Keyboard ... . ... .B-4 Electrical ... . ... .B-4 Vectorcardiography ... . ... .B-4 Hi-Res and PHi-Res Signal-Averaged Electrocardiography . . . ... .B-5 Physical ... . ... .B-5 Environmental ... . ... .B-5 Safety ... . ... . . .B-7 Appendix C – Electromagnetic Compatibility ... .C-1 Electromagnetic Compatibility (EMC) ... . ... C-3 Guidance and Manufacturer’s Declaration – Electromagnetic Emissions ... .C-3 Guidance and Manufacturer’s Declaration – Electromagnetic Immunity ... .C-4 Guidance and Manufacturer’s Declaration – Electromagnetic Immunity ... .C-5 Recommended Separation Distances ... . ... .C-6 Compliant Cables and Accessories ... . ... .C-7