DRE Waveline EZ
Service Manual
Страница 1: ...DRE Waveline EZ Service Manual...
Страница 2: ...SERVICE MANUAL Waveline EZ Patient Monitor Caution Federal law U S A restricts this device to sale by or on the order of a physician 2010 DRE Inc All rights reserved Ver 1 0 Issued date Dec 28 2010...
Страница 3: ...ed com Address 1800 Williamson Court Louisville KY 40223 USA Toll Free US call only 502 244 4444 To obtain information about a warranty if any for this product contact DRE Technical Services or your l...
Страница 4: ...2 2 MAINBOARD ARM FPGA SYSTEM ERT MODULE ECG RESP TEMP SPO2 11 2 2 2 1 PIN ASSIGNMENT AND DESCRIPTION FOR MAINBOARD 12 2 2 2 2 MAINBOARD TEST POINTS 12 2 2 2 3 FPGA 13 2 2 2 4 ARM ADVANCED RISC MACHI...
Страница 5: ...NVIRONMENTAL PROTECTION 34 SECTION 5 DISASSEMBLY GUIDE 35 5 1 INTRODUCTION 35 5 2 HOW TO USE THIS SECTION 36 5 3 DISASSEMBLY FLOW CHARTS 36 SECTION 6 PARTS 39 6 1 INTRODUCTION 39 SECTION 7 TROUBLESHOO...
Страница 6: ...RE 2 16 RS232 PIN NO DIAGRAM 24 FIGURE 5 1 Waveline EZ DISASSEMBLY SEQUENCE FLOW CHART SHEET 1 36 FIGURE 5 2 Waveline EZ DISASSEMBLY SEQUENCE FLOW CHART SHEET 2 37 List of Tables Table 2 1 RS 232 Seri...
Страница 7: ...n boldface type 1 2 3 Note A note gives information that requires special attention 1 3 Waveline EZ PATIENT MONITOR DESCRIPTION The Waveline EZ monitor is a comprehensive monitoring system with two or...
Страница 8: ...perform test and troubleshooting procedures and to understand the principles of operation and circuit analysis sections of this manual you must know how to operate the monitor Refer to the Waveline EZ...
Страница 9: ...these physiological parameters the instrument performs various microprocessor programmed analytical functions such as y Creating both visual and audible alarm signals when settable limits are violate...
Страница 10: ...AM 2 2 1 POWER SYSTEM The power system section contains a power supply capable of operating the monitor and charging the battery from either an AC source of 100 to 240 volts at 50 to 60 Hz or 16 7 vol...
Страница 11: ...Manual for Waveline EZ 8 FIGURE 2 2 POWER SYSTEM BLOCK DIAGRAM 2 2 1 1 PIN ASSIGNMENT AND DESCRIPTION FOR AC DC MODULE FIGURE 2 3 PIN ASSIGNMENT FOR AC DC MODULE Port CN1 Pin Description 1 AC 100 240...
Страница 12: ...DESCRIPTION FOR DC DC MODULE FIGURE 2 4 PIN ASSIGNMENT FOR DC DC MODULE CONTROL1 Communicate with mainboard Pin Description 1 POWKEY power key signal input 2 DCIN 14 3vdc for power supply mode detecti...
Страница 13: ...DVCC 5vdc for ETCO2 module power supply 5 TX232CO2 RS232 interface of ETCO2 6 RX232CO2 RS232 interface of ETCO2 7 Ground 8 Ground CONTROL2 Communicate with mainboard Pin Description 1 Ground 2 POWDOW...
Страница 14: ...Waveline EZ main control system adopts control kernels including 32 bit 96 MHz ARM9E based MCU microcontroller and FPGA The design is modularization All functional modules communicate each other by th...
Страница 15: ...Interface 3 4 1 5 2 6 SPO2_D 3 4 1 5 2 6 E C G 1 2 TEMP 3 4 1 5 2 6 SJTAG 4 3 2 1 E R T S I O 7 8 LCD TOUCH1 CPU_ LOAD 1 2 SPEAKER 3 4 1 2 LED 6 5 8 4 7 3 CONTROL2 2 1 6 5 4 7 3 CONTROL1 2 1 2 1 4 3...
Страница 16: ...that makes this after the fact reprogramming possible The CycloneTM field programmable gate array family is based on a 1 5 V 0 13nm all layer copper SRAM process with densities up to 20 060 logic ele...
Страница 17: ...he ERT system is presented in the Figure 9 3 FIGURE 2 7 ERT SYSTEM BLOCK DIAGRAM 2 2 2 5 2 ECG PROCESSING The technique used in ECG senses the varying potential difference between two points at the sk...
Страница 18: ...be containing a resistor whose impedance is temperature dependent The class of such components is called thermistor The Waveline EZ patient monitor is designed to accept the signals from electrically...
Страница 19: ...to obtain systolic diastolic and mean blood pressure values as well as the beat rate The technique for translating the pressure signals into the required measurements makes use of the action of the o...
Страница 20: ...ize is in question then use a larger cuff y Make sure that the cuff edge falls within the range of If does not change a more suitable cuff y Connect the cuff to the air hose The limb chosen for taking...
Страница 21: ...th its own analog section A D converter and microprocessor The Oximeter determines SpO2 and pulse rate by passing two wavelengths of light one red 660nm 2 0mW and one infrared 905nm 2 0 2 4mW through...
Страница 22: ...Graphics and texts can be displayed on a 800 X 3 X 480 dots panel with 262 144 colors by using LVDS Low Voltage Differential Signaling system for interface and supplying 3 3V and 5 0V DC supply voltag...
Страница 23: ...e data input 18 Blue data input 19 Blue data input LSB 20 Power ground 21 Green data input MSB 22 Green data input 23 Green data input 24 Power ground 25 Green data input 26 Green data input 27 Green...
Страница 24: ...humidity changes A stable environment condition is recommended It consists of a conductive bottom layer ITO Glass or Film and a conductive top layer ITO Film The two layers are suspended by many very...
Страница 25: ...one meter during alarm conditions The processor drives the speaker in different patterns as specified for the different alarm priorities and conditions 2 2 9 RECORDER The optional recorder module is i...
Страница 26: ...15 PIN ASSIGNMENT FOR RECORDER MODULE POW Pin Description 1 Ground 2 Ground 3 8 3vdc from DC DC module 4 8 3vdc from DC DC module SIO Pin Description 1 Ground 2 RXD RS232 interface of PRINTER 3 TXD RS...
Страница 27: ...atient data can be obtained through the RS 232 I O connector on the rear panel of the monitor by connecting it to an attached PC 2 2 10 2 CABLE CONNECTION The 9 pin connector mounted on the rear panel...
Страница 28: ...75F C2670Y CS2678 or equivalent Interactive Biomedical Universal Signal Sources iBUSS or equivalent 3 3 PERFORMANCE TESTS The battery charge and battery performance test should be performed before mon...
Страница 29: ...Standby switch and verify battery icon appears at top of display and battery indicator is lit after power on self test is completed Boxes in battery icon should all be filled indicating battery is cha...
Страница 30: ...s lit with green which means the AC SOURCE LED can work normally 2 Power off the monitor Unplug an AC power cable from the socket of the rear panel for monitor insert a charged batteries into battery...
Страница 31: ...Class I and TYPE CF and BF 3 4 1 Protective Earth Continuity This test checks the integrity of the power cord ground wire from the AC plug to the instrument chassis ground The current used for this te...
Страница 32: ...ed by the analyzer operating instructions 2 Place a 200 cm2 foil in contact with the instrument case making sure the foil is not in contact with any metal parts of the enclosure that may be grounded 3...
Страница 33: ...is connected to a test lead from the electrical safety analyzer Table 3 4 Patient Leakage Current Values Test Condition Allowable Leakage Current microamps N C 100 SPO2 10 ECG temperature S F C 100 SP...
Страница 34: ...is 264 volts 50 to 60 Hz Patient auxiliary current is measured between each ECG test lead and between each sensor connection for all possible connections Note This test requires the same test cables f...
Страница 35: ...LA ECG RA ECG LL ECG RA ECG LA Temperature ECG LL Temperature ECG RA Temperature ECG LA SPO2 ECG LL SPO2 ECG RA SPO2 Temperature SPO2 Table 3 7 Allowable Leakage Current Test Condition Allowable Leak...
Страница 36: ...CHECKS The Waveline EZ requires no routine service or calibration other than cleaning and battery maintenance The following performance verification tests may be used following repair or during routi...
Страница 37: ...hours The battery may require a full charge discharge cycle to restore normal capacity DRE Medical recommends that the Waveline EZ s sealed lead acid batteries be replaced at 2 year intervals Refer to...
Страница 38: ...including y PCBs y Battery y Cables y Recorder y Speaker y TFT and touch screen y Function switches and sockets y Chassis enclosures The following tools are required Small Phillips head screwdriver Me...
Страница 39: ...consists of two main assemblies the Front Case Assembly and Rear Case Assembly The Mainboard assembly is separable from the front case assembly The rectangular boxes on the flow charts represent the v...
Страница 40: ...y when inserting or disconnecting from input connector c Wipe off water drop immediately Long contact with water may cause discoloration or spots d When the panel surface is soiled wipe it with absorb...
Страница 41: ...insertion or removal of the Signal Interface Connector be sure not to rotate nor tilt the Interface o Connector of the TFT module p After installation of the TFT module into an enclosure Desktop moni...
Страница 42: ...s section contains exploded views of the Duo monitor internal modules and parts list along with part numbers are shown in Table 6 1 partly Item No corresponds to the circled callout numbers in Figure...
Страница 43: ...OMNIe 016 10 Rear Case PA OMNIe 108 11 Holder chassis PA OMNIe 028 12 Fix board for holder PA OMNIe 029 13 Holder PA OMNIe 816 14 AC DC Module PA OMNIe 301 15 Fix Chassis for Modules PA OMNIe 008 16...
Страница 44: ...sor for Children Digital PA 409 SpO2 Sensor for Neonate Digital Y type PA 410 ECG Cable Leadwires PA 411 Temp Probe for Esophageal Rectal PA 412 Temp Probe for Skin Surface PA 413 NBP Tubing and Conne...
Страница 45: ...Only qualified service personnel should open the monitor housing remove and replace components or make adjustments If your medical facility does not have qualified service personnel contact DRE Medica...
Страница 46: ...encounter However problems not covered here can be resolved by calling DREMedical Technical Services or your local representative Table 7 1 Problem Categories Problem Area Refer to Paragraph 1 Power...
Страница 47: ...supply assembly 4 Ensure keyboard is connected with power supply PCB If connection is good repair keyboard 5 If the problem persists replace power supply PCB 2 The Waveline EZ turns on then shuts off...
Страница 48: ...le 7 4 Display Audible Tones Problems Condition Recommended Action 1 TFT screen is not illuminated or no display 1 Ensure status indicator LED located on the mainboard is flashed Otherwise replace the...
Страница 49: ...t 3 NIBP module can t be inflated 1 Check whether the pump is bad 2 Check the NIBP module s power supply 4 Inflation pressure can t reach the normal level 1 The maximum inflation pressure value cannot...
Страница 50: ...dware Error Messages The error messages that correspond to hardware problems and the recommended actions to take should such an error encountered Table 7 6 Serviceable Hardware Error Messages Messages...
Страница 51: ...P module 2 If problem persists replace mainboard Serial error 1 Replace NIBP module 2 If problem persists replace mainboard NIBP selfcheck error Replace NIBP module NIBP inter error Replace NIBP modul...
Страница 52: ...hose and cuff temperature probe or external power supply 8 2 REPACKING IN ORIGINAL CARTON If available use the original carton and packing materials Pack the monitor as follows 1 Place the monitor in...
Страница 53: ...ndard AAMI line for connection Lead Choice 5 lead mode ECG I II III aVR aVL aVF V1 V6 3 lead mode ECG I II III Gain Choice 0 5 1 0 2 0 Frequency Characteristic Diagnostic mode 0 05 100 Hz Monitoring m...
Страница 54: ...e 0 100 SpO2 Accuracy 2 70 100 non motion 3 70 100 motion Pulse Rate Range 30 250 bpm Pulse Rate Accuracy 2 bpm non motion 3 bpm motion Alarm Upper lower Limit Upper limit 70 100 Lower limit 70 100 Sp...
Страница 55: ...o 100m indoors Industry standard 802 11b g wireless Frequency Range 2 412 2 484 GHz Connected bedside number Up to 16 bedside monitors Supports TCP IP and UDP IP Protocols POWER Source External AC pow...
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