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Service Manual - Frank`s Hospital Workshop

1. Lithium battery 26 Model 509 Service Manual Rev 00 Software Update Instructions Maintenance 8 3 Referto Assembly Exchanges on page 25 for instructions on reassembling the montior 8 5 Software Update Instructions The following instructions are for updating the Model 509 s software Refer to any additional instructions that may accompany the software update package for changes in the procedure or other pertinent information 1 Disconnect any sensor cable and external supply from the Model 509 2 Disassemble the monitor to expose the main board 3 Carefully remove EPROM 1C18 from its socket Disconnecting the ribbon cable from J201 will allow easier access to the chip UU Bee Ribbon cable 9 org C md TP8 i wave Pig LEDSRC Observe pin 1 alignment 7 TP140 F VLED ADCFEDC ann E mM 5 11 IREDIN ovREF2 5 OREDN 5 Hi 4 Install the new EPROM into the socket be sure to observe peroper pin 1 alignment with 28 pin DIP packages The Model 509 will not operate
2. PART NO REV QPA DESCRIPTION 486680 00 1 IC MM74HC573AN 2542 02 00 1 FAB DISPLAY BOARD FRONT 472205 00 1 RESISTOR 1 21K 1 4W 482596 00 1 LED HLMP C100 RED 2542 03 00 0 SCHEMATIC DISPLAY BOARD 482518 00 1 LED HLMP 3502 GREEN PC 474107 00 1 RESISTORPACK 1K 2 211921 00 4 CONNECTOR 9 PIN RECEPTACLE 4741138 00 1 RESISTORPACK 10K 5 280233 00 0 SPACER LED FOR 2 LEADS 154016 00 3 CAPACITOR 1UF 50V 10 211635 00 1 CONNECTOR 6 PIN RECEPTACLE 470030 00 1 RESISTOR 330 OHM 1 4W 482606 00 2 DISPLAY DOT MATRIX 470034 02 1 RESISTOR 680 OHM 1 4W 2543 01 Main Board Assy LINE PART NO REV QPA DESCRIPTION 000 472200 03 1 RESISTOR 5 6 OHM 1 4W 000 154111 03 3 CAPACITOR 1UF I6VDC 000 154074 03 1 CAPACITOR 1 5UF 25VDC 000 212542 03 1 CONNECTOR 20 PIN HEADER 000 484546 03 1 VOLTAGE CONVERTER LTC104 000 180034 03 1 FERRITE FILTER 4 LIN 000 484060 03 1 TRANSISTOR MMBT3904T 000 211721 03 1 CONNECTOR 7 PIN HEADER 000 180029 03 3 INDUCTOR 50MHZ CUT OFF F 000 486333 03 1 IC HD64180RCP 6X 8 BIT 000 486334 03 1 IC MC14051BD 8 CH 000 2543 02 03 1 FAB MAIN BOARD 509 000 474165 03 8 RESISTOR 10K OHM 1 8W 000 474220 03 1 RESISTOR ZERO OHM 1 4W 000 230023 03 1 CRYSTAL 12 288 MHZ 000 485546 03 4 TRANSISTOR VN0605T 000 486337 03 1 IC LT1181ACS RS232
3. nnne nnne nnne 31 Aic ANG ite iv ae ANAN PIA AA 31 General Specifications L nennen nennen nnne nnne 31 LEE PI 33 6900 00 Pulse Oximetry Interface 33 6900 01 Main Assy Model 509 33 Model 509 Service Manua 2542 01 Display Board Assy 33 2543 01 Board ASSy dalan ne he He nte 34 2581 01 Power Board haqay uqapas 36 Schematics and Assembly Drawings a 37 Vi Model 509 Service Manual Rev 00 Patient Safety Pulse oximetry is a non invasive method of monitoring the oxygen saturation of arterial blood Pulse oximeters display oxygen saturation of functional hemoglobin and therefore the accuracy may be interfered with by carboxyhemoglobin or other dysfunctional hemoglobins present in significant concentrations Oxygen saturation monitoring is intended to be used in a variety of clinical situations including but not limited to respiratory therapy anesthesia intensive care and emergency The Model 509 Pulse Oximetry Interface Module SpO input is electrically isolated Patient leakage current flowing from the instrument to ground is limited to less than 50 at 120 VAC 60 Hz Patient isolation is tested at 2500 VAC rms at 60 Hz For maximum patient and operator
4. car cire c WALLINGFORD CT U S A 06492 M R 4 10 97 596 215 98 Arisa 4 10 97 4 10 7 2542 01102 eee 5 5 CA DO 11 5 HR vec qme eur ne diam d me e er n UBO 14 DTSPCS x A NENNT 3 82 5 PLACES 24 06 16 8 Db J282 A mem RESET RP2 5752 GND CUE LAA D 09 wo 3 g Bi DBND SV V V 5los azie bag L 1 AW 8 qais 18 DISPCS 1 1 1 4 PLRCES 05 GS 02 R2 13 06 Ws be 12 D7 GREENY 330 549 KEYLRTCH UDD DI 44 14 ALERT o lt BLERT 4 e 3 RESET RED ec d ops 2 nip HR W Ros 4 2 amp mE um DISPCS Nos aa 842 LG B ps BEHE kea em RESET 5 D eu R3 1 21K 17 KO 54 cia O la UDD 18K 5 a1 G A2 1 2 m R2 1 UNIOLM NOTES 1 UNLESS OTHERWISE SPECIFIED RESISTANCE VALUES ARE IN OHMS 1 4W 10 CAPACITANCE URLUES ARE IN FARADS 2a LAST BEF DES USEDS CS D2 103592898 Q1 R3 RP2 3 REF DES NOT USED 9281 DO NOT SCRLE SCHEMRTIC DISPLRY BORRD UNLESS OTHERWISE SP
5. CAUTION Indicates a condition that may lead to equipment damage or malfunction Do not operate Model 509 when it is wet due to spills or condensation Do not operate Model 509 if it appears to have been dropped or damaged Never sterilize or immerse the monitor in liquids Do not sterilize or immerse sensors except as directed in this manual No tension should be applied to any sensor cable Do not store the monitor or sensors at temperatures less than 14 F 10 C or greater than 131 F 55 Do not operate the monitor or sensors at temperatures less than 50 F 10 or greater than 104 F 40 Caution Federal U S A law restricts this device to sale distribution or use by or on the order of a licensed medical practitioner Overstretching the pulse oximeter finger sensor can damage the sensor and potentially affect pulse oximeter readings Do not stretch the finger sensor open beyond the limit for which it was designed Overstretching can be prevented avoid opening the sensor by any means other than squeezing the grips DO NOT force the sensor onto large objects such as a bed rail Electric shock hazard Do NOT remove covers or panels Refer servicing to qualified service personnel For continued protection against fire hazard replace fuse only with those of the same type and rating Model 509 Service Manual 3 2 Patient Safety Indications and Usage This page intentionally blank 4 Model
6. 203 265 7701 Facsimile 203 284 0753 World Wide Web http www novametrix com Internet techline 9 novametrix com Caution Federal U S A law restricts this device to sale distribution or use by or on the order of a licensed medical practitioner Copyright 2000 Novametrix Medical Systems Inc This document contains information which is proprietary and the property of Novametrix Medical Systems Inc and may not be reproduced stored in a retrieval system translated transcribed or transmitted in any form or by any means without prior explicit written permission from Novametrix Medical Systems Inc 0086 00 Model 509 Service Manua Service Policy Novametrix Medical Systems Inc provides 24 hour a day access to technical support through its Technical Support Department in Wallingford Connecticut and company Service Representatives located throughout the United States Outside the U S primary technical support is handled through our qualified international sales and service distributors Novametrix will provide Warranty Service support within 48 hours of receiving a request for assistance Contact the Technical Support Department by telephone toll free at 800 243 3444 or 203 265 7701 by facsimile at 203 284 0753 or by e mail at techline 9 novametrix com After hours telephone support requests before 8 00 AM and after 5 00 PM Eastern Time will be responded to promptly by the Technical Support on call staff
7. 32 34 35 Rev 00 Electronic Tests 7 Connect the HP Adapter Cable to the Model 509 Connect the TB500B to the Model 509 Set the Signal Attenuation to 3 the Saturation to 100 and turn it ON Apply power to the Model 509 by switching the power switch from to Press the HP Vuelink Module button Verify the HP Merlin displays a Preparing Operation Screen followed by the Gas Analyzer Information Page Press the MAIN SCREEN button on the HP Merlin System to display the full Merlin screen Set the TB500B Saturation to 62 Verify the Model 509 Alert LED is flashing and an audible alert is present Press the Audio Off key and verify the audible alert is gone Verify a 2 min message si displayed on the left side of the HP Merlin waveform Wait approximately two minutes Verify the audible alert returns and the 2 min message clears Press and hold the Audio Off key until a double beep is heard Verify the audible alert is gone Verify a Mute message is displayed on the left side of the HP Merlin waveform Return the TB500B Saturation to 100 Verify the following alert conditions Verify the error message displayed in the upper left hand corner of the HP Merlin display Verify the Model 509 Alert LED is flashing and no audible alert is heard Verify any Saturation and Pulse values displayed on the HP Merlin screen clear Return the TB500B to the original setting after each error c
8. After hours facsimile and e mail requests will be answered the next business day It is suggested that any person calling in for technical support have the equipment available for product identification and preliminary troubleshooting Novametrix reserves the right to repair or replace any product found to be defective during the warranty period Repair may be provided in the form of replacement exchange parts or accessories on site technical repair assistance or complete system exchanges Repairs provided due to product abuse or misuse will be considered non warranty and invoiced at the prevailing service rate Replaced or exchanged materials are expected to be returned to Novametrix within 10 days in order to avoid additional charges Return materials should be cleaned as necessary and sent directly to Novametrix using the return paperwork and shipping label s provided Transferring return materials to a local sales or dealer representatives does not absolve you of your return responsibility Novametrix manufactures equipment that is generally field serviceable When repair parts are provided the recipient can call Technical Support for parts replacement assistance and repair assurance In the event a replacement part requires increased technical capability Technical Support may request Biomedical assistance provide on site technical support or complete replacement equipment If the customer requires the return of their original product t
9. 20 Bit Analog to Digital Converters ADCs The 20 bit ADCs are calibrated as part of the system self test which occurs each time the monitor is turned on At power up the microprocessor sets the CAL line high The system calibrations input SC1 is set high The CS5503 ADC will not operate while the CAL line is high On the falling edge of the CAL signal the ADC will initiate a calibration cycle The type of calibration is determined by the state of the SC1 The high at SC1 causes INSIG to go high and reset SIGND to a logic low The high INSIG opens the switch at IC5B 8 so that IC5B pins 6 and 7 no longer connected disconnecting the returning photodiode signal from the rest of the circuitry The low SIGND signal closes the switch at IC5C pin9 and as a result the input to the C15 R14 high pass filter and thus the entire ADC input circuitry is brought to ground potential The CAL line which went high at power up is reset low and ADCs IC9 and IC10 begin their calibration cycles Because the analog input circuitry is grounded via SIGND only circuit offset voltages can be present at the pin 9 AIN inputs The calibration cycle sets 1 The Model 509 uses SuperBright sensors If a non SuperBright sensor is connected IC4b pin 7 will go negative 8 Model 509 Service Manual Rev 00 2543 Main Board Rev 00 Electronic Theory of Operation 4 the ADC zero point to equal this voltage thus compensating for any
10. Front Panel Model 509 2542 03 Schematic Display Board Front Panel Model 509 2581 01 Power Board Assy 509 2581 03 Schematic Power Board 509 6711 27 Membrane Keypanel Model 509 2 sheets Rev 00 Model 509 Service Manual 37 12 Schematics and Assembly Drawings This page intentionally blank 38 Model 509 Service Manual Rev 00 LOCATE QUICK START GUIDE LABEL APPROX AS SHOWN VELCRO SHOWN FOR REF ONLY AND WILL BE INSTALLED BY CUSTOMER LOCATION APPROX AS SHOWN VELCRO LOOP REF ITEM 16 MOUNTS FIRST ON BOTTOM PLETH 5 0 LIMITS Model 509 Quick Start Guide VELCRO HOOK REF ITEM 15 MOUNTS SECOND ON BOTTOM PULSE BEEF NOVAMETRIX 3e MEDICAL SYSTEMS INC Muraro cr LOCATE SN LABEL LOCATE MANUFACTURED IN USA 3 MAIN ASSY APPROX AS SHOWN LABEL APPROX AS SHOWN 800 243 3444 In Conn Coll Collect 203 265 7701 1 LOCATE REPAIR LABEL APPROX AS SHOWN NOTES 1 FOR OVERALL WIRING DIAGRAM SEE 06900 09 FOR SYSTEM TEST PROCEDURE SEE A6900 04 FOR QA TEST PROCEDURE SEE 6900 70 WIPE UNIT CLEAN WITH ISOPROPYL ALCOHOL BEFORE APPLYING LABELS 5 INCLUDE USERS MANUAL ITEM 6 WITH MONITOR VELCRO HOOK ITEM 15 AND VELCRO LOOP ITEM 16 TO BE CUT INTO 3 PIECES 4 IN LONG EACH DO NOT ATTACH VELCRO AND INCLUDE VELCRO LOOSE WITH MONITOR 120V ADAPTOR 11 647 UNLESS SPECIFIED N647 NOE PULSE OX
11. TP1 VDD 5 00 V 0 2 V TP2 VA 5 00 V 0 2 V TP3 VA 4 75 V 0 25 V 4 LEDSRC 7 00V x 0 5 V TP9 VREF 2 5 2 50 V 0 05 V TP6 VREF 2 5 2 50V 0 05 V 29 1 VBACK 5 00 0 2 V Use Test Point 5 TP5 for ground reference Jumper Test Point 12 toTest Point 13 8 Connect the Saturation Test Jack to the Model 509 input connector 9 Monitor 124 7 1 00VDC 50mV 15 16 17 18 19 20 21 22 20 Model 509 Service Manual Monitor Test Point 10 Verify 2 00VDC x 0 1V Monitor Test Point 11 Verify 2 00VDC 0 1V Remove the jumper and disconnect the Saturation Test Jack Press the Set key Verify the high alert limit has an arrow beside it Using the Up Arrow and Down Arrow key s change the high alert limit Set the high alert limit back to 100 Press the Set key again Verify the low alert limit has an arrow beside it Using the Up Arrow and Down Arrow key s change the low alert limit Set the low alert limit back to 85 Press the Set key again Verify the Alert Volume setting is displayed Using the up and down arrow keys set the alert volume to VOL7 Press the Set key again Verify the Beep Volume setting is displayed Using the up and down arrow keys set the Beep Volume to VOLS Power down the main board by switching the power from I to Measure 17 28 Verify 2 50V to 3 50VDC Rev 00 Procedure 23 24 25 26 2T 28 29 30 31
12. and system data lines are labelled DO D7 The system program is contained in IC18 a 27C101 1 MB EPROM When ROMCS is brought low a read operation is performed on IC18 The ROMCS line is controlled by the ME line Memory Enable and address line A17 When both the ME line and address line A17 are low the ROMCS line will go low IC20A pin 6 this enables the data to be read from IC18 System RAM is contained in IC17 a 256k SRAM When both the RD and RAMCS lines are brought low a read operation is performed on IC17 With both WR and RAMCS low a write operation will be performed The RAMCS line is controlled by the ME Memory Enable line and address line A17 When address line A17 is brought high and the ME line brought low IC20B pin 3 will go low activating the RAMCS line Refer to sheet 3 on schematic The processor communicates to the Vuelink through serial channel 0 on the microprocessor The and RXO lines from the processor converted to RS232 levels by IC13 as TXDO and RXDI Rev 00 2543 Main Board 4 1 9 4 1 10 4 1 11 Rev 00 Electronic Theory of Operation 4 Decoding Refer to page 1 on schematic A three to eight line decoder IC19 is used for decoding various address write and I O lines for the system Address lines A4 A5 and A7 along with the IOE and LIR lines will enable one of the Q outputs of IC19 Name Function DACCS This line will enable writing to IC22 Di
13. been corrected by qualified personnel Patient Safety Care should be exercised to assure continued peripheral perfusion distal to the SpO sensor site after application Data Validity As with all pulse oximeters inaccurate SpO and Pulse Rate values may be caused by ncorrect application or use of a sensor Significant levels of dysfunctional hemoglobin carboxyhemoglobin or methemoglobin Significant levels of indocyanine green methylene blue or other intravascular dyes Exposure to excessive illumination such as surgical lamps especially ones with a xenon light source or direct sunlight Excessive patient movement Venous pulsations Electrosurgical interference Data Validity Do NOT attach a sensor distal to a blood pressure cuff Valid data CANNOT be processed when the cuff is inflated Attach the sensor to the limb opposite to the site used for the blood pressure cuff Do Not apply Y Sensor tapes or wraps so tightly that circulation is restricted Inspect site often for adequate circulation at least once every four hours When applying sensors take note of patient s physiological condition For example burn patients may exhibit more sensitivity to heat and pressure and therefore additional consideration such as more frequent site checks may be appropriate Electric shock hazard Do NOT remove covers or panels Refer servicing to qualified service personnel Rev 00 Indications and Usage Rev 00 Patient Safety 2
14. circuitry offsets The ADC then sets its full scale point to equal the voltage at its VREF pin 10 input This completes the calibration cycle The ADC can now start sampling its input and converting it to a 20 bit digital word The processor resets SC1 to a logic low causing IC5C pin9 to open and IC5B pine to close The photodiode signal can now reach the ADCs 20 Bit Analog to Digital Conversion Refer to sheet 2 on schematic Data from the red and infrared channels is sampled by the 20 bit measurement ADCs 10 and 9 respectively The analog input at pin 9 is converted to a digital representation with 20 bit resolution based on the input magnitude The CS5503 converter continuously samples its input converts the value to a digital word puts the word in its output buffer overwriting previous buffer contents then repeats the process by again sampling its input The frequency of the sample convert overwrite buffer sequence is based on the 3 072 MHz clock signal at the ADC pin 3 F ADCCLK input The microprocessor starts a read cycle of the Infrared channel by bringing ADCIRCS low A Red channel read starts when ADCREDCS is brought low On the falling edge of these signals CS lines the output word s MSB most significant bit appears at pin 20 SDATA Serial Data output The SDATA line connects directly to the microprocessor s serial input RXS pin The remaining bits in descending order are output from SDATA with subsequ
15. safety the following are recommended Failure of Operation If the module fails to respond as described do not use it until the situation has been corrected by qualified personnel Keep the Model 509 and its accessories clean Do not operate the Model 509 when it is wet due to spills or condensation Do not operate the Model 509 if it appears to have been dropped or damaged Connect the Model 509 only to Novametrix approved power supply Connect the external supply only to a grounded hospital grade outlet It should be connected to the same electrical circuit as the equipment it is used with Outlets on the same electrical circuit can be identified by the hospital s engineering department Care should be exercised to assure continued peripheral perfusion distal to the SpO sensor site after application Do NOT attach an SpO sensor distal to a blood pressure cuff Valid data CANNOT be processed when the cuff is inflated Attach the sensor to the limb opposite to the site used for the blood pressure cuff Do NOT wrap the sensor tape around the limb so tightly that circulation is restricted Inspect the site often for adequate circulation at least once every four hours When applying sensors take not of the patient s physiological condition For example burn patients may exhibit more sensitivity to heat and pressure and therefore additional consideration such as more frequent site checks may be appropriate Connect the Model 509 external i
16. shorted hot neutral on the power supply to the 6573 48 Shorted Saturation Test Jack Wait approximately one minute Verify there is no arcing or leakage during the test period Using the Hipot apply 500V from earth ground on the power supply to the 6573 48 Shorted Saturation Test Jack Wait approximately one minute Verify there is no arcing or leakage during the test period Measure the AC leakage from the 6573 48 Shorted Saturation Test Jack to the hot side of the line Verify the leakage current is lt 50 UA Rev 00 8 Maintenance 8 1 Maintenance Schedules The electronic circuits within the Model 509 do not require scheduled calibration o service 8 2 Cleaning and Sterilization Follow the cleaning and sterilization instructions listed below to clean and or sterilize the Model 509 and its accessories 8 2 1 Model 509 Module Turn the module off and unplug the DC supply from the AC Mains before cleaning The module can be cleaned and disinfected by wiping with solutions such as a 70 isopropyl alcohol 2 glutaraldehyde or 10 bleach solution Then wipe down with a water dampened clean cloth to rinse Dry before use Do not immerse the module Do not attempt to sterilize the module 8 2 2 Finger Sensor The sensor can be cleaned and disinfected by wiping with solutions such as a 70 isopropyl alcohol 2 glutaraldehyde or 1096 bleach solution Then wipe down with a water dampened clean cloth to rinse D
17. the serial data line SDATA to the CPU serial input RXS at IC14 56 After receiving the correct number of bits for the ADC being read the CPU changes the AA1 and AAO decode lines and exerts the Next line NEXT at IC16 pin 12 low This restarts the serial data shifting out of the newly selected ADC After all three ADCs have been read the CPU sets the AA1 and decode lines to exert the internal TEND signal and set the 8 bit ADC to the next channel so that it has time to settle before the next read of the ADC This re enables the CPUINIT line At this point the CSI O controller is reset awaiting an INT5MS pulse to begin the cycle again Audio Drive Circuitry Refer to page 3 on schematic Audible tones are generated by the Digital to Analog Converter IC24 when both the WR and DAC2CS are low The output of IC24 drives non inverting amplifier IC25B which in turn drives Q7 Transistor Q7 boosts the current of IC25B in order to drive transducer LS1 42 2581 Power Board Power from the external supply enters the board as VRAW through J1 and is converted to a digital supply VCC by voltage regulator IC2 and an analog supply V8 1 b voltage regulator IC1 The analog supply is used as the supply for the LEDs in the sensor LEDSRC and is also used by the audiocircuitry The digital supply in addition to supplying the digital circuitry is converted to bipolar supplies for some of the analog circuitry in the
18. undisturbed to the high pass filter consisting of R14 and C15 The ASAMP signal is active whenever either sensor LED is turned on This causes Q5 to turn off and the charge at C15 passes through to IC4A pin 3 The ASAMP line returns to a logic high when neither LED is being driven causing Q5 to turn on With Q5 conducting any charge at C15 is discharged to ground and the next pulse will charge C15 from a known level If it were not for Q5 any charge remaining on C15 from the previous pulse or from ambient light reaching the photodiode would be added to the charge from a new pulse creating measurement errors If the signal at IC4A pin 1 is the product of the Red LED being turned on then RDSAMP will go low and close the switch at IC5A pins 2 3 thereby presenting the signal to a sample and hold circuit consisting of R29 and C26 that maintains the signal until next sample pulse arrives a gain stage IC6A a filter network C34 and R34 and finally to the red channel Analog to Digital Convertor ADC IC10 If the signal at IC4A pin 1 is the product of the Infrared LED being turned on then IRSAMP will go low and close the switch at IC5D pins 14 15 thereby presenting the signal to a sample and hold circuit consisting of R28 and C25 that maintains the signal until next sample pulse arrives a gain stage IC6B a filter network C29 and R38 and finally to the infrared channel Analog to Digital Convertor IC9 4 1 4 Calibrating the
19. 00 92 3 90 94 82 3 80 84 72 3 70 74 62 3 60 64 72 7 68 76 82 7 78 86 92 7 88 96 100 7 98 100 Disconnect the TB500B from the Model 509 Disconnect the Model 509 from the HP Merlin system Verify the Model 509 displays a CHK COM and the Alert LED is flashing The test is complete Power down the Model 509 by disconnecting the power supply from the AC outlet Disconnect the Model 509 from the HP Merlin system Rev 00 7 Electronic Tests The ElectronicTests verify the calibration and operation of the electronic circuits within the Model 509 These tests DO NOT need to be performed on a regular preventative basis Perform these tests only if the monitor fails to operate as expected or fails the Functional Tests on page 15 and or Accuracy Tests on page 17 The Electroni Tests should be performed only by qualified service personnel The ElectronicTests require access to the internal components of the monitor Refer to Assembly Exchanges on page 25 for disassembly instructions CAUTION The Model 8100 contains static sensitive devices Be sure to follow proper grounding procedures when handling the internal components to avoid damage from static discharge If the monitor does not pass an Electronic Test remove it from use and contact the Novametrix Service Department for repair replacement assistance This procedure assumes the technician performs each step as indicated leaving the monitor in a know
20. 1 Alerts SpO Alert Limits Displayed on Model 509 module Automatic or manually selectable for high and low SpOs 2 Minute Silence When key is pressed alarms are deactivated for two minutes Audio Off Press and hold the key for three seconds to deactivate audible alerts Status Messages Displayed on the Hewlett Packard Patient Monitor Alert and Pulse Beep Volume Operator selectable 10 3 2 Display Numerics Green Alpha Numeric LED s on Model 509 front panel Plethysmogram Continuously displayed on the Hewlett Packard Patient Monitor Rev 00 Model 509 Service Manual 31 10 Specifications 10 3 3 10 3 4 10 3 5 10 3 6 32 Model 509 Service Manual General Specifications EMC Emissions EN55011 1991 Class A Classification for Radiated and Conducted Emissions EMC Immunity EN60601 1 2 1993 Collateral standard Electromagnetic compatibility requirements and test Includes IEC801 2 Electrostatic Discharge Requirements IEC801 3 Radiated Electromagnetic Fields IEC801 4 Electrical Fast Transient Burst Electomagnetic fields up to 3 V m will not adversely affect system performance Physical Operating Environment 50 F 104 F 10 40 0 90 relative humidity non condensing Size Height 5 in 12 7 cm width 1 5 in 3 81 cm depth 5 25 in 13 34 cm Weight 12 ounces 0 34 kg Electrical Power 100 120 60 Hz 8 VA Rev 00 1 1 Parts Lis
21. 2 VRAW O 4 7 ohms 4 7 ohms 1w iw LM2940CS 5 0 VRAW ict Power NOTE 1 UNLESS OTHERWISE SPECIFIED RESISTANCE VALUES ARE IN OHMS 1 8W 1 CAPACITANCE VALUES ARE IN FARADS INDUCTANCE VALUES ARE IN HENRY S 2 LAST REF DES USED C6 IC2 J1 R5 3 COMPONENTS NOT USED aa Novametrix HEC Model 509 Power Board NAGA Systems Inc _______________ Checked 56 Carpenter La m Wallingford CT 06492 42 3 B 2581 03 01 Rev dR No By Date Dale Friday March 12 1999
22. 509 Service Manual Rev 00 Rev 00 Front and Rear Panel Illustrations 3 1 Front Panel Illustration AUDIO key SET key Adjustment keys SpO sensor input connector SpO PLETH Alert Icon visible only during alert SpO High Alert Limit displa SpO Low Alert Limit display Power indicator LED AUDIO key Press for two minute silence Press and hold to permanently mute audible alert Press again to cancel two minute silence or audible alert mute SpO High Limit display Upper limit value displayed during normal monitoring Displays VOL BEEP or AUTO depending upon the function selected by the ser SET SET key Use to select between alert limits pulse beep volume alert volume SpO Low Limit display Lower limit value during normal monitoring Displa volume setting value pulse beep value LMTS depending upon the function selected by the 7 key ADJUSTMENT keys Use to adjust selected X option s value Power indicator LED Lights green when the Model 509 is powered SpO sensor input connector For connection of Novametrix SuperBright series sensors Alert Icon Flashes red when an alert condition is detected This icon is visible only when indicating an alert Model 509 Service Manual 5 3 Front and Hear Panel lllustrations 3 2 Hear Panel Illustr
23. 5B 03 44 96 DTE 4 1 99 REV R No BY DATE TIME USED 02543 01 SCALE NONE SHEET 1 OF 3 Wallingford Ct USA 06492 VA R41 10 cae SDATA 55 vce ADCFEDC ADCVIR AIN TLC549I 3 PROBID REF GND REF 0 AOMUX A1MUX R9 0 47pf C11 0 1 ag A 100K R7 100 P13 M paa pt Hi 1 42 12 13 0P282 00 gt 1058 3 7 6 Ica Nt lt gt 4 it 844 06444 DET2 1 8 R41 42 cia VA 0 1 47pf VA 42 2K AGNO N VA V 06444 AYA 14 1 C16 10 x 05 100x 9 am L PROBID PROBID 5 N 19 61830 n naa ee 0 Lit 30 LED1SK V8 1 aliar Lol LBA 3 IP B ALS F0418 19A 08 pM Re3 TLO72 VN0605T 42 2K BATES 3 92 A07 8 8 09 Batas 25 8 v8 10 A16 1K 0 1 10 R20 42 2K 0 1 o Ed O V 3 3 YA c22 R21 1 48 if 1 Lc N E rM LED2SK R26 Lao VA 0 010 D R24 072 ex 25 uf pem z C49 8 VNO605T R86 44 0914 ADCIRLED D11 5 v8 10 R18 85 4 R19 42 uL 5 0 1 4 YA 1 SCHEMATIC MAIN BOARD MODEL 509 NOVAMETRIX Medical Systems Inc CHECKED MAL m lt oa 23APR97 Wallingford Ct USA 06492 MFG ENGA APPROVED HS DRAWING NO CODE REV FI
24. CREW 2 58 X 1 4 L SELF TAPPING BINDING HD FOR J103 474169 154116 CAPACITOR iOuF 35V 10 LOW ESR C4 7 486306 474166 RESISTOR 100k OHM 1 8W 1 do BEU RAS PAROS 154080 CAPACITOR 47uF 10VDC 10 TANTALUM C2 C3 C5 C6 CB C9 C68 486319 V IC 14 BIT BINARY COUNTER C27 154081 CAPACITOR 100pF 100V 10 NPO C47 C61 C66 C73 486520 HEX SCHMITT TRIGGER INVERTER 21 474172 RESISTOR 10 OHM 1 8W 1 RO RIO RETU RAZ RADI 486321 IC 3 LINE TO 8 LINE DECODER IC19 1 OCTAL D TYPE LATCH IC15 IC16 QUAD SPST CMOS ANALOG SWITCH IC QUAD 2 INPUT POS OR GATE 20 IC 20 BIT TO D CONVERTER IC B CHAN ANALOG MUX DEMUX IC RS232 DUAL DRVR RCVR L PWR IC B BIT CONVERTER uy 22221 IC JFET INPUT LOW NOISE IC PREC VOLTAGE REF 2 5V IC B BIT D TO A CONVERTER IC B BIT TO D CONVERTER IC DUAL JFET OP AMP IC MICROPROCESSOR SUPERVISORY SWITCH ROCKER 3 POSITION 4 AMP 474175 474184 474186 474220 RESISTOR 3 92k OHM 1 BW 1 R23 R24 R28 R29 R47 486323 RESISTOR 39 2 OHM 1 BW 1 R71 486324 RESISTOR 15k OHM 1 8W 1 486329 RESISTOR ZERO OHM 1 4W 5 1206 STYLE 486332 486333 486334 486337 486776 486781 486788 486794 486795 487084 487086 p Ip p 180927 u 180029 INDUCTOR 50MHz CUT OFF FREQUENCY L5 L6 17 CONNECTOR DC POWER JACK SOLDER TERMINAL J101 RB4 yy 210141 54 512006 SOCK
25. D SHRINK 1 IN PLACE ON BOTH ENDS peta A SCALE 4 1 DO NOT STRIP THIS END 1 8 STRIP amp E 1 8 STRIP amp TIN BOTH ENDS J1 6 LEDSRC pera NOTES 4 1 1 THE HEX NUT PART OF ITEM 6 USED MOUNT THE CONNECTOR 2 LEDISK peta D IS SUPPLIED LOOSE AND SHOULD NOT BE INSTALLED ON THE BEN SCALE 4 1 CONNECTOR KEEP HEX NUT WITH THE ASSEMBLY UNTIL REQUIRED 28AWG KK 5 SHIELD BLK SCHEMATIC DIAGRAM 4 DET2 3 DETI 7 SPARE AT THE NEXT ASSY LEVEL NOVAMETRIX MEDICAL SYSTEMS INC WALLINGFORD CT U S A 06492 i 1 5 NOVAMETRIX MAIN BOARD 254302XX Made in U S A C67 SEE NOTE 2B VREF2S VLED Novametrix 1997 IC18 6923 07 XX OFFSET EPROM IN SOCKET SEE NOTE 2A D4 dba pied R14 617 an dbdplen ce deir O D TPI 3 1 NOTES COMPONENTS NOT FITTED D12 R35 R39 R46 INSTALL EPROM AS SHOWN SECURE J103 USING NO 2 56 X 1 4 L SCREWS 2 PL FOR TEST PROCEDURE SEE A2543 04 MAN BOARD ASSY NOVAMETRIX MODEL 509 MEDICAL SYSTEMS h U S D 2543 01 03 swezn suertorz DESCRIPTION DIODE ZENER 7 5V lo DIODE SWITCHING DIODE HOT CARRIER SCHOTTKY DIODE 5 40V REF DES i R20 DESCRIPTION RESISTOR 3 3 OHM 1 4W 1 RESISTOR 5 6 OHM 1 4W 1
26. DUAL 000 484541 03 1 VOLTAGE REGULATOR LM317L 000 486329 03 1 IC SN74HC32D QUAD 2 IN 000 211640 03 1 CONNECTOR 6 PIN RECEPTACLE 000 486776 03 1 IC AD7528JP 8 BIT D A C 000 474175 03 5 RESISTOR 3 92K OHM 1 8W 000 512006 03 1 SWITCH ROCKER 3 POSITION 000 515082 03 1 FUSE W FUSEHOLDER 1 2A 000 154085 03 4 CAPACITOR 47PF 100VDC 000 472274 03 1 RESISTOR 26 7 OHM 1 4W 000 474160 03 1 RESISTOR 5 11K OHM 1 8W 34 Model 509 Service Manual Rev 00 2543 01 Main Board Assy Rev 00 Parts Lists 11 LINE PART NO REV QPA DESCRIPTION 000 481035 03 1 DIODE ZENER BZX84C7V5L 000 486320 03 1 IC SN74HC14D HEX SCHMITT 000 515077 03 1 FUSE 1 16A 125V VERY FAST 000 486324 03 1 IC DG444DY QUAD SPST CM 000 486319 03 1 IC MC14020BD 14 BIT BIN 000 154078 03 1 CAPACITOR 1000PF 50VDC 000 486794 03 1 IC PM7524FS 000 481546 03 7 DIODE SWITCHING SURF MT 000 481547 03 5 DIODE BAT54 HOT CARRIER 000 474166 03 19 3 RESISTOR 100K OHM 1 8W 000 180022 03 1 INDUCTOR 10UH 10 SURF 000 472198 03 1 RESISTOR 3 3 OHM 1 4W 000 484522 03 1 VOLTAGE REGULATOR LM2940 000 486332 03 2 IC AD7703BR 000 215059 03 1 SOCKET 32 PIN LOW PROFILE 000 474169 03 1 RESISTOR 7 5K OHM 1 8W 000 210141 03 1 CONNECTOR DC PWR JACK 000 154082 03 3 CAPACITOR 22PF 100V 000 481552 03 1 DIODE MBR
27. ECIFIED SIONS ARE IN INCHES mm FRONT PRNEL MODEL 599 EUM IRIX MRTERIRL SRALIN CHECKED Medical Systems Inc NIE E RAN MRL 16APR97 jWallingford Ct USA 06492 22 647 3 23 99 MFG RPPROUED SIZE DRRHING NO CODE REV FILE 254202 sch MJC 4 23 97 HS 4 23 97 Ba 12512 Q3 92 BE N595 DA 5 REU NO BY DATE TIME USED ON C2542 01 SCRLE NONE SHEET 1 OF 1 DESCRIPTION REF DES B2581 03 SCHEMATIC POWER BOARD C 154072 CAPACITOR 1uF 50V 10 C2 C3 154079 CAPACITOR 10uF 25V 10 C1 C5 154080 CAPACITOR 47uF 10V 10 24211414 CONNECTOR 4 PIN PLUG FRICTION LOCK 2 472294 RESISTOR 562kQ 1 4W 1 474166 RESISTOR 100kQ 1 8W 1 R1 474340 RESISTOR 4 70 1W 1 R4 R5 484578 VOLTAGE REGULATOR 5V OUTPUT 3 PIN 484579 VOLTAGE REGULATOR ADJ OUTPUT 16 PIN 258102XX NOTES 1 S DENOTES THRU HOLE COMPON This document contains information which is proprietary and the property of Novametrix Medical Systems Inc and may not be reproduced used or disclosed in whole or in part without the written consent of Novametrix Medical Systems Inc DRAWN DATE Ul ll om secon b NOVAMETRIX DIMENSIONS ARE IN INCHES mm caeci 5 MEDICAL SYSTEMS INC A D ATE 01 254 XXXX 4 0025 064 EN ANG 1 4 SIZE DRAWING NO CODE REV 4 3 2 1
28. ET 32 PIN LOW PROFILE 6 SPACING Fr 216029 TEST POINT SPRING LOADED 475 MAX 1 14 Yi Yr 215059 FOR Ic3 515077 515082 FUSE 1 16A 125V VERY FAST ACTING F FUSE W FUSEHOLDER 1 2A 125V V FAST ACT 230023 CRYSTAL 12 288 MHz HC49S CASE yx 400047 BATTERY 3V 190 mAH LITHIUM VERTICAL BT1 NOTES UNLESS OTHERWISE SPECIFIED PARAK AL Ser oo NOVAMETRIX MODEL 509 5 DENOTES THRU HOLE COMPONENTS ent 6 MEDICAL SYSTEMS INC 17Sep98 7 4 10 97 N596 MFG ENGR MIC APPROVED HS A ao 4558 FRET nina 2543 01 03 eno se scat seer 2or2_ 98 12 288 2 vo IC21A iu 3 0V Lithium 12 war 7 SPARES 1 SCHEMATIC MAIN BOARD MODEL 509 DRAWN H Pittman DATE 5Feb97 ADDRESS BUS DATA BUS UNLESS OTHERWISE SPECIFIED RESISTANCE VALUES ARE IN OHMS 1 BW 1 CAPACITANCE VALUES ARE IN FARADS INDUCTANCE VALUES ARE IN HENRYS LAST REF DES USED BT4 C72 015 F2 IC29 J201 L8 51 Q8 SW1 TP14 Y1 REF DES NOT USED 101 G1 COMPONENTS NOT FITTED TO THIS ASSY R35 R39 R46 012 PORT1WR NOTES D gt 04 PORT2WA IC24B 2 3 4 NOVAMETRIX Medical Systems Inc CHECKED MAL 2 97 N596 mre MJC APPROVED HS DRAMING NO CODE REV FILE 25430351 5 23APR97 23APR97 2543 03 03 N5
29. IMETERY RENK AL SURP EDCES we MODULE NOVAMETRIX mm MODEL 508 MEDICAL SYSTEMS INC mm WALLINGFORD 04 N596 16Sep98 007 003 U S A 06492 ELSE Naas ris D 6900 00 07 7 ox la kare This document contains information which is prietary d bd propei Ad Novametrix Medical inc and may reproduced used or di whole in port w hout the written consent of Novametrix Medical Systems Inc PLACE AUDIO TUBE CONNECT SpO2 CABLE NOTE ORIENTATION OF OVER SPEAKER TO 2543 J200 CASE BEFORE STARTING ASSEMBLY 10 CENTRALLY LOCATE APPROX AS SHOWN 4 PL 13 ASSY SHOWN OPEN FOR CLARITY P202 CONNECT RIBBON CABLE FROM 2542 4202 TO 2543 201 a CONNECT RIBBON CABLE FROM MEMBRANE KEYPANEL SECURE SpO2 INPUT CABLE TO 2542 4203 MEMBRANE KEYPANEL WITH NUT SUPPLIED WITH ITEM 5 AND STAR WASHER ITEM 14 JL SECURE TOP amp BOTTOM CASE HALVES WITH SCREWS I NOT SCA SUPPLIED WITH ITEM 7 DIMENSIONS ARE IN INCHES Com mmm dE 098 MAIN ASSY NOVAMETRIX te MODEL 509 MEDICAL SYSTEMS INC s o os WALLINGFORD CT U S A 06492 DRAWN nuce For wes 25497 A 02 u 1690 This document contains information which is pro prietary and the property of Novametrix Medical Systems Inc and may not be reproduced used or disclosed in whole or in p
30. ISTOR 1K OHM 1 8W 1 2581 01 Power Board Assy LINE PART NO REV QPA DESCRIPTION 001 2581 02 1 FAB POWER BOARD 007 152065 01 2 CAPACITOR 10UF 20 25V 007 154079 2 CAPACITOR 10UF 25V 10 008 154016 01 2 CAPACITOR 1UF 50V 1096 008 154072 2 CAPACITOR 1UF 50V 10 009 154142 01 2 CAPACITOR 47UF 20 16V 009 154080 1 CAPACITOR 47UF 10VDC 010 211414 1 CONNECTOR 4 PIN PLUG 012 281500 01 0 NUT HEX NO 4 40 STEEL 013 284200 01 0 34 40 X 1 4 SLOTTED BINDING 014 285000 01 0 LOCK WASHER NO 4 INTER 015 472058 01 2 RESISTOR 100K 1 4W 015 474166 2 RESISTOR 100K OHM 1 8W 016 472137 01 1 RESISTOR 562K OHM 1 4W 016 472294 1 RESISTOR 562k OHM 1 4W 017 474005 01 2 RESISTOR 5 OHM 1W 5 017 474340 2 RESISTOR 4 7 OHM 1W 1 018 484522 01 1 VOLTAGE REGULATOR 018 484578 1 V RGLTR 5V OUT 019 484580 01 1 V RGLTR ADJ MICROPWR 019 484579 1 V RGLTR 1 23V 29V OUT 020 606401 01 0 24 BUSS WIRE 021 152096 1 CAPACITOR 220UF 35V 36 Model 509 Service Manual Rev 00 1 2 Schematics and Assembly Drawings Drawing Description 6900 00 Pulse Oximetry Interface Module Model 509 6900 01 Main Assy Model 509 6900 09 Overall Wiring Diagram Model 509 6921 01 Cable Assy SpO Input Model 509 2543 01 Main Board Assy Model 509 2 sheets 2543 03 Schematic Main Board Model 509 3 sheets 2542 01 Display Board Assy
31. LE 25430352 sch 23APR97 23APR97 2543 03 03 BY DATE TIME USED ON 02543 01 SCALE NONE SHEET 2 OF 3 V8 1 162 R4 13 LN317 3 26 7 IN OUT J102 62wAFB 015 C7 an 47u 4 iov 10 BZX84C7V5L TP5 TANT TANT DATA BUS FROM SHEET 1 FROM SHEET 1 TP6 R81 42 2K 42 2K n VREF2 5 0P282 N TP8 WAVE ei IC25A 2 2 100 R7S L V TP7 y wm 16238 2 VLED by 4 00 Y aT WAVE LEDSRC LEDSRC R2 42 2K ADCLPWA R3 42 2K VDD VDD DGND DGND DISCS REYLATCR FESET m 07 ADCCLK o 05 04 03 RESET pe 01 00 2 M A0 Ng 3 T Ngg ad m BATAS 100 4 o v8 1 L81 Ad eub 38 2 dc a DO NOT SCALE SCHEMATIC MAIN BOARD mem nene ece MODEL 509 ue ee LY H Pittman N647 3 25 99 FINISH 16APR97 Wallingford Ct USA 06492 9 17 98 MFG ENGA APPROVED HS SIZE DRAWING NO CODE REV nasa 03 11 88 FILE 25430381 5 23APR97 23APR97 B 2543 03 03 DATE 3 29 99 REV BY DATE TIME USED ON 02843 01 SCALE NONE SHEET 3 OF 3 This document contains information which is pro prietary and the property of Novametrix Medical Systems Inc and may not be reproduced used or disclosed in whole or in part without the written consent of No
32. Model 509 Service Manual Jan 26 2000 Part Number 6900 90 00 Novametrix Medical Systems Inc P O Box 690 5 Technology Drive Wallingford Connecticut U S A 06492 0086 Revision History 26 Jan 00 Preliminary Guarantee Equipment manufactured or distributed by Novametrix Medical Systems Inc is fully guaranteed covering materials and workmanship for a period of one year from the date of shipment except for certain disposable products and products with stated guarantees other than one year Novametrix reserves the right to perform guarantee service s at its factory at an authorized repair station or at the customer s installation Novametrix obligations under this guarantee are limited to repairs or at Novametrix option replacement of any defective parts of our equipment except fuses batteries and calibration gasses without charge if said defects occur during normal service Claims for damages during shipment must be filed promptly with the transportation company All correspondence concerning the equipment must specify both the model name and number and the serial number as it appears on the equipment Improper use mishandling tampering with or operation of the equipment without following specific operating instructions will void this guarantee and release Novametrix from any further guarantee obligations Service Department For factory repair service call toll free 1 800 243 3444 In Connecticut call Collect
33. Power Board Rev 00 4 1 13 4 1 14 Electronic Theory of Operation 4 Serial O Controller Refer to page 1 on schematic Digital data from the three Analog To Digital Convertors SDATA is read by the CPU through its clocked serial data input RXS at IC14 pin 56 The PEEL IC26 acts as the Clocked Serial Input Output CSI O Controller Except during power up or watchdog timer reset IC27 pin 3 sheet 3 on schematic provides an interrupt to the CSI O controller in the form of a 5 millisecond period square wave input to IC26 pin 7 INT5MS On the rising edge of INT5MS a CPU interrupt request is generated when 26 pin 18 CPUINIT goes low The CPU responds by sending the clock input to CSI O controller CKS at IC26 pin 6 low This CKS line is inactive high unless a serial receive operation is in progress The CPU also sets up the ADC decode lines AA1 and at 26 pins 5 and 4 as a result one of the ADC chip select lines ADCIRCS ADCREDCS ADC3CS is brought low and the CPUINIT line is disabled On the rising CKS signal a CLKS output pulse at IC26 pin 14 is sent as a serial clock input to the ADC selected by the decode lines Decode results are shown below 1 Decode 0 0 Red LED 20 bit ADC 0 1 Infrared LED 20 bit ADC 1 1 Sensor Status 8 bit ADC 1 0 Internal CSI O signal TEND Successive CKS CLKS pulses cause the ADC data to be shifted out of the ADC most significant bit first along
34. S340T3 SCHOTTKEY 000 154072 03 49 CAPACITOR 1UF 50V 10 000 486788 03 1 IC LT1019CS8 2 5 PREC V 000 180019 03 1 INDUCTOR 100UH 10 SURF 000 474186 03 1 RESISTOR 15K OHM 1 8W 000 474153 03 16 RESISTOR 42 2K OHM 1 8W 000 487084 03 4 IC OP 282GS DUAL JFET 000 474138 03 12 RESISTOR 100 OHM 1 8W 000 130016 03 1 TRANSDUCER AUDIO 000 486795 03 1 IC TLC549ID 000 486321 03 1 IC SN74HC138D 000 154080 03 7 CAPACITOR 47UF 10VDC 000 216029 03 0 TEST POINT SPRING LOADED 000 5965 07 03 1 PROGRAM PEEL ASSY CSIO 000 400047 03 1 BATTERY 3V 190M AH LITH 000 5966 07 03 1 PROGRAM PEEL ASSY TIMING 000 487086 03 1 IC LTC694C58 UPROCESSOR 000 485532 03 2 TRANSISTOR 2N7002T1 000 180011 03 1 FERRITE BEAD 22 AWG TCW 000 486323 03 2 IC SN74HC573DW 000 281211 01 0 SCREW 2 56 X 1 4L SELF 000 2543 03 01 0 SCHEMATIC MAIN BOARD 000 6923 07 01 1 PROGRAM EPROMASSY SYST 000 2543 04 01 0 TEST PROCEDURE MAIN BOARD 000 2543 17 01 1 MAIN BOARD SUBASSY 000 211414 03 1 CONNECTOR 4 PIN PLUG 000 474184 03 1 RESISTOR 39 2 OHM 1 8W 001 486790 03 1 IC TLE2022CD DUAL OP AMP 002 180030 03 1 INDUCTOR CAP 4700PF 50V Model 509 Service Manual 35 1 1 Parts Lists 2581 01 Power Board Assy LINE PART NO REV QPA DESCRIPTION 003 474172 03 10 RESISTOR 10 OHM 1 8W 1 004 154081 03 3 CAPACITOR 100PF 100 1 005 154079 03 1 CAPACITOR 10UF 25V 10 006 474136 03 4 RES
35. Test verifies the performance accuracy of the Model 8100 This test is typically performed in conjunction with after the Functional Tests on page 15 If the monitor does not pass the accuracy test contact the Novametrix Service Department for repair replacement assistance This procedure assumes the technician performs each step as indicated leaving the monitor in a known state prior to performing the next step If steps are omitted o performed out of order be sure that the monitor is set to the correct state before continuing 6 1 Equipment Required oom HP Merlin System 6904 00 HP Vuelink Module Programmed for Novametrix Model 509 6905 00 HP Adapter Cable TB500B Saturation Sensor Simulator calibrated This is the same device used by the factory technicians to calibrate the monitor prior to shipping The TB500B is an updated version of the TB500A Test Box The TB500A used in conjunction with adapter cable Catalog No 5453 00 may be substituted for the TB500B in most parts of this test 9598 10 Power Supply 6 2 Procedure a o N Connect the HP Merlin System to AC power and press the power on button Plug the HP Vuelink Module into one of the HP Merlin System bays Plug the HP Adapter Cable into the HP Vuelink Module Apply power to the Model 509 by switching the power switch from O to I Verify a proper power up sequence The alert limit displays NMTX and 509 followed by the software revision The a
36. X RESISTOR 26 7 OHM 1 4W 1 RESISTOR 1k OHM 1 8W 1 ES DESCRIPTION REF 2543 02 pe ecu s 5965 07 PROGRAM PEEL ASSY CSIO CONTROLLER 510 26 481035 481546 481547 481552 27472198 Yr 472200 Yr 472274 474136 R49 R51 R77 RB5 RBB R5 R6 R13 R14 RIO R31 474138 RESISTOR 100 OHM 1 8W 1 R66 R67 R70 R79 R80 R83 484060 R2 R3 R11 R12 R15 R18 RESISTOR 42 2k OHM 1 8W 1 R32 R34 R36 R3B 81 R82 484541 RESISTOR 5 11k OHM 1 BW 1 R78 484546 RB R25 R26 R48 R72 485532 RN RI 485546 RESISTOR 7 5 OHM 1 BW 1 R68 5966 07 PROGRAM PEEL ASSY TIMING SEQUENCER 510 IC28 yx 130016 TRANSDUCER AUDIO 2400 Hz 5V 40 551 154072 CAPACITOR 1uF 50 10 X7R 50 55 57 60 C62 63 65 67 69 72 154078 CAPACITOR 1000 SOVDC 10 56 154074 CAPACITOR 1 5uF 25VDC 10 TANTALUM ci DESCRIPTION REF DES SCHEMATIC MAIN BOARD MODEL 509 TEST PROCEDURE MAIN BOARD MODEL 509 MAIN BOARD SUBASSY MODEL 509 02543 03 2543 04 02545 17 TRANSISTOR C7 12 14 16 18 C21 C24 27 46 474153 VOLTAGE REGULATOR 1 2 37V VOLTAGE CONVERTER SWITCH CAP TRANSISTOR ENHAN MODE TRANSISTOR N CHAN ENHAN MODE Q2 Q4 Q8 IC 32K X 8 BIT CMOS RAM 100ns 1C17 A6923 07 PROGRAM EPROM ASSY SYSTEM MODEL 509 474160 474165 RESISTOR 10k OHM 1 8W 1 281211 S
37. act qualified service personnel 1 Insufficient Light Sensor placed on a site too thick or opaque for adequate light transmission Reposition sensor 2 Incompatible sensor Connect only Novametrix SuperBright sensors to the Model 509 Light Interference Ambient light sources sunlight warming lights etc are interfering with sensor light sources Shield the sensor from ambient light sources Low Signal Strength Pulse strength as detected by sensor is too weak for proper monitor operation Reposition sensor Displayed in the left corner of the pleth window when user enables Audio mode by pressing and holding the Displayed in the left corner of the pleth window if user enables 2 minute silence mode by pressing the key Model 509 Service Manual 29 9 Troubleshooting 30 Model 509 Service Manual Chk Co displayed on Model 509 Status Messages Connection between the VueLink module and the Model 509 has been disturbed Reconnect cables if condition is not corrected remove the module from use and contact qualified service personnel NOTE If the Model 509 had previously been connected to a VueLink module and then disconnected or a communications error has occurred this message will be displayed on the Model 509 Push the button on the front of the VueLink module to reset and proceed with monitoring If the Model 509 detects an internal error then a numerical code will be displaye
38. arefully pull the cover side that contains the instructions and speaker holes out Be careful not to lose the audio tube Audio tube Rev 00 Model 509 Service Manual 25 8 Maintenance Battery Replacement 3 The 2581 Power Board which is attached to the cover is connected to the Main Board by a cable The internal circuit boards can now be accessed The display board and keypanel assembly can be removed and the main board is secured to the cover by four 4 screws Audio transducer Main board Display board m E 1 Dee Keypanel 4 When reassembling the Model 509 be sure that the audio tube is set in place over the transducer and that the top cover is aligned to the tube before securing Ensure there are no loose objects inside and that all cables are secure when reassembling 8 4 Battery Replacement The main board in the Model 509 contains a 3 volt 190mAH Lithium battery PN 400047 that is used to store the user settings when the monitor is turned off If the monitor fails to retain any user settings when turned off then this internal battery may need replacement Replace the main board Lithium battery only with same type and rating 1 The Model 509 must be disassembled the main board removed then the battery desoldered from the main board 2 Solder the new battery in place be sure to observe proper plarity when replacing the new battery
39. art without the written consent of Novametrix Medical Systems inc DISPLAY BOARD B2542 03 MAIN BOARD B2543 03 5 600071 9 MEMBRANE F1 500mA X S a KEYPANEL e5 e gt A C6711 27 125V VERY FAST ACT DC n F2 62mA pen 125V VERY 5 TO VUELINK MODULE 2 Spo2 gt INPUT POWER BOARD B2581 03 9513 01 anas 5 PANEL DO NOT SCALE THLE REAR PANEL FRAC ge 007 003 MATERIAL md BL k MRL 15Jul99 ue E d DRAWING NO CODE REV UH 25Jul97 ur cud ET 6900 109102 USED ON 06900 00 SCALE NONE SHEET 1 OF 1 AER tz MEDICAL SYSTEMS INC 18 08 WALLINGFORD CT U S A 06492 Hilig me E OX OVERALL WIRING DAP NOMAMETRIX E KA E 3 4 IN APPROX 7 P105 VS LOOP CABLE ONCE THRU FERRITE SEE DETAIL FOR CABLE PREPARATION PART OF ITEM 6 SEE NOTE 1 6 PL 3 8 IN EA COVER PINS WITH HEAT SHRINK AND SHRINK IN PLACE 5 3 j 4 REAR VIEW B B 2 PL 1 8 IN EA SOLDER ORN WIRE TO DRAIN WIRE COVER CONNECTION WITH HEAT SHRINK amp SHRINK IN PLACE ON BOTH ENDS SEE DETAIL C FOR DRAIN WIRE PREP D SEE DETAIL FOR DRAIN WIRE PREP Eee 1 8 STRIP amp TIN 1 5 PL 2 PL 1 2 IN EA COVER CUT EDGE OF CABLE TRIM SHIELD FLUSH WITH CABLE JACKET BOTH ENDS NO WIRE PREPARATION ON THIS END JACKET SHIELD AN
40. ation 6 Model 509 Service Manual CONNECTION CAUTION Federal U S A law restricts this device to sale by on the order of a licensed medical practitioner A Use with Novametrix Cat No 9598 10 only Rear Panel Illustration Power switch Connection to VueLink module Power jack Power switch ON turns module on O OFF turns module off Power jack Connect only to Novametrix power supply catalog number 9598 10 VUELINK connection Connects to the black end of the VueLink interface cable Attention symbol Consult manual for detailed information Rev 00 4 Electronic Theory of Operation The electronic theory of operation of the Model 509 Pulse Oximeter monitor is detailed in the subsections below See Schematics and Assembly Drawings on page 37 for accompanying information 4 7 2543 Main Board 4 1 1 Power Supplies and Voltage Reference Refer to schematic sheet 3 Power for the monitor enters at J101 when SW1 is closed switched ON the power is routed to the 2581 Power board through J102 Power then returns to the board as an analog V8 1 and a digital VDD supply Diode D1 protects against reverse bias fuse F1 protects against over current conditions The LEDSRC supply which supplies the sensor s LEDs is current regulated by IC2 and further filtered by L3 C8 and C9 It is supplied by the analog supply V8 1 from the 2581 board Th
41. clear input used for clearing the chip at power up The Q4 Q11 outputs of IC27 are divided down from the clock input and feed IC28 the data sampling controller The Q14 output of IC27 is used as an interrupt that is generated roughly every 5 milliseconds INT5MS The data sampling controller IC28 is a Programmable Electrically Erasable Logic device PEEL The PEEL uses the outputs from 27 and generates the front end timing signals These signals control the sensor LED drive and the photodiode s return path circuitry during normal operation and calibration The RESET and lines control when the outputs of IC28 are active both these lines must be low in order for 1228 to operate normally The RESET line controls IC28 during Model 509 Service Manual 11 4 Electronic Theory of Operation 4 1 12 12 Model 509 Service Manual 2543 Main Board power up while the SC1 line is under processor control and will toggle when a probe off patient alert exists and during the power up self test Signal Ground Signal Description INSIG This line will enable signals from the Input Signal photodiode or prevent signals from the photodiode from reaching the detection circuitry RDLED Controls the signals for the Red LED in the Red LED sensor IRLED Controls the signals for the Infrared LED in the Infrared LED sensor SIGND This is used to short out the inputs of the detection circuitry so that the system can compensate
42. d in the PULSE RATE display The numerical codes with the error detected are listed below Code Problem Code Problem 1 RAM Self Test Failed 21 250 ms overrun 3 ROM Self Test Failed 22 illegal int1 interrupt 10 Stack pointer error not at top of 23 illegal int2 interrupt stack 11 error not at base page 24 illegal prt1 interrupt 12 250 ms interrupt illegal task 25 illegal interrupt 13 Stack error stack overflow 26 illegal ascO interrupt 14 Display buffer overflow 27 ilegal nmi interrupt 15 Front end offset error 28 command 20 10 ms overrun 40 Unknown error Rev 00 1 0 Specifications Specifications for the Model 509 Pulse Oximetry Interface Module are listed for informational purposes only and are subject to change without notice 10 1 5 Saturation Range 0 100 Accuracy 1 standard deviation 80 100 2 0 79 unspecified Averaging Time fixed at 8 seconds Audio Pitch of pulse tone varies with SpO value and high alert limit setting Continuous numerical display of SpO value on the Hewlett Packard Patient Monitor Display 10 2 Pulse Rate Range 30 250 beats min Accuracy 1 standard deviation 1 of full scale Averaging Time 8 seconds fixed Continuous numerical display of pulse rate value on Hewlett Packard Patient Monitor Display 10 3 General Specifications 10 3
43. e VDD digital supply from the 2581 board is filtered by L2 which creates the VA supply The VA supply is created by IC3 which is a charge pump inverter The and VA supplies are needed by the bipolar analog circuits in the monitor Refer to schematic sheet 2 A positive reference voltage VREF2 5 is developed by IC8 which is a 42 5 volts DC reference derived from the VA supply A negative reference voltage is developed by IC23A pin1 by inverting the 42 5 volt supply schematic sheet 3 This negative reference is VREF at TP6 The analog to digital converters IC9 IC10 and IC11use the VREF2 5 the VREF 2 5V DC is used by the digital to analog converter 22 4 1 2 Sensor LED Drive Circuits See schematic sheet 2 When the RDLED signal goes low logic 0 Q3 turns off and the VLED signal is divided down by R23 and R25 at IC7A pin 3 FET Q2 is in turn driven on by IC7A pin 1 Current will flow from LEDSRC J200 pin 7 through the red LED in the sensor through Q2 then through R20 to ground When RDLED returns high logic 1 is biased on forcing IC7A pin3 to ground potential this results in O volts at the output of IC7A pin 1 FET Q2 is biased off and as a result the Red LED in the sensor is off The Infrared LED drive circuit operates in the same manner as the Red LED drive discussed above The IRLED signal activates Q4 which controls IC7B this in turn controls Q8 The source of Q8 will control the Infrared LED of t
44. ent falling edges of the Serial Clock CLKS input at pin 19 The SDATA output automatically goes to 3 state high impedance condition after completing a word transmission thus freeing the data line for other uses i e the other ADC channel The CLKS rate is significantly slower than the ADC sampling rate As a result the ADC rewrites its output buffer with new information at a faster rate than the data can be read from the buffer No conflict occurs however because while CS is low during the read cycle the ADC does not update its output buffer the current word is not overwritten After the processor receives the entire word it allows the convertor s CS to return high and the ADC resumes its sample convert overwrite buffer cycle Sensor Status The microprocessor monitors several sensor parameters in addition to the red and infrared data channels These parameters allow the software to determine when certain error conditions are present in order to display the proper error code Refer to schematic sheet 2 The 8 to 1 multiplexor 12 decodes the AOMUX A2MUX input address lines and connects one of eight status parameter inputs to the multiplexer output at IC12 pin 3 Resistor R47 and diode 013 prevent negative voltages from reaching the input of IC11 IC11is an 8 bit serial analog to digital convertor While thelC11 Chip Select ADC3CS input is high the CLK input and DOUT output are in 3 state mode When ADC3CS is brought lo
45. et the Beep to VOL3 can be set OFF or from VOL1 to VOL Connect the HP Adapter Cable to the Model 509 Model 509 Service Manual 15 5 Functional Tests 14 15 20 21 16 Model 509 Service Manual Procedure Press the HP Vuelink Module button Verify the Open Interface Saturation Information Page is displayed Press the MAIN SCREEN button on the HP Merlin System to display the full Merlin screen Connect the Finger Sensor to the Model 509 Place the Finger Sensor on your finger and verify a Saturation and Pulse values are displayed on the HP Merlin screen along with a Plethysmogram waveform Verify the HP Merlin displays a Plethysmogram waveform that is clean and free of any drop out Remove your finger from the Finger Sensor Verify SPO2 Probe Off PT message HP Merlin display alert tone and flashing alert icon on Model 509 Press the AUDIO key Model 509 to silence the alert for two minutes a beep will sound Verify the alert tone returns after two minutes Press and hold the AUDIO key for three seconds to permanently mute the alert one two beeps will sound Disconnect the Model 509 from the HP Merlin system Verify the Model 509 displays a Chk Com and the Alert LED is flashing The test is complete Power down the Model 509 by disconnecting the power supply from the AC outlet Disconnect the Model 509 from the HP Merlin system Rev 00 Rev 00 6 Accuracy Tests The
46. for offsets ASAMP Analog Sample This line is used to short out the capacitor used in the sample and hold circuitry to avoid having residual charge interfere with data sampling SYNC Synchronization signal not used in this system Synchronization IRSAMP Used for sampling the Infrared signal response Infrared Sampling from the photodiode RDSAMP Used for sampling the Red signal response from Red Sampling the photodiode System Output Ports Refer to page 1 on schematic There are two output latch chips IC15 and IC16 these control various lines for system control The first port IC16 enabled when PORT1WR is high controls the CSIO PEEL IC26 the analog multiplexor IC12 and selection of the A D converters The second port IC15 enabled by the PORT2WR line handles control line ADCSLP and the ALERT line The output ports are selected by the decoding performed by IC19 IC20 amp IC21 and the WR line The signals controlled by the ports are listed below with a brief description of their function Signal Description 1 Decode line for selecting ADCs SC1 Used for 20 bit ADC calibration CAL De activates the 20 bit ADCs prior to calibration AOMUX A1MUX Selects one of six sensor status channels that will be switched to the serial A D converter for conver sion NEXT Used in decoding selection of ADCs ADCSLP ADC sleep line ALERT Alert line Rev 00 2581
47. gital to Analog Converter Chip Select DISPC This line enables the displays to be written to Display Chip Select KEYLATCH This line enables the input latch that reads the keypanel DAC2CS This line enables the D A converter which controls the audio output level PORT1WR This line enables writing to IC16 which controls Port 41 Write the multiplexor lines SC1 and CAL lines for the 20 bit A D Converters and all data converter chip selects PORT2WR This line enables writing to IC15 which controls the Port 2 Write 20 bit A D converter sleep line ADCSLP and the ALERT line Processor Superviso Refer to page 1 on schematic A microprocessor supervisory integrated circuit IC29 monitors the power supply generates the Reset signals and switches the power supply to the SRAM over to battery on power down The WDOG line under control of the processor must be toggled before a specific time out occurs 1 6 seconds otherwise the RESET line is brought low resulting in the system resetting itself Therefore the processor toggles the WDOG line periodically to avoid the reset which ensures that the processor is working and not lost in a loop or task If the VDD supply drops below a certain level 4 65V the RESET line will also be brought low to reset the system Front End Timing Signals Refer to page 3 on schematic A 14 stage divider IC27 acts as a timing sequencer The ADCCLK input is the clock input the RESET line is the
48. he exchange material will be considered material and exchanged again after the customer equipment is repaired Novametrix promotes customer participation in warranty repairs should they become necessary A longer useful product life and quicker more cost effective maintenance and repair cycles both during and after the warranty period are benefits of a smooth transition into self maintenance The Technical Support Department can provide technical product support at a level appropriate to your protocol and budget requirements Please contact Technical Support for information on these additional programs and services Focus Series Technical Training Seminars Test Equipment and Test Kits Service Contract Parts Insurance Plans On Site Technical Support Demand Services including Flat rate parts exchange Flat rate return for repair Time and material Full warranty discounted replacement sensors Declaration of The authorized representative for Novametrix Equipment is Conformity D R M Green With European European Compliance Services Limited H 4 Oakdene House Union Directive Dd odd Watchfield Swindon Wilts SN 6 8TD United Kingdo C 0086 iV Model 509 Service Manual 00 Rev 00 1 Table of Contens Patient Sate tusa ayu mahu netten 1 Indications and Usage electro cante ce ect EL Le ru de Le 2 Front and Rear Panel Illustrat
49. he sensor Refer to schematic sheet 3 The VLED line voltage is derived from IC23B pin 7 which is controlled by the Digital to Analog Converter IC22 When the DACCS line is brought Low IC22 is enabled The data on lines DO D7 now control the output of IC22 which in turn control IC23Bs output on pin 7 VLED Rev 00 Model 509 Service Manual 7 4 Electronic Theory of Operation 2543 Main Board 4 1 3 Photodiode Return Path Refer to schematic sheet 2 Light from the sensor s red or infrared LED shines through the pulsating vascular bed the patient s finger toe etc placed between the LEDs and the photodiode Some of this light emerges from the tissue and impinges on the photodiode causing the photodiode to conduct current IC4B pins 5 7 are set up as a differential amplifier that converts this input current to a voltage at the amplifier output The sensors are wired such that photodiode current produces a positive voltage at pin 71 The voltage at IC4B pin 7 is presented to an analog switch IC5B pin 6 This switch is controlled at pin8 by INSIG Input Signal and will be closed IC5B pins 6 and 7 connected except if the monitor is in a probe off patient condition or is undergoing its self test at system power up The switch IC5C pins 9 11 controlled from SIGND Signal Ground will be open no connection between IC5C pins10 and 11 except as noted above for the switch at IC5B pins 6 8 As a result the pin 7 voltage passe
50. heck and verify the error condition clears and the Saturation and Pulse values return Atten Sat Switches Error Message After 10 seconds 3 100 None 3 0 SPO2 Low Signal SpO2 REPOS PROBE 3 100 Red Open 2 Probe Failed no change 3 100 IR Open 2 Probe Failed no change 3 100 Pwr Off SPO2 Insuf Light 5 2 REPOS PROBE 3 100 Not Connected SPO2 Probe Discon no change Verify the following Saturation values For each setting verify a Pulse Rate of 60 1 Verify an audio beep consistent with the Pulse beat Saturation Setting Attenuation Tolerance Range 100 3 98 100 92 3 90 94 82 3 80 84 72 3 70 74 62 3 60 64 72 7 68 76 82 7 78 86 92 7 88 96 100 7 98 100 Disconnect the TB500B from the Model 509 Model 509 Service Manual 21 7 Electronic Tests 36 37 Safety Testing Disconnect the Model 509 from the HP Merlin system Verify the Model 509 displays a Chk Com and the Alert LED is flashing The test is complete Power down the Model 509 by disconnecting the power supply from the AC outlet Disconnect the Model 509 from the HP Merlin system 7 3 Safety Testing 22 Model 509 Service Manual Connect the 6573 48 Shorted Saturation Test Jack to the Model 509 input Using the Hipot apply 2 5KV from the shorted hot neutral to earth ground on the power supply Wait approximately one minute Verify there is no arcing or leakage during the test period Using the Hipot apply 2 5KV from the
51. ight impinging on the photodiode If the DC shift is in excess of limits set in the software a Light Interference message appears on the monitor s display ADCLPWR Sensor LED Supply Voltage This channel at IC12 pin 12 monitors the sensor LED supply voltage through a voltage divider consisting of R2 and R3 sheet 3 on schematic If a fault occurs that causes the LED supply fuse F2 to blow or if the sensor wires are shorted this channel reports the condition and the monitor will indicate the appropriate error condition ADCIRLED Infrared LED Cathode Voltage A low pass filter divider consisting of R17 R18 and C24 provides a means to measure the cathode voltage of the sensor s Infrared LED When the channel at IC12 pin 5 is sampled the monitor can determine if the LED is open circuit zero volts at IC12 pin 5 or operational approximately 2 5 volts at IC12 pin 5 ADCRDLED Red LED Cathode Voltage A low pass filter divider consisting of R15 R16 and C23 provides a means to measure the cathode voltage of the sensor s Red LED When the channel at IC12 pin 4 is sampled the monitor can determine if the LED is open circuit zero volts at IC12 pin 4 or operational approximately 2 5 volts at IC12 pin 4 Processor and Memory Refer to page 1 on schematic The Model 509 is controlled by IC14 an 8 bit microprocessor running at 6 144 MHz Crystal Y1 12 288 MHz controls the operating frequency system address lines are labelled as 0 17
52. ions 2 5 Front Panel Illustration esesseeseeeeennnennneennm rennen nnne 5 Rear Panel Illustration scearon a enne nennen nen nnne nn 6 Electronic Theory of Operation nennen nnne nnne nnne 7 2543 Main Board 7 2581 Power Board Kama D EN A E 13 2542 Display Board Rec e 14 Functional TESIS ERES 15 Equipment Required 15 REEL 15 MEME 17 Equipment Required 17 PIOGGQUIe IR La etie 17 Electronic TESIS 7 E RUEDA IURI 19 Equipment 19 E 20 SIVE 22 Maintenance ed de aeu NAG AS A 23 Maintenance Schedules n nennen 23 Cleaning and Sterilization 23 Assembly Exchanges I U nnne nnne u uu 25 Battery Replacement 2 0 444544 26 Software Update Instructions 000 nnns 27 Troubleshooting ennemi nennen nennen nene nennen nenne 29 Status Messages eed eit 29 Specifications ME NANA NA 31 SpO2 Oxygen Saturation
53. lert led flashes and the high and low alert limits are shown 6 Press the Set key Verify the high alert limit has an arrow beside it 7 Using the Up Arrow and Down Arrow key s change the high alert limit Set the high alert limit back to 100 Press the Set key again Verify the low alert limit has an arrow beside it Model 509 Service Manual 17 6 Accuracy Tests 10 15 16 17 18 19 20 21 22 23 18 Model 509 Service Manual Procedure Using the Up Arrow and Down Arrow key s change the low alert limit Set the low alert limit back to 85 Press the Set key again Set the Volume to VOLA Press the Set key again 12 13 14 Press the Up Arrow key to set the Beep to VOL3 Connect the HP Adapter Cable to the Model 509 Connect the TB500B to the Model 509 Set the Signal Attenuation to 3 and the Saturation to 100 Apply power to the Model 509 by switching the power switch from to Press the HP Vuelink Module button Verify the Open Interface Saturation Information Page is displayed Press the MAIN SCREEN button on the HP Merlin System to display the full Merlin screen Press and hold the Audio Off key until a double beep is heard Set the TB500B Attenuation to 3 Verify the following Saturation values For each setting a Pulse Rate of 60 1 Verify an audio beep consistent with the Pulse beat Saturation Setting Attenuation Tolerance Range 100 3 98 1
54. monitor Model 509 Service Manual 13 4 Electronic Theory of Operation 2542 Display Board 43 2542Display Board 14 Model 509 Service Manual The display board contains two three digit LED displays and the keypanel latch The front keypanel connects to J203 and the main board connects through J202 Two LEDS one for power indication and the other for the alert icon are also located on the display board Address line A2 controls which of the two displays is currently selected while address lines and A1 determine which digit of the selected display is being written to by the processor s data lines 00 07 The WR and DISPCS lines also control the selection of the displays IC2 and IC3 The combination of RP1 pins 1and 6 R3 Q1 inverts the A2 signal for IC3 this enables 2 to either select IC2 or IC3 by changing states this is in accordance with the WR DISPCS and RESET lines The ALERT line draws current through LED D1 when low this illuminates the display s alert icon red When power is applied to the monitor LED D2 illuminates green The membrane keypanel is decoded by IC1 The KEYLATCH line enables IC1 b polling it to check if any of the four front panel keys has been depressed The appropriate output from IC1 is read by data lines DO D3 remaining lines are not necessary and are tied to ground Rev 00 Rev 00 5 Functional Tests The Functional Test described below verifies overall functional integrity of the
55. monitor and sensors If the monitor or sensors do not pass these tests remove from use and contact the Novametrix Service Department for repair replacement assistance 5 1 Equipment Required a HP Merlin System 6904 00 HP Vuelink Module Programmed for Novametrix Model 509 6905 00 HP Adapter Cable 8776 00 Novametrix Finger Sensor 9598 10 Power Supply 5 2 Procedure a N Connect the HP Merlin System to AC power and press the power on button Plug the HP Vuelink Module into one of the HP Merlin System bays Plug the HP Adapter Cable into the HP Vuelink Module Apply power to the Model 509 by switching the power switch from to Verify a proper power up sequence The alert limit displays NMTX and 509 followed by the software revision The alert led flashes and the high and low alert limits are shown 6 Press the Set key Verify the high alert limit has an arrow beside it 7 Using the Up Arrow and Down Arrow key s change the high alert limit Set the high alert limit to 100 8 Press the Set key again Verify the low alert limit has an arrow beside it 9 Using the Up Arrow and Down Arrow key s change the low alert limit Set the low alert 10 13 limit to 85 Press the Set key again Verify ALRM appears in the upper display Setthe Volume to can be set from VOL1 to VOL7 Press the Set key again Verify BEEP appears in the upper display 12 Press the Up Arrow key to s
56. n state prior to performing the next step If steps are omitted o performed out of order be sure the monitor is set to the correct state before continuing 7 1 Equipment Required a mv Rev 00 HP Merlin System 6904 00 HP Vuelink Module Programmed for Novametrix Model 509 6905 00 HP Adapter Cable 9598 10 Power Supply 5530 00 TB500B Saturation Sensor Simulator This is the same device used by the factory technicians to calibrate the monitor prior to shipping The TB500B is an updated version of the TB500A Test Box The TB500A used in conjunction with adapter cable Catalog No 5453 00 may be substituted for the TB500B in most parts of this test 5942 00 Saturation Test Jack 6573 48 Shorted Saturation Test Jack safety checks 8776 00 Novametrix Finger Sensor Hipot Tester DMM Calibrated Model 509 Service Manual 19 7 Electronic Tests Procedure 7 2 Procedure o Connect the HP Merlin System to AC power and press the power on button Plug the HP Vuelink Module into one of the HP Merlin System bays Plug the HP Adapter Cable into the HP Vuelink Module Apply power to the Model 509 by switching the power switch from to Verify a proper power up sequence The alert limit displays NMTX and 509 followed by the software revision The alert led flashes and the high and low alert limits are shown Measuring the following voltages Location Signal Name Voltage
57. nterface cable Cat No 6905 00 to modules only Rev 00 Model 509 Service Manual 1 2 Patient Safety Indications and Usage 2 1 Indications and Usage The Model 509 Pulse Oximetry Interface Module is intended to be used in conjunction with Hewlett Packard VueLink Gas Analyzer modules Cat M1032A with option A03 and supported patient monitoring systems The Model 509 is intended to be used for monitoring oxygen saturation and pulse rate in all critical monitoring environments in all patient areas including adult pediatric and neonatal NOTE Components of this product and its associated accessories which may have patient contact are free of latex WARNING Indicates a potentially harmful condition that can lead to personal injury 2 Model 509 Service Manual Explosion Hazard Do NOT use the Model 509 in the presence of flammable anesthetics Use of this instrument in such an environment may present an explosion hazard Electrical Shock Hazard Always turn the Model 509 off and disconnect it from any equipment before cleaning it Do NOT use a damaged sensor or one with exposed electrical contacts Refer servicing to qualified service personnel Do not operate the Model 509 when it is wet due to spills or condensation Do not operate the Model 509 if it appears to have been dropped or damaged Failure of Operation If the monitor fails to respond as described do not use it until the situation has
58. ry before use Ensure the Finger Sensor is clean and dry before reuse Do not immerse the Finger Sensor Do not attempt to sterilize the Finger Sensor After cleaning the finger sensor verify that the sensor is physically intact with no broken or frayed wires or damaged parts Make certain that the connectors are clean and dry with no signs of contamination or corrosion Do not use a broken or damaged sensor or one with wet contaminated or corroded connectors Perform a Quick Check to verify the integrity of the sensor 8 2 3 Y Sensor The Y Sensor may be immersed up to but not including the connector in a 296 glutaraldehyde solution or 10 bleach solution Refer to the manufacturer s instructions and standard hospital protocols to determine recommended times for disinfection and sterilization 1 At the customer s request Novametrix will provide repair and calibration services under terms of a Service Contract Con tact the Novametrix Service Department for contract details Rev 00 Model 509 Service Manual 23 8 Maintenance Cleaning and Sterilization Rinse thoroughly with water and dry before use do not rinse connector Do not attempt to sterilize the Y Sensor except as stated above Do not immerse connector on the Y Sensor After cleaning or sterilizing the Y Sensor verify that the sensor is physically intact with no broken or frayed wires or damaged parts Make certain that the connectors are clean and dry wi
59. th no signs of contamination or corrosion Do not use a broken or damaged sensor or one with wet contaminated or corroded connectors Perform a Quick Check to verify the integrity of the sensor 8 2 4 Y Strip Tapes Treat Y Strip Tapes in accordance with hospital protocol for single patient use 8 2 5 Single Patient Use Sensors Treat Single Patient Use sensors in accordance with hospital protocol for single patient use 8 2 6 Ear Clip Clean the ear clip with a cloth dampened with 7096 isopropyl alcohol After cleaning wipe the ear clip down thoroughly with a clean water dampened cloth to rinse Do not immerse the ear clip 24 Model 509 Service Manual Rev 00 Assembly Exchanges Maintenance 8 8 3 Assembly Exchanges The disassembly instructions below are intended as a guide to enable assembly exchanges if necessary There are no user serviceable parts inside Disassembly should be performed by qualified service personnel only CAUTION The Model 509 contains static sensitive devices Be sure to follow proper grounding procedures when handling the internal components to avoid damage from static discharge 1 Disconnect any sensor and external supply from the Model 509 Remove the two 2 cover screws and set aside FOR REPAIR SERVICE Call Conn Factory Toll Free 800 243 3444 In Conn Coll Collect 203 265 7701 cover screws 2 Turn unit over to rest on the Velcro side C
60. ts 6900 00 Pulse Oximetry Interface LINE PARTNO REV QPA DESCRIPTION 001 1217 32 03 1 REPAIR LABEL 002 6070 32 03 1 LABEL SERIAL NUMBER 003 6900 01 03 1 MAIN ASSY MODEL 509 005 6900 09 03 0 OVERALL WIRING DIAGRAM 011 9598 10 06 1 120V AC ADAPTOR 013 6926 32 03 1 LABEL QUICK START GUIDE 015 140055 03 1 VELCRO 1 W WHITE 016 140056 03 1 VELCRO LOOP 1 W WHITE 017 9026 32 03 1 LABEL MANUFACTURED IN US 6900 01 Main Assy Model 509 LINE PARTNO REV QPA DESCRIPTION 001 2542 01 01 1 DISPLAY BOARDASSY FRONT 002 2543 01 01 1 MAIN BOARD ASSY MODEL 509 003 6711 27 01 1 MEMBRANE KEYPANEL 004 6884 32 01 1 FACEPLATE REAR PANEL 005 6921 01 01 1 CABLEASSY SPO2 INPUT 006 6933 32 01 1 LABEL BATTERY REPLACEMEN 007 6955 01 01 1 BOTTOM COVER WITH 4 SCREWS 008 6959 10 01 1 TUBE AUDIO MODEL 509 009 2581 01 02 1 POWER BOARD ASSY 010 9513 01 02 1 CABLEASSY POWER 509 012 6955 11 01 1 TOP COVER MODIFICATION 013 284003 01 0 SCREW NO 4 x 1 4L 014 285039 01 0 WASHER STAR 594 ID 015 600071 01 1 RIBBON CABLE ASSY 20 COND 2542 01 Display Board Assy Front QPA DESCRIPTION CONNECTOR 20 PIN HEADER PART NO REV 212542 00 485510 00 VN10LM VMOS Rev 00 Model 509 Service Manual 33 11 Parts Lists 2543 01 Main Board Assy
61. unless the chip is properly installed 5 Reconnect the ribbon cable to J201 then reassemble the monitor Rev 00 Model 509 Service Manual 27 8 Maintenance Software Update Instructions This page intentionally blank 28 Model 509 Service Manual Rev 00 9 1 9 1 1 Troubleshooting Conditions may occur that require certain status messages to be displayed These status messages that will appear on the Hewlett Packard Patient monitor s display are listed below All these messages relate to operation of the Model 509 Pulse Oximetry Interface Module and its sensors Status Messages Status Message SpO PROBE OFF SpO REPOS PROBE SpO NOISY SIGNAL SpO PROBE DISCON SpO PROBE FAILED INSUF LIGHT SpO LIGHT INT LOW SIGNAL MUTE 2 MIN Condition correction Sensor disconnected from patient improperly applied or placed on an area too translucent for proper sensor operation Reposition sensor 1 Reposition probe Monitor not receiving valid signals from sensor May be caused by excessive motion cardiac arrhythmia or other situations leading to poor signal Check patient status reposition sensor 2 Sensor is placed on too thick of a site Reposition the sensor on a thinner less opaque section of tissue 1 Sensor is disconnected from the monitor 2 Sensor is faulty Remove sensor from use and contact qualified service personnel Sensor faulty Remove sensor from use and cont
62. vametrix Medical Systems Inc NOTE ORIENTATION WHEN INSTALLING C2 amp 105 MOUNT R3 BETWEEN 1 1 AND 1 6 RESISTOR NOT TOUCH PINS V S f ut apoy 03708 3NVd INOYI XXCOCHSTC J203 2 254202 ICS REF DES 2542 02 FAB DISPLAY BOARD FRONT PANEL MODEL 509 2542 03 SCHEMATIC DISPLAY BOARD FRONT PANEL 509 154016 CAPACITOR luF 50V 10 1 SP X7R C1 C3 211635 CONNECTOR 6 PIN RECEPTACLE ZIF J203 211921 CONNECTOR 9 PIN RECEPTACLE 1 SP STR FOR 1C2 IC3 212542 CONNECTOR 20 PIN HEADER STR 05 SP J202 PN DESCRIPTION 280233 470030 RESISTOR 330 OHM 1 4W 10 R2 470034 RESISTOR 680 OHM 1 4W 10 R1 472205 RESISTOR 1 21k OHM 1 4W 1 R3 474107 RESISTOR PACK 1k OHM 2 4 RES 8 PIN RP2 474113 RESISTOR PACK 10k OHM 5 5 RES 6 PIN SPACER LED FOR TWO LEADS 2 DIA BLACK FOR 01 D2 Mil 482518 LED GREEN PC MOUNT 02 482596 LED RED PC MOUNT D1 482606 DISPLAY DOT MATRIX 4 CHARACTER GREEN 2 IC3 485510 TRANSISTOR FET 486680 IC OCTAL D TYPE LATCH 3 ST TO wwessonitewse RESTE assy L TOLERANCES FRONT PAL NOVAMETRIX gt MODEL 509 MEDICAL SYSTEMS INC
63. w under processor control the most significant bit D7 of the previous data conversion becomes available at the DOUT pin The remaining bits D6 DO are shifted out on subsequent falling edges of the CLK input On the clock pulse following the one that shifts out the least significant bit DO the CLK and DOUT lines are returned to 3 state and IC11 performs a new conversion based on the input it receives from the IC12 channel selected by the AOMUX A2MUX input address lines Model 509 Service Manual 9 4 Electronic Theory of Operation 2543 Main Board 4 1 7 10 Model 509 Service Manual The IC11 sample convert store result cycle is based on internal chip timing and not the CLKS input which along with ADCSCS only controls serial data output Thus the CS line is free to return high once the IC11 cycle begins Sensor Status Parameters The sensor status parameters input to the multiplexor IC12 are described below ADCVRD This signal is not used as of this writing ADCVIR This signal is not used as of this writing ADCFEDC Photodiode DC Level Resistors R11 R12 and capacitor C14 form a voltage divider and low pass filter that provide a measure of the mean DC level at the output of the photodiode amplifier ICAB pin 7 This signal IC12 pin 15 is used in determining ambient light interference If this line is examined while the sensor s red and infrared LEDs are turned off then any DC level at IC4B pin 7 must be the result of ambient l

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