Datex-Ohmeda F-LM1 Technical Reference Manual Download Page 230

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Datex-Ohmeda S/5 Light Monitor

3 TROUBLESHOOTING

Before troubleshooting the power supply unit, please refer to the general troubleshooting
procedures described in part I.

3.1 Troubleshooting flowchart

CO2

measurement

doesn't operate

Check that CO2 measurement is

selected ON (MS or SS in CO2

menu)

+10V output voltage

still missing ?

Unit OK

Measure X2/4 and X2/6.

Voltages OK?

Yes

CPU board may

be faulty

X2/7 Lo ?

Yes

CPU board may

be faulty

CO2 pow er faulty

Yes

X2/4 = +10...15VDC
X2/6 = +5VDC

Figure 2

Power supply board troubleshooting flowchart

Document No. 8000060-1

Summary of Contents for F-LM1

Page 1: ...ensed medical practitioner Outside the USA check local laws for any restriction that may apply Order Code M1037863 October 2005 Datex Ohmeda Inc P O Box 7550 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 Copyright General Elect...

Page 2: ...se IPX4 splash proof when the case is closed properly the monitor is intact and operates on battery power Power adapter IPX0 ordinary equipment EQUIPMENT not suitable for use in the presence of a FLAMMABLE ANESTHETIC MIXTURE with air or with oxygen or nitrous oxide CONTINUOUS OPERATION according to the mode of operation CSPR 11 Group 1 Class A Classification according to EU Medical Device Directiv...

Page 3: ...1 Isolation Power Supply Unit for CO2 Unit 5 890201 5 Datex Ohmeda Light Monitor Recorder N LREC 6 M1051340 Datex Ohmeda Light Monitor Power Adapter N LPOW 7 890200 5 Datex Ohmeda Light Monitor Battery Module F LBAT 8 896192 1 Datex Ohmeda Light External Battery Charger N LCHGR 9 8000060 1 DataCard and Network Options N LDATA N LNET N LDNET 10 M1051358 Spare Parts Upgrade Kits and Exploded Views 1...

Page 4: ...Datex Ohmeda S 5 Light Monitor Document No M1037863 2 ...

Page 5: ...ecautions 8 2 1 1 Warnings 8 2 1 2 Cautions 11 2 2 ESD precautionary procedures 12 2 3 Safety test 13 3 ARCHITECTURE 14 3 1 Monitor structure 14 3 2 Power supply unit 16 3 3 CPU 16 3 4 NIBP unit 17 3 5 ECG unit 17 3 6 STP unit 17 3 7 CO2 unit 17 3 8 Display unit 18 3 8 1 Slave display 18 3 9 Power adapters 18 3 9 1 N LPOW 18 3 10 Host serial communications 18 3 10 1 Module bus 18 3 10 2 Computer i...

Page 6: ...1 Pressure safety level detection OFFSET 45 7 2 NIBP calibrations 45 7 2 1 Calibration check 45 7 2 2 Calibration 46 7 3 Temperature calibration 47 7 4 Invasive pressure calibration 48 8 GENERAL TROUBLESHOOTING 49 8 1 Troubleshooting flowchart 49 9 SERVICE MENU 50 9 1 SW version unit ID 50 9 2 Language selection 51 9 3 Monitor configuration 51 10 GENERAL SPECIFICATIONS 52 10 1 Parameter specificat...

Page 7: ...fications 58 10 9 1 Nurse Call and Defibrillator Synchronization Signals 58 APPENDICES 59 FUNCTIONAL CHECK form A 1 SERVICE CHECK form B 1 EMC Guidance C 1 TABLE OF FIGURES Figure 1 S 5 Light Monitor with battery module and power adapter 1 Figure 2 Main block diagram of Light Monitor revision 03 14 Figure 3 General troubleshooting chart 49 ...

Page 8: ...Datex Ohmeda S 5 Light Monitor Document No M1051339 iv ...

Page 9: ...dule An external power adapter is provided for power supply The Light Monitor has also data card option and Ethernet interface which enables connecting the monitor to the network for remote monitoring the patient and data collection ll l Figure 1 S 5 Light Monitor with battery module and power adapter Table 1 Basic parameter configurations Parameters ECGR NIBP SpO2 TEMP InvBP F LM1 1 1 F LMP1 1 1 ...

Page 10: ...lthcare assumes no responsibility for the use or reliability of its software on equipment that is not furnished by GE Healthcare 1 2 About this manual This technical reference manual is intended for service personnel who will perform service and maintenance procedures on the Light Monitor This technical reference manual is divided into two parts Part I contains a general description of the monitor...

Page 11: ...rface or rail holds up to at least 10 kg 22 lb 1 4 2 Warnings WARNING The monitor or its components should not be used adjacent to or stacked with other equipment If adjacent or stacked use is necessary the monitor and its components should be observed to verify normal operation in the configuration in which it will be used When choosing the location refer to the appendix C later in this document ...

Page 12: ...xternal power adapter indicates the cautions For continued protection against fire hazard replace only with same type and rating of fuse Make sure voltage selector is set according to local voltage For indoor use only For patient transport outdoors use the monitor in protective case and battery powered Do not immerse in liquid or allow any liquid to enter the interior on the battery unit indicates...

Page 13: ...separated from other waste according to local regulations This symbol indicates that the waste of electrical and electronic equipment must not be disposed as unsorted municipal waste and must be collected separately Please contact an authorized representative of the manufacturer for information concerning the decommissioning of your equipment Ni Cd Battery packs contain Ni Cd and they can be recyc...

Page 14: ...screen indicates that all the alarms are silenced When in the menu or digit fields indicates that the alarm source has been turned off Ethernet connectors Printer connector Sample gas outlet Do not immerse the sensor in liquids ESD warning symbol for electrostatic sensitive devices Pins of connectors identified with the ESD warning symbol should not be touched Connections should not be made to the...

Page 15: ...Introduction This symbol is to indicate the temperature limitations within which the transport package should be kept and handled Document No M1051339 7 ...

Page 16: ... not immerse in liquid or allow liquid to enter the interior of any part Make sure that external equipment is hospital grade grounded before connecting it to the monitor Do not connect any external equipment to the monitor except that specified by GE Healthcare When connecting external equipment to the monitor make sure that the whole combination complies with safety standard IEC 60601 1 1 for the...

Page 17: ...pulses as heart beats during cardiac arrest some arrhythmias and with certain types of pacemakers particularly in ON R mode Do not rely entirely upon rate meter alarms Keep patients with pacemakers and arrhythmias under close surveillance PACEMAKER PATIENTS The impedance respiration measurement may cause rate changes in Minute Ventilation Rate Responsive Pacemakers Set the pacemaker rate responsiv...

Page 18: ... unplug the power cord and remove the batteries before service The monitor is always energized with 12 V when the batteries are connected even though the power cord is removed and ON STBY switch is in STBY position Do not touch any exposed wire or conductive surface while covers are off and the monitor is energized The voltages present can cause injury or death Electrostatic discharge through the ...

Page 19: ...ressure may destroy sensitive elements When used in moving vehicle mount the monitor properly Dispose of the device and parts thereof in accordance with local regulations Vibrations during transport may disturb SpO2 ECG impedance respiration and NIBP measurements CO2 SpO2 Do not apply force to sensors or sensor cables CO2 Do not force the water trap into place DataCards Do not subject cards to exc...

Page 20: ...r domestic purposes 2 2 ESD precautionary procedures To avoid electrostatic charges to build up it is recommended to store maintain and use the equipment at a relative humidity of 30 or greater Floors should be covered by ESD dissipative carpets or similar Non synthetic clothing should be used when working with the component To prevent applying a possible electrostatic discharge to the ESD sensiti...

Page 21: ...y test Measure leakage current according to following procedures Connect the GND electrode of the test device to the body of the 9 pin D connector of the Light Monitor The nuts that are for locking the male cable connector can be used as well ...

Page 22: ...aker Slave Display Display CPU BOARD Battery 2 ECG Direct DSYNC NCALL Computer Interface Ext power supply mains or DC DC NIBP UNIT Backlight Inverter Alarm leds Buttons ComWheel ISA bus Battery 1 Battery data 12C Module bus NIBP ECG Respiration InvBP S TEMP S SpO2 MS CO2 ECG direct output DSYNC NCALL RS 232 Pwr data Recorder LM_blck_rev03_dgrm vsd Patient isolated STP UNIT CO2 UNIT ECG UNIT CO2 da...

Page 23: ...ed physiological data by removable PC card 8 Power supply board Board delivers power from one of the power sources external power supply or one of the two batteries The other operations are battery management secondary battery charge discharge control and capacity gauge keyboard and ComWheel reading alarm and charge led control drive buffering serial communication 9 Display The display is 8 4 Acti...

Page 24: ... transmitted from the CO2 STP ECG NIBP and power supply boards Control the CO2 STP ECG and NIBP boards Control the display loudspeaker and recorder Generate alarm signals Generate nurse call signal The display the loudspeaker and the recorder are all connected directly to the CPU board The CPU board includes the circuitry required to control these units The CPU board communicates with the power su...

Page 25: ... signal The signal is transmitted via the CPU and power supply board to the serial I O connector on the monitor rear panel The defibrillation synchronization signal is available also on the patient connector on the patient connector panel 3 6 STP unit The STP board functions can be summarized as follows Measure SpO2 temperature and invasive blood pressure The signals from the parameters being moni...

Page 26: ...ED indicating energization The power adapter supplies 12 5 V to operate the monitor and 18 5 V to charge the batteries Fuses are located on the primary side of the adapter for overvoltage protection See the part II 7 for more information 3 10 Host serial communications 3 10 1 Module bus The module bus is an asynchronous CMOS level serial communication between host processor and Datex Ohmeda based ...

Page 27: ...receive line from CO2 module to host 3 10 4 Power board Host communicates with the power board on an asynchronous serial link TXDP and RXDP signals are used The TXDP signal is transmit line from host to power board and the RXDP signal is a receive line from power board to host 3 10 5 Recorder The host sends data to the printer via an asynchronous serial link TXDR RXDR CTSR and RTSR signals are use...

Page 28: ...ting the power cord Pull out the filter frame on the rear panel Do not remove any screws Shake the filter and blow out the dust If the filter is damaged replace it with a new one p n 888260 See the instructions delivered with the accessory PERMITTED CLEANERS PERMITTED DISINFECTANTS NOT ALLOWED Datex Ohmeda cleaning fluid Other mild detergents Ethanol Isopropyl alcohol Chlorite compounds Glutaralde...

Page 29: ...esponding procedures The symbol in the instructions means that the performed procedure should be signed in the checklist All menu selections related to Datex Ohmeda products are written in following typeface Monitor Setup Install Service password 16 4 34 Service password 26 23 8 Modules ESTP ECG Menu selections related to other products e g simulators are written in following typeface RESP WAVE NO...

Page 30: ... 1 to 10 by turning the ComWheel and check that the alarm volume changes correspondingly The alarm sound should be clear and audible at all settings Select Main Menu 4 Select Service View Keyboard Dummy Press Press the function keys one by one Check that each key generates a sound from the loudspeaker and the corresponding text 5 Check that the time and date are correct adjust if necessary Select ...

Page 31: ...then close the cover 8 Select Main Menu Record Print Record Wave and check that the recorder starts recording Select Stop Wave to stop recording Check that the quality of the recordings is acceptable 5 1 2 PCMCIA card test 9 Insert the Memory card labeled Data in the DataCard slot Check that the message Data Card inserted appears in the message field and the white data card symbol in the upper rig...

Page 32: ... Password 26 23 8 Monitor Communication Check that the location ID number matches with the ID plug connected to X3 the packets and bytes IN is increasing slowly the packets and bytes OUT is increasing quickly the connections shows the names of the connected networks the counters for data errors CRC Frame Transm are stable NOTE The counters may show values greater than 0 However any values increasi...

Page 33: ...ecessary change the setting by selecting Power Freq 16 Check that the Resp Available and Resp measurement both show ON NOTE The Resp measurement shows OFF if Resp is not selected to the screen setup To setup the screen press the Menu key and select Monitor Setup Waveform Fields or Digit Fields 5 1 5 STP board tests 17 Enter the ESTP STP service menu Check that the Timeouts Bad checksums and Bad c ...

Page 34: ... passed the internal memory test i e RAM ROM and EEPROM all show OK 5 1 7 Mainstream CO2 test 20 Enter the CO2 service menu Press the Menu button and select Monitor Setup Install Service Password 16 4 34 Service View Password 26 23 8 Modules CO2 Check from the Service Data that Timeouts Bad checksums and send queue full values are not increasing faster than by 50 per second A value increasing fast...

Page 35: ...sp Field 4 CO2 Return to Normal Screen Connect the patient simulator and check that all parameter information is displayed as configured on the screen NOTE InvBP waveforms are not shown without a patient simulator Preset measurement settings for parameters for example as follows ECG Resp ECG Setup HR Source AUTO Resp Setup Size 1 0 Resp Rate Source AUTO Detection Limit AUTO NOTE The RESP waveform ...

Page 36: ...hat the message No probe is displayed when there is no SpO2 sensor connected Connect a SpO2 finger probe to the monitor and check that the message Probe off is displayed when the probe is not connected to finger 5 Attach the SpO2 sensor to your finger and check that after the message Pulse search the pleth waveform is displayed and the SpO2 value is in the expected range 95 99 Check that the HR va...

Page 37: ...t a CO2 sensor to the monitor and check that the message warming is displayed 9 Wait until the warming message disappears and the CO2 value appears on the screen Breathe at least 5 times to the CO2 sensor adapter and make sure that the measured values are reasonable and the Respiratory value is calculated Fill in all necessary documents ...

Page 38: ...r however the service check procedures can be used also for determining possible failures The procedures should be performed in ascending order The instructions include a check form Appendix B which should be filled in when performing the procedures Names of the keys are written in bold Helvetica typeface for example Normal Screen Selectable menu items are written in bold and italic typeface for e...

Page 39: ...on Switch the monitor to standby Disconnect all the connection cables from the monitor s rear panel 1 Check internal parts Make visual inspection for all external parts of the monitor Check e g that the power cord receptacle is intact in the power adapter Connect the power cord to the power adapter and check the supply voltage from the power adapter s connector PIN 1 voltage must be 12 7 V without...

Page 40: ...fan filter Clean the recorder unit if necessary Check that all shielding flaps 6 pcs are properly closed Figure 3 Shielding Flaps 6 pcs Figure 3 LM1 STP board EMC covers 2 Check external parts the patient panel sticker is intact all connectors are intact and attached properly Document No M1051339 32 ...

Page 41: ... are correct adjust if necessary if the monitor contains an F LBAT or N LBB check that the battery symbol is displayed NOTE Check network connectors will appear if the N LNET or N LDNET option is installed Enter the service menu and select Dummy Press Press the function keys one by one Check that each key generates a sound from the loudspeaker and the corresponding text 4 Screen setup Configure th...

Page 42: ...ne by one Check that each key generates a sound from the loudspeaker and the corresponding text 8 Check that the time and date are correct adjust if necessary Menu Monitor Setup Set Time and Date NOTE You cannot change the monitor s time settings after a case has started This prevents losing the trend data NOTE If the clock shows time 0 00 continuously after start ups the SRAM Timekeeper s battery...

Page 43: ... the upper right hand corner of the screen A message regarding the connection to Datex Ohmeda Information Center should appear in the message field on the screen 15 Press the Menu button to enter the Network service menu Monitor Setup Install Service Password 16 4 34 Service View Password 26 23 8 Monitor Communication Check that the location ID number matches with the ID plug connected to X3 the p...

Page 44: ... lead make sure the used 5 lead ECG cable contains the necessary wiring for cable recognition pins 0 8 and 9 connected together 21 Check that all the electrodes show OFF in the service menu and the message Leads Off is shown on the screen Connect all the leads together for example to a suitable screwdriver Check that all the electrodes show ON and the message Asystole appears Disconnect one of the...

Page 45: ...at normal ECG waveform is shown the HR value is 160 5 and the Pacer count value is not increasing in the service menu ECG PACE WAVE ASNC Check that pacemaker spikes are shown on the ECG waveform the HR value changes to 75 5 and the Pacer count value is increasing according to shown pacemaker spikes Set the pacemaker option off ECG PACE WAVE NSR 6 2 6 Respiration measurement 24 Check that the Resp ...

Page 46: ...ds RESP APNEA 32 S Check that the monitor gives the APNEA alarm NOTE Make sure that only the ECG leads are connected to the simulator during the apnea test If other cables are connected at the same time the respiration signal from the simulator may be disturbed and therefore the APNEA alarm may not be activated NOTE When you have the ECG service menu open spikes will appear on the respiration wave...

Page 47: ...ructions in the Technical Reference Manual 29 Activate the temperature test by selecting Temp Test from the menu and pressing the ComWheel twice When the message Performing temp test disappears from the digit field check that no error messages appear and Temp error shows OFF for both channels in the service menu 30 Check that the module configuration has been set correctly The configuration in use...

Page 48: ...VE ART 2 WAVE CVP Check that appropriate InvBP waveforms are shown and the InvBP values are approximately 120 80 3 mmHg for the channel P1 and 15 10 2 mmHg for the channel P2 Check that the HR value is calculated from P1 when ECG is not measured ECG cable disconnected 6 2 9 SpO2 measurement 34 Check that the message No probe is shown when no SpO2 sensor is connected to the module Connect an SpO2 f...

Page 49: ...ure inside the tubing system Highlight SET VALVE Press the ComWheel and set the value under the text Pulse Valve to number 120 by turning the ComWheel Press the ComWheel again and check that the pressure inside the tubing system starts to drop Finish the test by selecting Previous Menu 38 Check the NIBP tubing system for leakages Select Calibrations from the NIBP service menu Connect the pressure ...

Page 50: ...ds 42 Check the safety valve Select Safety Valve from the NIBP service menu Keep the pressure manometer connected to the cuff connector NOTE Make sure your pressure manometer can be used to measure pressures over 300 mmHg If such a pressure manometer is not available perform the check with an adult cuff that is connected around some round object for example a calibration gas bottle Highlight Start...

Page 51: ...ble measuring result 46 Connect an infant cuff to cuff connector and wrap it around your fingers Start NIBP measurement and check that the module identifies the cuff i e the text Infant appears in the NIBP digit field Cancel the measurement after the cuff identification 6 2 11 Mainstream CO2 measurement 47 Enter the CO2 service menu and check that the Timeouts Bad checksums and send queue full val...

Page 52: ...44 6 2 12 For Light Monitor 51 Perform electrical safety check and leakage current test 52 Check that the monitor functions normally after the performed electrical safety check 53 Clean the monitor with suitable detergent Fill in all necessary documents ...

Page 53: ...sor If the zero point of the pressure transducer drifts more than specified an error message is given and the NIBP board should be recalibrated or replaced The calibration can be checked and recalibrated in the NIBP service menu The calibration of the primary pressure channel can also be checked from the NIBP setup menu NIBP NIBP Setup Calibration Check In this case the auto zeroing is performed a...

Page 54: ...7 2 2 Calibration 1 Enter Calibration menu 2 Remove hoses from front panel connector to enable proper zeroing 3 Select Calibration If it is not available perform the steps A B and C NOTE If there is the battery module in the monitor remove it before calibration A Push the switch at the bottom marked with the N letter of the device to enable the calibration This enables menu selection Protection Th...

Page 55: ...on switch to the bottom and keep it at the bottom Select Protection ON push the ComWheel and release the switch Switch off the monitor and then turn it on Then perform Calibration Check see the preceding page to verify the new calibration 7 3 Temperature calibration NOTE For the temperature calibration separate accurate test plugs 25 C and 45 C are needed A test set of two plugs is available from ...

Page 56: ...ice menu Monitor Setup Install Service password 16 4 34 Service password 26 23 8 Modules 2 Enter Calibrations menu 3 Connect a pressure transducer with a pressure manometer to the P1 P2 connector Choose Calibrate P1 or Calibrate P2 Leave the transducer to room air pressure 4 Press the ComWheel to start zeroing 5 Supply a pressure of 100 mmHg to 300 mmHg to the transducer The recommended pressure i...

Page 57: ...able back and switch monitor ON Is MAINS led lit Try with full batteries Is MAINS led lit Now OK OK Yes Check mains cable No Yes Power CPU board may be faulty See power CPU board troubleshooting Faulty external power supply check fuses Faulty power supply board check connectors Over voltage or over current protector triggered Yes Backlight may be faulty Replace the backlights Yes No No No No Yes F...

Page 58: ...ervice View password 26 23 8 Software strings have the following format XXXX SW PPPPPP N N YYYY MM DD where XXXX MAIN ESTP NIBP BOOT PWR PPPPPP Program code N N Program version YYYY Year MM Month DD Day Hardware strings have the following format XXXXXXXX YYYY MM DD NNNNNNNN LLL where XXXXXXXX Control number of the board YYYY Year MM Month DD Day NNNNNNNN Code of the board LLL Level Document No M10...

Page 59: ...all Service password 16 4 34 Service View password 26 23 8 Monitor 9 3 Monitor configuration Monitor configuration can be selected in the Monitor menu 1 Press Menu key 2 Enter Monitor Setup Install Service password 16 4 34 Service View password 26 23 8 Monitor NOTE MS SS CO2 should always be set to NO Document No M1051339 51 ...

Page 60: ...esolution 1 bpm Averaging time 10 s Display update time 5 s Alarms asystole leads off detection adjustable high and low alarm limits for heart rate Gain range 0 2 5 0 cm mV Allowable DC differential offset 300 mV Pacemaker pulse detection detection level 5 500 mV pulse duration 0 5 2 ms 10 1 2 Impedance respiration Measuring range impedance 0 2 6 ohm Max base impedance 5 kOhm Respiration range 4 1...

Page 61: ... pulse Alarms probe off no probe no pulse adjustable high and low alarm limits for SpO2 Pulse rate Measurement range 30 250 bpm Display resolution 1 digit 1 bpm Measurement accuracy 5 or 5 bpm Alarms adjustable high and low alarm limits for pulse rate Plethysmographic pulse waveform Scales proportional scaling 2 5 10 20 50 mod or automatic scaling Accuracy is based on deep hypoxia studies using Da...

Page 62: ... off Typical measurement time adult 23 s and infant 20 s Safety features adult child infant Initial inflation pressure mmHg 185 150 120 Max inflation pressure mmHg 280 200 150 Overpressure limit max 2 s mmHg 320 220 165 Max inflation time 15 mmHg min 2 2 1 Safety valve mmHg 320 220 165 10 1 6 Invasive blood pressure LMP1 models only Measurement range 40 320 mmHg Measurement accuracy 5 or 2 mmHg Nu...

Page 63: ... and respiration rate CO2 sensor weight 18 5 g excluding cable Cable length 3 meters Warm up time 80 seconds from 25 C Response time 100 ms typical value in conditions 22 5 C 760 mmHg CO2 in balance air 10 2 General Monitor WxDxH 325 x 160 x 210 mm 12 8 x 6 3 x 8 3 Battery module WxDxH 290 x150 x 40 mm 11 4 x 5 9 x 1 6 Weight w o batteries 4 2 kg 9 3 lb Weight w batteries 6 1 kg 13 5 lb Input volt...

Page 64: ...itor F LMP1 w ECG Resp NIBP SpO2 Temp 2xIBP Light Monitor Power Adapter N LPOW Power adapter 110 220 V Light Monitor Battery Module F LBAT Battery module w two batteries Light Monitor Recorder N LREC Built in 3 channel thermal array recorder S 5 Light Monitor CO2 Option N LCM Mainstream CO2 Mainstream CO2 sensor 902300 DataCard Option N LDATA Network Option N LNET DataCard Network Option N LDNET E...

Page 65: ...elay of the alarm at the monitor signal output to network is 1 1 seconds The invasive pressure alarm delay does not comply with the requirements of the invasive pressure standard IEC 60601 2 34 10 5 Light Monitor battery module optional w 2 battery slots Type NiCd battery Capacity Up to 2 hours 1 h batt typical on full charge at 23 C 73 F Recharging When connected to line power or DC N LPOW Chargi...

Page 66: ...against electromagnetic interference 10 9 1 Nurse Call and Defibrillator Synchronization Signals The nurse call signal is generated when the alarm is activated Alarm silencing suppresses the nurse call signal The defibrillator synchronization digital signal is generated by ECG The pulse will be given on each rising R wave edge on QRS complex The pulse amplitude is 5 V and width is 10 ms When the d...

Page 67: ...APPENDICES A C Document No M1051339 59 APPENDICES APPENDIX A Functional check form APPENDIX B Service check form APPENDIX C EMC Guidance ...

Page 68: ...Datex Ohmeda S 5 Light Monitor Document No M1051339 60 ...

Page 69: ...eter measurement options Data collecting and data management options N LCM Mainstream CO2 N LREC Recorder N LNET Network N LDATA DataCard N LDNET DataCard Network OK Test OK N A Test not applicable Fail Test Failed General functional inspection OK N A Fail 5 1 General functional inspection 5 1 1 Recorder test 5 1 2 PCMCIA card test 5 1 3 Network test 5 1 4 ECG board test 5 1 5 STP board test 5 1 6...

Page 70: ...A 2 2 Performance checks OK N A Fail 1 Monitor screen configuration 2 SpO2 check 3 InvBP simulation 4 SpO2 No probe and Probe off messages 5 SpO2 value 95 99 and HR value 6 SpO2 No probe message 7 NIBP measurement 8 CO2 sensor 9 CO2 check Notes Signature ...

Page 71: ...t options Data collecting and data management options N LCM Mainstream CO2 N LREC Recorder N LNET Network N LDATA DataCard N LDNET DataCard Network OK Test OK N A Test not applicable Fail Test Failed OK N A Fail 6 2 1 Visual inspection 6 2 2 Recorder test 6 2 3 PCMCIA card test 6 2 4 Network test 6 2 5 ECG measurement 6 2 6 Respiration measurement 6 2 7 Temperature measurement 6 2 8 InvBP measurem...

Page 72: ...nt No M1051339 B 2 2 OK N A Fail 6 2 11 Mainstream CO2 measurement 6 2 12 For Light Monitor Electrical safety check and leakage current test Monitor functions after electrical safety check and leakage current test Cleaning Notes Signature ...

Page 73: ...t Compliance Electromagnetic environment guidance RF emissions CISPR 11 Group 1 The S 5 Light Monitor uses RF energy only for its internal function Therefore its RF emissions are very low and are not likely to cause any interference in nearby electronic equipment RF emissions CISPR 11 Class A Harmonic emissions IEC 61000 3 2 Class A Voltage fluctuations flicker emissions IEC 61000 3 3 Complies The...

Page 74: ...recommended to use transient filter on power input lines Surge IEC 61000 4 5 1 kV differential mode 2 kV common mode 1 kV differential mode 2 kV common mode Mains power quality should be that of a typical commercial or hospital environment Voltage dips short interruptions and voltage variations on power supply lines IEC 61000 4 11 5 UT 95 dip in UT for 0 5 cycle 40 UT 60 dip in UT for 5 cycles 70 ...

Page 75: ...eld strengths from fixed RF transmitters as determined by an electromagnetic site survey a should be less than the compliance level in each frequency range b Interference may occur in the vicinity of equipment marked with the following symbol NOTE 1 At 80 MHz and 800 MHz the higher frequency range applies NOTE 2 These guidelines may not apply in all situations Electromagnetic propagation is affect...

Page 76: ...ximum output power of the communications equipment Separation distance according to frequency of transmitter m Rated maximum output power of transmitter W 150 kHz to 80 MHz d 1 2 P 80 MHz to 800 MHz d 1 2 P 800 MHz to 2 5 GHz d 2 3 P 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 recommended sep...

Page 77: ...ent No 8001934 2 September 2005 Datex Ohmeda Inc P O Box 7550 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 78: ......

Page 79: ...ed tools and accessories 1 1 3 Recommended parts 1 2 INSTRUCTIONS 2 2 1 Visual inspection 2 2 2 General functional inspection 3 2 3 Screen setup 4 2 4 Hemodynamic tests 4 2 5 Trend test 6 2 6 Recorder unit test 6 2 7 Network test 6 2 8 DataCard test 7 2 9 Service Log 7 2 10 Electric safety check 7 APPENDIX A 9 Planned maintenance form A 1 Document No 8001934 2 i ...

Page 80: ...Datex Ohmeda S 5 Light Monitor Document No 8001934 2 ii ...

Page 81: ...rocedure should be signed in the check form All menu selections related to Datex Ohmeda products are written in following typeface Monitor Setup Install Service Password 16 4 34 Service Password 26 23 8 Modules ESTP ECG Menu selections related to other products e g simulators are written in following typeface 1 RESP WAVE NORM RATE 20 1 2 Recommended tools and accessories Tool Order No Patient simu...

Page 82: ...nect the power cord to the power adapter and check the supply voltage from the power adapter s connector PIN 1 voltage must be 12 7 V without load Figure 1 If necessary adjust the 12 7 V with trimmer R23 Figure 2 Pin Signal 2 1 3 4 1 2 3 4 12 7 V GND 18 5 V GND Figure 1 Power adapter s voltages R23 Figure 2 Adjustment trimmer R23 in N LPOW 3 Clean or replace the fan filter 4 Clean the recorder uni...

Page 83: ...art flashing 7 Switch the monitor on Check that the monitor starts up properly i e both alarm LEDs turn on and off the fan starts running the start up sound is heard from the loudspeaker the normal monitoring screen appears no error messages appear on the screen if the monitor contains a recorder two lines of start up information should be recorded check that the time and date are correct adjust i...

Page 84: ...EPROM all state OK 10 Connect a 5 lead ECG cable to the monitor Check that the Cable type shows 5 lead If it shows 3 lead make sure the 5 lead ECG cable being used contains the necessary wiring for cable recognition pins 0 8 and 9 connected together 11 Check that all the electrodes show OFF in the service menu and the message Leads Off is shown on the screen Connect the patient simulator and check...

Page 85: ... some round object for example a calibration gas bottle The pressure values Max press and 2 s after stop for both transducers should be within 290 330 mmHg for Adult and 154 165 mmHg for Infant 21 Connect an infant cuff to the monitor start the measurement and check that the infant cuff is identified correctly Cancel the measurement 22 Attach an adult NIBP cuff onto your arm and perform one NIBP m...

Page 86: ...disappears and the CO2 value appears on the screen Breathe at least 5 times to the CO2 sensor adapter and make sure that the measured values are reasonable and the Respiratory value is calculated 30 Perform the CO2 calibration check if necessary 2 5 Trend test 31 Check that the monitor is capable of storing the trend information and temporary settings over 2 minute standby 2 6 Recorder unit test 3...

Page 87: ...ate a problem 37 Check that the counters for hardware errors Intern Missed FIFO Overrun all show 0 2 8 DataCard test Insert a DataCard labeled Data in the DataCard slot Check that the message Data Card inserted appears in the message field and the DataCard symbol is displayed on the upper right hand corner of the monitor 2 9 Service Log 38 Check the Service Log for possible problems If the monitor...

Page 88: ...Datex Ohmeda S 5 Light Monitor Document No 8001934 2 8 ...

Page 89: ...Appendix A Planned maintenance form APPENDIX A 9 Document No 8001934 2 ...

Page 90: ...Datex Ohmeda S 5 Light Monitor Document No 8001934 2 10 ...

Page 91: ...er measurement options Data collecting and data management options N LCM Mainstream CO2 N LREC Recorder N LNET Network N LDATA DataCard N LDNET DataCard Network OK Test OK N A Test not applicable Fail Test Failed OK N A Fail 2 1 Visual inspection 2 2 General functional inspection 2 3 Screen setup 2 4 Hemodynamic tests ECG Temperature Non Invasive SpO2 Invasive CO2 2 5 Trend test A 1 2 Document No ...

Page 92: ... 5 Light Monitor OK N A Fail 2 6 Recorder unit test 2 7 Network test 2 8 DataCard test 2 9 Service Log 2 10 Electric safety check Notes Used spare parts Fan filter Recorder paper Signature A 2 2 Document No 8001934 2 ...

Page 93: ...7 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 94: ......

Page 95: ...1 4 1 2 2 CO2 connector X2 4 1 2 3 JTAG connector X3 4 1 2 4 ISA bus connector X4 5 1 2 5 Loudspeaker connector X5 6 1 2 6 Power supply board connector X6 7 1 2 7 Recorder connector X7 8 1 2 8 Module bus connector X8 9 1 2 9 Display connector X9 10 2 SERVICE PROCEDURES 11 2 1 General service information 11 2 2 Replacing the real time clock battery 11 2 3 Replacing the CPU board 12 3 TROUBLESHOOTIN...

Page 96: ...Datex Ohmeda S 5 Light Monitor Document No M1051339 ii ...

Page 97: ...he boot code and the other contains the main software code The CPU board also includes 4 MB dynamic RAM The display recorder and loudspeaker are all connected directly to the CPU board The ESTP and NIBP board are connected to the CPU board via the power supply board There is also an ISA connector for PC E board PCMCIA Ethernet board The CPU board uses 3 3 V 5 V and 12 V operating voltages 386 ex V...

Page 98: ...ial controller ISA connector Timer counter Audio generator I O lines Code Program enable Parameter Unit reset Nurse call Recorder reset Defibrillator synchronization Watchdog Refresh CO2 shutdown Serial controller Parameter Unit bus Recorder Bus interface unit Refresh unit DRAM refresh 1 1 2 Real time clock and battery back up RAM D15 The real time clock is a surface mounted circuit with a removab...

Page 99: ...ly connected to the display controller Display controller drives the LCD display and the external VGA CRT connector simultaneously 1 1 6 ROM D18 D21 The ROM consists of two flash memory circuits One of the circuits contains the boot code and the nonvolatile trends memory the other contains the main software code The main software can be reloaded through the serial I O 1 1 7 RAM D4 D7 The RAM consi...

Page 100: ...urrent fixed value 1 2 2 CO2 connector X2 CO2 connector is for Welch Allyn s CO2sensor Pin Signal I O Description 1 Shutdown O TTL Control of the isolation power supply 2 RXDCO2 I TTL Serial receiving 3 TXDCO2 O TTL Serial transmission 4 5V O 5V Supply 5 GND Ground 6 12V O 12V Supply 7 WTP na Water Trap Present 8 GND Ground 1 2 3 JTAG connector X3 Pin Signal I O Description 1 TDI I Test Data Input...

Page 101: ... Megabyte read 9 12V O 12V Supply 10 MEMW O 16 Megabyte write 10 12V O 12V Supply 11 LA23 O 16 Mega memory address 11 GND Ground 12 LA22 O 12 SMEMR O First 1 mega read 13 LA21 O 13 SMEMW O First 1 mega write 14 LA20 O 14 GND Ground 15 SA19 O First 1Mega address memory I O 15 RESET O Positive reset 16 SA18 O 16 RESET O Negative reset 17 SA17 O 17 GND Ground 18 SA16 O 18 CLK14M O 14 318 MHz 19 SA15 ...

Page 102: ...5 SD15 I O Data 35 GND Ground 36 SD14 I O Data 36 37 SD13 I O Data 37 38 SD12 I O Data 38 GND Ground 39 SD11 I O Data 39 40 SD10 I O Data 40 41 SD9 I O Data 41 GND Ground 42 SD8 I O Data 42 43 SD7 I O Data 43 44 SD6 I O Data 44 GND Ground 45 SD5 I O Data 45 46 SD4 I O Data 46 47 SD3 I O Data 47 GND Ground 48 SD2 I O Data 48 49 SD1 I O Data 49 50 SD0 I O Data 50 GND Ground 1 2 5 Loudspeaker connect...

Page 103: ...t channel 0 6 485 I O Module bus 7 ANOUT1 O 5V Analog output channel 1 7 RST_485 O CMOS Module bus reset 8 ANOUT2 O 5V Analog output channel 2 8 GND Ground 9 ANOUT3 O 5V Analog output channel 3 9 GND 10 TXDEXT O CMOS Data from monitor 10 GND 11 RXDEXT I TTL Data to monitor 11 GND 12 RTSEXT O CMOS Handshaking 12 GND 13 CTSEXT I TTL Handshaking 13 GND 14 3 3VD 3 3V supply 14 GND 15 3 3VD 15 GND 16 3...

Page 104: ...g 0 7Vpp 13 RSTREC O TTL Recorder reset 13 BLUE O Analog 0 7Vpp 14 GNDREC Recorder ground 14 NC Reserved 15 GNDREC Recorder ground 15 GNDDCRT Digital ground 16 SYNC NC Not connected 16 GNDACRT Analog ground 17 GNDREC Recorder ground 17 GNDACRT Analog ground 18 RTSREC O TTL Request to send 18 GNDACRT Analog ground 19 12VREC O Voltage supply for the recorder 19 PLUG NC Not connected 20 12VREC O 20 G...

Page 105: ...ule voltage 2 12VMOD O 12V module voltage 3 GNDMOD Ground 4 Reserved 5 Reserved 6 Reserved 7 GND O CMOS Ground 8 ESTPCLK Nc ECG STP clock 9 GNDMOD Ground 10 5VMOD O 5V module voltage 11 TXDMOD O CMOS Transmission line to ECG STP and NIBP 12 RXDMOD I TTL Receive line from ECG STP and NIBP 13 RESETM O CMOS reset line to modules 14 GNDMOD Ground 15 WTP Na Water Trap Present 16 GND Ground ...

Page 106: ...al 10 B2 O Blue data signal 11 B1 O Blue data signal 12 B0 O Blue data signal 13 GND Ground 14 G5 O Green data signal 15 G4 O Green data signal 16 G3 O Green data signal 17 G2 O Green data signal 18 G1 O Green data signal 19 G0 O Green data signal 20 GND Ground 21 R5 O Red data signal 22 R4 O Red data signal 23 R3 O Red data signal 24 R2 O Red data signal 25 R1 O Red data signal 26 R0 O Red data s...

Page 107: ...according to the following procedures Refer to the exploded view chapter 10 1 Disconnect the CPU board see exploded views Document No M1051339 11 2 Carefully detach the battery part 22 from the D12 circuit using a screwdriver Locate the new battery Figure 2 Detaching the battery and the battery location 3 Replace the rear cover and the chassis cover 4 Enter Monitor Setup Install Service password 1...

Page 108: ...password 16 4 34 Service View password 26 23 8 Monitor Configuration Choose the correct configuration related to monitor hardware configuration Perform factory reset NOTE MS SS CO2 should always be set to NO 4 Check that all parameters and possible options NET DATA CO2 are working properly 5 Set time date Monitor Setup Set Time and Date and make user configurations 6 Turn the device off for 5 minu...

Page 109: ... and 5V Failure in CPU board Change CPU board Reset output signal in X1 a1 stays in 0V Yes No Display or display control doesn t work Check display and display cable Reset input sgn in conn X1 a3 stays in 0V No Yes Power supply board keeps CPU in reset Check power supply board CPU board stays in reset due to voltage error Check voltages 3 3V 5V and 12V Yes No Yes No Figure 3 CPU board troubleshoot...

Page 110: ...ck the LCD display connection board connectors 2 Check backlight connector Check inverter cable Backlights may be faulty Replace the backlights Backlight inverter may be faulty Replace the inverter board Display is too dim 1 Incorrect brightness adjustment 2 Backlight faulty 3 Backlight inverter faulty 1 Adjust display brightness higher 2 Replace backlight 3 Replace backlight inverter 3 3 Error me...

Page 111: ...Service menu Document No M1051339 15 4 SERVICE MENU There is no service menu available for the CPU board ...

Page 112: ...Datex Ohmeda S 5 Light Monitor Document No M1051339 16 ...

Page 113: ...WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 114: ......

Page 115: ...rk 7 1 3 5 VGA connector X7 9 1 4 Defibrillator synchronisation output 10 1 5 Analog outputs 10 2 SERVICE PROCEDURES 11 2 1 General service information 11 3 TROUBLESHOOTING 13 3 1 Troubleshooting flowchart 13 3 2 Troubleshooting for output voltages 14 4 SERVICE MENU 15 4 1 Power menu 15 4 1 2 Factory test menu 16 TABLE OF FIGURES Figure 1 Power supply board block diagram 2 Figure 2 Power supply bl...

Page 116: ...Datex Ohmeda S 5 Light Monitor Document No 8000060 1 ii ...

Page 117: ...rd Communication takes place on the CMOS level serial communication line Only two signals TXDP and RXDP are used without handshaking The communication speed is 9600 bps The board also drives alarm LEDs according to the messages sent by the CPU board The power supply board also drives the charge indicator LEDs The microprocessor on the power supply board is of the type N87C51FB and the oscillator f...

Page 118: ...ER CPU Serial to parallel Charge Sw itches LEDS WatchDog Keybs and ComWheel DC DC DC DC P5VD P3V3D A D converter EncTemp B1Temp B2Temp B1Voltage B2Voltage LoadVoltage ChargeVoltage Nonvolatile memory Over Voltage Protection FAN P5VC BATT 2 BACKUP BATTERY Figure 1 Power supply board block diagram Document No 8000060 1 2 ...

Page 119: ...kup battery Figure 2 Power supply block diagram Table 1 Module voltages Nom Voltage Voltage Tolerance Output ripple Imax 12VDC 10 4 14 5 V not specified not specified 1 2 8 A 5VDC 5 05 V 3 typ 50 mVpp 2 0 A 3 3VDC 3 33 V 3 typ 50 mVpp 2 0 A 1 Includes the power consumption of 3 3V and 5V module voltages The following parameter units have a 4 kV isolation power supply for patient safety ECG unit ST...

Page 120: ...ure 3 Rear panel connectors and fittings 1 Dust filter 2 Feature connector X3 3 Connector for power adapter X1 4 Printer connector serial X2 5 Mounting attachment 6 7 External VGA connector X7 8 Connector for network location ID plug X6 9 Network connector X5 Document No 8000060 1 4 ...

Page 121: ...rrent limited 4 gnd Ground 1 3 2 Serial interface X2 The connector provides a RS 232 serial communication link with handshaking Pin out of the D9 male connector front view RS 232 Serial communication connector pin assignments Pin Signal I O Description 1 N C 2 RXD I RS 232 data in 3 TXD O RS 232 data out 4 5V O 5V output max 200mA 5 GND Ground 6 N C 7 RTS O Request to Send 8 CTS I Clear To Send 9 ...

Page 122: ... CMOS active high I out max 2 5 mA 4 O P5VD 5V 5V output 3 5 O ANOUT2 ANOUT2 Analog output ch 2 5 V 5 V 6 I O RS485 RS485 RS 485 data AM module bus RS 485 7 GNCOEQ GND signal ground 8 O NCALL NCALL Nurse Call CMOS active high I out max 2 5 mA 9 GNCOEQ GND signal ground 10 O ANOUT3 ANOUT3 Analog output ch 3 5 V 5 V 11 N C N C 12 O 485RST 485RST RS 485 module reset CMOS active low 13 N C N C 14 O RL...

Page 123: ...2 3 specifications 10BASE T with hospital grade approved power and data transformers Network connector front view Ethernet connector pin assignments Pin I O Signal Description 1 O Tx Transmit Data 2 O Tx Transmit Data 3 I Rx Receive Data 4 N C 5 N C 6 I Rx Receive Data 7 N C 8 N C Document No 8000060 1 7 ...

Page 124: ...ns Pin out of the D9 female connector front view Coding element pin assignments Pin I O Signal Description Signal levels 1 O IDCS1 Chip select CMOS 5V 2 O IDCL Clock CMOS 5V 3 I IDDI Data in CMOS 5V 4 O IDDO Data out CMOS 5V 5 O IDPE Protect enable CMOS 5V 6 O P5VD Vcc for the coding element non isolated see module voltages 7 O ECGOUT RESERVED NOT IN USE 8 O NCALL RESERVED NOT IN USE 9 gnd Ground ...

Page 125: ...onnector front view The pin assignments of the VGA connector Pin I O Signal 1 O Red 2 O Green 3 O Blue 4 N C 5 digital gnd 6 analog gnd red 7 analog gnd green 8 analog gnd blue 9 N C 10 digital gnd logic 11 N C 12 N C 13 O Horizontal sync 14 O Vertical sync 15 N C Document No 8000060 1 9 ...

Page 126: ...zation output CMOS active high I out max 2 5 mA 3 O ANOUT0 ECG_OUT 5 V 5 V 4 O ANOUT1 InvBP_OUT 5 V 5 V 1 Actual signal name 2 Signal name seen by user 1 5 Analog outputs There are four separate analog output channels as default they all are off Channel Pin Selection range 1 3 in Signal Out connector ECG or test signals 2 4 in Signal Out connector P1 or test signals 3 5 in feature connector freely...

Page 127: ...ard should be returned to GE Healthcare for repair GE Healthcare is always available for service advice Please provide the monitor serial number full type designation and a detailed fault description CAUTION Only trained personnel with the appropriate tools and equipment should perform the tests and repairs outlined in this section Unauthorized service may void warranty of the unit ...

Page 128: ...Datex Ohmeda S 5 Light Monitor Document No 8000060 1 12 ...

Page 129: ... I 3 1 Troubleshooting flowchart Monitor doesn t start but fan is running Check connectors Measure output voltages of R55 R56 and X7 A25 U R55 3 2 V Pow er Board faulty change board U X7 A25 11 8 V U R56 4 8 V Yes Yes No No No cpu board may be faulty see trouble shooting Yes Figure 4 Power supply board troubleshooting flowchart Document No 8000060 1 13 ...

Page 130: ...Datex Ohmeda S 5 Light Monitor 3 2 Troubleshooting for output voltages 3 3 V GND 12 V 5 VC 5 VD Figure 5 Output voltages on power board Document No 8000060 1 14 ...

Page 131: ...ce password 16 4 34 Service View password 26 23 8 Modules Power Factory Test Battery related data see next page Power Service Batt1 type Batt1 type indicates battery 1 cell type Batt2 type Batt2 type indicates battery 2 cell type Batt1 faults Batt1 faults indicates battery 1 faults Batt2 faults Batt2 faults indicates battery 2 faults Document No 8000060 1 15 ...

Page 132: ...al backup battery Batt 1 2 status Batt 1 2 status indicates battery status bits hexadecimal Pow faults Pow faults indicates power supply board faults h hexadecimal Batt1 temp Batt1 temp indicates temperature of battery 1 Batt2 temp Batt2 temp indicates temperature of battery 2 Enc temp Enc temp indicates temperature of monitor Batt1 volt Batt1 volt indicates cell voltage of battery 1 Batt2 volt Ba...

Page 133: ... full to empty Batt used cap Batt used cap indicates capacity discharged from the battery Remaining capacity last cap used cap Average voltage Average voltage indicates average of the last two load voltage measurements in battery use mode Batt1 cycles Batt1 cycles indicates number of charging times of battery 1 Batt2 cycles Batt2 cycles indicates number of charging times of battery 2 ...

Page 134: ...Datex Ohmeda S 5 Light Monitor Document No 8000060 1 18 ...

Page 135: ...50 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 136: ......

Page 137: ...us connectors 19 2 3 2 Patient panel connectors 20 2 3 3 Test points 21 3 SERVICE PROCEDURES 22 3 1 General service information 22 3 2 Service check 22 3 3 Adjustments and calibrations 34 4 TROUBLESHOOTING 38 4 1 Troubleshooting charts 38 4 1 2 NIBP Troubleshooting 47 4 1 3 LM STP and LM ECG board troubleshooting 48 5 SERVICE MENU 50 5 1 NIBP service menu 51 5 1 1 NIBP calibration menu 52 5 1 2 NI...

Page 138: ...ram 8 Figure 4 LM ECG measurement block diagram 11 Figure 5 Serial communication and Opto Isolation 13 Figure 6 LM STP board block diagram 14 Figure 7 Temperature measurement block diagram 15 Figure 8 Pressure transducer working principle 16 Figure 9 Pulse oximetry measurement block diagram 17 Figure 10 LM STP board EMC covers 23 Figure 11 NIBP troubleshooting flowchart 47 Figure 12 LM STP and LM ...

Page 139: ...d LM STP boards are printed circuit boards that provide general hemodynamic parameters as listed below Letters in the board name stand for NIBP Non Invasive Blood Pressure ECG Electrocardiography Impedance Respiration S Pulse oximetry T Temperature P Invasive Blood Pressure ...

Page 140: ...Datex Ohmeda S 5 Light Monitor 2 Document No 8000060 1 ...

Page 141: ... of anaesthesia on heart function Effects of surgery on heart function See the User s Reference Manual for electrodes positions and other information 2 1 3 Pulse oximetry A pulse oximeter measures the light absorption of blood at two wavelengths one in the near infrared about 900 nm and the other in the red region about 660 nm of light spectrum These wavelengths are emitted by LEDs in the SpO2 sen...

Page 142: ...ndependent of the calibration method pulse oximeter is not able to correctly measure oxygen content of the arterial blood at elevated carboxyhemoglobin or methemoglobin levels Plethysmographic pulse wave The plethysmographic waveform is derived from the IR signal and reflects the blood pulsation at the measuring site Thus the amplitude of the waveform represents the perfusion Pulse rate The pulse ...

Page 143: ...ax Intensity of transmitted light Transmitted light No pulsation Pulsatile blood AC component Variable absorption due to pulse added volume of arterial blood Arterial blood Venous blood Tissue Time Incident light 2 GND I I Figure 1 Absorption of infrared light in the finger and finger sensor parts layout and schematic diagram Document No 8000060 1 5 ...

Page 144: ...ssure To measure invasive blood pressure a catheter is inserted into an artery or vein The invasive pressure setup consisting of connecting tubing pressure transducer an intravenous bag of normal saline all connected together by stopcocks is attached to the catheter The transducer is placed level with the heart and electrically zeroed The transducer is a piezo resistive device that converts the pr...

Page 145: ...5 6 7 8 Figure 2 Side panel connectors 1 2 Mainstream CO2 connector 3 Connectors for invasive pressure lines 4 NIBP hose connector 5 Pulse oximetry sensor connector 6 ECG trunk cable connector also used for impedance respiration measurement 7 Temperature probe connector 8 Signal out connector Document No 8000060 1 7 ...

Page 146: ...ONTROL ZERO VALVE B1 B2 12 VD INTERF SERIAL Figure 3 LM NIBP board functional block diagram Pressure transducers The NIBP board contains two pressure transducers They are of piezoresistive type One is used for measuring the pressure of the blood pressure cuff and the pressure fluctuations caused by arterial wall movement B1 The other is used for detection of cuff hose type cuff loose and cuff occl...

Page 147: ...tants gained during measurements the PC board identification and module serial number Software control Software controls valves and pump In addition to the individual on off signals for each component there is a common power switch for the valves and the pump that can be used at pump valve failures In addition to external reset line the microprocessor system is equipped with its own power up reset...

Page 148: ...parator are dependent on their supply voltage The supply voltages are watched so that when they go too low both exhaust valves are opened and the pump will be stopped If B2 breaks the sw will watch the overpressure with B1 Single case fault does not cause problems and we don t have to care about two case failure In the international safety standard IEC 601 2 30 there are no requirements for mechan...

Page 149: ...ENT OVERLOAD PROTECTION ANALOG SWITCHES LM MODULE BUS ISOLATION uP uP uP SUPPLY VOLTAGES HP Filter uP HP Filter uP HP Filter uP SLEW RATE DETECTOR ANTI ALIAS uP HP Filter uP R L F C N LEAD SELECTION LOGIC Controlled by ECG lead selection signals from uP Resp amplifier Sync Rectifier Amplifier DEFIBRILLA TION DETECTOR uP 31 kHz from uP OPTO COUPLER OPTO COUPLER Sync signal Reset Feedback Figure 4 L...

Page 150: ...een from the following table Lead selection Signal fed between electrodes Signal measured between electrodes I L and R F and ground II F and R L and ground III F and L R and ground may be neutral N in some older cables When the 5 lead cable is used the current source is between L F and the signal is measured from the N independently on the lead selection The respiration amplifier consists of the o...

Page 151: ...nd TXD signals See the principle of serial communication in next figure Send data Receive data R eceive data Senddata Reset m o d u le p r o s e s s o r Opto isolation Patient Isolation R eceive data Senddata Reset m o d u l e p r o s e s s o r Opto isolation Patient Isolation STP Board ECG Board Senddata Receive data R eceive data Senddata Reset m o d u l e p r o s e s s o r NIBP Board Reset Rese...

Page 152: ...ectors Intensities Serial device communication Temp AD Press AD Pox AD Module bus data Reset Module reset Module data Power for module Non volatile memory POX pre amplifier INV PRESS measuring unit TEMP measuring unit POX gain control Red measuring RAM internal 2K external 16K EPROM 48K RS communication Opto isolation Power isolation section Power non isolation section AD converter 8 chn 12 bit IR...

Page 153: ...ltage makes its output spread on both sides of zero Wider output range measurement range means better resolution NTC to AD converter 5Vreference offset A1 0 C 7K357 15 C 3K541 25 C 2K253 38 C 1K301 45 C 984R1 Figure 7 Temperature measurement block diagram Invasive blood pressure measurement unit Isolated and current limited 5 V voltage is supplied to the pressure transducer A differential voltage ...

Page 154: ...intensity is sent forward to amplifier in LED driving circuit LED driving circuit Voltage difference which corresponds to LED current is measured by the differential amplifier circuit and its output is sent back to the processor in 0 to 5 V level There are feedback circuits from LED current measurement and LED intensity control Measured signal preamplification Preamplifier is a current to voltage ...

Page 155: ...er amplification There is a switch to choose the amplification constant LED driving circuit Amplifier IR DC level Red DC level Probe I 5 350mA Level of LED current measurement and feedback circuit Preamplifier Current to Voltage converter Digitally controlled attenuator IRed LED intensity adjustment Red LED intensity adjustment Level of LED current indication to CPU IRed AC signal Red AC signal Tw...

Page 156: ...ion Both LM ECG and LM STP boards have the same kind of switching mode power supply Note that generated isolated voltages are different in LM STP and LM ECG board Both power supplies use the same oscillator which is located on the LM STP board The synchronization signal is transferred to the LM ECG board via a module bus cable The core of the power supply is a PWM controller which controls a FET t...

Page 157: ... P12VD 12 V module voltage 2 15 P12VD 12 V module voltage 3 14 GND Ground 4 13 5 12 6 11 7 10 GND Ground 8 9 ESTPCLK ECG STP power clock 9 8 GND Ground 10 7 P5VD 5 V module voltage 11 6 O TXDM Data to modules 12 5 I RXDM Data from modules 13 4 O RSTM Module Reset 14 3 GND Ground 15 2 I WTP Water trap present 16 1 GND Ground 1 Signals according to CPU board ...

Page 158: ... SpO2 connector SpO2 GREY 6 8 9 0 1 2 4 5 7 3 Pin No Signal 1 Feedback resistor 2 Not connected 3 Ground 4 Sensor identification 5 Sensor identification ground and cable shield 6 LED drive ground 7 LED drive current 8 Input signal current 9 Signal ground 0 Not connected Invasive blood pressure connectors P1 P2 RED 6 8 9 0 1 2 4 5 7 3 Pin No Signal 1 Pressure 2 Pressure 3 Polarisation ground 4 Pola...

Page 159: ...e are voltage test pins both on the LM STP and LM ECG boards Pins and voltages are as follows LM ECG X20 pin 1 5 V pin 2 5 Vref pin 3 12 V pin 4 Gnd pin 5 12 V pin 6 not connected pin 7 Receive Send LM STP X11 pin 1 5 V test pin 2 5 Vref pin 3 7 V pin 4 Gnd pin 5 7 V pin 6 5 V pin 7 Send Receive ...

Page 160: ...thorized service may void warranty of the unit 3 2 Service check Conventions used in this section Names of the keys are written in bold Helvetica typeface for example Normal Screen Selectable menu items are written in bold and italic typeface for example Previous Menu Informative messages displayed on the screen are written in normal typeface but separated with quotation mark for example Please wa...

Page 161: ... repair 1 Check internal parts screws are tightened properly cables are connected properly EMC covers are attached properly Check that all shielding flaps 6 pcs are properly closed Figure 10 LM STP board EMC covers 2 Check external parts the patient panel sticker is intact all connectors are intact and are attached properly both screws on the patient panel are tightened properly Document No 800006...

Page 162: ...Ö P2 Field 4 Ö Resp Previous Menu Digit Fields Lower Field 1 Ö NIBP Lower Field 2 Ö Temp 4 Connect the simulator and check that all needed parameter information is showed on the screen Preset ECG Respiration InvBP and SpO2 measurement settings Menu ECG Resp ECG Setup HR Source Ö AUTO Pacemaker Ö Show Previous Menu Resp Setup Size Ö 1 0 Resp Rate Source Ö AUTO Measurement Ö ON Detection limit Ö AUT...

Page 163: ...hat the power frequency value has been set according to the current mains power frequency Change the setting by selecting Power Freq if necessary 8 In the ECG Setup Menu Connect a 5 lead ECG cable to the monitor Check that the Cable type shows 5elect in the ECG Setup menu If it shows 3elect make sure the used 5 lead ECG cable contains the necessary wiring for cable recognition pins 0 8 and 9 conne...

Page 164: ...d III L LA R RA N LL Leads off Leads off Leads off Check that in any case the correspondence electrode RA LA or LL shows off Electrodes V and RL show off all the time In cases I and N II and R III and L all electrodes show off 11 Connect the leads to a patient simulator The settings and checks with Dynatech Nevada MedSim 300 Patient Simulator ECG BASE BPM Ö 160 ECG PACE WAVE Ö NSR Check that norma...

Page 165: ... NORM RATE Ö 20 OHMS Ö 1 0 RATIO Ö 1 1 APNEA Ö OFF SHIFT Ö OFF Check that the RESP waveform is shown and the RR value is 20 5 Change the position of the BASELINE IMPEDANCE switch and check that appropriate RESP waveform and RR value are shown again within 30 seconds NOTE If no RR value appears check that the lead marked as N or F is connected to the connector marked as LL on the simulator RESP APN...

Page 166: ...ow all OK 15 Check that the Cable and Probe show OFF for channel T1 when no sensor is connected Connect a temperature test plug into the connector TEMP Check that the Cable and Probe for T1 show ON and the temperature value appears on the monitor screen 16 Check the temperature calibrations using temperature test plugs If the deviation on a temperature reading on the screen is more than 0 1 C cali...

Page 167: ...WAVE Ö ATM Restore the normal monitoring screen by pressing the key Normal Screen Connect cables from the channels BP1 and BP2 to the module connectors P1 and P2 Zero the InvBP channels by pressing the key ZERO ALL on the monitor front panel BP 1 WAVE Ö ART BP 2 WAVE Ö CVP Check that appropriate InvBP waveforms are shown and the InvBP values are approximately 120 80 3 mmHg for the channel P1 and 1...

Page 168: ...sure reaches 280 mmHg Highlight Open Exh1 Press the ComWeel and check that the pressure inside the tubing system starts to drop then press the ComWheel again Check the other exhaust valve in the same way by selecting Open Exh2 from the menu If necessary turn the pump on again for a moment to increase the pressure inside the tubing system Highlight Set Valve Press the ComWheel and set the value und...

Page 169: ...e Check from the service view modules NIBP that AD0 0 1 when there is no pressure in cuff If it is not see instructions in section 3 3 Select Pneumatics from the NIBP module menu Keep the pressure manometer connected to the cuff connector Pump up the pressure very slowly and note the value on the manometer when you hear a signal from the loudspeaker The pressure at where the watchdog timer should ...

Page 170: ... mmHg for both transducers Check also what was the pressure inside the NIBP tubing system at 2 seconds after the pump stopped The values beside the text 2 s after stop should be higher than 280 mmHg If either of the values is less check the NIBP tubing system for leakages Return to the normal monitoring mode by pressing Normal Screen 30 Connect an adult NIBP cuff to the cuff connector and disconne...

Page 171: ...uring result 33 Connect an infant cuff to cuff connector and wrap it around your fingers Start NIBP measurement and check that the measurement identifies the cuff i e the text Infant appears in the NIBP digit field Cancel the measurement after the cuff identification For Light Monitor 34 Perform electrical safety check and leakage current test 35 Check that the monitor functions normally after the...

Page 172: ...more than specified an error message is given and the NIBP board should be recalibrated or replaced The calibration can be checked and recalibrated in the NIBP service menu The calibration of the primary pressure channel can also be checked from the NIBP setup menu NIBP NIBP Setup Calibration Check In this case the auto zeroing is performed at start remove hose before entering to ensure atmospheri...

Page 173: ... in the monitor remove it before calibration A Push the switch at the bottom of the device to enable the calibration This enables menu selection Protection The message Calibration switch ON appears B Select Protection OFF in the Calibration menu and push the ComWheel while pressing the calibration switch C Release the switch Menu selection Calibration is now enabled and Protection is disabled When...

Page 174: ...en perform Calibration Check see the preceding page to verify the new calibration Temperature calibration NOTE For the temperature calibration separate accurate test plugs 25 C and 45 C are needed A test set of two plugs is available from GE Healthcare order code 884515 Calibrate the temperature when the measured test values deviate more than 0 1 C and always after LM STP board replacement 1 Enter...

Page 175: ...Main Menu Monitor Setup Install Service Service View Modules 2 Enter Calibrations menu 3 Connect a pressure transducer with a pressure manometer to the P1 P2 connector Choose Calibrate P1 or Calibrate P2 Leave the transducer to room air pressure 4 Push the ComWheel to start zeroing 5 Supply a pressure of 100 mmHg to 300 mmHg to the transducer The recommended pressure is 200 mmHg 6 Set the pressure...

Page 176: ... Weak or unstable oscillation pulses due to Artifacts accurate diastolic pressure difficult to measure Marked arrhythmia Marked drop in diastolic pressure Diastolic pressure difficult to measure Improper cuff position or attachment too few pulses detected weak or unusual blood circulation may give systolic value Check patient condition and retry Check any leaks and retry Use proper size of cuff Ch...

Page 177: ... replace pump check cuff positioning Message Air leakage 1 Hose or cuff leaking Reason cuff damaged cuff connector damaged O ring damaged or missing hose double connector damaged 2 Hose and cuff OK Reason leakage inside the unit tube disconnected or damaged air chamber leaking tubes or valve s damaged 1 Replace cuff Replace cuff connector if the fault is in hose connector replace hose Replace O ri...

Page 178: ...fault in pressure transducer fault in A D converter faulty calibration missing voltages straighten tube remove occlusion replace the NIBP board check calibration recalibrate Message Calibration switch on EEPROM protection switch at the bottom of the module is pressed Enables setting the protection OFF in the Calibration menu Release switch if you are not going to calibrate Message Calibration not ...

Page 179: ...rt circuits Change NIBP board 6 ADC error ADC circuit failure Change NIBP board 7 Watchdog time too short Change NIBP board 8 Watchdog time too long Change NIBP board 9 Watchdog activated Change NIBP board 10 EEPROM checksum error Memory failure Change NIBP board 11 Auto zero range exceeded Calibrate NIBP 12 Communication break Temporal break down of communication from monitor detected Automatic r...

Page 180: ...or electrode skin contact 2 Poor electrode condition 1 Electrodes from different manufacturers are used 2 Too much little gel is used 3 Electrodes are dried out 3 Improper site of electrodes Check that electrodes are not placed over bones active muscles layers of fat 4 Improper skin preparation Remove body hair Clean attachment site carefully with alcohol No ECG trace Waveform not selected on scre...

Page 181: ... with 70 isopropyl alcohol and allow to dry 2 Try other fingers or other probe types Weak signal artifacts 1 Poor perfusion 2 Movement artifacts 3 Shivering Try another place Message NO PULSE Pulse search 20 sec and low SpO2 or low pulse rate Try other fingers Message ARTIFACT Pulse modulation exceeds the present scale Try another place or another probe Message CHECK PROBE DC value not in balance ...

Page 182: ...r software check that Protection is set to ON in the Service Menu Invasive blood pressure TROUBLE CAUSE TREATMENT Abnormally low pressure Transducer wrongly positioned Check mid heart level and reposition transducer No pressure Defective transducer Check transducer No waveform selected on screen Check selected pressure waveforms by entering Main Menu Monitor Setup Waveform Fields and selecting wav...

Page 183: ...n zeroing takes place first Gain is beyond the limits 20 of the default gain Replace the transducer Out of range 40 mmHg Measurement pressure is beyond measurement range Check transducer level Zero the channel Out of range 320 mmHg Measurement pressure is beyond measurement range Check transducer level Zero the channel The patient may also have high pressure Zero adj 100 mmHg Offset when zeroing i...

Page 184: ... electrodes Improper skin preparation Electrodes from different manufacturers are used Too much little gel is used Electrodes are dried out Check that electrodes are not placed over bones active muscles layers of fat Remove body hair Clean attachment site carefully with alcohol Message SMALL RESP CURVE Respiration signal is very small With 3 lead cable try another lead connection I II III or try 5...

Page 185: ...r If OK change pump unit Change pneum atics unit Change pneumatics unit See error code explanation in Service Manual and fix it Switch device off and on again Yes No Fault not in NIBP unit START OK OK Check and replace NIBP board No No Check tubes connectors and valve screws Find leak and fix it OK No No Yes Does ECG and STP work Yes Take m odulebus connector off from ECG and STP board and check i...

Page 186: ...on in service view Monitor Configuration no Remove module bus cable from the NIBP board Does the fault still appear yes Fault not in the STP or ECGR board Check NIBP board and the module bus cable no Enter the Service menu Is STP module ID on the screen Remove module bus cable from the ECGR board yes yes no A B Figure 12 LM STP and LM ECG board troubleshooting flowchart continues next page 48 Docu...

Page 187: ...o R e p la ce th e IN V P tra n sd u ce r a n d IN VP in p u t b o a rd If n o h e lp th en re p la ce th e S T P b o ard C a librate th e T EM P m e a surem e nt n o C a lib ra te the IN V P m e a surem e nt n o D o e s th e T EM P m e a su re m e n t w ork n o D o e s th e IN VP m e a su re m e n t w ork n o Is E C G R m o du le ID o n the scre e n ye s R e p la ce th e E C G R b o a rd n o C h ...

Page 188: ...Datex Ohmeda S 5 Light Monitor 5 SERVICE MENU 1 Press Menu key 2 Select Monitor Setup Install Service password 16 4 34 3 Select Service View password 26 23 8 4 Select Modules 50 Document No 8000060 1 ...

Page 189: ...n service menu function AD0 to AD7 show the values of each eight channels of A D converter Timeouts is a cumulative number that indicates how many times the unit has not responded to the CPU s inquiry Bad checksums is a cumulative number that indicates how many times communication from the unit to CPU has broken down Bad c s by mod is a cumulative number that indicates how many communication error...

Page 190: ...fixed Cancel the test by selecting Active leak test OFF Calibration check After the calibration check is selected ON manually pump pressure into the module and make sure that the same pressure values are shown both on the display and on manometer Pressure of both pressure channels B1 and B2 are shown Note that if the display shows 2 mmHg at zero pressure and if you pumped 200 mmHg into the module ...

Page 191: ...roper zeroing to take place remove the hose from the front panel connector Select Calibration and push the ComWheel Messages ZEROING and ZEROED will appear in the NIBP message field After this a pressure bar will appear beside the menu 3 Connect an external mercury manometer with a pump to the module through the both tubes of the hose Pump up to about 200 mmHg pressure range of 150 to 300 mmHg all...

Page 192: ...show the measured values at Safety Valve test Safety Valve Test Adult Infant Wrap an adult cuff around a pipe and connect the cuff to the monitor Highlight Start test and give the ComWheel a push The test ends automatically or when Stop test appears in place of Start test is pushed Select Adult Infant and Start test once again Result is usually 2 s after stop 150 mmHg Max press indicates the press...

Page 193: ...pens The module counts the time it takes for the pressure to go down from 240 mmHg to 50 mmHg and displays it The test can be manually stopped by selecting Stop test The valve can be adjusted between 0 and 255 0 for fully closed and 255 for fully open First select Set Valve and push the ComWheel See the pulse valve value and adjust it by turning the ComWheel Then push the ComWheel to confirm the v...

Page 194: ...ms Pressure Zero Protect handle Calibr prot 12 V power AD0 to AD7 as well as Timeouts etc Pump Exh1 Valve and Exh2 Valve show their states Pulse Valve shows how much the valve is opened 0 to 255 during Valve Setting Interval 20 mmHg 185 mmHg Checking Select the Start pump at different combinations of the valves open closed and push the ComWheel The module counts the time it takes for the pressure ...

Page 195: ...pping the test NOTE Parameter values in Service Data are for reference only Watchdog data See NIBP service menu in chapter 5 1 for information on general items Pressure Zero Protect handle Calibr prot 12 V power AD0 to AD7 as well as Timeouts etc Watchdog Interval shows the time the 12 Vdirty stays on during the test Adult watchdog time testing Select Test ADULT and push the ComWheel Watchdog inte...

Page 196: ...vailable indicates that ECG hardware is capable of measuring impedance respiration Measurement shows ON when the respriration measurement is on Amp zero shows ON when zeroing of the respiration amplifier takes place Waveform VALUE will be updated in one second interval Timeouts is a cumulative number that indicates how many times the module has not responded to the monitor s inquiry Bad checksums ...

Page 197: ...ed to the cable Under Value the measured numeric values are displayed simultaneously Pressure values are real time values and shown in mmHg Temperature values are shown in Centigrade SpO2 shows measured beat to beat SpO2 value Modpr is a modulation that indicates AC DC ratio in the measured signal Hr is a pulse rate calculated from every beat Cable and Probe can be either OFF or ON and these indic...

Page 198: ...he continuous counting more than 50 per second indicates either a serial communication failure or a board not in place Also LM NIBP LM STP can cause communication errors that cause these numbers rise RAM indicates the state of the external RAM memory ROM indicates whether the checksum at the EPROM is in accordance with the one the software has calculated EEPROM indicates if the values stored in th...

Page 199: ...t config calibrate T1 Set Config and Calibrate T1 selections are available only when protect mode is off Calibrate P1 and calibrate P2 Calibrate P1 and Calibrate P2 are available when pressure transducer is connected to the receptacle on the front panel For calibration instructions please see Chapter 3 3 Adjustments and Calibrations Document No 8000060 1 61 ...

Page 200: ...Datex Ohmeda S 5 Light Monitor 62 Document No 8000060 1 ...

Page 201: ...APPENDIX A Check form 63 Document No 8000060 1 APPENDIX A ...

Page 202: ...Datex Ohmeda S 5 Light Monitor 64 Document No 8000060 1 ...

Page 203: ...OK N A Fail OK N A Fail 1 Internal parts 2 External parts 3 NIBP pump filter 4 Parameter information Notes ECG measurement 5 Board software ECG RESP STP NIBP OK N A Fail OK N A Fail 6 Communication and memories 7 Power frequency 8 Cable recognition 9 Lead detection 10 3 lead cable 11 Test with patient simulator Notes RESP measurement S N 12 RESP measurement recognition 13 Test with patient simulat...

Page 204: ...Test with patient simulator Notes SpO2 measurement S N 21 SpO2 probe detection 22 Test measurement Notes NIBP measurement S N 23 Communication and memories 24 Pump and valves Measured Allowed range 25 Leak test 6 mmHg min 26 Calibration check Measured B1 Measured B2 Allowed range 0 mmHg 9 mmHg 100 mmHg 100 z o 2 mmHg 200 mmHg 200 z o 3 mmHg 260 mmHg 260 z o 4 mmHg z o zero offset at 0 mmHg pressur...

Page 205: ... 290 330 mmHg Max press INFANT 154 165 mmHg 2 s after stop INFANT 154 165 mmHg 30 Cuff related messages 31 Adult cuff detection 32 Test measurement 33 Infant cuff detection Notes For Light Monitor OK N A Fail OK N A Fail 34 Electrical safety check 35 Functioning after electrical safety check 36 Final cleaning Notes Notes Used spare parts Signature ...

Page 206: ......

Page 207: ...707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 208: ......

Page 209: ...3 3 Isolated power supply unit 4 1 3 4 Serial communication 4 1 4 Internal connectors 5 1 5 External connectors 6 2 SERVICE PROCEDURES 7 2 1 General service information 7 2 2 Service check 7 2 2 1 Visual inspection 7 2 3 Adjustments and calibrations 8 2 3 1 CO2 calibration check 8 3 SERVICE MENU 10 3 1 CO2 module menu 10 3 1 2 Sensor menu 11 3 1 3 Pump menu 12 TABLE OF FIGURES Figure 1 CO2 measure...

Page 210: ...Datex Ohmeda S 5 Light Monitor Document No 8000060 1 ii ...

Page 211: ... breaths per minute and generates a corresponding waveform 1 2 1 Mainstream CO2 sensor Mainstream measurement employs a CO2 sensor and an airway adapter in the circuit of intubated patients The CO2 sensor has six basic components an infra red IR source detector chopper wheel heater thermistor and non volatile memory Airway adapter Sampling Chamber Windows Infrared Source Sample Optical Filter Dark...

Page 212: ...ient sample patient sample is used to determine the CO2 concentration in the patient s respiratory gas The dark area of the chopper wheel provides a zero reference for recalibrating the detector with each rotation A heater is used to elevate the CO2 sensor temperature to 42 C to keep the airway windows clear of condensation and maintain a stable detector temperature A thermistor provides temperatu...

Page 213: ...L CO2 MODULE Figure 3 CO2 measurement block diagram 1 3 1 Main processor board The main processor board is based around a 68HC11K1 microprocessor The processor controls the parameter measurement circuitry and sensor heater output The processor also manages the communication with the CPU board 1 3 2 Mainstream daughter board The mainstream daughter board provides the interface to the mainstream sen...

Page 214: ... 4 Serial communication The CO2 module manufactured by Welch Allyn is used in the Light Monitor for CO2 measurement Communication with the host is provided by an asynchronous serial link Signals used in the communication are TXDC and RXDC The TXDC signal is a transmit line from host to CO2 modules and the RXDC signal is a receive line from CO2 module to host ...

Page 215: ...Volts 5 Volt Supply 2 Bias Sensor Detector Minus Bias 3 GND Signal Ground 4 Heater Heater Voltage 5 Heater Heater Voltage 6 GND Signal Ground 7 Heater GND Heater Ground 8 Heater GND Heater Ground 9 Source Source Current Supply 10 EEPROM CS Sensor EEPROM Chip Select 11 5 Volts 5 Volts 12 EEPROM DATA Sensor EEPROM Data 13 Detector Sensor Detector Output 14 Sense Sense Coil Output 15 Bias Sensor Dete...

Page 216: ...ound Return 4 Thermistor 5 Drive Coil 6 Bias 7 Ground Return 8 Detector Output 9 5 Volts 10 Source 11 Ground Return 12 Heater 13 Signal Ground 14 5 Volts 15 EEPROM Clock 16 Sense Coil 17 EEPROM Data 18 EEPROM CS 19 N C 20 Ground Return 1 2 3 4 5 6 8 7 10 11 12 13 14 15 16 17 9 18 19 Document No 8000060 1 6 ...

Page 217: ...ice advice Please provide the monitor serial number full type designation and a detailed fault description CAUTION Only trained personnel with the appropriate tools and equipment should perform the tests and repairs outlined in this section Unauthorized service may void warranty of the unit 2 2 Service check Perform these checks after any service and at least once every six months to keep the moni...

Page 218: ...ugh in the calibration check adapter To check the mainstream CO2 sensor 1 Turn the monitor ON 2 Change the mode of operation to MainSt 3 Change the CO2 units of measure to CO2 4 Fix the mainstream sensor to the patient airway adapter 5 Let the CO2 sensor warm up for 15 minutes 6 At the end of the 15 minute warm up period observe the reading of CO2 in The CO2 reading should be between 0 0 0 3 with ...

Page 219: ...onnections are airtight 2 Performing a calibration check before the sensor is warmed up will cause erroneous CO2 values The sensor must be warmed up to 42 C before a calibration check is performed Allow 15 minutes for the sensor to warm up and repeat the test 3 An insufficient gas flow is a possible cause of error The normal gas flow is 200 ml min 4 A dirty or faulty patient airway adapter CO2 cal...

Page 220: ...ard Default value is 750 mmHg This value is used for converting values between mmHg and Status str Status str tells more specific data concerning alarms Timeouts Timeouts is a cumulative number that indicates how many times the module has not responded to the monitor s inquiry Bad checksums Bad checksums is also a cumulative number that indicates how many times communication from the module to mon...

Page 221: ... cal date hex Last cal date shows the latest calibration date of a sensor in hexadecimal mode pressure mmHg 10 Atmospheric pressure measured by a CO2 board Default value is 750 mmHg This value is used for converting values between mmHg and Status str Status str tells more specific data concerning alarms Timeouts Timeouts is a cumulative number that indicates how many times the module has not respo...

Page 222: ... is 7500 mmHg This value is used for converting values between mmHg and Status str Status str tells more specific data concerning alarms Timeouts Timeouts is a cumulative number that indicates how many times the module has not responded to the monitor s inquiry Bad checksums Bad checksums is also a cumulative number that indicates how many times communication from the module to monitor has broken ...

Page 223: ...50 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 224: ......

Page 225: ...ABLE OF CONTENTS ISOLATION POWER SUPPLY UNIT FOR CO2 UNIT TABLE OF CONTENTS i 1 FUNCTIONAL DESCRIPTION 1 1 1 General 1 1 2 Connectors 2 2 SERVICE PROCEDURES 3 2 1 General service information 3 3 TROUBLESHOOTING 4 3 1 Troubleshooting flowchart 4 ...

Page 226: ...Datex Ohmeda S 5 Light Monitor Document No 8000060 1 ii ...

Page 227: ...ion Input voltage range is 10 0 15 0 V Output voltage is regulated to 10 0 V 2 5 In the case of malfunction of feedback circuit output voltage is limited to 11 0 V Isolation power supply can be shut down for power saving by the host if CO2 measurement is not used Figure 1 Block diagram of CO2 isolation supply unit Document No 8000060 1 1 ...

Page 228: ...ound 3 GNDF Signal ground 4 10V 10V output voltage 5 TXDF Data from CO2 unit TTL level 6 RXDF Data to CO2 unit TTL level Host connector X2 Pin No Signal Description 1 WTP SideStream Water Trap present 2 GND Signal ground 3 GND Signal ground 4 12V 12V input voltage 5 TXD Data to CO2 unit TTL level 6 5V 5V digital voltage 7 SHD Shut down 8 RXD Data from CO2 unit TTL level ...

Page 229: ...d The boards should be returned to GE Healthcare for repair GE Healthcare is always available for service advice Please provide the monitor serial number full type designation and a detailed fault description CAUTION Only trained personnel with the appropriate tools and equipment should perform the tests and repairs outlined in this section Unauthorized service may void warranty of the unit ...

Page 230: ...ooting flowchart CO2 measurement doesn t operate Check that CO2 measurement is selected ON MS or SS in CO2 menu 10V output voltage still missing Unit OK Measure X2 4 and X2 6 Voltages OK Yes CPU board may be faulty No X2 7 Lo Yes CPU board may be faulty No CO2 pow er faulty Yes X2 4 10 15VDC X2 6 5VDC No Figure 2 Power supply board troubleshooting flowchart Document No 8000060 1 4 ...

Page 231: ...ce Document No 890201 5 July 2005 Datex Ohmeda Inc P O Box 7550 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

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Page 233: ...eral 3 3 2 Connectors 3 3 2 1 Rec board connector X1 3 3 2 2 Rec board connector X2 4 4 SERVICE PROCEDURES 5 4 1 General service information 5 4 2 Planned maintenance 5 4 2 1 Visual inspection 5 4 2 2 Functional checks 5 4 3 Disassembly and reassembly 6 5 TROUBLESHOOTING 7 5 1 Troubleshooting chart 7 5 2 Error messages 7 6 SERVICE MENU 8 Document No 890201 5 i ...

Page 234: ...Datex Ohmeda S 5 Light Monitor Document No 890201 5 ii ...

Page 235: ...Light Monitor LIght Solo N LREC provides real time printing of waveform and numerical data and printing up to 12 hours trend data NOTE Printings on thermal paper may be destroyed when exposed to light heat alcohol etc Take a photocopy for the archive Document No 890201 5 1 ...

Page 236: ... resolution Vertical 8 dots mm 200 dots in Horizontal 32 dots mm 800 dots in at speed of 25 mm s and slower 16 dots mm 400 dots in at speed of 50 mm s Paper width 50 mm Printing width 48 mm Traces Selectable 1 2 or 3 traces Print speed 12 5 25 and 50 mm s Document No 890201 5 2 ...

Page 237: ...on with the host processor on the CPU board takes place in TTL level serial communication The TTL level reset signal RST is active when either the host reset or host power up reset is active 3 2 Connectors 3 2 1 Rec board connector X1 Pin I O Signal 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 O I I O O I SYNC Ground RST RXD Ground TXD CTS Ground RTS 5 VDC Ground 12 VN 12 VN 12 VN 12 VN Ground Document ...

Page 238: ... O I O I N C TXD N C N C N C N C N C N C N C RXD CTS N C RST N C N C SYNC N C RTS N C N C N C N C N C N C N C B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 N C N C N C 5 VC 5 VC Ground Ground Ground Ground Ground Ground Ground Ground Ground Ground Ground Ground 12 VN 12 VN 12 VN 12 VN 12 VN 12 VN 12 VN 12 VN Not used Document No 890201 5 4 ...

Page 239: ...on If the monitor housing is open check that the recorder board is not loose and that the ribbon cable is properly attached 4 2 2 Functional checks 1 Insert the recorder into the monitor Turn the power on No error message appears 2 Check the functions of the Start Stop key on the recorder 3 Press the Menu key Enter Recorder Recorder Setup Choose 6 25 mm s as paper speed and 30 seconds as recording...

Page 240: ...ding to the following procedure Turn the monitor off and remove the power adapter cable Install the recorder and tighten the screws on the back wall of the paper slot Insert the paper roll and close the recorder cover Perform functional checks described in chapter 4 2 2 Document No 890201 5 6 ...

Page 241: ... active Place the paper on a hard surface and draw a line with a finger nail A dark line appears on the active thermal side 5 2 Error messages MESSAGE EXPLANATION Recorder out of paper Release paper jam or insert a roll of paper into the recorder Recorder cover open Close the recorder cover correctly Recorder thermal array overheat Recorder overheated Stop using and cool it down Recorder input vol...

Page 242: ...Datex Ohmeda S 5 Light Monitor 6 SERVICE MENU There is no service menu available for the recorder Document No 890201 5 8 ...

Page 243: ... notice Document No M1051340 September 2005 Datex Ohmeda Inc P O Box 7550 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 244: ......

Page 245: ... 3 FUNCTIONAL DESCRIPTION 3 3 1 General 3 3 2 Connectors 3 4 SERVICE PROCEDURES 4 4 1 General service information 4 4 2 Disassembly and reassembly 4 4 2 1 Changing output cable 5 5 TROUBLESHOOTING 6 5 1 Troubleshooting chart 6 6 SERVICE MENU 7 TABLE OF FIGURES Figure 1 Power adapter 3 Figure 2 Opening the power adapter 4 Figure 3 Output cable location 5 ...

Page 246: ...Datex Ohmeda S 5 Light Monitor and Light Solo Document No M1051340 ii ...

Page 247: ...r converting the mains voltage from the 220 240 100 120 Vac to voltages used by the monitor 12 5 18 5 Vdc NOTE Before use check that the voltage range is selected properly The voltage selection switch has two positions Window shows Voltage range in use 115 V 110 120 V 230 V 220 240 V Document No M1051340 1 ...

Page 248: ...s W D H 115 175 55 mm 4 5 6 9 2 2 Weight 0 9 kg AC voltage range and frequencies 220 240 100 120 V 50 60 Hz Allowed AC voltage fluctuations 100 V 10 120 V 10 220 V 10 240 V 10 DC voltage 12 5 Vdc and 18 5 Vdc Protection class Class I Safety standards IEC 601 1 CSA 2601 1 Grounding Hospital grade ...

Page 249: ...mA constant current source for battery charging The green LED in the secondary end indicates whether the power adapter is energized Chassis and secondary ground are connected to the protective earth PE 4 kV isolation 18VDC 12VDC L N PE F1 F2 Primary Secondary Figure 1 Power adapter 3 2 Connectors Secondary cord Pin Signal 2 1 3 4 1 2 3 4 12V GND 18V GND Document No M1051340 3 ...

Page 250: ...for repair 4 2 Disassembly and reassembly Only open the frame to exchange fuses or output cable other service procedures are not allowed Refer to figure 2 1 Remove the four screws from the primary end of the power adapter 2 Remove the grounding wire attached to the cover plate 3 Remove the four screws from the secondary end of the power adapter 4 Pull out the main PCB Fuses are located inside the ...

Page 251: ... the end plate 3 Solder PCA connector which came with the new cable to the PCA as shown in figure 3 4 Place the new cable and strain relief on its position on the end plate and connect the cable connector to the PCA connector 5 Reassemble the frame as described in previous chapter and test that the monitor works and charges batteries with power adapter Figure 3 Output cable location Document No M1...

Page 252: ... 5 Light Monitor and Light Solo Document No M1051340 6 5 TROUBLESHOOTING 5 1 Troubleshooting chart TROUBLE CAUSE TREATMENT Green LED is off Mains not connected Check power cord Green LED is off Blown fuse Check fuses ...

Page 253: ...Service menu Document No M1051340 7 6 SERVICE MENU There is no service menu available for the power adapter ...

Page 254: ...Datex Ohmeda S 5 Light Monitor and Light Solo Document No M1051340 8 ...

Page 255: ...out notice Document No 890200 5 July 2005 Datex Ohmeda Inc P O Box 7550 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 256: ......

Page 257: ...3 3 2 Connectors 4 3 2 1 Battery module connector 4 3 2 2 Battery connector 4 4 SERVICE PROCEDURES 5 4 1 General service information 5 4 2 Planned maintenance 5 4 3 Installing the battery module 6 5 TROUBLESHOOTING 8 5 1 Troubleshooting chart 8 5 2 Messages 8 5 3 Battery error messages on Light Solo 9 5 4 Battery error messages on Light Monitor 11 6 SERVICE MENU 12 Document No 890200 5 i ...

Page 258: ...Datex Ohmeda S 5 Light Monitor and Light Solo Document No 890200 5 ii ...

Page 259: ...LBAT 1 INTRODUCTION The Battery Module F LBAT can be used with S 5 Light Monitor and Light Solo monitors F LBAT includes two rechargeable batteries The batteries can easily be removed and replaced Document No 890200 5 1 ...

Page 260: ...e Dimensions W D H 290 150 40 mm 11 5 5 9 1 6 Weight 0 5 kg without batteries 2 2 Battery Related to p n 887753 Dimensions W D H 58 278 32 mm 1 1 10 9 1 2 Weight 0 7 kg Type NiCd Charging time 3 5 hours for each battery Nominal voltage 13 2 V Capacity 1 8 Ah Document No 890200 5 2 ...

Page 261: ... monitor is battery driven with two batteries one battery is always discharged first Less charged battery is discharged first The batteries are charged with a constant current limited by external power supply A battery has a non volatile memory for capacity meter ID status and fault information NiCd cells Memory capacity meter status faults ID T LM battery Batt voltage Temperature 5 V clk data Fig...

Page 262: ...ery 1 charge led drive 5 V monitor voltage Ground Battery 1 voltage Battery 1 voltage Ground Ground Battery 2 voltage Battery 2 voltage Battery 2 temperature Battery 2 present Ground Battery bus clock Battery 2 charge led drive Ground Battery 1 voltage Battery 1 voltage Ground Ground Battery 2 voltage Battery 2 voltage 3 2 2 Battery connector Pin I O Signal Function 1 2 3 4 5 6 7 8 I O I I O O 12 ...

Page 263: ...cription CAUTION Only trained personnel with appropriate equipment should perform the tests and repairs outlined in this section Unauthorized service may void warranty of the unit 4 2 Planned maintenance If the monitor is used mostly with mains power charge and discharge the battery completely two times every three months according to the following procedure 1 Plug in the monitor and wait until bo...

Page 264: ...and the monitor Loosen the four screws in the bottom plate of the monitor and pull the plate out of the monitor Place empty module frame under the monitor so that the D connectors match Tighten the four screws and lift the monitor up to the normal position Insert the batteries into the battery slots in the battery frame Connect the monitor to the mains power Verify that one of the battery charge s...

Page 265: ...ttery status is displayed and no error messages appear Disconnect the monitor from the mains power and verify that the monitor operates with both batteries To do this test one battery at a time On Light Monitor Figure A Operating Figure B Charging Charge the batteries full before using the monitor Document No 890200 5 7 ...

Page 266: ... power supply and battery capacity is decreased Discharge and recharge battery See planned maintenance 5 2 Messages MESSAGE EXPLANATION Batt Low Less than 10 min of battery time left Batt I II Removed Battery from slot I II has been removed Discharge battery changed Monitor switches from one battery to the other because 1 the other is fully discharged or 2 the other is removed if used Charging Bat...

Page 267: ...s error codes on display and in service view BCOM BDATA TEMPFLT CELLFLT Error n on display Service Page 0h X 1 1h X 4 4h X X 5 5h X 8 8h X X 9 9h X X 12 Ch X X X 13 Dh X 16 10h X X 17 11h X X 20 14h X X X 21 15h X X 24 18h X X X 25 19h X X X 28 1Ch X X X X 29 1Dh Document No 890200 5 9 ...

Page 268: ...ing set Table 1 bold text BCOM either poor contact in the battery module or battery memory failure Try in another battery slot BDATA Normally this does not appear alone This will be reset after following procedure Recharge the battery to full discharge completely empty and start recharging again TEMPFLT either poor contact inside the battery module or a real temperature failure Temperature out of ...

Page 269: ...Battery Module F LBAT 5 4 Battery error messages on Light Monitor See explanation from Power Supply Unit Part II slot 2 4 Service Menu 4 1 Power Menu Power Service Document No 890200 5 11 ...

Page 270: ...Datex Ohmeda S 5 Light Monitor and Light Solo 6 SERVICE MENU Please refer to the service menu for the Power supply unit in part II the slot 2 Document No 890200 5 12 ...

Page 271: ...nge without notice Document No 896192 1 July 2005 Datex Ohmeda Inc P O Box 7550 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 272: ...of operation Degree of protection against harmful ingress of water as detailed in the IEC 60529 IPX0 ordinary equipment Classification according to EU Medical Device Directive The monitor is classified as IIb Responsibility of the Manufacturer GE Healthcare Finland Oy GE is responsible for the effects on safety reliability and performance of the equipment only if assembly operations extensions rea...

Page 273: ...s 3 2 3 Mechanical specifications 3 2 4 Battery specifications 3 3 FUNCTIONAL DESCRIPTION 4 3 1 General 4 3 2 Parts of the charger 4 3 3 Charging 5 3 3 1 General 5 3 3 2 Charge initalization 5 3 3 3 Discharging 5 4 SERVICE PROCEDURES 6 4 1 General service information 6 4 2 Disassembly and reassembly 6 4 3 Installation 6 4 4 Operation 6 5 TROUBLESHOOTING 7 6 SERVICE MENU 8 7 SPARE PARTS 8 7 1 Light...

Page 274: ...Datex Ohmeda S 5 Light Monitor and Light Solo Document No 896192 1 ii ...

Page 275: ...shing symbol on the panel indicates warning Error indicator refer to chapter Troubleshooting later in this manual on the rear panel indicates the warnings For indoor use only Electric shock hazard Do not open the charger Refer servicing to qualified personnel Disconnect from the mains power and remove both batteries before servicing and cleaning Do not immerse in liquid or allow any liquid to ente...

Page 276: ...te Use only with the Light Monitor Battery Module or Light External Battery Charger Discharge and charge batteries fully in every 3 months to restore full capacity Ni Cd Battery packs contain heavy metal cadmium chemical symbol Cd and in case of disposal must be separated from other waste according to local regulations Ni Cd Battery packs contain Ni Cd and they can be recycled Document No 896192 1...

Page 277: ... VAC Max input power 90 VA Mains frequency 50 60 Hz Charge current 1 7 A 10 Discharge current 0 6 A 10 Typical charging time 1 h per battery 1 8 Ah Fuses 2 T2AH 250 V 5 20 mm p n 511200 letter H stands for high breaking capacity 2 3 Mechanical specifications Weight 2 0 kg without batteries Size W D H 150 295 100 mm 5 9 11 6 3 9 inch Material ABS PC Al 2 4 Battery specifications The charger is desi...

Page 278: ...icators of five LED steps indicating the remaining capacity of the battery Bar also indicates whether a battery is being discharged or recharged Fault situations are indicated by red LEDs The charger can be used with the 100 240 VAC mains voltages 50 60 Hz There is a green LED indicating that the charger is energized and ready to operate 3 2 Parts of the charger 2 3 4 4 1 5 1 Figure 1 Front panel ...

Page 279: ...ther is possible simultaneously 3 3 2 Charge initalization Before charging phase is allowed to start following checks have to be passed Tbattery 10 C battery cell temperature isn t too low Tbattery 40 C battery cell temperature isn t too high Ubattery 10 V if not battery might be deeply discharged and fast charge is prohibited Battery is trickle charged until voltage limit is reached Ucharge 22 V ...

Page 280: ...he unit serial number full type designation and detailed fault description CAUTION Only trained personnel with appropriate equipment should perform the tests and repairs outlined in this section Unauthorized service may void warranty of the unit 4 2 Disassembly and reassembly See available spare parts in chapter 7 Spare Parts 4 3 Installation See User s Reference Manual 4 4 Operation See User s Re...

Page 281: ...ashing error indicators The battery may be out of specified temperature 0 40 C 32 104 F or it may be damaged Keep the battery in room temperature at least half an hour to reach the specified temperature 1 Remove the battery from the slot and insert it back again If the error indicator is illuminated continuously the battery may be damaged 2 Remove the battery from the battery slot and insert it in...

Page 282: ... 1 Light external battery charger N LCHGR revision 00 and 01 Item Item description Order No 9 Fan 5 V DC revision 00 896114 9 Fan 12 V DC revision 01 896936 21 Primary fuses 2 T2AH 250 V 5 20 mm 511200 Medical power board fuse 2 5 A 511181 2 Charger board revision 00 894789 2 Charger board revision 01 896387 15 Chopper power board Condor 90480 LED board 894851 Document No 896192 1 8 ...

Page 283: ...External Battery Charger N LCHGR 7 2 Exploded view Document No 896192 1 9 ...

Page 284: ...Datex Ohmeda S 5 Light Monitor and Light Solo Document No 896192 1 10 ...

Page 285: ... REV 01 Datex Ohmeda Inc P O Box 7550 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 286: ......

Page 287: ... socket 4 3 3 Network option 4 3 3 1 Network controller 4 3 3 2 Network controller configuration EEPROM 4 3 3 3 Communication memory 4 3 3 4 Clock 4 3 3 5 Signal filtering and isolation 4 3 3 6 Network connector RJ 45 4 3 3 7 Network status LEDs 5 3 3 8 Coding element interface 5 4 CONNECTORS AND SIGNALS 6 4 1 Network connector 6 4 2 Coding element interface 6 4 3 ISA bus connector X2 6 4 4 DataCa...

Page 288: ...Datex Ohmeda S 5 Light Monitor Document No 8000060 1 ii ...

Page 289: ...a new monitor with the patient enabling continuous data collection The files created in DataCard are MS DOS1 compatible DataCard option supports only PCMCIA2 ATA specification compatible flash memory cards Network option Network option N LNET or N LDNET enables connecting the S 5 Light Monitor to the Datex Ohmeda Network 1 MS DOS is a trademark of Microsoft Corporation 2 Personal Computer Memory C...

Page 290: ...ctor DataCard option PC Card socket one socket type II Data storage capacity 2 days of continuous physiological data trends File system MS DOS compatible DataCard PCMCIA ATA compatible flash memory card 6 MB Network option Network interface 10BASE T Isolation Hospital grade approved data transformer Coding element interface Yes Accordance with standards IEEE 802 3 IEC 601 1 1 ...

Page 291: ...NTERFACE ISA BUS ISA BUS ID PLUG 3 2 DataCard option 3 2 1 PCMCIA host adapter DataCard connection is designed using single chip controller CL PD6710 D2 by Cirrus Connection meets PCMCIA 2 1 specifications Controller is connected to CPU board s ISA bus via a100 pin connector X2 3 2 2 Voltage switching matrix DataCard receives its supply voltage 3 3 V or 5 V from voltage switching matrix LTC1472 D1...

Page 292: ... Ethernet address and initializing the controller there is a serial EEPROM programmed by manufacturer Ethernet address in the EEPROM is unique 3 3 3 Communication memory For transmit and receive buffers there are two 32 kB SRAM circuits Reading from the receive buffer and writing to the transmit buffer is done by CPU via Network controller The network controller maintains the state of the buffers ...

Page 293: ...not been broken The states of these LEDs can be checked by detaching the DataCard cover plate on top of the recorder or detaching the recorder or its cover plate NOTE Do not detach insert a recorder when the monitor is switched ON 3 3 8 Coding element interface The coding element interface is connected to the CPU board via Ethernet board The communication channel between the coding element and the...

Page 294: ...nitor Document No 8000060 1 6 4 CONNECTORS AND SIGNALS 4 1 Network connector See Power Supply Unit chapter 1 3 4 4 2 Coding element interface See Power Supply Unit chapter 1 3 4 2 4 3 ISA bus connector X2 See CPU chapter 1 2 4 ...

Page 295: ...CA19 O Address 15 WE O Write Enable 49 CA20 O Address 16 RDY I Ready 50 CA21 O Address 17 CVCC Power Supply 51 CVCC Power Supply 18 CVPP Programming Voltage 52 CVPP Programming Voltage 19 CA16 O Address 53 CA22 O Address 20 CA15 O Address 54 CA23 O Address 21 CA12 O Address 55 CA24 O Address 22 CA7 O Address 56 CA25 O Address 23 CA6 O Address 57 5V_DET I 5V Detect 24 CA5 O Address 58 RST O Reset 2...

Page 296: ...hould be returned to GE Healthcare for repair GE Healthcare is always available for service advice Please provide the unit serial number full type designation and a detailed fault description CAUTION Only trained personnel with appropriate tools and equipment are allowed to perform the tests and repairs outlined in this section Unauthorized service may void warranty of the unit ...

Page 297: ...e monitor Identification plug The identification plug is defective or uninitialized The plug cannot be used Check network connectors message shows on the monitor screen Identification plug There is no identification plug properly attached to the monitor Identification plug The Identification plug is defective or uninitialized The plug cannot be used See network service page for details Network pri...

Page 298: ...Light Monitor 7 SERVICE VIEW 1 Press the Menu key 2 Select Monitor Setup 3 Select Install Service password 16 4 34 4 Select Service View password 26 23 8 5 Select Monitor 6 Select Communication Document No 8000060 1 10 ...

Page 299: ...of transmitted bytes since last cold start CRC errors CRC Number of received packets with incorrect checksum Frame errors Frame Number of received packets with incorrect frame structure Refers to physical layer problems An erroneous packet often has both frame and CRC error Transmission errors Transm Number or errors in packet transmission Internal errors Intern Internal error of the network board...

Page 300: ... ethernet address Connections Names of DEICs connected DMA packets Total number of DMAs to from controller not seen on figure above Lost IRQ packets Number of lost IRQ packets 7 2 Computer interface menu Computer If Computer If displays interface related service data Document No 8000060 1 12 ...

Page 301: ...cument No 8000060 1 13 8 EARLIER REVISIONS PC E Board 891437 Rev 0 Functionally same as 891437 Rev 1 PC Board 894697 There are no earlier revisions of PC Board E Board 894698 There are no earlier revisions of PC Board ...

Page 302: ...Datex Ohmeda Light Monitor Document No 8000060 1 14 ...

Page 303: ...ce Datex Ohmeda Inc P O Box 7550 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 304: ......

Page 305: ... 6 2 2 5 Back cover unit 896908 7 2 2 6 CO2 Mainstream option N LCM 8 2 2 7 Connector panels and push buttons 9 2 2 8 Display unit 11 2 2 9 Chassis 12 2 2 10 Recorder unit 13 2 2 11 Pneumatic unit 14 2 2 12 NIBP unit 15 2 2 13 Pump unit 16 2 2 14 Parameter unit 17 2 3 Light Monitor Recorder N LREC 18 2 4 Light Monitor Power Adapters N LPOW 18 2 5 Light Monitor Battery Module F LBAT 18 2 6 Light Ex...

Page 306: ...Datex Ohmeda S 5 Light Monitor This page intentionally left blank Document No M1051358 ii ...

Page 307: ...d cannot be adjusted in the monitor Patients name can be entered in the Patient Data menu to be displayed on the Information Center s IC and the monitor s screen and printed on the laser printouts Measured and entered patient data can be viewed on the IC Measured patient data and alarms can be viewed on other Datex Ohmeda S 5 monitoring systems but not vice versa N LNET DataCard Network Option Inc...

Page 308: ...backlight replacement or repair you may return the monitor to be repaired at GE Healthcare If you can provide a dust free environment follow the instructions below NOTE Do not touch the backlight lamps with hands NOTE Wear a static control wrist strap and soft cotton gloves dust free when handling the LCD Display parts Do not touch connector pins NOTE If the LCD Display unit is broken handle it ca...

Page 309: ...mps for F LM P 1 rev 03 M1055863 27 Front cover 898366 37 PT screw M3x8 7 pcs 628712 Item Item description Order No 7 Recorder Unit 892510 9 Fan 892539 10 PCB housing 892514 12 Cross cyl head screw M3x6 tufflock 18 pcs 617210 14 Battery cable LM 887653 18 Fan bracket LM 886711 30 Locking rib 546843 40 Locking bar 546983 41 Screw cross M2 5x6 STZN 2 pcs 617120 42 PC E board 891437 42 PC board 89469...

Page 310: ...8 pcs 617210 14 Battery cable LM 887653 18 Fan bracket LM 886711 30 Locking rib 546843 40 Locking bar 546983 41 Screw cross M2 5x6 STZN 2 pcs 617120 42 PC E board 891437 42 PC board 894697 42 E board 894698 44 ID cable 892524 45 Connector board 10 Base T F LMP1 892996 50 N LCM Mainstream Module assembly 893373 D SYNC four pin cord connector 546286 Document No M1051358 4 ...

Page 311: ... LMP1 891258 4 Serial I O board LM1 891511 5 SpO2 input board LM1 891255 12 Cross cyl head screw M3x6 tufflock 5 pcs 617210 13 POW cable LM 892081 17 PT screw M3x10 628703 36 Loudspeaker unit LM1 892545 30 Locking rib 546843 32 PT screw M2 5x10 628708 35 PCB housing cover F LM P 1 03 M1054585 Document No M1051358 5 ...

Page 312: ...Bottom plate 896687 26 Patient connector plate LM1 891131 26 Patient connector plate LMP1 891132 26 Patient connector plate LM1 N LCM 891133 26 Patient connector plate LMP1 N LCM 891134 28 ComWheel knob LM1 896291 HEL 33 Cross cylinder head screw M4x10 6 pcs 61752 34 Screw cross rec c s h M4x6 stcr bla 2 pcs 61647 b Contact Datex Ohmeda for device plate Document No M1051358 6 ...

Page 313: ...Spare parts 2 2 5 Back cover unit 896908 Item Item description Order No 1 Shaft bar 886728 a 2 Rear enclosure 896690 3 Handle 896688 4 Lock ring 63900 a 6 Interlock 888932 a Document No M1051358 7 ...

Page 314: ... 891142 6 Board holder 891143 7 Insulant bushing 891144 8 Board rest 892527 9 Ferrite holder 894480 10 Ferrite ring for flat cable 20 pole 304511 11 Screw 616263 12 Cross cyl head screw M3x6 tufflock 617210 13 PT screw 2 2x8 628701 15 Insul nylonpost 13x6 5 M3 male female 640445 16 1 CO2 Main board 902403 a 16 2 Mainstream board 902402 a 16 3 Flex cable 902401 a CO2 Mainstream assembly 893373 Docu...

Page 315: ...nnector panel NL 896749 896759 66 Connector panel DE 896747 896757 66 Connector panel FR 896748 896758 66 Connector panel SV 896754 896764 66 Connector panel DA 896755 896766 66 Connector panel FI 896753 896763 66 Connector panel ES 896750 896760 66 Connector panel PT 896752 896762 Item Item description Order No F LM1 N LCM Order No F LMP1 N LCM 66 Connector panel EN 896767 896777 66 Connector pan...

Page 316: ...Datex Ohmeda S 5 Light Monitor 65 66 64 Document No M1051358 10 ...

Page 317: ...ate F LM1 03 M1036458 S 3 Dual DC AC backlight inverter for display M1035288 M1035384 4 User Interface Cable F LM P 1 03 M1054389 5 Inverter Cable F LM P 1 03 M1039153 6 SCREW RUUVI RISTIURA LIERI K STZN M3x6 TUFFLOCK 617210 Display unit for F LM1 rev 03 incl CPU board M1055571 1 2 3 4 5 6 Document No M1051358 11 ...

Page 318: ...1 CPU Board for F LM1 03 M1038993 S Battery for SRAM Timekeeper 197230 2 Power Supply Board 891120 3 Board holder F LM1 M1053889 S 4 Isolation plate 887992 5 Cross cyl head screw M3x6 tufflock 9 pcs 617210 a The part is recommended for stock 1 5 2 5 3 4 Document No M1051358 12 ...

Page 319: ... description Order No 1 Recorder board 892511 2 Connector board 891135 3 Recorder housing 891097 4 VGA cable 892528 5 Block screw D female 2 pcs 546096 6 Cross cyl head screw M3x6 tufflock 7 pcs 617210 Paper holder 90351 Document No M1051358 13 ...

Page 320: ...tem description Order No 1 NIBP damping chamber 888240 2 Magnetic valves 4 pcs 894508 3 O ring 65340 4 PT screw 2 5x20 mm 628718 5 Washer STZN M2 5 63606 6 PT screw M1 5x14 0 55 mm 628715 7 Check Valve 58542 Silicon tube 3 18 6 35 73375 Document No M1051358 14 ...

Page 321: ...d LM1 890658 a 3 Pump unit 892518 a 4 Screw cross rec cylind h stzn M3x25 61742 5 Pneumatic unit 892517 a 6 PT screw M3 8 628712 7 NIBP pump filter LM1 57142 a 8 Pressure sensor 16539 Clip for pressure sensor 64036 9 Tube silicon 3 18 6 35 mm 73375 Document No M1051358 15 ...

Page 322: ...2 13 Pump unit Item Item description Order No 1 Air pump 573101 2 Clip for pump 2 pcs 888231 3 Crimp 546499 4 Insulator plate 892301 5 EMC lower side 888232 6 EMC cover side 888234 X1 Connector wire 4 way 54843 Document No M1051358 16 ...

Page 323: ...547 5 DSYNC connector 891548 6 NIBP unit 892519 7 Module cable 892526 8 Patient connector frame 896294 11 Insulator for Temp connector 891146 12 Locking rib 546843 13 Cross cyl head screw M3x6 tufflock 2 pcs 617210 14 PT screw M2 5 10 2 pcs 628708 15 PT screw M3 8 2 pcs 628712 16 NIBP hose connector 64654 17 InvBP input board 891258 Document No M1051358 17 ...

Page 324: ...dule Frame 8000566 NiCd Battery 13 2 V 1 8 Ah 896895 a Pad 65145 a The part is recommended for stock 2 6 Light External Battery Charger N LCHGR revision 00 and 01 Item Item description Order No Medical power board fuse 2 5 A 511181 a LED board 894851 a 2 Charger board revision 00 894789 a 2 Charger board revision 01 896387 a 9 Fan 5 V DC revision 00 896114 a 9 Fan 12 V DC revision 01 896936 a 15 C...

Page 325: ...Spare parts Document No M1051358 19 ...

Page 326: ...548 Battery Module DSYNC connector Backup Battery 893360 MS receptacle Water Trap Sensing X4 893364 X3 ECG Input Board 891544 X8 TEMP cable 891547 SP O2 Input Board 891255 InvBP Input Board 891258 Parameter Unit 892515 X5 Speaker 892545 X7 Rec Unit 892510 X3 VGA Connector 892528 X4 PC E Board 891437 X1 Net ID Connector 892524 X1 892526 CO2 Power Supply 891270 RS Board 891511 X4 Net Connector 89299...

Page 327: ...APPENDICES APPENDICES Installation Guides for N LCM N LDNET N LDATA and N LNET Method of Replacing the Lamp Unit LCD Backlight ...

Page 328: ...Datex Ohmeda S 5 Light Monitor This page intentionally left blank ...

Page 329: ...hout notice Document No 896551 2 November 2000 Datex Ohmeda Inc P O Box 7550 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 330: ......

Page 331: ...ded 1 1 3 Parts needed 1 2 CONFIGURATION AND TESTS 2 2 1 Mainstream CO2 configuration and test 2 TABLE OF FIGURES Figure 1 Parts 3 Figure 2 CO2 hardware 3 Figure 3 Installing the module 4 Figure 4 Flex cable 4 Figure 5 CO2 connector 5 Figure 6 Flex cable position 5 Figure 7 Flex cable and the EMI filter 6 Figure 8 Flex cable connection 6 Figure 9 Testing the monitor 7 Document No 896551 2 i ...

Page 332: ...Datex Ohmeda S 5 Light Monitor Document No 896551 2 ii ...

Page 333: ...mately one to one and a half hour 1 2 Tools needed Cross head screwdriver and pliers 1 3 Parts needed 891133 Patient connector plate 1 pc 891134 Patient connector plate 1 pc 893373 Co2 mainstream assembly 1 pc 304511 EMI filter ferrite ring for flat cable 1 pc 617210 Cross cyl head screw M3x6 tufflock 3 pc 640445 Insulate nylonpost 13x6 5 M3 Male Female 1 pc 902401 Flex cable 1 pc Connector panel ...

Page 334: ...figurations 3 Enter the CO2 service menu and check that the Timeouts Bad checksums and send queue full values are not increasing faster than by 50 per second 4 Check that the message No CO2 sensor is displayed when there is no CO2 sensor connected Connect a CO2 sensor to the monitor and check that the message warming is displayed 5 Wait until the warming message disappears and the CO2 value appear...

Page 335: ...F LMP1 CO2 hardware assembly 893373 Flex cable 902401 Figure 1 Parts The CO2 hardware is installed on top of the recorder housing The NESTPR module has to be removed for cabling to the patient connector plate Figure 2 CO2 hardware Document No 896551 2 3 ...

Page 336: ...r Install the module using the bushings and screws Put the EMI filter on its holder 640445 640445 617210 Figure 3 Installing the module On the flex cable are marks where to bend the cable Figure 4 Flex cable Document No 896551 2 4 ...

Page 337: ...or Light Monitors F LM1 and F LMP1 Fasten the CO2 connector with the two screws provided in the kit 628703 Figure 5 CO2 connector Put the flex cable according to the picture Figure 6 Flex cable position Document No 896551 2 5 ...

Page 338: ...easily Figure 7 Flex cable and the EMI filter Pull out the locking piece before pushing the flex cable into the connector After pushing the flex cable into the connector push the lock piece back The flex cable does not make a contact with the connector if the lock piece is loose Figure 8 Flex cable connection Document No 896551 2 6 ...

Page 339: ...Optional N LCM Upgrade for Light Monitors F LM1 and F LMP1 Test the monitor using Main Stream sensor and Calibration Check Adapter with 5 CO2 Figure 9 Testing the monitor Document No 896551 2 7 ...

Page 340: ...Datex Ohmeda S 5 Light Monitor Document No 896551 2 8 ...

Page 341: ...thout notice Document No 896552 2 November 2000 Datex Ohmeda Inc P O Box 7550 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 342: ......

Page 343: ...Network Test 2 2 3 DataCard Test 2 TABLE OF FIGURES Figure 1 Parts 3 Figure 2 Three different PC Ethernet boards 3 Figure 3 Data card hardware is installed on top of the recorder housing 4 Figure 4 Fasten the Ethernet cable with connector and the ID cable with connector on the metal plate 4 Figure 5 Lift the rear of the board before pushing the connector in 5 Figure 6 Remove the cover plate and in...

Page 344: ...Datex Ohmeda S 5 Light Monitor Document No 896552 2 ii ...

Page 345: ...nd data collected with the Light Monitor can be transferred to other S 5 monitors The Network permits central monitoring functions and printing services 1 1 Installation time Approximately 30 minutes to one hour 1 2 Tools needed Cross head screwdriver 1 3 Parts needed 617120 Cross cylinder screw 2 pcs 617210 Cross cylinder screw 3 pcs 892523 Ethernet cable 1 pc 892524 ID cable 1 pc 892996 Connecto...

Page 346: ...he message field on the screen 4 Check in the Monitor Communication service menu that The location ID number matches with the ID plug connected to X3 The packets and bytes IN are increasing slowly The packets and bytes OUT are increasing fast connections shows the names of the connected networks The counters for data errors CRC Frame Transm are stable NOTE The counters may show values greater than...

Page 347: ...tional N LDNET Upgrade for Light Monitors F LM1 and F LMP1 892523 892524 891437 617120 617210 617210 Figure 1 Parts NET and Data NET Data Figure 2 Three different PC Ethernet boards Document No 896552 2 3 ...

Page 348: ... Data card hardware is installed on top of the recorder housing Ethernet cable with connector ID cable with connector Figure 4 Fasten the Ethernet cable with connector and the ID cable with connector on the metal plate Document No 896552 2 4 ...

Page 349: ...pgrade for Light Monitors F LM1 and F LMP1 Figure 5 Lift the rear of the board before pushing the connector in Cover plate Hole Figure 6 Remove the cover plate and install the new one with the hole Document No 896552 2 5 ...

Page 350: ...Datex Ohmeda S 5 Light Monitor Data card Figure 7 Only Data card no menu card allowed Document No 896552 2 6 ...

Page 351: ... All specifications are subject to change without notice Document No 896553 2 November 2000 Datex Ohmeda Inc P O Box 7550 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 352: ......

Page 353: ...BLE OF FIGURES i 1 INTRODUCTION 1 1 1 Installation time 1 1 2 Tools needed 1 1 3 Parts needed 1 TABLE OF FIGURES Figure 1 Parts 2 Figure 2 Three Ethernet boards 2 Figure 3 Installing Data card hardware 3 Figure 4 Installing the board 3 Figure 5 Replacing the cover plate 4 Figure 6 Data card inserted 4 Document No 896553 2 i ...

Page 354: ...Datex Ohmeda S 5 Light Monitor Document No 896553 2 ii ...

Page 355: ...trend data collection to Datex Ohmeda PCMCIA MemCard With the DataCard the patient trend data collected with the Light Monitor can be transferred to other S 5 monitors 1 1 Installation time Approximately half to one hour 1 2 Tools needed Cross head screwdriver 1 3 Parts needed 617210 Cross cyl head screw M3x6 tufflock 2 pcs 887045 Data MemCard 1 pc 893310 Cover plate 1 pc 894697 PC board 1 pc Docu...

Page 356: ...Datex Ohmeda S 5 Light Monitor 617210 887045 893310 894697 Figure 1 Parts Three different PC Ethernet boards NET and Data NET Data Figure 2 Three Ethernet boards Document No 896553 2 2 ...

Page 357: ...nitors F LM1 and F LMP1s Data card hardware is installed on top of the recorder housing Figure 3 Installing Data card hardware Lift the rear of the board before pushing the connector in Figure 4 Installing the board Document No 896553 2 3 ...

Page 358: ...meda S 5 Light Monitor Remove the cover plate and install the new one with the hole Figure 5 Replacing the cover plate Note Only Data card no Menu card allowed Figure 6 Data card inserted Document No 896553 2 4 ...

Page 359: ...All specifications are subject to change without notice Document No 896554 2 November 2000 Datex Ohmeda Inc P O Box 7550 Madison WI 53707 7550 USA Tel 1 608 221 1551 Fax 1 608 222 9147 GE Healthcare Finland Oy Helsinki Finland P O Box 900 FIN 00031 GE FINLAND Tel 358 10 39411 Fax 358 9 146 3310 www datex ohmeda com www gehealthcare com 2005 General Electric Company All rights reserved ...

Page 360: ......

Page 361: ...S i TABLE OF FIGURES i 1 INTRODUCTION 1 1 1 Installation time 1 1 2 Tools needed 1 1 3 Parts needed 1 TABLE OF FIGURES Figure 1 Parts 2 Figure 2 Three different PC Ethernet boards 2 Figure 3 Installing Network hardware 3 Figure 4 Fastening Ethernet cable 3 Figure 5 Placing the Ethernet board 4 Figure 6 Upgrade completed 4 Document No 896554 2 i ...

Page 362: ...Datex Ohmeda S 5 Light Monitor Document No 896554 2 ii ...

Page 363: ...nnection to Datex Ohmeda Information Centre for central monitoring functions and printing services 1 1 Installation time Approximately half to one hour 1 2 Tools needed Cross head screwdriver 1 3 Parts needed Parts needed 617120 Cross cylinder screw 2 pcs 617210 Cross cylinder screw 3 pcs 892523 Ethernet cable 1 pc 892524 ID Cable 1 pc 892996 Connector board 1 pc 894698 Ethernet board 1 pc Documen...

Page 364: ... Ohmeda S 5 Light Monitor 892523 892524 894698 617120 617210 617210 Figure 1 Parts Three different PC Ethernet boards NET and Data NET Data Figure 2 Three different PC Ethernet boards Document No 896554 2 2 ...

Page 365: ... The network hardware is to be installed on top of the recorder housing Figure 3 Installing Network hardware Fasten the Ethernet cable with connector and the ID cable with connector on the metal plate Figure 4 Fastening Ethernet cable Document No 896554 2 3 ...

Page 366: ...S 5 Light Monitor Lift the rear end of the Ethernet board when pushing the board into the connector Figure 5 Placing the Ethernet board After completing the upgrade Figure 6 Upgrade completed Document No 896554 2 4 ...

Page 367: ...Method of Replacing the Lamp Unit LCD Backlight ...

Page 368: ......

Page 369: ...and work in clean environment to prevent entering dust and or foreign matters that will cause bad display image Using clean bench or similar environment is recommended c Please be careful of the edge of the frame metal 2 Method of replacing the Lamp Unit 1 Put the TFT LCD Module on the table LCD Panel Surface is upside Picture 1 2 Turn the TFT LCD Module upside down and unfasten the cable Picture ...

Page 370: ...atch with that the Lamp Unit fastens Picture 3 4 Pull the cable slowly and remove the Lamp Unit Picture 4 Picture 5 5 Remove the other Lamp Unit at the opposite bottom side of LCD Module in the same way See 3 and 4 6 Picture 6 shows the TFT LCD Module after removing the Lamp Units Picture 6 Latch Push down the latch ...

Page 371: ...e and reflector sheet should be inside of the Lamp Unit Please pay attention to insert direction Picture 7 9 After inserting please check the Lamp Unit is fastened with the latch Picture 8 Push down the latch of the plastic frame black and insert the new Lamp Unit The light guide and reflector sheet should be inside of the Lamp Unit keeping the white cable straight The white cable should be on the...

Page 372: ...LCD module in the same way See 8 to 10 12 After replacing the Lamp Units please check the following items Appearance of TFT LCD Module is not changed after replacing Lamp Units See Picture 1 and Picture 2 There is no damage dust or foreign matters on the LCD Panel Surface Install the TFT LCD Module then check turning on the lamps Fasten the Pink and white wires to the latch of the plastic frame ...

Page 373: ...ge for oversættelse Forsøg ikke at servicere udstyret medmindre denne servicemanual har været konsulteret og er forstået Manglende overholdelse af denne advarsel kan medføre skade på grund af elektrisk mekanisk eller anden fare for teknikeren operatøren eller patienten WARNUNG DE Diese Serviceanleitung ist nur in englischer Sprache verfügbar Falls der Kundendienst eine andere Sprache benötigt muss...

Page 374: ... električnim udarom te mehaničkim ili nekih drugih opasnostima FIGYELMEZTETÉS HU Ez a szerviz kézikönyv kizárólag angol nyelven érhető el Ha a vevő szerviz ellátója angoltól eltérő nyelvre tart igényt akkor a vevő felelőssége a fordítás elkészíttetése Ne próbálja elkezdeni használni a berendezést amíg a szerviz kézikönyvben leírtakat nem értelmezték és értették meg Ezen figyelmeztetés figyelmen kí...

Page 375: ...e vertaling ervan Probeer de apparatuur niet te onderhouden voordat deze service manual geraadpleegd en begrepen is Indien deze waarschuwing niet wordt opgevolgd zou het onderhoudspersoneel de gebruiker of een patiënt gewond kunnen raken als gevolg van een elektrische schok mechanische of andere gevaren ADVARSEL NO Denne servicehåndboken finnes bare på engelsk Hvis kundens serviceleverandør trenge...

Page 376: ...úšajte sa o obsluhu zariadenia skôr ako si neprečítate návod na obsluhu a neporozumiete mu Zanedbanie tohto varovania môže vyústiť do zranenia poskytovateľa služieb obsluhujúcej osoby alebo pacienta elektrickým prúdom mechanickým alebo iným nebezpečenstvom OPOZORILO SL Ta servisni priročnik je na voljo samo v angleškem jeziku Če ponudnik storitve stranke potrebuje prirocnik v drugem jeziku mora st...

Page 377: ...інших причин невірного обслуговування обладнання CẢNH BÁO VI Tài Liệu Hướng Dẫn Sửa Chữa chỉ có bản tiếng Anh Nếu các đơn vị cung cấp dịch vụ cho khách hàng yêu cầu một ngôn ngữ nào khác tiếng Anh thì khách hàng sẽ có trách nhiệm cung cấp các dịch vụ dịch thuật Không được sửa chữa thiết bị trừ khi đã tham khảo và hiểu Tài liệu Hướng dẫn Sửa chữa Không tuân thủ những cảnh báo này có thể dẫn đến các...

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