GE MAC 5000 Service Manual Download

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Revision B

MAC

™

5000 resting ECG analysis system

5-27

2024917-010

Troubleshooting:

CPU PCB Input/Output Signals

CPU PCB Input/Output Signals

Battery Pack/Monitor, J2

Pin No.

Signal

18V Battery Power

Battery Temperature Sense

3V Temperature Sense Power

Battery Ground

LCD Backlight, J4

Pin No.

Signal

12V Power

Ground

Brightness Select

Backlight Enable

Ground

Keyboard, J8

Pin No.

Signal

Sense4

Sense2

Sense1

Sense0

Summary of Contents for MAC 5000

Page 1: ...g MAC 5000 Resting ECG Analysis System Product Code SBZ Service Manual 2024917 010 Revision B GE Healthcare ...

Page 2: ...rsions Due to continuing product innovation specifications in this manual are subject to change without notice MUSE CASE MAC MARS and 12SL are trademarks owned by GE Medical Systems Information Technologies a General Electric Company going to market as GE Healthcare All other marks are not owned by GE and are instead owned by their respective owners 2005 2006 General Electric Company All rights re...

Page 3: ... Manufacturer 1 5 General 1 6 Equipment Symbols 1 7 Service Information 1 9 Service Requirements 1 9 Equipment Identification 1 9 Format A 1 10 Format B 1 11 Format C 1 11 2 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 5 Theory of Operation 2 6 Overview Block Diagram 2 6 Power Supplies 2 9 3V C 2 9...

Page 4: ...utputs 2 24 Beep Generator 2 25 PC Card Logic 2 25 SDRAM 2 25 NAND Flash 2 26 Secure Digital Card Interface 2 26 Serial EEPROM 2 26 Daughter Board Interface 2 26 VGA LCD CRT Interface 2 27 LCD Panel EMI Reduction Components 2 27 CRT Video DAC Sync Buffers 2 27 Acquisition Module Transceiver Power Switch 2 28 Transceiver 2 28 Acquisition Power Regulator Switch 2 28 COMM Port Power Switch Current Li...

Page 5: ...ies Treadmills 3 16 Analog Treadmills 3 16 Bicycle Ergometers 3 17 4 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 Gu...

Page 6: ...ctrical Safety Tests 4 24 AC Line Voltage Test 4 24 Leakage Tests 4 25 5 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 Diagnos...

Page 7: ...s 5 17 SD Card Tests 5 17 Equipment Problems 5 18 ECG Data Noise 5 18 Missing ACI TIPI Report 5 18 No BP from External Device 5 18 Treadmill Ergometer Does Not Move 5 18 System Errors 5 19 Frequently Asked Questions 5 20 Maintenance 5 20 Save Setups 5 20 Storing ECGs 5 20 Format a Disk 5 20 Cleaning 5 20 Battery Capacity 5 21 System Setup 5 21 Location Number 5 21 Patient Questions 5 21 Passwords ...

Page 8: ...ndix 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 E...

Page 9: ...Revision B MAC 5000 resting ECG analysis system 1 1 2024917 010 1 Introduction ...

Page 10: ...1 2 MAC 5000 resting ECG analysis system Revision B 2024917 010 For your notes ...

Page 11: ...tain the equipment to the assembly level Use it as a guide for maintenance and electrical repairs considered field repairable Where necessary the manual identifies additional sources of relevant information and or technical assistance See the operator s manual for the instructions necessary to operate the equipment safely in accordance with its function and intended use Intended Audience This manu...

Page 12: ...rd is defined as a source of potential injury to a person Term Definition DANGER Indicates an imminent hazard which if not avoided will result in death or serious injury WARNING Indicates a potential hazard or unsafe practice which if not avoided could result in death or serious injury CAUTION Indicates a potential hazard or unsafe practice which if not avoided could result in minor personal injur...

Page 13: ...th conductor is in doubt CAUTIONS This equipment contains no serviceable parts Refer servicing to qualified service personnel U S Federal law restricts this device to the sale by or on the order of a physician Responsibility of the Manufacturer GE Medical Systems Information Technologies is responsible for the effects of safety reliability and performance only if Assembly operations extensions rea...

Page 14: ...recommended by GE Medical Systems Information Technologies Contact GE Medical Systems Information Technologies for information before connecting any devices to this equipment that are not recommended in this manual If the installation of this equipment in the USA will use 240 V rather than 120 V the source must be a center tapped 240 V single phase circuit Parts and accessories used must meet the ...

Page 15: ... to this symbol indicates AC power is connected Equipotential Charge the battery The flashing amber LED next to this symbol indicates you must connect the system to AC power to re charge the battery DO NOT throw the battery into the garbage Recycle the battery Consult accompanying documents Classified with respect to electric shock fire mechanical and other specified hazards only in accordance wit...

Page 16: ...emove cover or back Refer servicing to qualified personnel This symbol indicates that the waste of electrical and electronic equipment must not be disposed as unsorted municipal waste and must be collected separately Please contact an authorized representative of the manufacturer for information concerning the decommissioning of your equipment The number found under this symbol is the date of manu...

Page 17: ...quipment under warranty voids that warranty It is the user s responsibility to report the need for service to GE or to one of their authorized agents Equipment Identification The Serial Number tag is located inside the device where shown below Every GE Medical Systems Information Technologies device has a unique serial number for identification The serial number label may be in one of three format...

Page 18: ... documented under Specials part numbers U upgraded unit E division Division where device was manufactured F product sequence number Manufacturing number of total units manufactured G product code Two character product descriptor SBZ MAC 5000 resting ECG analysis system with 006 CPU board NOTE Earlier versions used MP MH and WT See the serial tag on your device for the product code H year manufactu...

Page 19: ...oduct Code SBZ and MP WT and AAY with 006 board upgrade B Year Manufactured 00 99 00 2000 01 2001 02 2002 and so on C Fiscal Week Manufactured D Production Sequence Number E Manufacturing Site F Miscellaneous Characteristic A B C D E F Table 4 Equipment Identification Format C A Date of Manufacture in YYYY MM format B Part Number of product C Product Code Description D Serial Number E Manufacturin...

Page 20: ...1 12 MAC 5000 resting ECG analysis system Revision B 2024917 010 Introduction Service Information For your notes ...

Page 21: ...Revision B MAC 5000 resting ECG analysis system 2 1 2024917 010 2 Equipment Overview ...

Page 22: ...2 2 MAC 5000 resting ECG analysis system Revision B 2024917 010 For your notes ...

Page 23: ...lysis system is a 15 lead 12 channel system with a 10 4 inch 264 mm diagonal display active patient cable battery operation and late potential electrocardiography There are also options for communication capabilities Front View Back View 32A Disk drive slot Keyboard Display 69A AC power light Back panel connectors Internal access button Battery light ...

Page 24: ...GE KISS pump If system has the stress option connect a T2000 or external blood pressure device cable to this port C 2 Connect a local transmission cable serial line modem or client bridge wireless option D ANA TTL Connect a device requiring analog data or TTL trigger Ultrasound stress echo ergometer analog treadmill blood pressure units E EXT VID Connect an external video display F IR Point at a M...

Page 25: ...Revision B MAC 5000 resting ECG analysis system 2 5 2024917 010 Equipment Overview Detailed Description Detailed Description Block Diagram 79A ...

Page 26: ...ds FPGA configuration and system code 32 MB NAND Flash for ECG Record storage 128 KB Boot Data Flash holds primary boot image CRT video DACs External 12 Volt Power Switch Acquisition Module Transceiver Power Switch Printhead Power Switches and Pixel Test Circuit Daughter Board Interface which support serial ports USB and PC card Switch Mode Power Supplies 3 3 Volt for Logic LCD 5 Volt for Logic Pr...

Page 27: ...e and Software Power Optimization Capabilities Four Programmable External Clock Signals System Timer Including Periodic Interrupt Watchdog and Second Counter Real time Clock with Alarm Interrupt Debug Unit Two wire UART and Support for Debug Communication Channel Advanced Interrupt Controller with 8 level Priority Individually Maskable Vectored Interrupt Sources Spurious Interrupt Protected Seven ...

Page 28: ...per Channel Double PWM Generation Capture Waveform Mode Up Down Capability FPGA Containing XBus Controller LCD Controller with SDRAM Frame Buffer Video Waveform Scroller Interrupt Controller System Interrupt Generator Acquisition Module Interface Thermal Printhead Interface Serial EEPROM Interface BBus Controller Four PWM Analog Outputs Beep Generator PC Card Interface A PC Super I O controller co...

Page 29: ...AX782 s low current regulator is dreadfully inefficient Regulator Q current appears to be about 3x the load current This makes conservation of load on 3V C crucial 3V M Most of the MAC 5000 hardware runs from 3V M The MAX782 provides this rail from the battery via a PWM synchronous switching regulator Moe controls 3V M in tandem with 5V M 3V EMI This is simply an RF blocked feed from 3V M 3V M loa...

Page 30: ...put cannot provide sufficient current for all of the systems 12V loads so a secondary 12V regulator is required The Main 12V Regulator U15 a switching buck regulator provides the higher currents needed by these loads A P channel MOSFET Q1 switch precedes the regulator to provide on off control Gate capacitor C12 slows the turn on off time of the MOSFET switch to eliminate switching transients The ...

Page 31: ...vides many functions including the acquisition interface the printer interface and the Stooges interface Bbus to name a few The FPGA uses a built in frequency doubler to raise this 24 Mhz clock to 48 Mhz for internal use All functions inside the FPGA use the clocks derived from 48MHz The main derived clocks are 1 MHz for acquisition interface 4 MHz for printer data shift clock interface 4 MHz for ...

Page 32: ...al LCD controller with a separate video memory interface compensates overall performance of the 006 board External Bus Interface The external bus interface width is limited to 16bit in ATMEL CPU when compare with the 32 bit interface of StrongARM All the non VGA FPGA registers are either 8 bit or 16 bit wide However all these were accessed using 32 bit access in 005 board and aligned to 32 bit wor...

Page 33: ...s to NAND Flash To configure the FPGA in fly by mode the data need to be present at the Xbus while toggling CCLK This is achieved by toggling the NAND_RE alternately with CCLK The NAND_RE need to be under the GPIO control instead of static memory controller to do this The ALE and CLE are also controlled in GPIO mode and tied to low level during read cycle while configuring the FPGA The CLE and ALE...

Page 34: ...s a file update com in the root directory FPGA Internal Logic All of the MAC 5000 s proprietary hardware is contained in a single Xilinx FPGA that contains XBus Controller Video Interface LCD Controller with SDRAM frame buffer Video Waveform Scroller Interrupt Controller System Interrupt Generator Acquisition Module Interface Thermal Printhead Interface Serial EEPROM Interface BBus Interface Four ...

Page 35: ...per I O controller and SmartMedia card are both located on this bus Unlike the 3 3V only main data address busses XBus is compatible with both 5V and 3 3V logic To maintain software compatibility with previous board versions the low order address byte is not used by XBus Starting XBus addressing with A8 also produces Super I O addresses that easily map to their standard PC equivalents simply appen...

Page 36: ...em software to directly manipulate screen pixels At power up SDRAMs must be configured for proper operation Properties such as RAS CAS latency and burst length are written into a control register in the SDRAM and an initial burst of refresh cycles are performed to prepare the memory array for operations The SDRAM controller does this all automatically at startup requiring no initialization by the ...

Page 37: ...as two regions the static and dynamic planes Each plane is a contiguous array of 480 lines of 640 pixels each Within the static plane the lower 3 bits the dynamic bits of each pixel byte are ignored on writes and read as zeroes Within the dynamic plane the upper 5 bits of each pixel byte the static bits are ignored on writes and read as zeroes The dynamic plane is located 1 2 Mbyte above the stati...

Page 38: ...al port line buffer implemented in a pair of FPGA block RAMs At the end of each active LCD line the video timing generator requests a new line of pixels from the frame buffer The memory arbiter services the request by bursting 640 pixels from the frame buffer to the line buffer using the video address supplied by the timing controller The entire line of 640 pixels is moved at maximum memory speed ...

Page 39: ... of the filled rectangle fill bursts can take anywhere from 100ns to 11μs In this way the fill engine follows the video timing generator down the screen replacing pixels in the frame buffer immediately after they are sent to the LCD This synchronous operation makes efficient use of the existing address generation hardware and provides flicker free fills regardless of region size If fills were unsy...

Page 40: ...not necessarily visible The appearance of motion is achieved by continuously changing the start point for display of the dynamic plane from one video frame to the next Since the LCD controller does not support multiple image planes it is necessary to pack two planes of image data into a single frame buffer On the software side during drawing this is done by bit masking operations that allow separa...

Page 41: ...ystems that do not perform blank level video clamping TTL Sync For monitors that do not accept sync on green TTL logic level horizontal and vertical sync signals are provided These may be enabled disabled to implement a rudimentary sleep operation on Energy Star compliant monitors Blank Unlike LC displays CRT s emit light from more than just their active display surface The electron beam is visibl...

Page 42: ...le as changing the line filter frequency or enabling or disabling the pace pulse detector With the MAC 5000 this restriction is removed 4 Buttons are supported Button state is communicated to the system in each ECG data packet This allows limited operator interaction with the machine via the acquisition module Details A constant reference clock frequency of 1MHz must be provided to the acquisition...

Page 43: ...ition module supports a special code update mode for rapid reprogramming of its on board code memory To increase the update speed the acquisition module echoes each uploaded code byte with a single reply word rather than the usual 16 word data packet The FPGA receive logic provides a special 1 word reception mode to accommodate this Thermal Printhead Interface The ATMEL CPU sends print data to the...

Page 44: ...ontrollers must communicate with the ATMEL CPU BBus is a simple 1 wire point to point interface designed specifically for this purpose The FPGA provides a single BBus transceiver and a 3 way bidirectional multiplexer to attach the three BBus microcontrollers For more Bbus information see the microcontroller firmware source files From the programmer s standpoint BBus operates like SPI where each tr...

Page 45: ...levels provides system beeps and key clicks Frequencies of 250Hz 500Hz and 1KHz are provided at both low and high volume The logic level output signal drives LS1 through an open collector transistor driver Q100 Full volume is achieved by driving the fundamental beep tone directly to the speaker Half volume is achieved by gating the speaker signal with a 24MHz square wave reducing the amplitude by ...

Page 46: ...transmitted received nibbles Since the software overhead to correct this is high SD card interface support only SPI mode However all the SD card interface signals are terminated at the connector through a set of resistors which are not placed so that we can go for the true SD card interface in future Serial EEPROM System setup information option enables and other machine specific data is stored in...

Page 47: ...iltered tap FB107 C29 off the 3V M supply rail and then level shifted back to ground Each DAC is comprised of six binary weighted resistors and a seventh blank sync signal resistor The FPGA LCD data outputs sink current through the 75Ω load resistor in proportion to their respective DAC resistors The voltage across the 75Ω load resistor represents the sum of all drive currents Minor non linearity ...

Page 48: ...SS Power Power for external peripherals such as a modem or the KISS vacuum electrode pump is available on the COMM connectors Power may be turned on off under software control and current limiting is employed to protect internal operations from excessive external loads The current requirements and startup conditions of the KISS pump require very high currents U L limits power to external devices t...

Page 49: ... is supplied to allow the measurement of individual dot resistance for automatic strobe width compensation and blown dot detection A switchable constant current source 6mA applies a test current to the TPH power bus Larry then measures the TPH power bus voltage one of the four analog inputs he continuously monitors By loading a single black dot into the print head it is possible to measure its res...

Page 50: ...ar function Backup battery power is provided by a super capacitor C21 with sufficient storage capacity to power the clock for hours after main battery removal This backup source provides sufficient time to exchange battery packs when necessary Diode CR106 charges C21 when the main system power is up R181 limits the charging current to a safe level PS2 Keyboard Port External card bar code readers m...

Page 51: ...s pull up resistors on Port A so bit 4 should be high Larry on the other hand has uses Port A to drive a makeshift DAC Since Port A is not being driven at the moment bit 4 will be pulled to low via the common DAC resistor R136 which is grounded We must be Larry At this point we have eliminated all other Stooges BBus All three stooges Moe Larry and Shemp communicate with the ATMEL CPU via BBus conn...

Page 52: ... The other is alternately driven to either 12V or ground The duty cycle of the drive signal determines the average applied voltage and therefore the average motor speed The feedback voltage signal is the average of both motor terminals R274 and R273 driving R309 with a 50 1 ratio 15Vin 300mV out hence 15V full scale Since one terminal is always zero grounded and the other is driven with a variable...

Page 53: ...external analog signals such as those produced by ergometers or analog output blood pressure monitors Thermal printhead temperature is measured for use in compensating strobe pulse width to maintain constant print density over a wide range of thermal printhead temperatures The output of the thermal printhead pixel test hardware is also digitized to allow the resistance measurements on individual p...

Page 54: ...s loss of function yet maintains Moe s watchdog function a manual forced power down function is provided A continuous press of the power key for a period greater than 5 seconds will force the system to shutdown AC Power Battery Charger Battery and system power management is entirely Moe s responsibility An off the shelf 28V 1A universal input power supply provides operating charging power for the ...

Page 55: ...ower supply The charger circuitry monitors both battery charge current and power supply output current The battery is always charged at the maximum rate possible but system power demands take precedence over charger demands The charger automatically reduces charge current as required to keep the AC power supply output current within specified limits In the extreme during printing charging ceases a...

Page 56: ...pid changes in ambient temperature can cause premature or delayed charge termination by altering the pack s temperature Moe monitors ambient temperature via the thermistor RT1 to ensure that charging occurs only within the safe temperature range as well as to minimize the effects of changing ambient temperature on charge termination particularly to avoid premature termination which would give a fa...

Page 57: ...tus request within six seconds it flashes charge LED at 1Hz rate with 50 duty cycle for two minutes Battery Gauge Current flow into and out of the battery pack is monitored by Moe via a MAX472 Battery Current Monitor By integrating the current flow Moe is able to maintain a reasonable estimate of the battery pack s state of charge Moe s A D converter hasn t sufficient dynamic range to cover the fu...

Page 58: ...2 38 MAC 5000 resting ECG analysis system Revision B 2024917 010 Equipment Overview Theory of Operation For your notes ...

Page 59: ...Revision B MAC 5000 resting ECG analysis system 3 1 2024917 010 3 Installation ...

Page 60: ...3 2 MAC 5000 resting ECG analysis system Revision B 2024917 010 For your notes ...

Page 61: ...nal MAC 5000 Trolley Use this picture for reference when installing trolley options NOTE Because the optional Trolley is made by another vendor for GE Medical Systems Information Technologies the serial number format is different from that shown in Chapter 1 MAC 5000 Acquisition Module Arm and Holder Front Cover Locking Casters Swivel Casters TrolleySerial Number 13A ...

Page 62: ...45 cm 33 25 inches The trolley is normally shipped at the 92 07 cm 36 25 inches height but can be changed to fit your needs To change to the lower height use the following steps 1 Tip the trolley on its side and using a 1 2 inch socket remove the 4 outer 1 2 inch bolts and slide the base assemble up on the column 2 Remove the remaining bolts and mounting plate 3 Flip the mounting plate and reverse...

Page 63: ...Revision B MAC 5000 resting ECG analysis system 3 5 2024917 010 Installation Preparation for Use CAUTION Do not over tighten Over tightening the bolts may cause them to strip 17A 16A ...

Page 64: ...00 To secure the MAC 5000 to the trolley assembly follow these steps 1 Lock the wheels to prevent the trolley from rolling 2 Remove the end panel by pulling out and up 3 Place the unit on the trolley surface then slide it on until the unit is firmly in place and under the tab at the rear of the on the tray 18A 19A 20A ...

Page 65: ...llation Preparation for Use 4 Secure the MAC 5000 to the trolley by tightening the three captive screws located under the trolley tray 5 Replace the end panel by pushing up and in until you hear a snap 6 Unlock the wheels to allow free movement of the trolley 21A 22A 23A ...

Page 66: ...stall on the trolley To install a modem kit on the trolley complete the following steps 1 Find the modem mounting site located under the Acquisition Module support arm at the rear of the trolley where the kit is to be installed 2 Slide the assembly up in place so that the bracket slot catches on the bracket lip 3 Tighten the three mounting screws to secure the modem to the trolley 24A 25A 26A 29A ...

Page 67: ... 5000 resting ECG analysis system 3 9 2024917 010 Installation Preparation for Use 4 Plug the modem cable into connector port 2 on the MAC 5000 5 Refer to the operator s manual for information on using the modem 30A ...

Page 68: ...two different trolley styles Disregard and do not use the parts indicated in the following illustration To install the Magnetic Card Reader and its mounting bracket on the trolley complete the following steps 1 Remove both end panels by pulling out and up at the bottom 2 Using a Phillips screw driver fasten the card reader assembly under the front handle Align with holes provided under front handl...

Page 69: ...ley column towards the rear as shown below 4 At the front hold the cable to the side so it clears the front panel as you replace the panel 5 Plug the cable connector into port A then replace the back panel 6 Refer to the MAC 5000 Operator s Manual for information on using the Magnetic Card Reader Cable Routing Rear View 34A 77A 70A ...

Page 70: ...l the Bar Code Reader and its cable mounting bracket on the trolley complete the following steps 1 Fasten the cable clamp bracket to the underside of the rear handle using a Phillips screw driver and the self tapping screws provided NOTE DO NOT overtighten Overtightening the screw may cause the screw to strip and clamp to fail Cable Clamp Cable Clamp Bracket Barcode Reader 71A 72A Cable Clamp Cabl...

Page 71: ...o place the correct amount of slack to free the cable from stress when the MAC 5000 needs to be re opened 3 Next fasten the cable and clamp to the clamp bracket then close the MAC 5000 Observe that there is enough slack to allow free movement of the cable when re opening the MAC 5000 4 Refer to the MAC 5000 Operator s Manual for information on how to use the Bar Code Reader Port A Internal Access ...

Page 72: ...n B 2024917 010 Installation Preparation for Use Type S Trolley Assembly 1 To mount the MAC 5000 to the Type S trolley follow the steps in the illustration below 2 Route patient cable through trolley and fasten with cable clamp as shown below 75A 76A ...

Page 73: ...e Main Menu complete the following in the order shown below Select System Setup Enter System password Exercise Test Inputs Outputs Change Blood Pressure to Nipon Colin Sun Tech Model Tango Connection Requirements Use cable PN 2008113 001 to connect from the MAC 5000 port 1 to the Sun Tech serial port Use cable PN 2008111 001 to connect from the MAC5000 ANA TTL port to the Sun Tech QRS trigger inpu...

Page 74: ...le GE Medical Systems Information Technologies Treadmills Model T2000 Connection Requirements Use cable PN 2007918 001 T2000 to connect from the MAC 5000 port 1 to the treadmill serial port Device Configuration Requirements None MAC 5000 Configuration Requirements Use the Edit Protocol application to set the protocol Test Type to Treadmill in MPH or Treadmill in Km H for protocols that will be use...

Page 75: ...14 001 Ergoline 900 or PN 2007981 001 Lode Ergometer to connect from the MAC 5000 ANA TTL port to the ergometer analog control port NOTE For any other ergometer the customer is responsible for making the appropriate cable Device Configuration Requirements Refer to ergometer Operator s Manual MAC 5000 Configuration Requirements Use the Edit Protocol application to set the protocol Test Type to Ergo...

Page 76: ...3 18 MAC 5000 resting ECG analysis system Revision B 2024917 010 Installation MAC 5000 ST Requirements and Configuration For your notes ...

Page 77: ...Revision B MAC 5000 resting ECG analysis system 4 1 2024917 010 4 Maintenance ...

Page 78: ...4 2 MAC 5000 resting ECG analysis system Revision B 2024917 010 For your notes ...

Page 79: ...and possible health hazards The manufacturer does not in any manner assume the responsibility for performing the recommended maintenance schedule unless an Equipment Maintenance Agreement exists The sole responsibility rests with the individuals hospitals or institutions utilizing the device Required Tools and Supplies In addition to a standard set of hand tools you will need the items listed belo...

Page 80: ...trols for proper operation Toggle keys should not stick in one position Knobs should rotate fully in both directions Exterior Cleaning Clean the exterior surfaces monthly or more frequently if needed 1 Use a clean soft cloth and a mild dish washing detergent diluted in water 2 Wring the excess water from the cloth Do not drip water or any liquid on the equipment and avoid contact with open vents p...

Page 81: ...printhead every three months or more often with heavy use A build up of thermal paper coating on the printhead can cause light or uneven printing Use a solution containing alcohol on a nonwoven nonabrasive cloth such as Techni Cloth to wipe off the printhead Do not use paper toweling as it can scratch the printhead Thermal Printhead 35A ...

Page 82: ... button to open the unit 2 Slide the battery release button in the direction of the arrow and lift the battery out 3 Install a new battery and close the unit Patient Cable Replacement 1 Press the internal access button to open the unit 2 Press the connector release tabs and pull the connector loose 3 Pull the cable from the retaining tabs 4 Reassemble the cable by reversing the above steps 36A 37A...

Page 83: ...ble print out set up for future reference Disconnect the unit from the AC wall outlet and remove the power cord from the unit Remove the battery Remove the chart paper Take strict precautions against electrostatic discharge damage Trolley Disassembly 1 Lock the wheels remove the rear trolley panel then loosen the three captive screws located under the trolley 2 Pull the MAC 5000 up and up toward y...

Page 84: ... S trolley follow the steps shown in the illustration below Power Supply NOTE A 10 TORX driver is required for disassembly and assembly of the power supply Removal 1 Turn the unit over so the bottom side is up 2 Using a 10 TORX driver remove the three screws holding the power supply in place 3 Lift the power supply to expose the wiring harness and ground wire 39A ...

Page 85: ...J2 on the power supply assembly and the ground wire connection from the power supply chassis Reassembly Reassemble the power supply reversing the steps for removal Before replacing the screws ensure that the ground wire is routed through the notch in the plastic and not pinched Ground Wire Screws 3 Wiring Harness 40A ...

Page 86: ...p cover 1 Remove the battery 2 Turn the unit over so the bottom side is up and remove the TORX screw through the hole on the right rear corner of the unit This screw is only visible and accessible with the battery removed 3 Turn the unit right side up and press the internal access button and raise the top of the unit 4 Remove four 4 TORX screws 5 Lower the top of the unit and lock in place 6 Raise...

Page 87: ...mbly is now loose NOTE It may be helpful to rotate the top cover 45 to provide a larger opening to clear the display 9 Carefully lift the top assembly up and clear of the raised display Reassembly 1 Raise the display to the vertical position 2 Make sure the bezel surrounding the rear panel connectors is in place 3 Lower the top cover down around the display and set in position 4 Snap the rear of t...

Page 88: ...ay ground at the left of the hinge rod 6 Slide the display hinge metal rod to the left to release it from the mounting detent A flat blade screw driver may be used to help slide the rod 7 Slightly lift up on the right hand side of the display keyboard assembly and pull the assembly to the right to free the tabs from their mounting slots Do not lift the right side of the display too high or the pla...

Page 89: ...e right until it locks into the right hinge base 6 Replace the hinge bracket with the two TORX screws removed earlier 7 Replace the screw and display ground at the left of the hinge rod 8 Replace the two TORX mounting screws on the right side of assembly Reassembly 1 Raise the display to the vertical position 2 Make sure the bezel surrounding the rear panel connectors is in place Make sure the rel...

Page 90: ...board assembly following the procedures in Display Keyboard Assembly on page 4 12 4 Disconnect all remaining cable connections to the main PCB These include cables to the following power supply printhead battery connect PCB floppy drive acquisition module cable 5 With a TORX driver remove the mounting screws holding the main PCB in place They are located around the outside edges of the main PCB Se...

Page 91: ...into slot on back of MAC 5000 assembly as shown below 4 Rotate bezel to the upright position as shown below 5 With the new bezel in place replace the top cover by reversing the steps described previously 6 Replace the battery and proceed with software serial number and system setups as described in the following sections ...

Page 92: ...Power to turn on the system 2 From the Main Menu select System Setup 3 Enter the system password and press Enter 4 Press Shift F3 The message below is displayed 5 Insert the secure digital card A message similar to the one shown below is displayed 6 Press the Enter key If the system is not connected to AC power the message shown below is displayed If the message shown above appears on the screen c...

Page 93: ...the software will be updated 8 If the boot code needs updating a message similar to the one shown below is displayed If the message shown in step 8 appears press Enter The messages below are displayed 9 Verify new software version on startup screen Copying code to Main Memory Erasing Flash Please Wait Programming Flash 10 Copying code to Main Memory Programming Over System is Shutting Down Current...

Page 94: ...em 6 Select verify that No is selected for Update Primary Boot 7 Enter the Print head resistance This number can be found on the print head label 8 Select the appropriate language in the Keyboard menu 9 Select Return Restore System Setups 1 Power up the cart 2 From the Main Menu select System Setup 3 Enter the System Password and press Enter 4 Select Restore Setup from the System Setup menu 5 Inse...

Page 95: ... below Location of Option Activator Code Label NOTE Use the activator codes provided on the label found on your system The activator codes shown in the figure are provided as examples only 1 Power on the cart 2 Within the System Setup function select Basic System 3 Select Option Activation to activate options 4 Type the 12 digit option activation code and press the Enter key 5 Repeat the previous ...

Page 96: ...the unit 5 Go to the Setup menu and enter the new printhead resistance value 6 Run a Writer Test test See Chapter 5 Diskette Drive Removal Replacement 1 Remove the top cover and display keyboard assembly following the procedures above 2 Remove the cable from the diskette drive to the main PCB 3 Remove two flat head screws holding the diskette drive to its mounting brackets Loosen but do not remove...

Page 97: ...nect the cable that connects to the writer assembly 3 Open the unit to access the paper compartment Move the paper size bracket to the A4 position to expose one of the writer assembly mounting screws 4 Remove the screw and return the paper size bracket to the 8 5 x 11 position 5 Close the unit and turn it over so the bottom side is up 6 Remove the four screws located on the underside of the writer...

Page 98: ... items from the trolley and then place the trolley on its side 2 Locate the slot under the arrow on the bearing dust cap and using a small blade screwdriver pry the cap from the caster to be removed 3 Using an Allen wrench remove the wheel shaft and wheel from the caster 4 Using an Allen wrench remove the bolt holding the caster to the trolley 54A 55A 56A 57A ...

Page 99: ...trolley NOTE Ensure that the pins align with the holes on the fixed caster before fastening to the trolley 2 Install the wheel and attach with the wheel bearing shaft and nut 3 Using a small mallet tap the bearing dust covers back in place 4 Set trolley upright and push to check alignment and free movement of casters 5 Replace MAC 5000 57A 58A 56A 59A ...

Page 100: ... the measurements are significantly out of range have a qualified electrician repair the outlet The voltage measurements should be as follows 1 120 VAC 10 VAC between the line contact and neutral and between the line contact and ground 2 Less than 3 VAC between neutral and ground 240 VAC 50 60 Hz Use a digital voltmeter set to measure at least 300 VAC to check the voltages of the NEMA 6 20R AC wal...

Page 101: ...n the front of the manual We recommend that you perform these tests Before applying power for the first time Every 6 months as part of routine maintenance Whenever internal assemblies are serviced NOTE The accuracy of the leakage tests depends on the properly wired wall outlet Do not proceed until you verify the integrity of the power source WARNING Total system leakage must not exceed 300 microam...

Page 102: ...4 26 MAC 5000 resting ECG analysis system Revision B 2024917 010 Maintenance Domestic Electrical Safety Tests For your notes ...

Page 103: ...Revision B MAC 5000 resting ECG analysis system 5 1 2024917 010 5 Troubleshooting ...

Page 104: ...5 2 MAC 5000 resting ECG analysis system Revision B 2024917 010 For your notes ...

Page 105: ...ceable assemblies These assemblies illustrated in the block diagram are discussed in more detail in the individual assembly chapters along with replacement procedures Assembly Block Diagram Display Battery Pack Motor Cue Sensor Thermal Printhead Writer Patient Acquisition Module Speaker Backlight Power Supply AC inlet Equipotential com2 Analog I O Keyboard Isolation Barrier Floppy ROM CPU Board Vi...

Page 106: ...ays If the equipment is not working properly ask yourself the following questions Is the unit turned on Have there been any changes in the use location or environment of the equipment that could cause the failure Has the equipment hardware or software been modified since last use Is operator error the cause of the problem Try to repeat the scenario exactly and compare that to the proper operation ...

Page 107: ...low Chart Poor Quality ECGs Poor quality ECGs can be caused by factors in the environment inadequate patient preparation hardware failures related to the acquisition module leadwires cables or problems in the unit Use a simulator to obtain an ECG report If the report is good the problem is external to the unit 84A ...

Page 108: ...ing Loose screws in plugs Fuses Type and rating Replace as necessary Interface Cables Excessive tension or wear Loose connection Strain reliefs out of place Circuit Boards Moisture dust or debris top and bottom Loose or missing components Burn damage or smell of over heated components Socketed components not firmly seated PCB not seated properly in edge connectors Solder problems cracks splashes o...

Page 109: ...ons in Substitute Master Password later in this section 5 When the System Setup menu displays hold down Shift and press F5 Shift F5 6 Type prod at the service password prompt 7 The System Diagnostics menu appears Substitute Master Password If you do not have access to the system s password you can create a master password as follows 1 At the prompt for the system password enter meimac A random 6 d...

Page 110: ...cq Module Tests Analog I O Tests Floppy Drive Tests Internal Memory Tests SD Card Tests Exit System Diagnostics reboots the system Display Tests Run the screen Display Tests to verify that all the screen pixels are working and that the brightness and contrast samples appear to be within normal range There are no screen display adjustments The screen Display Tests are as follows Pixel Verification ...

Page 111: ...t Return and press the Enter key to return to the System Diagnostics menu Keyboard Test Press each key and verify that the key is highlighted on the screen and also displayed at the top of the screen It is normal for a dim background image to remain on the screen when you select the next key The numeric value that displays at the top of the screen is the scan code representation of the pressed key...

Page 112: ...agonal lines printed across the pages should be straight and uniform without curves or wavering The perforations should align with the tear bar on the door after cueing Paper travel should be smooth C Scan Tests 1 2 3 These tests are combinations of test pattern I and the roller test They are used by the writer vendor 50 mm s Test Pattern I 25 mm s Test Pattern I and 5 mm s Test Pattern I These te...

Page 113: ...oller and may indicate that the print carriage assembly needs to be replaced A white line across the length of the page indicates a missing print head dot Test Pattern II A combination of Test Pattern I and Roller tests The first three pages consist of a series of triangular waveforms and various hashmarks The fourth page is a partial roller test Test Pattern II Continuous Test Pattern II runs con...

Page 114: ...voltage should be between 15 and 24 volts If battery voltage is below 15 volts the battery may need to be replaced Battery current If battery current is less than 0 7 amps with AC power not applied the main CPU may need to be replaced For example Consider replacing the main CPU if the battery current is 0 8 amps with AC power not applied Battery temperature Maximum and minimum battery temperature ...

Page 115: ...window will appear and the unit will begin to charge the battery Once the battery is fully charged the message Turn the AC power to the unit OFF will appear 3 Unplug the unit from AC mains power and select OK 4 Re select Battery Discharge Test The battery will begin to discharge 5 When the battery has fully discharged the unit will shut off Reconnect the unit to AC power and turn the unit on 6 Go ...

Page 116: ...t will begin to discharge the battery 3 Once the unit has fully discharged the battery plug the unit back into AC power mains power The battery will begin to charge Go to Print Charge Discharge Test Results on page 5 14 Print Charge Discharge Test Results Prints the results of the last discharge or charge test to the writer Communication Tests COM Port Loopback Test The Communications Port Loopbac...

Page 117: ... Tests if the acquisition module is powered Tests if the acquisition module is communicating Displays the acquisition module lead wire noise Indicates when one of the three acquisition module buttons is pressed Displays software version of acquisition module Analog I O Tests Analog Output Test Follow the instructions on screen to monitor the analog outputs using an oscilloscope The outputs monitor...

Page 118: ...ut It confirms that the correct values are read from the Analog Inputs A pass fail result displays If either test fails the main CPU board may need to be replaced NOTE Pin numbers refer to the ANA TTL port Floppy Drive Tests Follow the instructions on screen A read write test is performed on a formatted floppy disk and a pass fail test result is displayed Try another disk if this test fails If thi...

Page 119: ... Diagnostic Tests Internal Memory Tests Internal memory is not utilized by the MAC 5000 system SD Card Tests 1 Insert SD card which is not write protected 2 Select SD Card Tests 3 If test fails replace SD card and repeat test 4 If test still fails CPU board may need to be replaced ...

Page 120: ...ng the acquisition of a resting ECG Missing ACI TIPI Report ACI TIPI is disabled Enable ACI TIPI The selected report is without interpretation Select Interpretation for the report The ACI TIPI required information is not entered Make sure the age range gender and chest pain complaints are entered The patient was entered as pediatric Make sure you enter an age range less than 16 The original ECG wa...

Page 121: ...charge is low Connect the system to an AC wall outlet to charge the battery appears on the screen The writer door is open Close the writer door The system does not power up when operating from battery power The battery is empty Connect the system to an AC wall outlet to charge the battery The system shuts down when operating from battery power Battery is empty or the Automatic Shutdown feature is ...

Page 122: ... using high density HD 3 5 diskettes Verify that the diskette is not write protected Try a new diskette If your system is not set up to automatically save records you must manually save by pressing Store Format a Disk Q How do I format a diskette in the MAC 5000 A When you insert a new diskette into the MAC 5000 the system will automatically format the diskette If you are using a previously used d...

Page 123: ...ering it for each test Go to System Setup Select Basic System Select Miscellaneous Setup Arrow down to Location and type in the number you want set as your default Then press Enter Press the esc key until you return to System Setup Select Save Setup Select To System You can select Main Menu to exit System Setup Patient Questions Q How do I change what questions I see when I am entering the patient...

Page 124: ...e number of copies you want in the with column If you do not want the MAC 5000 interpretation to print on the ECG put the number of copies you want in the without column Click view report type to see the examples of the report formats Press the esc key until you return to System Setup Select Save Setup Select To System You can select Main Menu to exit System Setup Hi Res and Phi Res Q What is the ...

Page 125: ...umber at the least If you are transmitting to the MUSE system you will want to enter the Location number as well If an emergency situation dictates that you must complete the test without entering the patient data make sure you edit the record to add the missing information before you transmit it to the MUSE system Transmission Losing Fields When Transmitting Q Why do I lose the Referring MD and T...

Page 126: ...r those connectors The pin by pin descriptions identify the signal names and pin outs for each connector on the unit A Pins J1 COM1 COM3 4 Pins J3 Table 2 A Pins J1 Pin Name 1 Data 2 NC 3 Ground 4 5V 5 Clock 6 NC Table 3 COM1 COM3 4 Pins J3 Pin COM1 Signal COM3 4 Signal 1 RTS COM3 TxD 2 CTS COM3 RxD 3 TxD 4 Ground 5 RxD 6 DTR COM4 TxD 7 12V 8 DSR COM4 RxD 2 1 6 5 3 4 66A 6 3 1 8 5 4 2 7 67A ...

Page 127: ...tors COM2 Pins J5 Analog Pins J6 Table 4 COM2 Pins J5 Pin Name 1 RTS 2 CTS 3 TxD 4 Ground 5 RxD 6 DTR 7 12V 8 DSR 6 3 1 8 5 4 2 7 67A Table 5 Acquisition Module Connector J6 Pin Name 1 12V 2 DC Output 1 3 TTL Trigger Output 4 Ground 5 Ground 6 DC Output 2 7 DC Input 1 8 ECG Output 9 DC Input 2 6 9 5 1 68A ...

Page 128: ...bleshooting Input and Output Connectors EXT VID Pins J7 Table 6 External VGA Video J7 Pin Name 1 Red Video 2 Green Video 3 Blue Video 4 Ground 5 Ground 6 Ground 7 Ground 8 Ground 9 NC 10 Ground 11 Ground 12 NC 13 Horizontal Sync 14 Vertical Sync 15 NC 1 6 15 5 11 10 68A ...

Page 129: ...Signal 1 18V Battery Power 2 18V Battery Power 3 Battery Temperature Sense 4 3V Temperature Sense Power 5 Battery Ground 6 Battery Ground LCD Backlight J4 Pin No Signal 1 12V Power 2 12V Power 3 12V Power 4 Ground 5 Ground 6 Brightness Select 7 Backlight Enable 8 NC 9 Ground 10 Ground Keyboard J8 Pin No Signal 1 NC 2 NC 3 NC 4 NC 5 NC 6 Sense4 7 Sense2 8 Sense1 9 Sense0 ...

Page 130: ...se5 12 Sense6 13 Sense7 14 Drive0 15 Drive1 16 Drive2 17 Drive3 18 Drive4 19 Ground 20 Power Key 21 Drive5 22 Drive6 23 Drive7 24 Drive8 25 Drive9 26 Drive10 LCD J10 Pin No Signal 1 Ground 2 Pixel Clock 3 Hsync 4 Vsync 5 Ground 6 R0 LSB 7 R1 8 R2 9 R3 10 R4 11 R5 MSB 12 Ground 13 G0 LSB 14 G1 15 G2 16 G3 Keyboard J8 Continued ...

Page 131: ... 20 B0 LSB 21 B1 22 B2 23 B3 24 B4 25 B5 MSB 26 Ground 27 Data Enable 28 3V Power 29 3V Power 30 NC 31 NC Power Supply Motor J11 Pin No Signal 1 Motor Encoder B 2 5V Power 3 Motor A 4 Motor Encoder A 5 Ground 6 Motor B 7 NC 8 28V Power 9 Ground 10 Battery Charge LED 11 28V Power 12 Ground 13 Door Open Detect 14 Ground LCD J10 Continued ...

Page 132: ...al Printer Power 3 Thermal Printer Power 4 Thermal Printer Power 5 Thermal Printer Power 6 Thermal Printer Power 7 Thermal Printer Power 8 Ground 9 Ground 10 Ground 11 Ground 12 Ground 13 Ground 14 Ground 15 Cue Sense 16 NC 17 5V Main Power 18 Ground 19 Data Strobe 20 Data Strobe 21 Data Strobe 22 Data Strobe 23 Data Load 24 Data Clock 25 Print Head Temperature 26 Pixel Data ...

Page 133: ...ive J13 Pin No Signal 1 5V Power 2 Index 3 5V Power 4 Drive Select 0 5 5V Power 6 Disk Change 7 NC 8 Media Sense 0 9 Media Sense 1 10 Motor Select 0 11 NC 12 Direction 13 NC 14 Step 15 Ground 16 Write Data 17 Ground 18 Write Gate 19 Ground 20 Track 0 21 Ground 22 Write Protect 23 Ground 24 Read Data 25 Ground 26 Head Select ...

Page 134: ... resting ECG analysis system Revision B 2024917 010 Troubleshooting CPU PCB Input Output Signals Acquisition Module J14 Pin No Signal 1 Power 2 Ground 3 TX RS485 4 TX RS485 5 RX RS485 6 RX RS485 7 NC 8 NC 9 NC 10 NC ...

Page 135: ...Revision B MAC 5000 resting ECG analysis system 6 1 2024917 010 6 Parts List ...

Page 136: ...6 2 MAC 5000 resting ECG analysis system Revision B 2024917 010 For your notes ...

Page 137: ...ng Parts General Information The FRU parts lists in this chapter supply enough detail for you to order parts for the assemblies considered field serviceable To order parts contact Service Parts at the address or telephone number on the How to Reach Us page provided at the beginning of this manual ...

Page 138: ...t For Technical Support parts reference see pn 2018116 005 Assy MAC 5000 Field Replaceable Units Item Part Number Battery Assembly 900770 001 Power Supply Assembly 421117 001 Keyboard Assembly 421115 XXX Disk Drive 3 5 inch Laptop Floppy 2001377 001 Cover Disk Drive 417468 002 Display Assembly 2019106 001 Top Cover See NOTE Label Top Cover See NOTE NOTE Top Cover Label must be ordered together 201...

Page 139: ...15 206 Keyboard Assembly Resting Japanese 421115 107 Keyboard Assembly Stress Japanese 421115 207 Keyboard Assembly Resting Dutch 421115 108 Keyboard Assembly Stress Dutch 421115 208 Keyboard Assembly Resting Norwegian 421115 109 Keyboard Assembly Stress Norwegian 421115 209 Keyboard Assembly Resting Danish 421115 110 Keyboard Assembly Stress Danish 421115 210 Keyboard Assembly Resting Czech 42111...

Page 140: ...ord 10A 8FT British Stress 401855 102 Power Cord Italian 10A 8FT Stress 401855 103 Power Cord Israeli 10A 8FT Stress 401855 104 Power Cord Swiss 10A 8FT Stress 401855 107 Power Cord Indian 10A 8FT Stress 401855 108 Wire Harness 10A 125V 6 5FT 401855 005 Wire Harness 10A 250V 6 5FT 401855 006 Power Cord Swiss 10A 250V 8FT 401855 007 Power Cord Indian 10A 250V 8FT 401855 008 Danish 220VAC 50HZ Stres...

Page 141: ...6 005 Barcode Scanner Kit Italian 2018626 006 Barcode Scanner Kit Norwegian 2018626 009 Barcode Scanner Kit Danish 2018626 010 Barcode Scanner Kit Czech 2018626 011 Barcode Scanner Kit Hungarian 2018626 014 Barcode Scanner Kit Polish 2018626 015 Kit 2D Barcode Imager MAC5000 English 2031240 001 Kit 2D Barcode Imager MAC5000 German 2031240 002 Kit 2D Barcode Imager MAC5000 French 2031240 003 Kit 2D...

Page 142: ...an MobileLink Assembly Symbol 2014403 0021 European MobileLink Assembly Symbol 2014403 0032 Power Supply MAC 5000 Wireless Symbol UHS 2013212 001 Assembly Wireless Troy Serial Server USA 2026821 0011 Assembly Wireless Troy Serial Server Europe 2026821 0022 Assembly Wireless Silex Serial Server USA 2034530 001 Assembly Wireless Silex Serial Server Europe 2034530 002 Power Supply Wireless Troy or Si...

Page 143: ...Revision B MAC 5000 resting ECG analysis system A 1 2024917 010 A Appendix A Abbreviations ...

Page 144: ...A 2 MAC 5000 resting ECG analysis system Revision B 2024917 010 For your notes ...

Page 145: ... aluminum AllRam all RAM AllSec all sector AllTrk all track ALT alternate Alt Off alternate offset am AM acquisition module ante meridiem AM 1 acquisition module 1 AM 1M acquisition module 1 modified AM 2 acquisition module 2 AM 3 acquisition module 3 AM 4 acquisition module 4 amp ampere Ampl amplifier AMU ambulatory monitoring unit ANA analog ANLG analog AnsrTone answer tone A O Analog Output ASC...

Page 146: ...et minute CGR computer graphic record Ch CH channel C L center line CLK clock signal Clonid Clonidine cm centimeter cm2 square centimeters Cmd command number CMMR common mode rejection ratio CMOS complementary metal oxide semiconductor c o in care of COM1 communications port 1 COM2 communications port 2 ComLink communications link Comp composition Confrmd confirmed Cont CONT Continental continued ...

Page 147: ...dynamic RAM DR DT digital recording digital transmission DSKTP desktop Dysopyr Dysopyramide E E enable vector electrode site vector lead ecg Ecg ECG electrocardiogram ECO Engineering Change Order EDIC Electrocardiograph Digital Information Center EEPROM electrically erasable programmable ROM e g for example EGA enhanced graphics adapter EMF electromotive force EMI electromagnetic interference ENG ...

Page 148: ...ta link control Hex HEX hexagon hexadecimal HH hour HiRes high resolution Hr hour Hydral Hydralazine Hz Hertz cycles per second I I on input vector electrode site I II III limb leads IC integrated circuit ID identification i e that is IEC International Electrotechnical Commission in inch IN input inc inc INC incorporated Info information Ins insert I O input output I P input ISA industry standard ...

Page 149: ...e voltage of a supply mains between 2 line conductors of a polyphase system or voltage between the line conductor and the neutral of a single phase system max maximum Measure measurements Med medications MEM memory MF metal film MHz megahertz min minutes minimum Misc miscellaneous mm millimeter MM minute MMM month mm mV millimeter per millivolt mm s millimeter per second Modem modulator demodulato...

Page 150: ...ce P P P wave section of the ECG waveform p p peak to peak PA P wave amplitude Params parameters Passwds passwords PatData patient data PatInfo patient information PATN patient PC printed circuit personal computer PCB printed circuit board pF picofarad Pgm program PgmId program identification Phenoth Phenothiazide Phenytn Phenytoin PID patient identification digit PLCC plastic leadless chip carrie...

Page 151: ...cular depolarization QT QRS interval QTC QRS interval QTY quantity Quinid Quinidine R R resistor red reset RA right angle right arm or R wave amplitude RAM random access memory RC resistor capacitor RD R wave duration Ref reference refresh REN Ringer Equivalence Number Reserp Reserpine REV revision RevdBy reviewed by RevXmit reverse transmission rf radio frequency RFI radio frequency interference ...

Page 152: ...splacement at the J point STM ST segment displacement at the mid point between STJ and STE stmts Stmts statements supply mains permanently installed power source SVT power cord type 300 V sw SW switch software SW Swedish Sweden T T Tone touch tone TA T wave amplitude Tant tantalum TDML treadmill TE timeout errors Tech technical Thiazid Thiazide TM trademark Tot total TP test point TPA T wave ampli...

Page 153: ... volts alternating current V dc voltage direct current VA volt amperes Var variable VDE Verband Deutscher Elektrotechniker German regulatory agency Vent ventricular VF ventricular fibrillation VGA video graphics array VIA versatile interface adapter VIO violet Volt voltage VRAM video RAM vs versus W w with W watt Warfar Warfarin WHT white WI Wisconsin ...

Page 154: ...FTed or alternate function μ micro μF microfarad μs μsec microsecond 68K 68000 and number C degrees Celsius F degrees Fahrenheit Ω Ohm ohm percent registered greater than less than plus or minus An asterisk after a signal name indicates the signal is active at its relatively lower potential or active low Signals without the asterisk suffix are active at their relatively higher potential or active ...

Page 155: ...Revision B MAC 5000 resting ECG analysis system B 1 2024917 010 B Appendix B Technical Specifications ...

Page 156: ...B 2 MAC 5000 resting ECG analysis system Revision B 2024917 010 For your notes ...

Page 157: ... removable media 1 44 MB 3 5 diskette Digital Sampling Rate 4000 samples s channel Analysis Pediatric and vectorcardiography Optional 12SL analysis HI RES and PHI RES late potential analysis Pre acquisition Provides 10 s of instantaneous ECG acquisition Dynamic Range AC differential 5 mV DC offset 320 mV Resolution 4 88 µV LSB 250 sps 1 22 µV LSB 500 sps Frequency Response 3 dB 0 01 to 150 Hz Comm...

Page 158: ...board Item Description Type Sealed elastomer with soft function keys alphanumeric keys writer controls and TrimPad cursor controls Electrical Item Description Power Supply AC or battery operation AC Input Voltage Current Frequency 100 240 VAC 10 15 0 5 A 115 VAC 0 3 A 240 VAC typical 50 60 Hz 10 Battery Type User replaceable 18V 3 5 AH 10 rechargeable NiMH pack Battery Capacity 100 single page rep...

Page 159: ... 20 mm mV and 50 mm mV 1 mm µV Analysis Sampling Rate 1000 samples per second per channel Digital Sampling Rate 4000 samples per second per channel High Low Pass Filters Spectral filter using Fast Fourier Transform FFT ADC Resolution 1 22 µV LSB Analysis Resolution 0 1525 µV LSB Physical 1 Item Description Height 9 4 cm 3 7 in with display closed Width 38 1 cm 15 0 in Depth 35 1 cm 13 8 in Weight ...

Page 160: ...o 95 RH noncondensing 500 to 1060 hPa Disposal Batteries Device Disposing of battery by fire or burning will cause the battery to explode The battery is recyclable Follow local environmental guidelines concerning disposal and recycling Batteries may be returned to GE Medical Systems Information Technologies service for recycling Recyclable 1 Paper discoloration may occur at higher temperatures Env...

Page 161: ...zardous materials Patient Mode of Operation Continuous Patient Leakage Current 10 µA Degree of Protection Against Electrical Shock Type BF defibrillation protection for the patient cable acquisition module Maintenance Frequency Daily visual inspection and routine cleaning if needed performed by user Use a commercially available industrial strength disinfectant cleaner on any part of the equipment ...

Page 162: ...B 8 MAC 5000 resting ECG analysis system Revision B 2024917 010 Appendix B Technical Specifications Technical Specifications For your notes ...

Page 163: ...Revision B MAC 5000 resting ECG analysis system C 1 2024917 010 C Appendix C Electromagnetic Compatibility ...

Page 164: ...C 2 MAC 5000 resting ECG analysis system Revision B 2024917 010 For your notes ...

Page 165: ...nt or system should be tested to verify normal operation in the configuration in which it is being used Guidance and Manufacturer s Declaration Electromagnetic Emissions The MAC 5000 is intended for use in the electromagnetic environment specified below It is the responsibility of the customer or user to ensure that the MAC 5000 is used in such an environment Emissions Test Compliance Electromagne...

Page 166: ...y lines 1 kV for input output lines Mains power should be that of a typical commercial or hospital environment Surge EN 61000 4 5 1 kV differential mode 2 kV common mode 1 kV differential mode 2 kV common mode Mains power should be that of a typical commercial or hospital environment Voltage dips short interruptions and voltage variations on power supply input lines EN 61000 4 11 5 Ut 95 dip in Ut...

Page 167: ... is the recommended separation distance in meters m Field strengths from fixed RF transmitters as determined by an electromagnetic site surveya should be less than the compliance level in each frequency rangeb Interference may occur in the vicinity of equipment marked with the following symbol NOTE 1 At 80 MHz and 800 MHz the higher frequency range applies NOTE 2 These guidelines may not apply in ...

Page 168: ...ipment For transmitters rated at a maximum output power not listed above the recommended separation distance d in meters m can estimated using the equation applicable to the frequency of the transmitter where P is the maximum output power rating of the transmitter in watts w according to the transmitter manufacturer NOTE These guidelines may not apply in all situations Electromagnetic propagation ...

Page 169: ...Mac 5000 1 7m 2016560 003 Cable Assembly Host Mac 5000ST 5 4m 901142 001 Kit Cam 14 Resting W AHA Adaptors NA 901142 002 Kit Cam 14 Resting W IEC Adaptors NA 400073 001 Serial Comm Cable 8 Pin Mini DIN 6 1m 416070 001 External Video Cable 1 8m 700520 002 Analog TTL Interface Cable 3 0m 2007918 001 Treadmill Cable Mac 5000ST to T2000 6 0m 405535 006 Power Supply Cord US 13A 125V 3 0m 401855 001 Pow...

Page 170: ...ysis system Revision B 2024917 010 Appendix C Electromagnetic Compatibility Electromagnetic Compatibility EMC 2014403 XXX Mac 5000 Wireless Kit NA 2023922 XXX Mac 5000 Secure Wireless Kit NA Part Number Description Maximum Lengths ...

Page 171: ...Revision B MAC 5000 resting ECG analysis system Index 1 2024917 010 Index ...

Page 172: ...Index 2 MAC 5000 resting ECG analysis system Revision B 2024917 010 ...

Page 173: ...patibility C 1 equipment storage conditions B 6 F field replaceable units 6 4 format a Disk 5 20 L list of abbreviations A 3 location number 5 21 M modem test 5 15 O operating conditions B 5 P pace detection B 3 paper B 4 passwords 5 22 patient data 5 23 patient questions 5 21 product code 1 10 1 11 S serial number 1 9 storage conditions B 6 storage of ECGs 5 20 symbols on equipment 1 7 system set...

Page 174: ...Index Index 4 MAC 5000 resting ECG analysis system Revision B 2024917 010 ...

Page 175: ......

Page 176: ...entative GE Medical Systems Information Technologies GmbH Munzinger Straße 3 5 D 79111 Freiburg Germany Tel 49 761 45 43 0 Fax 49 761 45 43 233 Asia Headquarters GE Medical Systems Information Technologies Asia GE China Co Ltd 24th Floor Shanghai MAXDO Center 8 Xing Yi Road Hong Qiao Development Zone Shanghai 200336 P R China Tel 86 21 5257 4650 Fax 86 21 5208 2008 g www gehealthcare com ...

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