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Disassembly Guide

N-65 Service Manual

Install the batteries and battery cover. See Figure 21.

Figure 21: Battery Installation

Perform the performance verification tests before placing the monitor into
service. See

Pulse Oximetry Functional Tests

on page 28.

Battery Compartment Door Replacement

To replace the battery compartment door:

Press the battery door latch (Figure 22, item 1) and lift the batter door from
the monitor rear case.

Figure 22: Battery Compartment Door Latch

Insert the new battery compartment door in the case and close until the battery
door latch snaps in place.

Содержание OxiMax N-65

Страница 1: ...N 65 ...

Страница 2: ...or s Technical Services Department or your local representative Purchase of this instrument confers no express or implied license under any Nellcor Puritan Bennett patent to use the instrument with any sensor that is not manufactured or licensed by Nellcor Puritan Bennett Covered by one or more of the following U S Patents and foreign equivalents 4 802 486 4 869 254 4 928 692 4 934 372 4 960 126 5...

Страница 3: ...elated Documents 14 Routine Maintenance 15 Cleaning 15 Periodic Safety Checks 15 Functional Checks 15 Battery Installation 16 Performance Verification 17 Introduction 17 Equipment Needed 17 Performance Tests 17 Power On Self Test 17 Discussion 17 Procedure 18 Operational Setup 22 Setting the Time and Date 22 Discussion 22 Procedure 22 General Operation 26 Operation with a Live Subject 26 Pulse Oxi...

Страница 4: ...Assembly Replacement 54 Rear Case Assembly Replacement 57 Battery Compartment Door Replacement 59 Spare Parts 61 Introduction 61 Obtaining Replacement Parts 61 Parts List and Accessories 61 Packing for Shipment 65 Introduction 65 Returning the Monitor 65 Repacking in Original Carton 65 Packing in a Different Carton 67 Specifications 69 Performance 69 Electrical 73 Environmental Conditions 74 Physi...

Страница 5: ...4 SpO2 Printed Circuit Board 85 Patient Interface 85 Power Supply 85 Power Monitoring 85 User Interface Printed Circuit Board 85 Keypad 86 Backlight 86 CPU and Flash 86 Real Time Clock 86 Audio 86 LCD 87 IrDA 87 Power Supply 87 Power Supply Monitoring 87 Index 109 ...

Страница 6: ...iv OXIMAX N 65 Service Manual Contents ...

Страница 7: ...of flammable anesthetics mixed with air oxygen or nitrous oxide WARNING Do not spray pour or spill any liquid on the OXIMAX N 65 its accessories connectors switches or openings in the enclosure as this may damage the monitor WARNING Chemicals from a broken LCD display panel are toxic when ingested Use caution when the OXIMAX N 65 has a broken display panel WARNING The use of accessories sensors an...

Страница 8: ...ecessary for the safe and effective use of the OXIMAX N 65 Caution Observe ESD electrostatic discharge precautions when working within the unit Caution Observe ESD electrostatic discharge precautions when disassembling and reassembling the OXIMAX N 65 and when handling any of the components of the monitor Caution When reassembling the OXIMAX N 65 tighten the screws that hold the cases together to ...

Страница 9: ...mation for service personnel who will service the Nellcor model OXIMAX N 65 handheld pulse oximeter herein referred to as the monitor Only qualified service personnel should service this product Read the operator s manual carefully and thoroughly understand the operation of the monitor ...

Страница 10: ... patients in hospital hospital type facilities transport and mobile environments as well as in the homecare environment Front Panel Description This section identifies the symbols controls displays and indicators on the OXIMAX N 65 Refer to the OXIMAX N 65 Operator s Manual for a complete description of all buttons symbols controls displays and indicators 1 SpO2 area of display 2 Measured SpO2 3 P...

Страница 11: ... Amplitude indicator Blip bar 8 Time Colon time date field separator 9 Adjust Time mode indicator 10 Adjust Volume mode indicator 11 Set Limit mode indicator 12 BPM Upper Alarm Limit indicator 13 BPM Limit Changed indicator 14 Sensor Off Patient indicator 15 Sensor Disconnected indicator 16 SpO2 Limit Changed indicator ...

Страница 12: ...icator 18 Data In Sensor indicator 19 Alarm Volume Adjust indicator 20 Pulse Beep Tone Volume Adjust indicator 21 BPM Lower Alarm Limit indicator 22 Print indicator 23 Interference indicator 24 Pulse Search indicator 25 Data indicator 26 Alarm Silenced indicator ...

Страница 13: ...Introduction OXIMAX N 65 Service Manual 7 27 Power button 28 Up Arrow button 29 Backlight button 30 Menu button 31 Data Record Print button 32 Down Arrow button 33 Alarm Silence button ...

Страница 14: ...nitor Displays the measured percent of oxygen saturation Displays the measured pulse beats per minute Rear Panel Symbols The following symbols are located on the rear panel of the monitor See Instructions for Use Type BF Applied Part Not defibrillator proof Resistant to liquid ingress Prescription only 1 Label 2 Battery Cover ...

Страница 15: ...union approval Canadian USA certification mark electrical safety Russian regulatory approval Serial number Label Symbols These symbols display on the monitor s labels Keep away from heat Temperature limitation Protect from moisture Fragile Keep upright Humidity limitation ...

Страница 16: ...itor parameters and limits using the menu structure See Set Menu Parameters on page 11 to set the following parameters high and low SpO2 limits high and low BPM limits alarm volume pulse beep volume data printing See Set Time Date Parameters on page 12 to set the following parameters Hour Minute Day Month Year ...

Страница 17: ...meter limit Press the Menu button to return to the default monitoring display Table 1 Menu Structure of Presses Parameter Press Function 1 SpO2 Low Limit Adjust limit 2 SpO2 High Limit Adjust limit 3 BPM Low Limit Adjust limit 4 BPM High Limit Adjust limit 5 Pulse Beep Volume Adjust volume Indications on blip bar 6 Alarm Volume Adjust volume Indications on blip bar 7 Print Data Print summary and o...

Страница 18: ...time date settings Press the Menu button to return to the POST display When the month entry is made the monitor checks the day selection to see if it is valid If the day selection is not valid for the month selected the menu display returns to the day selection display When the year entry is made the monitor checks the day and month selections to see if they are valid If the day or month selection...

Страница 19: ... Manual 13 Table 2 Time Set Menu of Presses Parameter Press Function The Menu button must be pressed during the POST 1 Hour Adjust 1 to 23 2 Minute Adjust 1 to 59 3 Day Adjust 1 to 31 4 Month Adjust 1 to 12 5 Year Adjust 2003 to 2099 ...

Страница 20: ...erator s Manual To understand the various Nellcor approved OXIMAX sensors that work with the monitor refer to the individual OXIMAX sensor s Directions For Use The latest version of the operator s manual and the service manual are posted on the Internet at http www mallinckrodt com respiratory resp Serv_Supp ProductManuals html Spare Parts and Accessories are posted on the Internet at http www mal...

Страница 21: ...osed with the OXIMAX sensor Each sensor model has cleaning instructions specific to that sensor Periodic Safety Checks The OXIMAX N 65 does not require calibration A qualified service technician should perform the following safety checks every 24 months To perform periodic safety checks 1 Inspect the equipment for mechanical and functional damage 2 Inspect safety labels for legibility If the label...

Страница 22: ... off 2 Pull the battery compartment latch downward toward the bottom of the monitor and remove the battery access door See Figure 1 3 Install four AA size batteries orientated as shown in Figure 1 4 Replace the battery access door Figure 1 Installing Batteries WARNING Explosion hazard Do not use the OXIMAX N 65 in the presence of flammable anesthetics mixed with air oxygen or nitrous oxide 1 Batte...

Страница 23: ...use Proper working conditions are verified each time the monitor is turned on as described in the following procedure The POST verification procedure takes approximately 10 seconds to complete Caution If any indicator or display element does not light when the monitor is turned on do not use it Instead contact qualified service personnel your local Nellcor representative or Nellcor s Technical Ser...

Страница 24: ...ay elements off for one second The software version number displays for three seconds as a three digit number in the right number field with leading zeros if the version number is less than 100 and two dashes in the left number field The current time of day is shown in 24 hour format Successful completion of POST is announced by a POST pass tone A failed POST is announced by a high priority alarm ...

Страница 25: ...ys The software version is identified by two dashes in the SpO2 area of the display Note The software version 001 is an example Check the monitor for the software version installed Write down the software version number and have it available prior to requests for technical assistance 4 The current time displays in a 24 hour format ...

Страница 26: ...n error code Er and the error number display See Troubleshooting on page 39 6 Upon successful completion of POST the monitor sounds a one second tone to indicate it has passed the test WARNING If you do not hear the POST pass tone do not use the monitor WARNING Ensure that the speaker is clear of any obstructions and that the speaker holes are not covered Failure to do so could result in an inaudi...

Страница 27: ...n that the speaker is performing properly If the speaker does not function the alarm warning sounds cannot be heard 7 Press the Alarm Silence button The Alarm Silenced indicator displays 8 Press the Alarm Silence button The Alarm Silenced indicator does not display 9 Press the Backlight button The backlight turns on 10 Press the Backlight button The backlight turns off ...

Страница 28: ...alarm events are recorded to the memory chip in the sensor The accuracy of the date time used for patient alarm events depends on the date time set in the monitor Note When the monitor times out in 30 seconds the parameter is set and the monitor display returns to the normal operation Normal operation means the monitor is turned on a sensor is connected to the monitor the sensor is applied to the ...

Страница 29: ...ndow appears with the hours indication 13 flashing 4 Press the Up Arrow button or the Down Arrow button until the desired hours appear 5 Press the Menu button to set the hours and show the minutes set display The minutes indication 45 flashes 6 Press the Up Arrow button or the Down Arrow button until the desired minutes appear ...

Страница 30: ...ay set display The day indication 29 flashes 8 Press the Up Arrow button or the Down Arrow button until the desired day appears 9 Press the Menu button to set the day and show the month set display The month indication 7 flashes 10 Press the Up Arrow button or the Down Arrow button until the desired month appears ...

Страница 31: ... Press the Menu button to set the month and show the year set display The year indication 2004 flashes 12 Press the Up Arrow button or the Down Arrow button until the desired year appears 13 Press the Menu button to set the year and return to normal operation ...

Страница 32: ... sensor to a live subject for a qualitative test 1 Connect a Nellcor OXIMAX MAX A oxygen OXIMAX sensor to the monitor 2 Clip the MAX A to the subject as recommended in the OXIMAX sensor s Directions For Use 3 Press the Power button to turn the monitor on and verify that it is operating The monitor should stabilize on the subject s physiological signal in approximately 30 seconds 4 Verify that the ...

Страница 33: ...Performance Verification OXIMAX N 65 Service Manual 27 The monitor records snap shot data 6 Turn off the monitor ...

Страница 34: ...del SRC MAX to verify the performance of the monitor See Figure 2 Figure 2 SRC MAX OXIMAX Oximetry Tester 1 OXIMAX N 65 Cable Connector 6 Modulation Select Button 2 RED LED Drive Indicator 7 SpO2 Select Button 3 Not Used For OXIMAX N 65 8 Light Level Selection Button 4 Not Used For OXIMAX N 65 9 Pulse Rate Selection Button 5 Battery Low Indicator 10 INFRARED LED Drive Indicator ...

Страница 35: ...oximeters and OEM OXIMAX technology based monitors The Pulse Oximetry Functional tests should be completed in the order shown Test Setup Note The technician must complete Test Setup before performing tests 1 through 4 as follows Test 1 BPM Test 2 SpO2 Test 3 Modulation Test 4 Light See Table 3 Pulse Oximetry Functional Tests on page 30 for a brief description of each test ...

Страница 36: ...pm See Test 1 BPM on page 32 Test 2 SpO2 This procedure simulates an OXIMAX sensor attached to a patient indicating 75 percent blood oxygen saturation and 90 percent blood oxygen saturation The test sets up Test 2 for 75 percent blood oxygen saturation See Test 2 SpO2 on page 33 Test 3 Modulation This procedure simulates an OXIMAX sensor attached to a patient indicating low and high pulse strength...

Страница 37: ...resents the monitoring screen connect the SRC MAX tester to the monitor sensor port as shown Note Use a DEC 4 extension cable between the SRC MAX and the monitor The SRC MAX panel lights and in a few seconds the monitor tracks the simulator After the monitor completes POST the monitor is in SpO2 alarm displays an SpO2 of 75 pass criteria is 73 to 77 SpO2 inclusive displays a pulse rate of 60 pass ...

Страница 38: ... perform Test 1 BPM 1 Press the SRC MAX Pulse Rate selection button The SRC MAX Pulse Rate 200 LED lights The monitor bpm increases to 200 and stabilize at 200 bpm The test pass criteria is 197 to 203 bpm inclusive The monitor displays 75 SpO2 displays 200 bpm pass criteria is 197 to 203 bpm inclusive alarms Pulse Amplitude indicator displays low level modulation ...

Страница 39: ...bpm test pass criteria is 57 to 63 bpm inclusive alarms Pulse Amplitude indicator displays low level modulation Test 2 SpO2 To perform Test 2 SpO2 1 Press the SRC MAX SpO2 select button The SRC MAX SpO2 90 LED lights The monitor displays three dashes until the SRC MAX stabilizes at 90 SpO2 The test pass criteria is 88 to 92 SpO2 inclusive The monitor displays 90 SpO2 pass criteria is 88 to 92 SpO2...

Страница 40: ...displays 60 bpm alarms Pulse Amplitude indicator displays low level modulation Test 3 Modulation Level To perform Test 3 Modulation Level 1 Press the SRC MAX Modulation selection button The SRC MAX Modulation LED lights The monitor pulse blip bar initially increases in amplitude and then stabilizes at the higher level The monitor displays 75 SpO2 test pass criteria is 73 to 77 SpO2 inclusive displ...

Страница 41: ...odulation 4 Press the SRC MAX Modulation selection button The SRC MAX Modulation LED lights The monitor pulse blip bar decreases in amplitude The monitor displays 75 SpO2 displays 60 bpm alarms Pulse Amplitude indicator displays low level modulation 5 Perform Test 1 BPM on page 32 The pulse amplitude indicator should indicate low level modulation 6 Perform Test 2 SpO2 on page 33 The pulse amplitud...

Страница 42: ... in amplitude and then reduces and stabilizes at 3 5 bars The monitor displays 75 SpO2 test pass criteria is 73 to 77 SpO2 inclusive displays 60 bpm test pass criteria is 57 to 63 bpm inclusive alarms pulse amplitude indicator displays low level modulation 2 Perform Test 1 BPM on page 32 The pulse amplitude should indicate low level modulation 3 Perform Test 2 SpO2 on page 33 The pulse amplitude s...

Страница 43: ... displays low level modulation 5 Perform Test 1 BPM on page 32 The pulse amplitude indicator should indicate low level modulation 6 Perform Test 2 SpO2 on page 33 The pulse amplitude indicator should indicate low level modulation 7 Disconnect all equipment and turn off the monitor Safety Tests The monitor safety tests meet the standards of and are performed in accordance with EN 60601 1 1990 A1 an...

Страница 44: ...Performance Verification 38 OXIMAX N 65 Service Manual ...

Страница 45: ...pen the monitor housing remove and replace components or make adjustments If your medical facility does not have qualified service personnel contact Nellcor s Technical Services or your local Nellcor representative Troubleshooting Guide Note Follow the recommended actions discussed in this section to correct the majority of problems you may encounter However problems not covered here can be resolv...

Страница 46: ... missing install new batteries Refer to the OXIMAX N 65 Operator s Manual The batteries are installed incorrectly Open the battery compartment If the batteries are not installed correctly remove and reinstall them Make sure the batteries are not installed backwards Refer to the OXIMAX N 65 Operator s Manual The batteries are at or near a voltage too low for the monitor to operate Install new batte...

Страница 47: ...fix the problem return the monitor to Nellcor One or more display segments does not work A User Interface PCB component has failed Inspect the User Interface PCB for cracking burning or damage If damage is found replace the User Interface PCB See SpO2 PCB or User Interface PCB Replacement on page 50 The User Interface PCB is defective If damage is found replace the User Interface PCB See SpO2 PCB ...

Страница 48: ...t LEDs on the User Interface PCB have failed Replace the User Interface PCB See SpO2 PCB or User Interface PCB Replacement on page 50 The monitor shuts off when you press the Backlight button The batteries are at or near a voltage too low for the monitor to operate Install new batteries See the OXIMAX N 65 Operator s Manual The printer does not print The IrDA between the printer and the monitor is...

Страница 49: ...e batteries 2 Replace SpO2 board SpO2 front end reports incorrect system voltage 12 X Replace SpO2 board SpO2 front end reports other hardware problem 14 X Replace SpO2 board SpO2 front end reports communication channel overflow 16 X Replace SpO2 board SpO2 front end reports watchdog time out 17 X Check replace sensor extension cable SpO2 front end reports that sensor appears defective 18 X Replac...

Страница 50: ...back end reports unexpected value 270 X Replace SpO2 board SpO2 back end reports time out 271 X Replace SpO2 board SpO2 back end reports not ready not initialized 272 X Replace SpO2 board SpO2 back end reports double fault 273 1 2 3 1 Restart the monitor 2 Set the time and date 3 Replace UI board SpO2 back end reports date out of range error 274 X Return monitor for reprogramming SpO2 back end rep...

Страница 51: ... board 2 Replace UI board Fatal error for SpO2 communication 527 1 2 1 Replace SpO2 board 2 Replace UI board Communication failure with SpO2 board 528 1 2 1 Replace UI board 2 Return monitor for repair Fatal error creating parser 529 1 2 1 Replace UI board 2 Return monitor for repair Fatal error creating parser 530 1 2 1 Replace SpO2 board 2 Replace UI board Unrecoverable error with SpO2 communica...

Страница 52: ...rn monitor for repair RAM corruption detected during background check 543 X Set time and date Invalid time Cannot snapshot 544 X Replace UI board Invalid register value 545 X Replace SpO2 board SpO2 board in unexpected state 546 X Replace UI board IrDA failure 997 X Replace UI board RAM error 998 X Replace UI board Spurious Interrupt 999 X Replace UI board Watchdog protection activated Table 5 Err...

Страница 53: ...y components of it Tools Required The tools required to disassemble and reassemble the monitor are Number one medium Phillips screwdriver Torque driver four inch pounds 10 cm kg Replacement Level Supported The replacement level supported for the monitor is at the printed circuit board PCB and major subassembly level When a PCB problem is identified follow the procedures in Disassembly Guide on pag...

Страница 54: ...ff 2 Remove the battery cover 3 Pull the battery cover latch downward toward the bottom of the monitor case and lift the battery cover See Figure 4 item 1 4 Remove the batteries Figure 4 Removing Batteries Separating the Front and Back Cases To separate the monitor front and back cases 1 Do the procedure in paragraph Prior to Disassembly on page 48 1 Batteries 2 Battery cover 3 Battery cover latch...

Страница 55: ...Caution A flex cable runs between the monitor front and rear case assemblies Use care when separating the cases Do not apply stress to the flex cable 3 Separate the monitor front and rear case assemblies See Figure 6 Figure 6 Cases Separated Caution Failure to unlock connector J4 on the SpO2 PCB before removing the front case flex circuit could damage the flex circuit 1 Connector J4 ...

Страница 56: ...the procedure in Prior to Disassembly on page 48 2 Complete the procedure in Separating the Front and Back Cases on page 48 Caution The battery connectors spring assemblies at the bottom of the SpO2 PCB are held in slots in the battery compartment Observe how the connectors are engaged in the slots when you remove the SpO2 PCB and User Interface PCB Ensure that the battery connectors are inserted ...

Страница 57: ...ds To separate the User Interface PCB from the SpO2 PCB grasp the User Interface PCB in one hand and the SpO2 PCB in the other Rotate the ends of the two PCBs as shown in Figure 9 until the two PCBs separate at the connection points Gently work the boards apart 4 Separate the User Interface PCB from the SpO2 PCB See the Caution above and Figure 9 as follows Figure 9 Separating the User Interface P...

Страница 58: ...gned gently press the PCBs together See Figure 10 Figure 10 Connecting PCBs 7 Install the User Interface PCB and SpO2 PCB into the monitor case Ensure that the battery springs are aligned properly in their slots See Figure 11 Figure 11 Battery Spring Alignment 1 Left Connection J8 on SpO2 J4 on User Interface 2 User Interface PCB 3 Right Connection J1 on SpO2 J5 on User Interface 4 SpO2 PCB ...

Страница 59: ...See Figure 12 items 1 and 4 8 Align the front and rear cases See Figure 12 Figure 12 Installing The Case Screws 9 Install the four screws Figure 12 items 1 through 4 10 Install the batteries and battery cover See Figure 13 Figure 13 Battery Installation 1 Batteries 2 Battery cover 3 Battery cover latch ...

Страница 60: ...tains the keypad To replace the front case assembly 1 Remove the batteries from the monitor See Prior to Disassembly on page 48 2 Separate the front and rear case assemblies See Separating the Front and Back Cases on page 48 3 Dispose of the front case assembly in accordance with local regulations 4 Connect the new front case assembly ribbon cable to the SpO2 PCB connector J4 See Figure 14 Figure ...

Страница 61: ...able connector See Figure 15 Figure 15 Locking SpO2 PCB Connection to J4 6 Place the front and rear cases together and install the four screws See Figure 16 items 1 through 4 Figure 16 Installing The Case Screws 1 SpO2 PCB 2 J4 lock 3 Lock direction 4 Unlock direction ...

Страница 62: ... batteries and battery cover as shown in Figure 17 Figure 17 Battery Installation 8 Perform the performance verification tests before placing the monitor into service See Pulse Oximetry Functional Tests on page 28 1 Batteries 2 Battery cover 3 Battery cover latch ...

Страница 63: ...ttery connectors spring assemblies at the bottom of the SpO2 PCB are held in slots in the battery compartment Observe how these connectors are engaged in these slots when you remove the SpO2 PCB and User Interface PCB and ensure that the battery connectors are inserted back in these slots when you reassemble the monitor 3 Lift the SpO2 PCB and User Interface from the case See 18 Figure 18 User Int...

Страница 64: ...tor case Ensure that the battery springs slip into place See Figure 19 Figure 19 Battery Spring Alignment Note The longer screws install at the top of the case See Figure 20 items 1 and 4 6 Place the front and rear cases together and install the four screws See Figure 20 Figure 20 Installing The Case Screws ...

Страница 65: ...the monitor into service See Pulse Oximetry Functional Tests on page 28 Battery Compartment Door Replacement To replace the battery compartment door 1 Press the battery door latch Figure 22 item 1 and lift the batter door from the monitor rear case Figure 22 Battery Compartment Door Latch 2 Insert the new battery compartment door in the case and close until the battery door latch snaps in place ...

Страница 66: ...Disassembly Guide 60 OXIMAX N 65 Service Manual ...

Страница 67: ...tain replacement parts contact Nellcor s Technical Services or your local Nellcor representative Refer to parts by the part names and part numbers Spare parts and accessories for the OXIMAX N 65 are listed on the Internet at http mallinckrodt com respiratory resp Serv_Supp Apartweb main PartAcceMenu html Parts List and Accessories Table 6 Parts and Accessories List Figure 23 Reference Description ...

Страница 68: ...or s manual Czechoslovakian Operator s manual Danish Operator s manual Dutch Operator s manual English Operator s manual Finnish Operator s manual French Operator s manual German Operator s manual Greek Operator s manual Hungarian Operator s manual Italian Operator s manual Japanese Operator s manual Norwegian Operator s manual Polish Operator s manual Portuguese Brazilian Operator s manual Russia...

Страница 69: ...Spare Parts OXIMAX N 65 Service Manual 63 Figure 23 shows the monitor exploded view with numbers relating to the spare parts list Figure 23 Exploded View ...

Страница 70: ...Spare Parts 64 OXIMAX N 65 Service Manual ...

Страница 71: ...cted by Nellcor s Technical Services Department it is not necessary to return the OXIMAX sensor or other accessory items with the monitor Pack the monitor in its original shipping carton If the original carton is not available use a suitable carton with appropriate packing material to protect it during shipping Return the monitor by any shipping method that provides proof of delivery Repacking in ...

Страница 72: ...e Manual To repackage the monitor in the original carton 1 Place the monitor in original packaging Figure 24 Packing 2 Place in shipping carton and seal carton with packing tape 3 Label carton with shipping address return address and RGA number ...

Страница 73: ...or in a plastic bag 2 Locate a corrugated cardboard shipping carton with a bursting strength of at least 200 pounds per square inch psi 3 Fill the bottom of the carton with at least two inches of packing material 4 Place the bagged unit on the layer of packing material and fill the box completely with packing material 5 Seal the carton with packing tape 6 Label the carton with the shipping address...

Страница 74: ...Packing for Shipment 68 OXIMAX N 65 Service Manual ...

Страница 75: ... for OXIMAX MAX N sensors with the N 65 Saturation accuracy will vary by sensor type Refer to the Sensor Accuracy Grid The Sensor Accuracy Grid is shipped with the N 65 The latest version of the Sensor Accuracy Grid is available on the Internet at http www mallinckrodt com respiratory resp Serv_Supp ProductManuals html 2 Reading accuracy in the presence of low perfusion detected IR pulse modulatio...

Страница 76: ...dB A at one meter Pitch 30 Hz 1500 Hz On pulse width 20 msec 500 msec Off Interval 20 msec 10 msec Number of pulses in burst 1 Repetition Pause 2 sec N A Priority 2 POST Pass Volume level Fixed at 45 dB A at one meter Pitch 30 Hz 600 Hz On pulse width 20 msec 1000 msec Off Interval 20 msec 10 msec Number of pulses in burst 1 Repetition Pause 2 sec N A Priority 3 Invalid Key Press Volume level Fixe...

Страница 77: ...sec 10 msec Number of pulses in burst 1 Repetition Pause 2 sec N A Priority 6 Pulse Beep Volume level Adjustable 42 to 52 dB A at one meter Pitch 30 Hz 1500 Hz On pulse width 20 msec 50 msec Off Interval 20 msec 10 msec Number of pulses in burst 1 Repetition Pause 2 sec N A Priority 7 Alarm Silence Reminder Volume level Adjustable 42 to 52 dB A at one meter Pitch 30 Hz 500 Hz On pulse width 20 mse...

Страница 78: ...m Volume level Adjustable 42 to 52 dB A at one meter Pitch 30 Hz 752 Hz On pulse width 20 msec 400 msec Off Interval 20 msec 300 msec Number of pulses in burst 1 Repetition Pause 2 sec 0 sec Priority 10 Low priority Alarm Volume level Adjustable 42 to 52 dB A at one meter Pitch 30 Hz 500 Hz On pulse width 20 msec 400 msec Off Interval 20 msec 3200 msec Number of pulses in burst 1 Repetition Pause ...

Страница 79: ...l to clinicians such as those performing photodynamic therapy Note Sensor LED light emissions fall within Class 1 level according to IEC 60825 1 2001 No special safety precautions are required OXIMAX Sensor Power Dissipation Sensor Dissipation OXIMAX MAX N 52 5 mW OXIMAX MAX I 52 5 mW OXIMAX MAX P 52 5 mW OXIMAX MAX A 52 5 mW OXIMAX MAX AL 52 5 mW OXIMAX MAX R 52 5 mW OXIMAX Durasensor DS 100A 52 ...

Страница 80: ...nsport and Storage not in shipping container Temperature 20 ºC to 60 ºC 4 ºF to 140 ºF Altitude 390 m to 5 574 m 1 280 ft to 18 288 ft Atmospheric Pressure 50 kPa to 106 kPa 14 7 in Hg to 31 3 in Hg Relative Humidity 15 to 95 non condensing Transport and Storage in shipping container Temperature 20 ºC to 70 ºC 4 ºF to 158 ºF Altitude 390 m to 5 574 m 1 280 ft to 18 288 ft Atmospheric Pressure 50 k...

Страница 81: ...60601 1 1990 A1 A2 EN 60601 1 2 2001 UL 60601 1 CAN CSA C22 2 No 601 1 Type of protection Internally powered equipment on battery power Degree of protection Type BF Applied part Mode of operation Continuous Front panel and case labeling IEC 60878 EN 980 ISO 7000 EN 60417 1 EN 60417 2 Button spacing ISO 7250 Year of manufacture symbol EN 980 Operation during physical shock IEC 60068 2 27 at 100 g A...

Страница 82: ...z 80 MHz to 800 MHz 800 MHz to 2 5 GHz Equation Rated Maximum Output Power of Transmitter in Watts Separation Distance in Meters Separation Distance in Meters Separation Distance in Meters 0 01 0 12 0 12 0 23 0 1 0 38 0 38 0 73 1 1 2 1 2 2 3 10 3 8 3 8 7 3 100 12 12 23 For transmitters rated at a maximum output power not listed above the separation distance can be estimated using the equation in t...

Страница 83: ...lectromagnetic Environment Guidance RF emissions CISPR 11 Group 1 The monitor uses RF energy only for its internal function Therefore the RF emissions are very low and not likely to cause interference in nearby electronic equipment RF emissions CISPR 11 Class B The monitor is suitable for use in establishments including diagnostic establishments and those directly connected to the public low volta...

Страница 84: ...es Complies Main power should be that of a typical commercial or hospital environment Power Frequency 50 60 Hz magnetic field 3 A m Complies Power frequency magnetic fields should be at levels characteristic of a typical location in a typical commercial or hospital environment Conducted RF IEC 61000 4 6 3 Vrms 150 kHz to 80 MHz 3 Vrms Portable and mobile RF communications equipment should be used ...

Страница 85: ...le radios amateur radio AM and FM radio broadcast and TV broadcast cannot be predicted theoretically with accuracy To assess the electromagnetic environment due to fixed RF transmitters an electromagnetic site survey should be considered If the measured field strength in which the monitor is used exceeds the applicable RF compliance level above the monitor should be observed to verify normal opera...

Страница 86: ...Specifications 80 OXIMAX N 65 Service Manual ...

Страница 87: ...e spectrophotometry and that the volume of arterial blood in tissue and hence light absorption by that blood changes during the pulse i e plethysmography A pulse oximeter determines SpO2 by passing red and infrared light into an arteriolar bed and measuring changes in light absorption during the pulsatile cycle Red and infrared low voltage light emitting diodes LED in the oximetry OXIMAX sensor se...

Страница 88: ...ompare functional saturation measurements to those from an instrument that measures fractional saturation fractional measurements must be converted as follows Measured versus Calculated Saturation When saturation is calculated from a blood gas partial pressure of oxygen PO2 the calculated value may differ from the SpO2 measurement of a pulse oximeter This usually occurs because the calculated satu...

Страница 89: ...nd error detection data This unique oximetry architecture enables several new features with the monitor When an OXIMAX sensor is connected to the monitor the monitor first reads the information in the OXIMAX sensor memory chip checks it to make sure that there are no errors and then loads the data to begin monitoring As the monitor reads the information it flashes the Data In Sensor icon This proc...

Страница 90: ...ck diagram theory of operation Schematic diagrams and are provided at the end of this section The monitor consists of two printed circuit boards PCB the user interface PCB and the SpO2 PCB The relationship between these two components and their interconnections is shown in the block diagram See Figure 26 Figure 26 Block Diagram ...

Страница 91: ...r monitoring function SpO2 PCB circuits user interface PCB power supply user interface PCB CPU user interface PCB audio circuits Power Monitoring The SpO2 power monitoring function monitors and controls the outputs of the SpO2 power supply The SpO2 power monitoring function provides the user interface CPU and SpO2 patient interface with status information on the power supply output signals User In...

Страница 92: ...nd Flash The CPU controls all functions and timing for the monitor The CPU communicates with the SpO2 PCB patient interface The patient interface signal are sent to the CPU for processing The CPU sends signals to the patient sensor via the patient interface for controlling the sensor light levels Real Time Clock The real time clock and non volatile random access memory RAM chip maintain time and d...

Страница 93: ...he external printer communicates with the IrDA Refer to the printer manual for more information Power Supply The user interface PCB power supply receives power from the SpO2 PCB power supply The power supply provides a regulated 3 0 volts DC to the CPU Power Supply Monitoring The power supply outputs are monitored by the power monitoring function to ensure stability The power supply monitoring cir...

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Страница 95: ...Technical Discussion OXIMAX N 65 Service Manual 89 Figure 27 SpO2 PCB Schematic Diagram Sheet 1 of 7 ...

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Страница 97: ...Technical Discussion OXIMAX N 65 Service Manual 91 Figure 28 SpO2 PCB Schematic Diagram Sheet 2 of 7 ...

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Страница 99: ...Technical Discussion OXIMAX N 65 Service Manual 93 Figure 29 SpO2 PCB Schematic Diagram Sheet 3 of 7 ...

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Страница 101: ...Technical Discussion OXIMAX N 65 Service Manual 95 Figure 30 SpO2 PCB Schematic Diagram Sheet 4 of 7 ...

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Страница 103: ...Technical Discussion OXIMAX N 65 Service Manual 97 Figure 31 SpO2 PCB Schematic Diagram Sheet 5 of 7 ...

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Страница 105: ...Technical Discussion OXIMAX N 65 Service Manual 99 Figure 32 SpO2 PCB Schematic Diagram Sheet 6 of 7 ...

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Страница 107: ...Technical Discussion OXIMAX N 65 Service Manual 101 Figure 33 SpO2 PCB Schematic Diagram Sheet 7 of 7 ...

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Страница 109: ...Technical Discussion OXIMAX N 65 Service Manual 103 Figure 34 User Interface PCB Schematic Diagram Sheet 1 of 3 ...

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Страница 111: ...Technical Discussion OXIMAX N 65 Service Manual 105 Figure 35 User Interface PCB Schematic Diagram Sheet 2 of 3 ...

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Страница 113: ...Technical Discussion OXIMAX N 65 Service Manual 107 Figure 36 User Interface PCB Schematic Diagram Sheet 3 of 3 ...

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Страница 115: ...lobin 17 E equipment needed for performance checks 17 error codes 42 exploded view 63 explosion hazard 1 extension cable 17 external agents 17 F fractional saturation 82 front case assembly replacement 54 front panel description 4 front panel symbols 8 function menu 10 functional checks 15 functional saturation 82 functional tests 28 H hour 13 L label symbols 9 low perfusion 17 M manufacturer s de...

Страница 116: ...ck cases 48 service manual 14 spare parts 61 spare parts on internet 14 specifications 69 battery 73 compliance 75 electrical 73 environmental 74 performance 69 physical 75 SRC MAX 28 SRC MAX tester 17 storage altitude 74 relative humidity 74 temperature 74 strangulation 2 surface cleaning 15 symbols Canadian ICES 001 approval 9 date of manufacture 9 European union approval 9 fragile 9 keep away f...

Страница 117: ...Index OXIMAX N 65 Service Manual 111 Y year 13 ...

Страница 118: ...Index 112 OXIMAX N 65 Service Manual ...

Страница 119: ......

Страница 120: ...ett Division 4280 Hacienda Drive Pleasanton CA 94588 U S A Telephone 1 800 635 5267 Authorized Representative Tyco Healthcare UK LTD 154 Fareham Road Gosport PO13 0AS U K 2006 Nellcor Puritan Bennett Inc All rights reserved Rx ONLY 10006573C 0306 ...

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