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Welch Allyn Spot Vital Signs LXi

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1. i EE a w4 A3 a 4 w3 x INVERTER FFC LCD BALLAST Ini o p 1 J110 1 VBUS gt a mw 7 J108 E POWER BACKLIGHT SERIAL gt aSo 866 F INTERFACE 222724 y ss EE SERATEOAR Smal SERARTB ARS um H gt m A1 oe senem cox n bs A2 cox ee MAIN ls A5 emmecmas FFC w1 BOARD SERIAL BATTERY POWER HARNESS INTERFACE B ER BOARD USB M A es DEVICE i as E AMI ET Aa A1 J5 wer a oae P T JTAG ww H pono 2 1 eRe lt J104 i i 53 L POWER hd RESET W1 A1 JP2 Ferrite RO 25251 3 J4 1 ng G lt SERIAL z w wal 2 1 al j 410 lt gt bor W1 A1 J3 A6 J102 ass 3101 1105 SPO2 CONTROL se SENSOR SPO2 SENSOR der W1 A1 FAN NIBP CONTROL i a POWER Ey l 4 6 8 INTERFACE SPO2 FPC ASSY BOARD EERE 103 THERMOMETER 7 _ 102 p101 10 AT NIBP BOARD MASIMO bd wr ADAPTOR BOARD A10 181 A10 P6 mo PETROL En THERMOMETER Jo 8 lt E 10 180 VALVE SENSOR T INTERFACE Tad TY TH EDAC BOARD ME uu riii EDAO PROBE
2. 02692 100 PROBE ASSY ORAL 9FT 02894 0000 ASSY PRB WLL BLUE OEM M690_692 20500 025 PACKAGING ASSY CLEAR 25PK 400194 ASSY SURETEMP COMPONENTS SPOT LXi 400195 PCA SURETEMP OEM W O EDAC CALIBRATED 400196 PCA EDAC LXi 700111 HOUSING THERM OEM POD LXi 700112 PLATE POD MOUNTING LXi 700858 CBL FLX 1MM 6POS 700859 CBL FLX 1MM 8POS 70999 0000 LABEL SURETEMP TECHNOLOGY 02692 100 PROBE ASSY ORAL 9FT Table 17 Braun ThermoScan PRO 4000 Components Component Number Object Description 400652 PCA BRAUN INTERFACE SPOT LXi 700112 PLATE POD MOUNTING LXi 700820 HSG BOTTOM BRAUN POD SPOT LXi 700822 HSG BRAUN POD SPOT LXi 704365 WINDOW BRAUN POD SPOT LXi 700859 CBL FLX 1MM 8P0S 703161 SECURITY LOCK BRAUN POD SPOT LXi Service Manual Field Replaceable Units 67 Table 17 Braun ThermoScan PRO 4000 Components Component Number Object Description 400652 PCA BRAUN INTERFACE SPOT LXi 703162 LATCH BRAUN POD SPOT LXi 703164 CONTACT BRAUN POGO SPOT LXi 703165 SPRING COMPRESSION 703192 COVER BRAUN SECURITY SPOT LXi Table 18 Masimo Sp0 Components Component Number Object Description 008 0648 00 MASIMO ADULT RESU SENSOR 008 0692 01 MASIMO 8 INTERFACE CABLE 400192 PCA MASIMO OEM SPOT LXi 400205 MASIMO SPO2 COMPONENTS SPOT LXi 400555 PCA MASIMO ADAPTOR SPOT LXi
3. 60 EGDAPOWOL us Medi tore n aM un a D Dicta C M u 60 External Load RS 232 61 SureTemp Plus Thermometer 61 Braun ThermoScan PRO 4000 Thermometer Interface 61 SPOS DescFIDOE a utr e teen irc Wed ae dev MA EA a CR RE RS Dee 61 Bar Code Scanner Description 62 Printer Description iude cu AR EV AYAU Ae WE UDD Y UN 63 Interconnect 64 8 Field Replaceable Units 65 9 SHECINCALIONS o us aw s a NE ROSA RR KNEE d 69 a ye 0 Wr cea Sc ced MG Ned E iud Ne Aon NC 69 Blood Pressure Accuracy x case mae eek d RES m 69 Temperature Specifications abu q kum sa u I b a 0 ess 70 SPOs SPECIHCALIONS er wowed n Mte ete tes Par tao ed eM det 71 Masimo Sensor Accuracy Guide 71 Masing PatentS ues bad Mae er enit doy d e NG 71 Nellcor Sensor Accuracy Guide 72 NelleorrPatenmiSy sin buo u Sei u dn as TRO Pap shih Yel oes bin a hats 72 Mechanical uam in ew em OR Beco uf rub E s ou pert t aet 73 EleGttleale stia att a a set ope eet a E Mae mcd af eno a s hukuta 73 Patente soit ope es
4. S Q 2 Pull the brown tabs of the top connector forward and remove the ribbon cable L 3 Turn the board over pull back the soft rubber holders and remove the LCD Sj 5 r gt invi Re C Ara 2592215225 g T o 5 Na ss EM T D Replace with a new LCD 54 Disassembly and Repair Welch Allyn Spot Vital Signs LXi Pump Disassembly Note For proper blood pressure operation replace the pump using only the Welch Allyn 1 2 3 specifed part To assure patient electrical isolation route the pump wires through the rear housing clip feature near the pump terminals and held in place with a tiewrap to the holes in the rear housing at the back of the battery compartment To assure patient electrical isolation do not modify the length of the pump wires Snip the wire ties 2 places Disconnect the pneumatic tubing and unhook the wiring Replace with a new pump RS232 Communication Circuit Board Disassembly 1 2 3 4 5 Remove the pneumatic connector from the pump and the two screws Release
5. 1 General Warnings seu 0 gs ds pb e RES M C a ds Ed 1 Blood Pressure WarningS YY Y Wq Y e 2 Temperature Warning8 Yr YY eee 4 SpOs Warnlhgs s ces dr WY A e ange e ea Wink o ra d 5 General CautloHs sx te Raed ee Pes Uere TOP ed end d 6 Blood Pressure Cautions nde Y erbe eate YN e ER ente dix deg FO 7 Temperature Cautions 7 SpO Cautlons near oet ten b RY qa deba ddod AO 7 Electrostatic Discharge ESB 2 es v ed Rx EORR bee RY 8 seb e pe RN tb epe Lee 9 Safety Symbols i acp eor Pe bett eos e NOR 9 Button Symbols eere er eme ta a arc R c ctt s 9 Connection Symbols x e eR RE UO UR D EE UNA 10 Agency Symbols 52 les 10 2 dtd but tuens Pak ge a arido DA ws 11 Purpose and Scopey sua Yee ee ee RAN Beh GYG DW A 11 Other Applicable 1 11 Contents Checkliste 2 2 eadem oen RR UR RU ARMEN ME 12 Possible Attachments su uu rs De Rr Sx at NEUE Eu oe 12 SEVICE TETTE 13 Technical Assistance y ep eoe ed WA EV A y 13 Field Replacement Units 13 Service Wes RR YS ard ovt QUE NCF NS 13 Service IntenvalSe soa a6 en retos e AED rdi Me ap Ier UAE s 13 Spot Vital Signs LXi 14 ControlS
6. 34 Noltage Calibratioh coe ones teet DE 34 Blood Pressure 35 Contiguration CalibFatiori x usar ende eaa eee deco eds 35 5 TroubleshoolDd esse atu qa eb e qu pex atu ee a 37 Ettor A odes oct vts 37 Battery Voltage 39 Window Display Check Ii certet eR pete ERG AD d 39 Blood Pressure Calibration 39 Temperature Functional 40 Masimo SpO Functional Check 40 Nellcor SpO Functional Check 40 Functional Testing Procedures 40 HOST Se ase AE 41 Noise Eevels 5 Me cur e a oL 41 B tton TeSt lu v opa mcis db dn dust dm e cs osa d e erp 41 Interface lest x coe renes moe ede ENSE Tal e td oh otn 41 Pneumatic Tests s ei u uk ua a verbe Pee v eee itis 42 Temperature Test au cud e Ven er eee dere de MU um Na 42 Overpressute JTest 2 ta PC PR PRENDE EUM de 42 Service Work Checklist 43 Spot Vital SIBhs uci pea e OO ect NT e EORR 43 6 Disassembly and 45 Key Pad Disassembly
7. on page 34 Power on Spot LXi Select Unit gt Configuration in the Spot LXi Repair Software Verify the settings are correct and click the Ok button If any of the settings are incorrect click the correct button to change the settings If you update the Spot LXi clock in this menu the device clock resets itself to match the PC clock You may manually set the time in the Internal Configuration Mode on page 24 36 Calibration Welch Allyn Spot Vital Signs LXi Troubleshooting 37 This chapter provides helpful information in troubleshooting the Spot Vital Signs LXi Error Codes The following tables of error codes provide a quick reference of the descriptions and probable causes of error codes Table 10 General Error Codes Code Description Corrective Action C12 Device outside operating temperature Change ambient temperature range C13 Low battery level Charge battery E30 Internal malfunction Contact Technical Service E31 Internal malfunction Contact Technical Service E32 Internal malfunction Contact Technical Service E33 Internal malfunction Contact Technical Service E38 Date and time not set Set date and time see Date Time Menu Options on page 25 E42 Internal malfunction Contact Technical Service E44 Internal malfunction Contact Technical Service E45 Internal malfunction Contact Technical Service Ta
8. on the display and press the Select button 9 Press the Select button to close the valve 10 Verify that the pressure meter is on and the thumb screw valve is closed Inflate the device manually to about 250 mmHg 11 Drop the pressure to 200 mmHg wait 15 seconds for stabilization and take a reading 12 Repeat for 150 mmHg 50 mmHg and 0 mmHg all measuring downscale If the calibration at any point is outside of 3 mmHg call Welch Allyn Technical Service for assistance Temperature Functional Check The 9600 Plus Calibration Tester takes approximately 20 minutes to heat to the lowest setting When testing several thermometers at all three temperatures it is recommended to test all probes at one Calibration Set Point Temperature before proceeding to the next Calibration Set Point Temperature To further expedite testing start at the lowest Calibration Set Point Temperature The 9600 Plus Calibration Tester does not have an internal fan this causes a longer cool down time than warm up time Refer to the 9600 Plus Calibration Tester Directions for Use manual for specific information regarding the LCD window or the control buttons 1 Choose the proper mains plug insert and slide it over the two prongs in the power converter Figure 9 Power Adapter and Mains Plug Inserts Two prongs in the power adapter y L d em 9 US UK AUS EU 2 Plug the power adapter into the 9600 Plus Calibration Tester
9. 14 Specifications Wireless Radio Wireless Network Interface Frequency Welch Allyn Spot Vital Signs LXi IEEE 802 11b DSSS WiFi compliant 2 4 to 2 4835 GHz Guidance and Manufacturer s Declaration Emissions and Immunity Information Electromagnetic Emissions The Spot Vital Signs LXi is intended for use in the electromagnetic environment specified below The customer or user of the Spot Vital Signs LXi should assure that it is used in such an environment Emissions Test Compliance Electromagnetic Environment Guidance RF emissions Group 1 The Spot Vital Signs LXi 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 CISPR 11 equipment RF emissions Class B The Spot Vital Signs LXi is suitable for use in all establishments including domestic establishments and those directly connected to the public low voltage CISPR 11 power supply network that supplies buildings used for domestic purposes Harmonic emissions Class A IEC 61000 3 2 Voltage fluctuations Complies flicker emissions IEC 61000 3 3 Electromagnetic Immunity The Spot Vital Signs LXi is intended for use in the electromagnetic environment specified below The customer or user of the Spot Vital Signs LXi should assure that it is used in such an environment Immunity Test IEC 60601 Compliance Level Electromagnetic Environment G
10. A 0 Identifies information within the manual to avoid injury Caution consult accompanying documents Handle with Care Storage Humidity Class 1 Equipment Type BF Equipment Do not dispose of this product as unsorted municipal waste Prepare this product for reuse or separate collection as specified by Directive 2002 96 EC of the European Parliament and the Council of the European Union on Waste Electronic and Electrical Equipment WEEE If this product is contaminated this directive does not apply For more specific disposal information see www welchallyn com weee or contact Welch Allyn Customer Service at 44 207 365 6780 Mode of Operation Continuous Navigation Buttons Blood Pressure Power On Off ow xg IPXO MEM Identifies information within the manual to avoid eguipment failure Internally Powered Lead Acid Battery Transport Temperature Recycle Eguipment is not protected against the ingress of liguid On Off Non ionizing radiation RF transmitter Select Memory 9 10 Safety Summary Connection Symbols Welch Allyn Spot Vital Signs LXi 2 USB Connection 10101 Serial Port Connection Agency Symbols CERTIFIED TO lt CAN CSA STD C22 2 NO 601 1 s CONFORMS UL STD 60601 1 166292 IEC 60601 1 EMC Framework of Australia N344 C The CE mark on this product indicates that it has been tested to and conforms with the prov
11. SCR 1320 TAMPER PROOF SCREW SCR 1574 CARTON 1530 INSERT PAC 1535 BASE BOX PAC 1536 BASKET BOX PAC 1537 STYROFOAM INSERTS PAC 1538 INSTRUCTION SHEET PACKAGING TORQUE ITEM 27 TO 8 10 in Ibs BAG ITEMS 7 8 AND 28 31 ALONG WITH TAMPER PROOF KEY AND SCREW Service Manual Miscellaneous Mounting Accessories 95 DPAC Mounting Accessory Printer Mounting Accessory Service Manual Miscellaneous Mounting Accessories 97 dwl 0 9 TERES Lom mb EAT PIS 213 EE KA i EH j Ez E BE V B JEZ JEJEJ FEP L E E E BS E E gt B ESESESE S 25 A 4 98 Miscellaneous Mounting Accessories Welch Allyn Spot Vital Signs LXi 99 Warranty Spot LXi Welch Allyn warrants Spot LXi when new to be free of defects in material and workmanship and to perform in accordance with manufacturer s specifications for a period of two years from the date of purchase from Welch Allyn or its authorized distributors or agents The battery is covered by a one year warranty against original defects in material or workmanship Welch Allyn will either repair or replace any components found to be defective or at variance from manufacturer s specifications within this time at no cost to the customer It shall be the purchaser s responsibility to return Spot LXi to Welch Allyn or an authorized distributo
12. I F dieu a I l A843 d Em EN WN ESL l A8 MASIMO SPO2 i BOARD Shield l Al Ss e i PUMP amp 12 A9 J1 TUBING TRANSDUCER CONTROL A111 TUBING FILTER lt gt SRE TEMP we KS PLUS OEM Notas aga dagicts Scanian Sar barid val a An gn d BOARD PRODUCT ENCLOSURE E z rosae ical AE WELCH ALLYN Atm T GEEK E EE Rd BLOOD Re TOBEDBOLOBEDOR PROJ MGR Spot Lxi Interconnect Diagram CUFF WRITTENPERMSSION IDD NUMBER REV B PCB 1 ref DATE 12 6 05 SHEET 1 of 2 PCA Mat ref DRAWN BY Burdick Dior FUSE sa J105 NIBP CONTROL J5 aw JTAG wal J110 MAIN BOARD B 4103 THERMOMETER J107 BACKLIGHT J102 SPO2 CONTROL AM J108 01 ERIAL odo INTERFACE SERARUE J1 ie SENSOR SPO2 SENSOR SERAPEBAR MER a SERAEN SERA DtBAR serana nee o P SERSYNC SERG PFEAR Sereen EMI p EN SERO TABAR SERO RTS BAR eom USB SuSPND useve use usevPo usav
13. SURETEMP NELLCOR SPOT LXi 400203 BASE UNIT COMPONENTS SPOT LXi 400207 LANGUAGE COMPONENTS ENG SPOT LXi 400208 ASSY PUMP amp VALVE TUBING SPOT LXi 400387 PBCA BP OEM MOD F 400720 ASSY BALLAST HARNESS SPOT LXi 400732 ASSY BATTERY SPOT LXi 421051 12 TUBING 1 8 X 1 4 X 2 50 421051 9 TUBING 1 8 X 1 4 X 0 95 59P586 FOOT RUBBER 620028 E LABEL CAUTION 620217 FITTING T 1 8 X 1 16X 1 8 700101 HSG HANDLE LXi 700102 HSG HANDLE INSERT LXi 700103 HSG REAR LXi 700105 HSG BATT DOOR SPOT LXi 700110 BUMPER LCD SPOT LXi 700113 HSG BEZEL SPOT LXi 700114 SWITCH ARRAY SPOT LXi 700115 WINDOW LCD FRONT SPOT LXi 700119 INVERTER LCD 700824 HOUSING FRONT SPOT LXi 700851 BRACKET MOUNTING SPOT LXi 66 Field Replaceable Units Welch Allyn Spot Vital Signs LXi Table 15 Spot LXi Base Components 700852 PCB POWER INTERFACE SPOT LXi 704423 HSG PANEL SPO2 BLANK LXi 401427 LABEL ICON ID SPOT LXi 700863 CBL FLX 1 2mm 15POS 1 0 704375 CBL FLX 1 2mm 30POS 6 0 703956 LABEL BATTERY 701040 FITTING PLASTIC L 1 16 X 1 16 701502 Valve Pneumatic 6PSI 5V TH 703077 STANDOFF PCB BROACHING 4 X 500 LG 703118 BATTERY CLIP AA SINGLE 703354 DISPLAY LCD 320X240 BLITE MONO 3 3V 5 7 703355 FILTER AIR 1 8 BARBS 703842 TUBING SILICONE 063ID X 1250D X 5 50 Table 16 SureTemp Plus Components Component Number Object Description
14. damage or data loss These cautions pertain to the entire Spot Vital Signs LXi device Caution f the accuracy of any measurement is in question check the patient s A vital sign s with an alternate method and then check to verify the device is functioning properly Caution Place the device on a secure surface or use one of the optional mounting accessories Caution Do not place fluids on or near the device Caution t is recommended that the device is used within stated operating temperature ranges see Environmental on page 73 The device will not meet its performance specifications if used outside these temperatures ranges Caution For proper patient electrical isolation use only a Welch Allyn power supply 4500 101A to charge Spot LXi and its attached peripheral devices Do not use an external charger while the printer is attached to Spot LXi Caution Always unplug the AC power transformer from the outlet before moving the mobile stand to a new location Caution The basket has a three pound weight limit Take care not to exceed this limit Caution Only use a 9V battery with the Health o Meter scale Remove and discard the wall mounted power supply Caution When using the Health o Meter scale remove the two hex nuts on the RS 232 cable as supplied before screwing the cable into the scale base Service Manual Safety Summary Blood Pressure Cautions These cautions pertain to the Spot LXi blood pressure featur
15. displays the battery charge level Temperature display and indicator shows the temperature in Fahrenheit or Celsius 0 display shows the percent saturation of arterial hemoglobin For devices with 5 0 only the patient s temperature reading Navigation Window Patient ID 0123456789 above or below the measurement shows menu options error Weight Pain range limits For devices with messages or temperature Height Clear Plus thermometer only conversion Respirati Send Next Reading Enter Pulse display shows the pulse rate Pulse Signal Bar Graph shows the strength of the pulses detected 18 Overview Welch Allyn Spot Vital Signs LXi Connections Use the following instructions to connect the blood pressure hose thermometer probe and optional attachments to the Spot Vital Signs LXi Figure 5 Spot LXi Side and Rear Panel Connections SureTemp Plus thermometer connection port for units with SureTemp Plus only 5 0 cable connection port for units with SpO only Blood pressure hose connection port Port I for external device connection DC power connection port USB connection for PC behind plug Port ll for external device connection Battery door Mobile stand or wall mount screw connection Service Manual Overview 19 Braun ThermoScan PRO 4000 Lock Press the lock tab toward the Braun ThermoScan PRO 4000 thermometer until it clicks To release
16. 200 mA maximum Back Light Idle Current Test The Back Light Current Test is defined as the amount of current drawn through the battery All LCD segments and the back light are turned on while the SpO mode is turned off The limit is 400 mA maximum Valve Pump Mode Current Test The Valve Pump Mode Current Test is defined as the amount of current that is drawn through the battery terminals Spot LXi is in the Blank Mode while the valve and pump are actuated to on The limit is 700 mA maximum Interface Test When given the proper commands the Display Window will turn on or off all segments and turn on or off the back light When given the proper command the buzzer sounds to verify operation The user determines the pass fail criteria Temperature Option Requirements Accuracy Test Verify the accuracy of the temperature module is within 0 29 F for readings with a temperature of 973 F 36 3 C using a Cal Key 5200 25 Verify Spot LXi can read a temperatures of 96 4 F 35 8 C and 106 F 41 1 C within 0 39 F x0 2 C using a Welch Allyn 9600 Plus Calibrator Service Manual Repair Test Specifications 83 Temperature Probe Test Spot LXi displays ORL after you remove the blue thermometer probe from the blue probe well 5 0 Option Requirements These tests are only valid on Spot LXi models with the Masimo or Nellcor SpO option 5 0 Functional Test See Masimo SpO2 Functional Check or Nellcor
17. 5 lbs 3 4 kg Self supporting on rubber feet Custom mobile stand Custom wall mount May be hand carried when held by the rear handle Patient rated isolation transformer is connected to AC mains North American Version 120VAC 60Hz 0 20A Input 8VDC 0 75A Output International Version 240VAC 50Hz 0 10A Input 8VDC 0 75A Output Australian Version 240VAC 50Hz 13VA Input 8VDC 0 75A Output Sealed lead acid with external charger The Spot LXi battery is 90 to 10096 charged after 6 hours of charging The rechargeable 73 batteries in the Braun ThermoScan PRO 4000 thermometer requires an additional 1 hour to charge and the rechargeable batteries in the external printer require an additional 4 hours to charge The battery automatically charges when Spot LXi is powered through the AC power transformer An operator can use the device while the battery is charging however the battery charges faster when the instrument is not in operation Environmental WARNING This device is not suitable for use in the presence of a flammable anesthetic mixture with air or oxygen or nitrous oxide An explosion may result Operating Temperature Storage Transport Temperature Relative Humidity Operating Altitude 50 to 104 F 10 to 40 C Device with SureTemp Plus 13 to 131 F 25 to 55 C Device with Braun ThermoScan PRO 4000 4 to 122 F 20 to 50 C 15 to 9596 non condensing 557 to 16 000 ft 170 to 4877 m
18. FFF RY Y Yg 48 SpO Circuit Board Disassembly 49 sak Luce O ee OR A WN DYLE O y NE 49 dns Fa ete t Lb ORC ar OD etu Pa e B HN 50 Blood Pressure Circuit Board Disassembly 51 LCD Inverter Ballast Board Disassembly 53 LCD Disassembly T E RR 53 Purp DISasS6Mbly su sa RE Rr Rv Soe wae maw RW d d 54 RS232 Communication Circuit Board Disassembly 54 Fan and Power Circuit Board 55 Thermometry Circuit Board 55 Directions for Use Contents v S re Temp PIUS s 2115 del los ek ona e tor IL A T eT 55 Braun ThermoScan PRO 4000 57 7 Technical OVBFUIGW cus ed Seo ae Rex So Re cac DO XO Ce y es 59 System Description ex es tet BAe Te eh AD Bea base ng 59 Battery System v esee ue vd e Wan E EP ELE GU INE EEUU 59 Battery 59 OPUS Power Supply sac cele ato sx amas Diver dau RA AS 59 CPU Core Power Supply ecc Eae RC er Beo teg 59 FEV Supply s mittet Ret eben deg Mi dtt bet ote ots sasa 60 Glock Galendat PoWet xr d ere Eee Pte WDD Ee 60 Mod F NIBP POWE a orin tco Pee Baek nkhu ier GA FYDD eee 60 5 and Thermometer
19. Fail Leak Test lt 6mmhg in 15 seconds Dump Test 10 Seconds Inflation Test 7 Seconds Valve Control Test Pass Fail Over Pressure Test 296 to 329 mmHg SP02 Sensor Massimo 81 3 61bpm 1bpm 02 Sensor Nellcor 90 1 60bpm 1bpm Temperature Calibration Suretemp Plus 96 8 0 2F 105 8 0 2F Temperature Calibration Braun Pro 4000 96 8 0 2F 105 8 0 2F Temperature Cal Key Suretemp Plus 97 3 0 2 F 44 Troubleshooting Welch Allyn Spot Vital Signs LXi 45 Disassembly and Repair This chapter provides the instructions for removing and replacing serviceable modules in the Spot Vital Signs LXi In general re assembly procedures are the reverse order of the disassembly procedures A WARNING Electric shock hazard There are no userserviceable parts inside Spot LXi other than battery replacement see Battery Replacement on page 79 An operator may only perform maintenance procedures specifically described in this manual For service refer the device to an Authorized Service Center Note Always disconnect the sealed lead acid battery in the Spot Vital Signs LXi before performing any repair function To disassemble Spot LXi 1 Gather the following tools to have available during the procedures Description Part Number Blood Pressure Test Volume Repair Fixture 401028 Welch Allyn Spot LXi Repair So
20. Figure 9 and the opposite end into a wall outlet 3 Place the 9600 Plus Calibration Tester on a level surface away from sunlight drafts and other sources of heat or cold 4 Observe the Set Point Mode in the upper left hand corner of the LCD display If the unit displays a D it is in Default Mode and will heat to the lowest Set Point 30 Functional Overview Welch Allyn Spot Vital Signs LXi Temperature If you do not want to conduct testing at this Set Point Temperature press and hold the Temperature Selection button to select the desired setting The temperature display will flash before staying on continuously to indicate the 9600 Plus Calibration Tester has stabilized and is ready for use Welch Allyn SureTemp Plus Thermometers Caution Store thermometers for testing in the same room as the 9600 Plus Calibration Tester for approximately 30 minutes prior to testing to allow for thermal accommodation To begin functional verification of the SureTemp Plus thermometer 1 Remove the probe from the probe well and clean it with either a 70 isopropyl alcohol solution a 10 chlorine bleach solution or a non staining disinfectant Let the probe air dry Do not apply a probe cover Place the thermometer in Monitor Mode refer to the thermometer s Operator s Manual Insert the probe into the Thermistor Device Port Figure 10 9600 Plus Calibration Tester with the Welch Allyn SureTemp Plus Thermometer Wait for approximate
21. LXi to perform this procedure For the calibration procedures see Calibration on page 33 If the Spot LXi fails certain functional tests or a circuit board is replaced the device may require calibration It is necessary to disassemble the Spot LXi for calibration Always perform this functional verification procedure after performing any calibration This procedure contains additional tests that are not included in calibration procedures The Spot LXi performs a self test each time the device is powered on Press the Power button to turn the device on or off Upon each power up the display lights up a beep sounds and the Spot LXi displays the model and serial numbers If the internal self check is successful the display shows its normal functions see Figure 4 on page 17 with all values blank and the device is ready for operation If the self check fails an error code is shown in the Navigation Window see Error Codes on page 37 Spot LXi automatically powers off when not used for 30 minutes 24 Functional Overview Welch Allyn Spot Vital Signs LXi Internal Configuration Mode You can change several device operating parameters in the Internal Configuration Mode When changed these settings become the default powerup settings You will also see non changeable device configurations for technical service purposes To Enter the Internal Configuration Mode 1 Turn the Spot LXi off 2 Press and hold the Select and Power
22. Nellcor 5 0 and Braun ThermoScan PRO 4000 Thermometer Controls Figure 1 Spot LXi Front Panel with SureTemp Plus Thermometer SureTemp Plus thermometer remove the probe to take a temperature Removable probe well store the temperature probe here when not in use remove to clean or replace to eliminate cross contamination i 985 SpO2 s PULSE v min 100 Patient ID 0123456789 b Weight Pain Height Clear Respiration Send Next Reading Probe cover storage area storage space for one box of probe covers uL 8 Navigation button move throughout the options in the Navigation Window or to increase decrease parameter units S19A07 9014 10 uiourIo Select button accepts the current option Memory button recalls up to 50 most Blood Pressure Start Stop button recent readings initiates a new blood pressure cycle Charging LED indicates Pressing again aborts an active blood when device is plugged in and pressure measurement charging the battery Power button controls power to the device Service Manual Overview 15 Figure 2 Spot LXi Front Panel with Braun ThermoScan PRO 4000 Thermometer Braun ThermoScan PRO 4000 thermometer store the probe covers toward the back of the thermometer housing remove the thermometer to access the covers 3 7 2 7 4 WEST 12 00 AM Reading Dite C 01 3 TEMP i 985 SpO2 PULSE v min 1002 62 Pati
23. Signs LXi as recommended below according to the maximum output power of the communications equipment Separation Distance According to Frequency of Transmitter m Rated Max Output 150 kHz to 80 MHz 80 MHz to 800 MHz 800 MHz to 2 5 GHz Power of Transmitter W 1 17 P d 1 17 P d 2 33 P 0 01 0 117 0 117 0 233 0 1 0 37 0 37 0 74 1 117 117 2 33 10 3 70 3 70 7 37 100 11 70 11 70 23 30 For transmitters rated at a maximum output power not listed above the recommended separation distan ce din meters m can be estimated using the equation applicable to the frequency of the transmitter where Pis the maximum output power rating of the transmitter in watts W according to the transmitter manufacturer Note 1 At 80 MHz and 800 MHz the separation distance for the higher frequency range applies Note 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and people 11 Maintenance and Service Cleaning WARNING Before performing any maintenance or service to the Spot LXi disconnect the AC power line from the electrical outlet Spot Vital Signs LXi Caution Prevent water or other fluids from entering any connectors If the connectors get wet dry them with warm air Check all measurement functions Caution Do not sterilize or autoclave the Spot LXi device As necessary clean the dev
24. Slide the battery door back in until it snaps into place Allow the printer to charge at least 15 minutes before proceeding ae The battery is a rechargeable battery and must be recycled or disposed So of properly according to national or local regulations 81 A Repair Test Specifications This appendix refers to the Spot Vital Signs LXi without pneumatics tubing and cuff temperature probe SpO gt probe or main battery attached unless otherwise noted Use the Repair Software for the performing the tests on the Spot Vital Signs LXi The standard test voltage unless otherwise stated is 6 5 Vdc 0 0 25 Vdc Unless otherwise stated all calibrated volumes are 10cc of the stated volume General Unit Test A D Noise Test The A D Noise Test is defined as the amount of noise on the Spot LXi A D pressure channel over a 1 second sample time while 0 0 mmHg is applied to the Device pressure port The maximum limit is 0 050 mmHg Leak Test The Leak Test is defined as the amount of pressure drop that is recorded over a 15 second interval with a 100cc cylinder attached to the Spot LXi pressure port and that volume having a stabilized pressure of 250 mmHg The limit is 5 mmHg maximum Inflation Test The Inflation Test is defined as the amount of time the Spot LXi pump can inflate a 250 cc cylinder from 5 mmHg to 210 mHg The limit is 7 seconds maximum Dump Test The Dump Test is defined as the amount of time it takes Spo
25. Using other manufacturers blood pressure cuffs and or hoses may produce inaccurate blood pressure readings WARNING When several blood pressure measurements are taken on the same patient regularly check the cuff site and extremity for possible ischemia purpura and or neuropathy WARNING Do not allow a blood pressure cuff to remain on the patient more than 10 minutes when inflated above 10 mmHg This may cause patient distress disturb blood circulation and contribute to injury of peripheral nerves WARNING Do not place the cuff on any extremity that is used for intravenous infusions or any area where circulation is compromised WARNING Excessive cuff tightness may cause venous congestion and discoloration of the limb WARNING Wrapping the cuff too loosely preventing proper inflation may result in errors 4 Safety Summary Welch Allyn Spot Vital Signs LXi Temperature Warnings These warnings pertain to the Spot LXi temperature feature SureTemp Plus These warnings are specific to the SureTemp Plus thermometer option WARNING Use only Welch Allyn probe covers Using other manufacturers probe covers or no probe cover may produce temperature measurement errors and or inaccuracy WARNING Long term continuous monitoring beyond three to five minutes is not recommended in any mode WARNING Oral axillary probes blue ejection button at top of probe and blue removable probe wells are used for taking oral and axi
26. buttons for 5 seconds The device enters the Internal Configuration Mode and the Configuration Menu screen appears on the display Figure 7 Internal Configuration Mode Menu Configuration Menu P Version Manual Numbers Parameters External Batter y Devices Location Save Readings Buttons D Lockout Blood Pressure Defaults Temperature Event Log Select 3 Use the Navigation buttons to move through the menu options and then press the Select button to access the options or accept a change See the following tables for descriptions of the menu options 4 Press the Power button to exit the Internal Configuration Mode Functional Overview 25 Table 2 Configuration Menu Options Setting Description Version Numbers Battery Location Identifier Date Time Blood Pressure Temperature Manual Parameters External Devices Save Readings Buttons Lockout Defaults Event Log Displays the software and hardware version numbers in the Spot LXi device Displays the battery level Allows the entry of the device s location e g the department name Follow the display prompts and use the Navigation and Select buttons to enter up to 10 characters Changes the date and time formats or updates the actual date and time See Table 3 Date Time Menu Options for available settings Changes the blood pressure options See Table 4 Blood Pressure Menu Options for available setting
27. its vendors All rights are reserved The software is protected by United States of America copyright laws and international treaty provisions applicable worldwide Under such laws the licensee is entitled to use the copy of the software incorporated with this instrument as intended in the operation of the product in which it is embedded The software may not be copied decompiled reverse engineered disassembled or otherwise reduced to human perceivable form This is not a sale of the software or any copy of the software all right title and ownership of the software remain with Welch Allyn or its vendors For information about any Welch Allyn product call Welch Allyn Technical Support USA 1 800 535 6663 Australia 61 2 9638 3000 1 315 685 4560 800 074 793 Canada 1 800 561 8797 China 86 21 6327 9631 European Call Center 353 46 90 67790 France 433 1 55 69 58 49 Germany 49 7477 9271 70 Japan 81 3 3219 0071 Latin America 1 305 669 9003 Netherlands 31 157 505 000 Singapore 465 6419 8100 South Africa 27 11 777 7555 United Kingdom 44207 365 6780 Sweden 46 85 853 6551 Manual Material No 704432 Rev B Welch Allyn 4341 State Street Road Skaneateles Falls NY 13153 USA Printed in USA WelchAllyn a Advancing Frontline Care Contents T Satety 9HUmi ms V u Ble esum ages ama al ahs e 1 GitrOd e tIODi cupro ade ee a eed a aoro tated a an te ceded N A 1 Warnings and
28. manually enter the weight Weight Units Pounds Ib or kilograms kg Weight Default Changes the default patient weight displayed in the Navigation Window Respiration On or off Pain Level On or off Table 7 External Devices Menu Options Setting Description Information System Barcode Patient ID Barcode Clinician ID Weight Scale Wireless Module Printer Printer Paper On or off You must enable this option to send patient readings wired or wirelessly On or off You must enable this option to send patient readings wirelessly On or off On or off Spot LXi can connect to a scale and the weight will appear on the display window see Technical Overview on page 59 for scale details None or DPAC You must enable DPAC to send patient readings wirelessly The wireless radio is available as an accessory On or off Plain or labels Only available if the Printer is enabled Service Manual Functional Overview 27 Table 8 Save Readings Menu Options Setting Description Save Mode Auto Save Interval Reading Full Action Manual or automatic If automatic Spot LXi saves readings at a preselected time interval For either option Spot LXi automatically saves the measured parameters into memory before automatically powering off when not used for 30 minutes Changes the amount of time before automatically saving the current patient reading Only available if Automatic Save Mode is en
29. the housing insert the lock release pin into the lock release hole until the lock tab snaps back Figure 6 Spot LXi with Braun ThermoScan PRO 4000 Lock Lock release pin Lock tab Lock release hole Blood Pressure Hose and Cuff Identify and have available the Spot LXi blood pressure cuff and the blood pressure hose 1 Inspect the blood pressure hose notice that one end has a single gray connector fitting and the other end has two white fittings 2 Squeeze the side tabs on the gray connector and completely push the blood pressure hose connector into the blood pressure hose connection port until it clicks into place see Figure 5 on page 18 3 Twist the white connectors on the blood pressure hose and cuff connectors together Thermometer Spot LXi is available with either the SureTemp Plus thermometer or the Braun ThermoScan PRO 4000 thermometer SureTemp Plus SureTemp Plus is available with two probes and matching wells one for oral axillary temperatures blue ejection button and probe well and one for rectal temperatures red ejection button and probe well A Caution The SureTemp Plus feature only operates with the probe well in place 1 Align the probe well with the tabs facing up and down into the round opening of the SureTemp Plus housing on the right side of Spot LXi Push it into place 20 Overview Welch Allyn Spot Vital Signs LXi 2 Align the temperature probe connector with the SureTemp Plus therm
30. this manual thoroughly before using the device WARNING Spot LXi is designed for medical clinician use Although this manual may illustrate medical spot check techniques only a trained clinician who knows how to take and interpret a patient s vital signs should use this device WARNING Spot LXi is not intended for use in environments that are without health care practitioner supervision WARNING Spot LXi is not intended for continuous monitoring Do not leave the device unattended while taking measurements on a patient WARNING To ensure data integrity save readings and clear the Spot LXi display between patients WARNING The Spot LXi is not defibrillator proof WARNING Spot LXi is not intended for use during patient transport WARNING This device is not suitable for use in the presence of a flammable anesthetic mixture with air or oxygen or nitrous oxide An explosion may result WARNING To ensure patient safety use only accessories and supplies i e cuffs hoses temperature probes SpO gt sensors etc recommended for or supplied with Spot LXi Using unapproved accessories with Spot LXi can affect patient and or operator safety 2 Safety Summary A Welch Allyn Spot Vital Signs LXi WARNING Take care to prevent water or other fluid from entering any connectors on the device Should this occur dry the connectors with warm air Check the accuracy of all operating functions WARNING Every three months inspect the blood p
31. 400610 ASSY CABLE FLAT FLEX SP02 704422 HSG PANEL SPO2 MASIMO LXi Table 19 Nellcor Sp0 Components Component Number Object Description 400183 PCA NELCOR OEM SPOT LXi 400201 NELLCOR SPO2 COMPONENTS SPOT LXi 400610 ASSY CABLE FLAT FLEX SPO2 620377 1 NELLCOR WORKS HERE LABEL 704421 HSG PANEL SPO2 NELLCOR LXi DOC 10 CABLE 5 02 EXTENSION NELCOR DS 100A DURASENSOR ADULT DS 100A 68 Field Replaceable Units Welch Allyn Spot Vital Signs LXi 69 Specifications Performance This section describes normal ranges for Spot Vital Signs LXi Blood Pressure Accuracy Blood pressure accuracy meets or exceeds AAMI SP10 2002 standards for non invasive blood pressure accuracy 5 mmHg mean error 8 mmHg standard deviation Blood pressure accuracy is validated for pressure measurement using the upper arm only Cuff Pressure Range 0 to 300 mmHg Systolic Range 60 to 250 mmHg Diastolic Range 30 to 160 mmHg Blood Pressure Determination Time Typical 15 seconds Mean Arterial Pressure Range 40 to 190 mmHg Pulse Rate Range 25 to 240 bpm using Sp0 determination Pulse Rate Range 35 to 199 bpm using Blood Pressure determination Pulse Rate Accuracy using Sp0 Without Motion 25 to 245 bpm x 3 digits determination With Motion normal physiologic range 55 to 125 bpm 5 digits Low Perfusion 25 to 245 bpm 3 digits Pulse Rate Accuracy 5 0 using Blood Pressure
32. 5 module If the SpO is not functioning properly contact Technical Service 33 4 Calibration This chapter provides procedures to perform all adjustments required to calibrate the Spot LXi to conform to Welch Allyn specifications Calibration requires qualified personnel to open the device housing A WARNING Electric shock hazard There are no userserviceable parts inside Spot LXi other than battery replacement see Battery Replacement on page 79 An operator may only perform maintenance procedures specifically described in this manual For service refer the device to an Authorized Service Center Note Always disconnect the sealed lead acid battery in the Spot Vital Signs LXi before performing any calibration function Gather the following tools to have available during the procedures Description Part Number Oty Source Blood Pressure Test Volume Repair Fixture 401028 Welch Allyn Spot LXi Repair Software 401710 Welch Allyn Serivce Manual Spot LXi 704432 1 Welch Allyn Tester Calibration 9600 Plus 01802 110 Welch Allyn Blood Pressure Y Tube No Fittings 1 8 Tube 5082 183 Welch Allyn Pliers Tool Supply Store Wire Cutter Tool Supply Store Tweezers 1 Tool Supply Store 2 Phillips Screwdriver Tool Supply Store T10 Torx Driver Tool Supply Store Cable Tie Tool Tool Supply Store Setra Pressure Meter 2270 01 Setra 1 800 257 3872 Netech Pressure Meter 2000 in Netech 1 800 547 6557 Masimo Sp02 T
33. A a euo oett Ps es td RL els eo GR Re Cote od calle oe I O 14 Display WIDOOW ss ct ete ede hate SPARS OS he p eS RIT 16 Connections orte nah Ba atte qu fae ond hs ek UR Na 18 Braun ThermoScan PRO 4000 19 Blood Pressure Hose and 19 19 SpOs Selsor utes bedava nade Doone ribus Eee dou 20 Quick Reference Card ee Ste det pla a usia 20 AG Power Transtorme nr oa aes aqila ewe peer ue tae ER 21 iv Contents Welch Allyn Spot Vital Signs LXi Standby MOE i otn qu ku qi D t moe a 21 Functional 23 Self TES ti EE dert 23 Internal Configuration 24 Functional VERIFICATION our rece nete ead ahd dies DANNAU FWY NG 28 Blood Pressure Functional 28 Temperature Functional 29 Masimo SpO Functional 32 Nellcor SpO Functional Check 32 aC alibrati dna gue Ans ap op See area Ns 33 ConnectiofiS sauce dott huh deg casts BG orte fec UV sma q
34. ARE gh ote ed oso ae late 81 Inflatioti Test uu eem s Re CEP deae e PRSE pe T 81 Dump Testis vo ue ne ds a Net e 81 Pneumatic Accuracy 5 81 Valve Control Testi oa acinus oka b bau edad WY gy demas 82 Voltage Calibration oO ERR QUA bea 82 Blank Mode Current 82 Back Eight Idle Current lest os acre EE Y WON 82 Valve Pump Mode Current 82 iterace TeSt enc t iR IV 82 Temperature Option Requirements 82 Accuracy Testa hag estem smua beo e m Ld ag dut iden 82 Temperature Probe 83 SpO Option Requirements 83 Spo Functional Test os covered dte e even e tu d 83 SpO Mode Current Test gta e 83 Falls sale lest pag oe ed eet tele EN dt e d UR kuu ne te i 83 Over Pressure Test x ous tes dece Sue Mek ee u Woe e a RS 83 OVE Tal TATE MACRO ROI MEE ER PC 83 Supplies and Accessories 85 Blood Pressure eme ee E uni ek ee YN Bates PER Red a ed 85 Temperatur amp 4 sso xe SA err qr Ree eer E o eee d dn y 86 uses dr eet ri heit e Mert he 87 Masimo Accessories sotd earet gai ayien E a a A AE y eA ASE 87 Nellcor Acces
35. Harness Spot LXi A1 F1 Fuse FlastBlo 5A W1 A1 Power Interface Spot LXi A2 PCA Serial Interface Spot LXi W2 Flex Main Spot LXi A3 Display LCD 320 x 240 Mono W3 Cbl Flx 1 2mm 15 POS A4 Inverter LCD WA Assy Ballast Harness Spot LXi 5 Assy Battery Spot LXi W5 Assy LCD Gnd Harness A5 F1 Wire Protection Fuse W6 Assy Cable Flat Flex 5 0 Assy Fan Unit Cooling Wire Clip Side Entry 375 Wide A7 PCA Masimo Adapter Spot LXi Foam Strip 2 Sided Adhesive A8 Masimo MS 11 Sp0 W7 Chl 1mm 6POS Shield Masimo W8 Cbl Flx 1mm 8POS Tape Copper Masimo Shield wg Cbl Flx Braun Spot LXi A9 PCA SureTemp Plus OEM w o EDAC 10 PCBA BP OEM MOD F All Assy Pump and Tubing Spot LXi A11 F1 Filter Air 1 8 Barbs A12 Assy Transducer Tubing Spot LXi A13 PCA EDAC Spot LXi A14 Nellcor MP506 SpO A15 PCA Braun Interface Spot LXi Wire Color BLK Black BRN Brown RED Red ORN Orange GRN Green BLU Blue PNK Pink J4 CHARGER conter
36. Hz magnetic field characteristic of a typical location in a typical commercial or hospital environment IEC 61000 4 8 Electromagnetic Immunity The Spot Vital Signs LXi is intended for use in the electromagnetic environment specified below The customer or user of the Spot Vital Signs LXi should assure that it is used in such an environment Immunity Test IEC 60601 Compliance Electromagnetic Environment Guidance Test Level Level Portable and mobile RF communications equipment should be used no closer to any part of the Spot Vital Signs LXi including cables than the recommended separation distance calculated from the equation applicable to the frequency of the transmitter Recommended separation distance Conducted RF 3 Vrms 3 Vrms d 1 7 P IEC 61000 4 6 150 kHz to 80 MHz Radiated RF 3 V m 3 V m d 1 17 P 80 MHz to 800 MHz IEC 61000 4 3 80 MHz to 2 5 GHz d 2 33 P 800 MHz to 2 5 GHz where Pis the maximum output power rating of the transmitter in watts W according to the transmitter manufacturer and d is the recommended separation distance in metres m Field strengths from fixed RF transmitters as determined by an electromagnetic site survey should be less than the compliance level in each frequency range Interference may occur in the vicinity of equipment marked with the following symbol g Note 1 At 80 MHz and 800 MHz the higher frequency range applies No
37. SpO2 Functional Check on page 32 for the functional test Sp0 Mode Current Test The SpO Mode Current Test is defined as the amount of current less the Blank Mode Current that is drawn through the battery terminals placing Spot LXi in the Blank Mode actuating the 5 mode and applying any SpO signal to the device The maximum limit is 120 mA maximum Fail Safe Test Over Pressure Test Verify that Spot LXi can detect over pressure on the pneumatic system between 296 0 mmHg and 329 mmHg Over 15 mmHg Verify that Spot LXi can detect static pressure over 15 mmHg for 180 seconds 84 Repair Test Specifications Welch Allyn Spot Vital Signs LXi Supplies and Accessories 85 Blood Pressure Table 1 Reusable Two Piece Blood Pressure Cuffs 1 per pack REF Size REF Size 4500 01 Child 4500 03 Large Adult 4500 02 Adult 4500 04 Thigh Table 2 Durable One Piece Blood Pressure Cuffs 5 per box REF Size REF Size 5082 82 4M0 Infant 5082 86 4MO Adult 5082 83 4 0 Small Child 5082 87 AMQ Large Adult 5082 84 AMO Child 5082 88 4 0 Thigh 5082 85 4 0 Small Adult Table 3 Disposable One Piece Blood Pressure Cuffs 5 per box REF Size REF Size 5082 92 AMO Infant 5082 96 4 0 Adult 5082 93 4 0 Small Child 5082 97 4 0 Large Adult 5082 94 AMO Child 5082 98 4 0 Thigh 5082 95 4 0 Small Adult Table 4 Miscellaneous Supplies and Accessories REF Description REF Descript
38. Welch Allyn Spot Vital Signs LXi Service Manual WelchAllyn Advancing Frontline Care Welch Allyn Spot Vital Signs LXi Service Manual WelchAllyn Advancing Frontline Care ii Welch Allyn Spot Vital Signs LXi Copyright 2005 Welch Allyn All rights are reserved No one is permitted to reproduce or duplicate in any form this manual or any part thereof without permission from Welch Allyn Welch Allyn assumes no responsibility for any injury to anyone or for any illegal or improper use of the product that may result from failure to use this product in accordance with the instructions cautions warnings or statement of intended use published in this manual Welch Allyn Spot Vital Signs and SureTemp are registered trademarks of Welch Allyn Braun ThermoScang is a registered trademark of the Braun Company LNCS is a trademark of and SET9 LNOP and Masimo are registered trademarks of Masimo Corporation Possession or purchase of a Masimo SpO equipped device does not convey any express or implied license to use the device with unauthorized sensors or cables which would alone or in combination with this device fall within the scope of one or more of the patents relating to this device Nellcor and Oxi Max are registered trademarks of Nellcor Puritan Bennett Inc Software in this product is Copyright 2005 Welch Allyn or
39. abled Auto Overwrite Ask Overwrite Do not Overwrite Spot LXi can save 50 patient readings in memory Upon reaching reading 51 the device may automatically overwrite reading 1 ask the user if he she wants to overwrite reading 1 or disable the ability to take another reading until at least one reading is erased Table 9 Change Local Defaults Options Setting Description Language BP Units Temperature Units Height Units Weight Units Date Format Time Format English Dansk Nederlands Finnish Frangais Deutsch Italiano Norsk Espafiol Portugu s Svenska or Chinese mmHg or kPa Fahrenheit F or Celsius C Inches in or centimeters cm Pounds Ib or kilograms kg Displays the date in one of the following styles mm dd yyyy example July 16 2005 07 16 2005 dd mm yyyy example 16 July 2005 16 07 2005 Displays the time in one of the following styles e 12 hour example 5 00 PM e 24 hour example 17 00 28 Functional Overview Welch Allyn Spot Vital Signs LXi Functional Verification Blood Pressure Functional Check The calibration check is a simple yet valuable test to determine that the unit is sensing pressure accurately Verify the pressure measurement accuracy of the Welch Allyn Spot LXi with an accurate calibrated pressure meter or sohygmomanometer To perform the functional check Have the following equipment available e Accurate calibrated pressure met
40. alculates Body Mass Index BMI following height and weight entry The device is intended to be used by clinicians and medically qualified personnel It is available for sale only upon the order of a physician or licensed health care provider Refer to the Spot Vital Signs LXi Directions for Use manual for complete information Battery System Spot LXi includes a 6 Volt 6 amp hour sealed lead acid battery that supplies all power to the device An external power supply charges the battery The battery is always on line floated rather than switching out when attached to the external power supply Spot LXi uses a fuse and a shunt diode for protection against reverse battery connections The fuse is located on the main board in the negative battery line and a reverse battery connection causes It to blow and require repair The negative line location is more likely to short the battery wire to ground than short the battery wire to the VBUS node Battery Charger Provides two levels of power to fast charge or to float the battery at fixed voltages using software control The fast charge level rapidly brings the battery up to nearfull capacity 7 Volts using software to not overcharge the battery The float level set per the manufacturer s recommendation slowly tops off the battery and can stay on indefinitely CPU 1 0 Power Supply Provides power to the pins of the DragonBall MPU and the attached peripheral IC s The nomina
41. ank Read the voltage on the digital multi meter DMM connected to the power supply Type the voltage reading in the Actual Voltage field and click the Calibration button Click the Ok button to accept the inputs Click the Ok button to answer the question in the text dialog box Are you sure you want to make changes permanent Enter your initials in the Calibration Signature field to complete the voltage calibration Service Manual Calibration 35 Blood Pressure Calibration Follow the steps in Connections on page 34 Adjust the power supply to 6 5 25 Vdc Enter the Internal Configuration Mode on page 24 Use the Navigation and Select buttons to select Blood Pressure gt BP Calibration Check Set the test station volume to 500 cc and use the Spot LXi Navigation and Select buttons to close valve the Window Display shows Open Valve Click the Calibrate Zero button Use the bulb and the calibrated digital pressure meter to manually inflate the device to 200 mmHg and enter the pressure meter reading from Spot LXi in the Calibration Gain text field Click the Ok button to accept the inputs Click the Ok button to answer the question in the text dialog box Are you sure you want to make changes permanent Enter your initials in the Calibration Signature field to complete the blood pressure calibration Configuration Calibration 1 2 3 4 Follow the steps in Connections
42. ar or in contact with electrostatically charged objects When you handle components or assemblies that are not in protective bags and you are not sure whether they are static sensitive assum that they are static sensitive and handle them accordingly e Perform all service procedures in a static protected environment Always use techniques and equipment designed to protect personnel and equipment from electrostatic discharge e Remove static sensitive components and assemblies from their static shielding bags only at static safe workstations a properly grounded table and grounded floor mat and only when you are wearing a grounded wrist strap with a resistor of at least 1 megohm in series or other grounding device e Use only grounded tools when inserting adjusting or removing static sensitive components and assemblies e Remove or insert static sensitive components and assemblies only with monitor power turned off e Insert and seal static sensitive components and assemblies into their original static shielding bags before removing them from static protected areas Always test your ground strap bench mat conductive work surface and ground cord before removing components and assemblies fromtheir protective bags and before beginning any disassembly or assembly procedures Service Manual Symbols Safety Summary The following symbols are associated with the Spot Vital Signs LXi Safety Symbols me OOF P Button Symbols
43. are expressed as X digits This variation equals one standard deviation 1 SD which encompasses 68 of the population Table 21 OxiMax Sensor Models Single Patient Use Sensor Models Sp0 Range 70 to 100 MAX Al 2 MAX PI 2 2 MAX RI 35 The accuracy specification under motion conditions is 3 For a definition of motion contact Nellcor Technical Services or your local Nellcor representative The accuracy specification has been determined between saturations of 8096 to 10096 Table 22 OxiCliq Sensor Models Single Patient Use Sensor Models Sp0 Range 70 to 100 OXICLIQ PI 25 Table 23 Reusable Sensor Models Sensor Models Sp0 Range 70 to 100 D YS Infant to Adult 3 D YS and D YSE 3 5 D YS and D YSPD 35 DS 100A 3 OXI A N Adult neonate Adult 3 Neonate 4 OXI P I Pediatric infant 3 Nellcor Patents Covered by one or more of the following US Patents 4 802 486 4 869 254 4 928 692 4 934 372 5 078 136 5 351 685 5 485 847 5 533 507 5 577500 5 803 910 5 853 364 5 865 736 6 083 172 6 708 049 Re 35 122 and foreign equivalents Service Manual Mechanical Dimensions Weight Mounting Portability Electrical Power Requirements Patents Patents Pending Battery Specifications Height 10 63 27 cm Length Braun 8 20 32 cm Length SureTemp Plus 7 5 19 cm Depth 5 25 13 34 cm 7
44. barcode scanner is covered by a five year warranty against original defects in material or workmanship The wireless radio is covered by a one year warranty against original defects in material or workmanship 100 Warranty Welch Allyn Spot Vital Signs LXi Welch Allyn Advancing Frontline Care Material No 704432 Rev B
45. ble 11 Blood Pressure Error Codes Code Description Corrective Action C01 Blood pressure reading cancelled by user Retake blood pressure reading C02 Unable to release cuff pressure Check tubing for kinks and connection integrity C03 Inflation too quick Check tubing and connections C04 Air leak Check blood pressure cuff and tubing connections C05 Unable to determine blood pressure Check connections restrict patient movement C06 Unable to determine blood pressure Check connections restrict patient movement C07 Internal NIBP error Device will power down E10 Cuff pressure limits exceeded Device will power down E11 Cuff pressure duration exceeded Device will power down Troubleshooting Welch Allyn Spot Vital Signs LXi Table 11 Blood Pressure Error Codes Code Description Corrective Action E20 Internal NIBP error Device will power down Table 12 SureTemp Plus Temperature Error Codes Code Description Corrective Action C22 Temperature time limit exceeded Remove probe from patient E0 1 Probe heater error Retake reading If problem persists replace probe E0 2 Thermometer probe or device malfunction Replace probe If problem persists contact Technical Service E0 4 Probe is over temperature If problem persists contact Technical Service E0 5 Unable to determine temperature Retake reading If pro
46. blem persists replace probe E0 6 Probe data error Retake reading If problem persists replace probe E0 7 Broken thermometer probe Replace probe E0 8 Cannot read the probe s configuration Contact Technical Service information E0 8 Temperature module data error Contact Technical Service to return the device E0 8 Cannot read the device s Error Log This problem will correct itself If it persists contact Technical Service E0 9 Broken thermometer probe Replace probe E4 0 Internal temperature malfunction Retake temperature If problem persists contact Technical Service 4 1 Internal temperature malfunction Retake temperature If problem persists contact Technical Service E4 2 Internal temperature malfunction If problem persists contact Technical Service E4 3 Internal temperature malfunction If problem persists contact Technical Service E4 4 Temperature malfunction Restart device If problem persists contact Technical Service E4 5 Temperature malfunction Restart device If problem persists contact Technical Service E4 6 Temperature malfunction Restart device If problem persists contact Technical Service E4 7 Cannot initialize thermometer f problem persists contact Technical Service E4 8 Thermometer needs to be calibrated Contact Technical Service E4 9 Probe well missing or installed improperly Reinstall probe well E5 0 Temperature heater error f problem persists contact Technical Service E5 2 Heater failsafe fa
47. can PRO 4000 thermometer requires an additional 1 hour to charge and the rechargeable batteries in the external printer require an additional 4 hours to charge You can use the Spot LXi during this charging period via the AC power cord If Spot LXi displays the E38 error code after power up set the date see Date Time Menu Options on page 25 ay The battery is a non spillable lead acid battery and must be recycled or disposed of properly according to national or local regulations 80 Maintenance and Service Welch Allyn Spot Vital Signs LXi Braun ThermoScan PRO 4000 A Caution Do not use alkaline batteries in the Braun ThermoScan PRO 4000 thermometer Welch Allyn supplies a rechargeable battery pack with the Braun ThermoScan PRO 4000 thermometer 1 2 Open the battery compartment Remove the battery pack and replace with a new battery pack verify the poles are in the right direction Slide the battery door back in until it snaps into place If the battery is completely discharged the LEDs will not illuminate Allow the unit to charge at least 15 minutes before proceeding ay The battery is a rechargeable battery and must be recycled or disposed s of properly according to national or local regulations Printer Caution Do not use alkaline batteries in the printer 1 2 Open the battery compartment Remove the battery pack and replace with a new battery pack verify the poles are in the right direction
48. ce te y de rd Utrum Nue ea ae bx eed goes ru oet 73 Battery oe eee gaa VE HR PE See UD 73 Environmental er rey ihe RE t E Een Say 73 Wireless Radio s er RARE ee des 74 Guidance and Manufacturer s Declaration 74 Emissions and Immunity Information 7A 10 Maintenance and Service 77 Cleanin eom dudes com etuer euo Pt aA aceto iare Say ct EE DELE 77 Spot Vital in six e Eee oca i oet Set 77 Blood Pressure Cluff Wena ete a au e dale 77 Blood Pressure 3 2 prr Pec de dw 77 SureTemp Plus Thermometer 0 000 00 0c sas tet bra han ua aa au 77 Braun ThermoScan PRO 4000 Thermometer 78 vi Contents Welch Allyn Spot Vital Signs LXi SDO enSsolS emit re A bum cutus Mo ate f 78 RANOR ace hs esate ease cates dou apna 78 Battery Replacement 79 Spot Vital Sighs aus ia de matr am orbe deae b ama RA L aku g 79 Braun ThermoScan PRO 4000 eee 80 _ me Yr Ua dete igh bch Gt teva tes PIS drum 80 A Repair Test Specifications 81 General Jm C dus eese obser ob a umutu ee 81 AB NOISE estu eu tese rr ed e oot lew LA GU EA E oa 81 OAK en Dee Roe PG DID G
49. connects the user interface sensor connector J8 to the SpOs electronics The Masimo SpO gt module mates to the Masimo Adaptor Board that in turn mates to the Main board This provides power and communications to the module from the Main board The Nellcor SpO5 module mounts directly to the Main board This provides power and communications to the module and brings the sensor signals to the main board where EMI and ESD can be controlled The sensor signals pass through the main board to the mating connector for the shielded flat flex cable 62 Technical Overview Bar Code Scanner Description The bar code scanner is the IMAGETEAM 3800 3900 programmed as follows Welch Allyn Spot Vital Signs LXi Parameter Setting Factory Default Terminal Interfaces Baud Rate 9600 9600 Data Bits 7 7 Stop Bits 7 7 Parity Even Even Handshaking None None Output Scan Rate 67 s s 270s s Beeper Volume Off High Trigger Mode Manual Trigger Low Power Manual Trigger Lower Power Time Out 5 seconds Data Editing lt STX gt lt SOH gt lt DC2 gt Ctl BAR None Suffix lt CR gt lt LF gt lt CR gt lt LF gt NOTES 1 Applies to all symbologies The bar code scanner interfaces to Spot LXi through an isolated RS 232 DB 9 Female connector A standard IMAGETEAM 3800 3900 cable is required for use with the scanner Service Manual Technical Overview 63 Printer Description All models of the Ap1300 pri
50. determination Overpressure Cutoff 315 mmHg 15 mmHg 1 Specification applies to device performance and was validated with Biotek and Nellcor simulators 70 Specifications Temperature Specifications Temperature Range SureTemp Plus Braun ThermoScan PRO 4000 Calibration Accuracy SureTemp Plus Braun ThermoScan PRO 4000 for displayed temperature ranges Display Resolution SureTemp Plus Predict Time Oral Adult Axillary Pediatric Axillary Rectal Welch Allyn Spot Vital Signs LXi 80 to 110 F 26 7 to 43 3 C 68 to 108 F 20 to 42 2 C 0 2 F 0 1 C Monitor Mode 0 49 F 20 29 C 95 9 to 107 6 F 35 5 to 42 30 5 F 40 25 C outside this temperature range 0 1 Approx 4 to 6 seconds Approx 12 to 15 seconds age 18 years and older Approx 10 to 13 seconds age 17 years and younger Approx 10 to 13 seconds Service Manual 5 0 Specifications Masimo Sensor Accuracy Guide Specifications Accuracy specified when used with Masimo SET pulse oximetry monitors or with licensed Masimo SET pulse oximetry modules using PC series patient cables during no motion Numbers present 1 standard deviation Plus or minus one standard deviation represents 68 of the population SpO gt accuracy from 70 to 100 Pulse rate accuracy from 25 to 240 bpm Performance Measurement Range Sp0 1 to 100 Pulse Rate 25 240 beats per minute BPM 0 02 to 20 Saturation 70 to 100 No M
51. e A Caution Minimize extremity and cuff motion during blood pressure readings Caution f the blood pressure cuff is not at heart level note the difference in reading due to the hydrostatic effect Add the value of 1 80 mmHg 2 kPa to the displayed reading for every inch 2 5 cm above heart level Subtract the value of 1 80 mmHg 2 kPa from the displayed reading for every inch 2 5 cm below heart level Caution Proper blood pressure cuff size and placement is essential to the accuracy of the blood pressure determination See Reusable Two Piece Cuff Measurements or Durable One Piece Cuff Measurements of the Directions for Use for sizing information Caution The position and physiologic condition of the subject can affect a blood pressure reading Temperature Cautions These cautions pertain to the Spot LXi temperature feature 5 0 Cautions Caution The SureTemp Plus feature only operates with the probe well in place Caution Do not use alkaline batteries in the Braun ThermoScan PRO 4000 Caution Biting the probe tip may result in damage to the probe These cautions pertain to the Spot LXi SpO feature N Caution The pulse oximeter is calibrated to determine the percentage of arterial oxygen saturation of functional hemoglobin Significant levels of dysfunctional hemoglobin such as carboxyhemoglobin or methemoglobin may affect the accuracy of the measurement Caution Some sensors may not be appropriate for a part
52. e of your shipping box Returns without a Service Notification number will not be accepted for delivery Field Replacement Units Included with the Service Manual is a complete list of field replacement units Order spare parts from your local Welch Allyn Service Center Service Loaners Service loaners are provided on request if a Welch Allyn Service Center provides repair service Loaners for products repaired while under the original warranty or while under service contract are provided free of charge and are shipped within 48 hours of notification of need For service repairs outside of warranty or contract loaners are available for a nominal charge and shipment is subject to availability Loaners are shipped pre paid however this charge is added to the service charges Service Intervals Verify Spot Vital Signs LXi on an annual basis for blood pressure temperature and SpOs accuracy 14 Overview Welch Allyn Spot Vital Signs LXi Spot Vital Signs LXi Configurations Table 1 Available Versions of Spot Vital Signs LXi REF Description 45010 Blood Pressure with SureTemp Plus Thermometer 450E0 Blood Pressure with Braun ThermoScan PR0 4000 Thermometer 45 0 Blood Pressure with Masimo 5 0 and SureTemp Plus Thermometer 45MEO Blood Pressure with Masimo 5 0 and Braun ThermoScan PRO 4000 Thermometer 45NTO Blood Pressure with Nellcor 0 and SureTemp Plus Thermometer 45NEO Blood Pressure with
53. ent ID 0123456789 b Weight Pain Height Clear Respiration Send Next Reading Navigation button move throughout the options in the Navigation Window or to increase decrease parameter units Charging LED indicates the thermometer battery Memory button is charging recalls up to 50 most recent measurements Select button accepts the current option Charging LED indicates when device is plugged in and charging the battery Blood Pressure Start Stop button Power button controls initiates a new blood pressure cycle power to the device Pressing again aborts an active blood pressure measurement 16 Overview Welch Allyn Spot Vital Signs LXi Display Window Note Before using Spot LXi for the first time you must program an initial configuration screen 1 Press the Power button The display window shows the initial configuration screen Figure 3 Initial Configuration Screen Change Local Defaults Menu Model No 45NTO Serial No 2005040004 Language BP Units Temperature Units Height Units Weight Units Date Format Time Format Select 2 Usethe Select button to access the options and accept the entries and use the Navigation buttons to move through the menu 3 The word Exit appears at the bottom of the list after you have programmed all items in the menu You must program all items before you can start to use the device 4 Scroll to Exit and
54. ep it pressed for the following steps e After approx seconds the OFF symbol flashes on the display keep pressing the button e When you hear a beep release the button immediately e Braun TheromScan Pro 4000 is now in calibration check mode and the display is flashing and showing the CAL symbol 3 Apply a new probe cover Place the probe firmly into the Ear Device Port Figure 11 9600 Plus Calibration Tester with the Braun ThermoScan Pro 4000 Wait approximately three seconds press the thermometer Start button and watch for the Exac Temp light to flash Leave the thermometer in the 9600 Plus Calibration Tester until you hear a beep Remove the Pro 4000 Thermometer from the 9600 Plus Calibration Tester and read the temperature in the thermometer s display If the temperatures are within 0 2 C 0 4 F the thermometer is within calibration Wait one full minute before taking another reading with the same thermometer Repeated measurements in short sequence may cause higher readings 32 Functional Overview Welch Allyn Spot Vital Signs LXi 8 The device will exit CAL mode after four minutes 9 Test all available thermometers for calibration verification at the current Calibration Set Point Temperature Proceed to the next Calibration Set Point Temperature see Changing the Calibration Set Point Temperature Changing the Calibration Set Point Temperature To scroll from one set point to the next pr
55. er on and verify the LCD segments light up for one to two seconds before the device goes into its normal operating mode If the device has any LCD segments that do not light change the window display see LCD Disassembly on page 53 Blood Pressure Calibration Check Perform two or three blood pressure cycles to verify proper cuff inflation deflation and the readings If Spot LXi does not inflate or deflate properly perform the following procedure 1 2 Open the Spot LXi housing see Disassembly and Repair on page 45 Check Spot LXi for pinched tubing and reroute if necessary Re run the blood pressure cycle to confirm the problem is fixed Power off Spot LXi and enter the Internal Configuration Mode see Internal Configuration Mode on page 24 Use the Navigation and Select buttons to select Blood Pressure BP Calibration Check Verify the valve on Spot LXi is closed the menu choice shows Open Valve 40 Troubleshooting Welch Allyn Spot Vital Signs LXi 6 Use the bulb to manually inflate the device to 250 mmHg and confirm Spot LXi meets the leak test specification see Leak Test on page 81 Temperature Functional Check Use the 9600 Plus Caligration Tester to check the SureTemp Plus or Braun ThermoScan PRO 4000 thermometer accuracy see Temperature Functional Check on page 29 Masimo 5 0 Functional Check Use the Masimo Tester to check the functionality of the SpOs module of Spot LXi see Masim
56. er or e A tubing with an inside diameter of sphygmomanometer approximately 250 quantity 3 each e T connector e Bulb and valve 5088 01 e Female fittings 12P524 1 quantity 2 each 1 Disconnect the blood pressure cuff from the blood pressure tubing 2 Attach two pieces of the 4 tubing to the T connector Verify that the tubing is positioned perpendicular to each other 3 Attach the pressure meter or sphygmomanometer to one of the tubes and the bulb and value assembly to the second tube 4 Push a female fitting into the third piece of 4 tubing and connect the opposite end of the tubing to the T connector 5 Twist the blood pressure tubing fitting that connects to the right blood pressure cable connection port to the female fitting and connect the opposite end of the blood pressure tubing to the blood pressure cable connection port Verify that all connections are tight Figure 8 Blood Pressure Calibration Tubing Connections Right blood pressure cable connection Bulb and valve K 5 Accurate calibrated pressure meter or sphygmomanometer Right female fitting 6 Enter the Internal Configuration Mode see Internal Configuration Mode on page 24 Service Manual Functional Overview 29 7 Press the Navigation button to highlight Blood Pressure on the display and press the Select button 8 Press the Navigation button to highlight BP Calibration Check
57. ess and hold the Temperature Selection button until a beep is heard The newly selected set point appears in the upper left corner of the LCD display The device s current temperature is displayed starts to flash and continues flashing until the cavity reaches the equilibrium at the new set point Masimo 5 0 Functional Check Use the Masimo Tester to perform to functionally check the Masimo sensors 1 Orient the Masimo Tester such that the mini D connector mates with the SpOs connector on Spot LXi 2 Power on Spot LXi and confirm the SpOs reading in the Display Window is 81 3 and the pulse reading is 61 bpm 1 bpm 3 Place the thumb and index finger on the gray buttons on either side of the Masimo Tester connector press the buttons firmly and gently pull to remove the tester There is no way to change the functionality of the SpO5 module If the SpO is out of calibration contact Technical Service Nellcor SpO Functional Check Use a Nellcorapproved SpO simulator SRC MAX to check the SpO functionality 1 Orient the simulator such that the connector mates with the SpO connector on Spot LXi 2 Power on Spot LXi and confirm the 5 reading in the Display Window is 8196 3 and the pulse reading is 61 bpm 1 bpm 3 Place the thumb and index finger on either side of the simulator connector press the buttons firmly and gently pull to remove the simulator There is no way to change the functionality of the
58. ester 1593 Masimo 1 800 326 4890 Nellcor SRC MAX SpO Tester SRC MAX Nellcor 1 800 635 5267 Cable USB A to 5 pin mini Electronics Supply Store Digital Volt Meter with 4 1 2 Digit Display 2 Electronics Supply Store Power Supply 0 20 Vdc adjustable with 0 3A Electronic Supply Store output 34 Calibration Welch Allyn Spot Vital Signs LXi Description Part Number Qty Source IBM compatible computer Windows 2000 XP 1 NT4 Only requires one of the pressure meters Connections 1 2 3 4 Connect the blood pressure pneumatic tubing to the Spot LXi and to the test station Connect the USB cable to the Spot LXi and the computer Start the Spot Vital Signs LXi repair software on the computer Connect the power supply to the Spot LXi Figure 12 Connect Diagram Test Volumes 100 250 500 cc Netech or Setra Pressure Meter queuing Ja WHINY 1 4e eunnjy jeu6ig E BP Y Tube To UUT power connector To UUT Bulb Connector Valve USB N Cable Computer Windows 2000 or XP Unit Under Test UUT SPO2 Patient Simulater Temperature Calibration Well Voltage Calibration o o o Follow the steps in Connections Adjust the power supply to 5 5 Vdc 20 1 Vdc and power on Spot LXi Select Calibrate gt Voltage in the repair software The Spot LXi display window goes bl
59. ftware 401710 Welch Allyn Serivce Manual Spot LXi 704432 1 Welch Allyn Tester Calibration 9600 Plus 01802 110 Welch Allyn Blood Pressure Y Tube No Fittings 1 8 Tube 5082 183 Welch Allyn Pliers Tool Supply Store Wire Cutter Tool Supply Store Tweezers Tool Supply Store 2 Phillips Screwdriver Tool Supply Store T10 Torx Driver Tool Supply Store Cable Tie Tool Tool Supply Store Setra Pressure Meter 2270 01 Setra 1 800 257 3872 Netech Pressure Meter 2000 in Netech 1 800 547 6557 Masimo Sp02 Tester 1593 Masimo 1 800 326 4890 Nellcor SRC MAX SpO Tester SRC MAX Nellcor 1 800 635 5267 Cable USB A to 5 pin mini Electronics Supply Store Digital Volt Meter with 4 1 2 Digit Display 2 Electronics Supply Store 46 Disassembly and Repair Welch Allyn Spot Vital Signs LXi Description Part Number Qty Source Power Supply 0 20 Vdc adjustable with 0 3A 1 Electronic Supply Store output IBM compatible computer Windows 2000 XP 1 NT4 Only requires one of the pressure meters 2 Disconnect the power and all accessories from the Spot LXi 3 Remove the four screws holding the battery door using a phillips head screwdriver Remove the battery door to expose the battery Top back housing screws 2 places Battery Door Screws 4 places 4 Tip the Spot LXi backward and slide the battery out Disconnect the one way connector 5 Remove the two screws inside the battery housing that are identif
60. ibration specification at the target pressures of 250x5 mmHg 150 x5 mmHg 50 x5 mmHg and 0 mmHg with each reading within x3 mmHg of the target pressure except for the 0 mmHg reading which is within 1 0 mmHg 8 Setthe power supply to 5 6 0 3 0 0 Vdc Verify the voltage reading meets the specification see Voltage Calibration on page 82 After completing this test return the power suppy to 6 5 0 0 25 Vdc Service Manual Troubleshooting 41 Current Test 1 Follow the steps in Connections on page 34 2 Power off Spot LXi and then power on in normal mode 3 Select Test gt Current Levels in the Spot LXi Repair Software Use the reading from the current meter and record the following current levels a Sleep State b Patient DAQ Mode c Valve Pump Mode The test result is a pass or fail result 4 Select Ok to exit the dialog box Noise Levels 1 Follow the steps in Connections on page 34 2 Select Test gt Noise Levels in the Spot LXi Repair Software and press the Test button to retrieve Spot LXi s internal pressure channel noise level The test result is a pass or fail result 3 Select Ok to exit the dialog box Button Test 1 Follow the steps in Connections on page 34 2 Select Test Button Test in the Spot LXi Repair Software and press each button on Spot LXi while verifying that the computer acknowledges each button in the Test Buttons display 3 Select Ok to exit
61. ice with a cloth slightly dampened with either 70 isopropyl alcohol 10 chlorine bleach solution or mild detergent in water or use PDI Sani System Cloths Never immerse Spot LXi in any type of fluid Blood Pressure Cuff Before washing the Reusable Two Piece Cuff remove the two connectors and bladder close off tubes with plugs available as accessory 5082 163 and close the hook and loop fasteners After washing allow the cuff to air dry Re assemble the tube fittings Never press with an iron Blood Pressure Hose and Cable Wipe the pressure hose with a damp cloth moistened in a mild detergent solution Do not immerse hose SureTemp Plus Thermometer Temperature Probe Caution DO NOT immerse or soak the probe in any type of fluid Caution DO NOT use steam heat or gas sterilization on the probe Caution DO NOT autoclave the probe 78 Maintenance and Service Welch Allyn Spot Vital Signs LXi Press down on the connector tab and slide the connector out of the port to remove the temperature probe Regularly wipe the probe with a cloth dampened with warm water and a mild detergent solution a 70 isopropyl alcohol solution or a 10 chlorine bleach solution Removable Probe Well Caution DO NOT use hard or sharp objects to clean the probe well This could damage the probe well and cause the device to not function properly Caution DO NOT use steam heat or gas sterilization on the probe well Caution DO NOT autoclave
62. icular patient If at least 10 seconds of perfusion pulses cannot be observed for a given sensor change sensor location or sensor type for perfusion to resume Caution Physiological conditions medical procedures or external agents that may interfere with the pulse oximeter s ability to detect and display measurements include dysfunctional hemoglobin arterial dyes low perfusion dark pigment and externally applied coloring agents such as nail polish dye or pigmented cream Caution When selecting a sensor consider the patient s weight and activity level the adequacy of perfusion the available sensor sites the need for sterility and the anticipated duration of monitoring 7 Safety Summary Welch Allyn Spot Vital Signs LXi Electrostatic Discharge ESD A Aia ATTENTION CAUTIO N OBSERVE PRECAUTIONS FOR HANDLING SENSITIVE ELECTRONIC DEVICES ELECTROSTATIC DO NOT SHIP OR STORE NEAR STRONG SENSITIVE DEVICES ELECTROSTATIC ELECTROMAGNETIC MAGNETIC OR RADIOACTIVE FIELDS Electrostatic discharge is a sudden current flowing from a charged object to another object or to ground Electrostatic charges can accomulate on common items such as foam drinking cups cellophane tape synthetic clothing untreated foam packaging material and untreated plastic bags and work folders to name only a few Electronic components and assemblies if not properly protected against ESD can be permanently damaged or destroyed when ne
63. ied with arrows molded into the housing and the two screws at the top of the back upper housing 6 Hold the device together lay the back housing on the bench and carefully lift the top housing off Ca 200000 Service Manual Disassembly and Repair 47 Z Remove the screw and slightly lift the circuit board from the right facing side and disconnect the flex cable 8 Lift and disconnect the wire harnesses and the pneumatic tubing 9 Disconnect the red electrical connector and the gold ribbon connector 48 Disassembly and Repair Welch Allyn Spot Vital Signs LXi Key Pad Disassembly 1 Gently pull the button switch array out of the cover 2 Align and push the new button switch array into place Service Manual Disassembly and Repair 49 5 0 Circuit Board Disassembly Note assure proper SpO gt operation replace the SpO gt board using only the Welch Allyn specified part To assure patient electrical isolation after the main board is nearly back in position verity that the 5 flex cable is freely floating in space and is not pressed up against the main board Masimo 1 Laythe LCD flat on an ESD mat 2 Find the double stack of circuit boards and remove the four corners screws Carefully lift the ci
64. ilure If problem persists contact Technical Service A Device outside operating temperature Change ambient temperature range Av Device outside operating temperature Change ambient temperature range bA Internal temperature malfunction Contact Technical Service bv Internal temperature malfunction Contact Technical Service Service Manual Troubleshooting 39 Table 13 SpO Error Codes Code Description Corrective Action C8 Faulty Sp sensor Replace sensor C9 SpO time limit exceeded Remove sensor from patient E7 Internal 5 0 error Retake reading Battery Voltage Check 1 2 S 4 Follow the steps in Connections on page 34 Set the power supply to 6 5 0 0 25 Vdc Use a DMM to check the battery voltage If the voltage is less than 6 0 Vac charge the battery To charge the battery place the battery back into the Spot LXi and connect the charger for 8 hours Let the device sit idle for one day and recheck the battery voltage If the voltage is below 6 0 Vdc replace the battery see Battery Replacement on page 79 Power on Spot LXi If the device does not power on a Verify the power supply is connected to the device and turned on b Change the main PCB see Disassembly and Repair on page 45 c Change the display PCB see LCD Inverter Ballast Board Disassembly on page 53 Window Display Check Watch the Spot LXi window display during pow
65. ion 4500 30 Blood Pressure Hose 5 1 5 5200 08 Calibration T Connector 86 Supplies and Accessories Welch Allyn Spot Vital Signs LXi Temperature Table 5 SureTemp Plus REF Description 02895 000 SureTemp Plus Oral Probe and Well 9 feet 2 7M 02895 100 SureTemp Plus Rectal Probe and Well 9 feet 2 7M 02894 0000 SureTemp Plus Oral Well 02894 1000 SureTemp Plus Rectal Well 06138 000 SureTemp Plus Temperature Calibration Key 01802 110 9600 Plus Calibration Tester 05031 101 Disposable SureTemp Plus Probe Covers 1 000 covers packaged 25 box Table 6 Braun ThermoScan PRO 4000 REF Description 04000 200 Braun ThermoScan PRO 4000 Thermometer for North America South America and Asia Pacific 04000 600 Braun ThermoScan PRO 4000 Thermometer for Europe Middle East and Africa 05075 800 Braun ThermoScan PRO 4000 Disposable Probe Covers Case of 800 covers for North America South America and Asia Pacific 04000 800 Braun ThermoScan PRO 4000 Disposable Probe Covers Case of 800 covers for Europe Middle East and Africa 01802 110 9600 Plus Calibration Tester 53020 0000 Braun ThermoScan PRO 4000 Rechargeable Battery Pack 4500 53 Braun Locking Key Service Manual Pulse Oximetry Masimo Accessories Table 7 Adhesive Sensors Single Patient Use Supplies and Accessories 87 Ca
66. isions noted within the 93 42 EEC Medical Device Directive 0050 WekhAMm o Navan Business Park Dublin Road Navan County Meath Republic of Ireland Tel 353 46 90 67700 Fax 353 46 90 67756 11 2 Overview Purpose and Scope The Spot Vital Signs LXi Service Manual is intended as a reference for maintenance and repair to the field replaceable unit FRU level and are listed on page 65 This manual provides the technical qualified service person with troubleshooting information repair procedures and calibration and performance verification instructions A technical overview of the Spot LXi subsystems is provided as an introduction to the device s circuitry and pneumatics This manual is intended for the technical qualified service person Service training classes on Welch Allyn s products are available Contact Welch Allyn Technical Service for information Other Applicable Documents The Spot Vital Signs LXi Directions for Use manual is also available Refer to this document for information other than maintenance and repair Welch Allyn 9600 Plus Calibration Tester Directions for Use for all models Braun ThermoScan PRO 4000 User s Guide for models 450E0 45NEO 45MEO Masimo Directions for Use for models 45MTO 45MEO Nellcor Directions for Use for models 45NTO 45NEO 12 Overview Welch Allyn Spot Vital Signs LXi Contents Checklist Unpack the Spot LXi and any applicable accessories and then inspect for
67. ith a 70 isopropyl alcohol solution Do not immerse the sensor The printer label kit comes with a two step head cleaner Follow the directions provided with the cleaner Service Manual Maintenance and Service 79 Battery Replacement Spot Vital Signs LXi A Caution Only use the Welch Allyn 4500 84 lead acid battery Using an incorrect battery will cause damage to the Spot LXi and void the warranty Caution Do not break the shrinkwrap around the battery If necessary replace the internal battery after heavy use or the battery no longer charges 1 2 Power off the Spot LXi and disconnect the AC power transformer cord Remove the four screws holding the battery door using a phillips head screwdriver Remove the battery door to expose the battery Tip the Spot LXi backward and slide the battery out Disconnect the one way connector and then attach a new battery to the connector as shown The one way connector ends only connect one way Do this as quickly as possibly to prevent loss of clock time Figure 13 Battery Removal and One way Connector 4 One way connector Slide the battery into the compartment as far as it will go Push the connector down into the case next to the battery Replace the battery door and tighten each of the four screws Connect the AC power transformer to the Spot LXi and allow the new battery to charge for approximately 6 hours The rechargeable batteries in the Braun ThermoS
68. l voltage is set to a value of 3 15 Volts so that both the 3 0 Volt MPU and 3 3 Volts peripherals can operate within specifications Spot LXi uses buck switching topology for efficiency and an on off power latch directly controls the power supply CPU Core Power Supply Powers the MPU core only and operates at the recommended Dragonball voltage range of 1 8 0 1 Volts 2 0 Volts absolute max 60 Technical Overview Welch Allyn Spot Vital Signs LXi The 3 15 Volt supply powers the 1 8 Volt supply for efficiency and more importantly for power sequencing During poweron the 1 8 Volt supply cannot exceed the 3 15 Volt supply The R207 C182 further delays the 1 8 Volt supply During poweroff D106 prevents the 1 8 Volt supply from exceeding the 3 15 Volt supply by more than a partial diode drop 5V Supply Provides supply to miscellaneous loads that require more than 3 15 Volts The Power Latch controls the supply and the average load current is small so efficiency is not important Clock Calendar Power The Clock Calendar U19 receives power from two sources During power on the clock runs from the 5 Volt supply and during power down the clock receives power directly from the battery potential using a voltage divider Capacitor C131 provides power to the U19 during the battery exchanges Zener D102 prevents overvoltage to U19 in the case of operation directly from the charger Mod F NIBP Power This module is powered directly fro
69. le 2 Configuration Menu Options the date will not appear on the Display Window the location will Displays the time in one of the following styles e 12 hour example 5 00 PM e 24 hour example 17 00 Changes the time on the Display Window 26 Functional Overview Welch Allyn Spot Vital Signs LXi Table 4 Blood Pressure Menu Options Setting Description BP Calibration Check Blood Pressure Units Prepares the Spot LXi for calibration Only qualified personnel should verify the Spot LXi blood pressure calibration For more details see Blood Pressure Calibration on page 35 mmHg or kPa Mean Arterial Pressure MAP On or off Table 5 Temperature Menu Options Setting Description Temperature Units Temperature Mode Fahrenheit F or Celsius SureTemp Plus models only Oral Pediatric Axillary Adult Axillary and Last Mode In Last Mode the device takes the next temperature in the mode in which the previous temperature was measured Rectal Mode is available only when the rectal probe red ejection button and probe well are attached Table 6 Manual Parameters Menu Options Setting Description Height On or off Height Units Inches in or centimeters cm Height Default Changes the default patient height displayed in the Navigation Window Weight On or off Even if weight is enabled here if weight scale is enabled in the External Devices Menu you cannot
70. llary temperatures only Rectal probes red ejection button and red removable probe wells are used for taking rectal temperatures only Use of the probe at the wrong site will result in temperature errors Use of the incorrect removable probe well could result in patient cross contamination WARNING The thermometer connectors and probe are not waterproof Do not immerse or drip fluids on these items Should this occur dry the connectors and probe with warm air Check all functions for proper operation and accuracy WARNING Do not take an axillary temperature through patient s clothing Direct probe cover to skin contact is required WARNING Do not autoclave WARNING Use Welch Allyn single use disposable probe covers to limit patient cross contamination WARNING Incorrect insertion of probe can cause bowel perforation WARNING Washing hands greatly reduces the risk of cross contamination and nosocomial infection WARNING To ensure optimal accuracy always confirm that the correct mode is selected Service Manual Safety Summary 5 Braun Thermoscan PRO 4000 These warnings are specific to the Braun ThermoScan PRO 4000 thermometer option A Sp0 Warnings WARNING Keep the probe window clean dry and undamaged at all times to ensure accurate measurements To protect the probe window always keep the thermometer in the storage cover while transporting or when not in use WARNING Only use Braun ThermoScan probe covers with thi
71. ly one minute or until temperature on the thermometer is stable for ten seconds Compare the thermometer s temperature reading to the 9600 Plus Calibration Set Point Temperature If the temperatures are within 0 1 C 0 2 the thermometer is within calibration Test all available thermometers for calibration verification at the current Calibration Set Point Temperature Proceed to the next Calibration Set Point Temperature see Changing the Calibration Set Point Temperature on page 32 Service Manual Functional Overview 31 Braun ThermoScan Pro 4000 Caution Store thermometers for testing in the same room as the 9600 Plus Calibration Tester for approximately 30 minutes prior to testing to allow for thermal accommodation To begin functional verification of the Braun ThermoScan PRO 4000 thermometer 1 Clean the probe tip with a cotton swab slightly moistened with isopropyl alcohol remove excess alcohol with a clean cotton swab and let air dry for 5 minutes Do not use any chemical other than alcohol to clean the probe window Place the Braun ThermoScan Pro 4000 in Calibration Mode using the following steps a Push and release the I O MEM button to turn the product on The display shows symbols and functions The Braun ThermoScan Pro 4000 performs an automatic self check After a few seconds you hear a beep and see three dashed lines a sound symbol and C or F on the display b Push the I O MEM button again and ke
72. m VBUS through an EMI filter Software via BP PWR ON BAR controls the power Level shifter Q115 Q104 assures that the module remains off when the MPU is unpowered Sp0 and Thermometer Power A common structure supplies SpO gt and thermometry A single push pull driver delivers sguarewave power to a pair of isolation transformers one for SpO gt and the other for thermometry THERM PWR BAR activates the driver under software control Level shifter Q118 O119 assures that the module remains off when the MPU is unpowered In the push pull forward configuration VBUS is multiplied by the transformer turns ratio and supplied to the input of the rectifier diodes This is filtered and passed through low noise 5 Volt linear regulators to supply power to the parameter modules LCD Power The LCD data interface connects directly to the 3 15 Volt MPU I O power supply This powers the driver ICs inside the LCD pane and assures the data interface to the LCD is always powered when the unit is powered The contrast bias supply to the LCD panel and the LCD CCFL backlight both derive power indirectly from a pre regulator A software control can shut down the pre regulator For efficiency it is implemented as a buck switcher operating directly from the battery The primary purpose of the pre regulator is to protect the backlight inverter ballast from battery voltages that it cannot tolerate and to control current out of the unregulated ballast The
73. missing items Retain the shipping materials in the event of shipping damage or for return if necessary to Welch Allyn for repair or warranty service Report any signs of shipping damage to the carrier Report any missing or damaged items to the Welch Allyn Service Center near you All Spot LXi devices include the following components Spot LXi Device This device automatically measures and displays blood pressure pulse rate and temperature Directions for Use Manual Read this manual thoroughly before using Spot LXi Save this manual for reference Warranty Card This card validates the Spot LXi warranty Fill out the warranty card and mail it today Blood Pressure Cuff One cuff with connectors Other size cuffs are available separately Blood Pressure Hose Latex free pressure hose with connectors to attach various sizes of blood pressure cuffs to the Spot LXi AC Power Transformer and Cord Assembly Provides power to the Spot LXi and charges the internal battery Quick Reference Card Attach this quick operating guide to the device handle mobile stand or wall mount Possible Attachments Spot LXi may include the following items based on the model and accessories purchased SureTemp Plus Temperature Probe Well and Covers One oral temperature probe blue ejection button and well and one box of 25 single use disposable probe covers Braun ThermoScan PRO 4000 Thermometer and Covers One ear thermometer one box of 20 si
74. nd out following this path and set the case aside 56 Disassembly and Repair Welch Allyn Spot Vital Signs LXi 3 Remove the four screws from the mounting plate and save the fish paper This exposes the circuit board 4 Remove the three screws on the board one on top and one on either side of the probe well cover and lift the board out of the housing 5 Disconnect all connectors and replace with a new board Service Manual Disassembly and Repair 57 Braun ThermoScan PRO 4000 1 Remove the two screws located at the thermometer housing with a I 10 torx wrench Save the fish paper 2 Locate the path of the notched tabs on the housing Slide the housing up and out following this path and set the case aside 3 Remove the springs and posts Carefully rock the board back and forth while lifting straight up 4 Disconnect all connectors and replace with a new board 58 Disassembly and Repair Welch Allyn Spot Vital Signs LXi 59 Technical Overview System Description The Spot Vital Signs LXi automatically measures systolic and diastolic pressure excluding neonates pulse rate temperature oral adult axillary pediatric axillary rectal and ear and pulse oximetry SpO gt as well as calculates Mean Arterial Pressure MAP Furthermore Spot Vital Signs LXi allows the entry of height weight respiration rate and pain level Spot Vital Signs LXi also c
75. nd provides a Pass or Fail indication Attach the test system to the 100 cc cylinder Select Valve Control Test The software tests for valve control and provides a Pass or Fail indication Select Ok to exit the dialog box Temperature Test See Temperature Functional Check on page 29 to test either the SureTemp Plus or the Braun ThermoScan PRO 4000 thermometer Overpressure Test 1 2 3 Connect the UUT pneumatic tubing see Figure 12 on page 34 Disconnect and close the tubing connected to the test volumes Start a blood pressure cycle and observe the pressure meter Slowly squeeze the bulb to increase the pressure Verify the unit displays an E10 error condition when the pressure is between 296 mmHg and 329 mmHg Service Manual Troubleshooting 43 Service Work Checklist Spot Vital Signs Model Number Serial Number BP Cycle Count Technician Date Test Test Data Pass Fail Test Specification Unit SW Version 02 SW Version Thermometry SW Version Unit Pressure 0 mmHg 1 mmHg Unit Pressure 50 mmHg 1 mmHg Unit Pressure 150 mmHg 1 5 mmHg Unit Pressure 250 mmHg 2 0 mmHg Test Voltage 5 5 V 0 1 VDC Current Test Sleep State lt 05 Current Test Patient lt 1 25A Current Test Valve Pump 20A Noise Level 0 05 mmHg Button Test Pass Fail Interface Test Pass
76. nector to the SpOs cable connection port on the left side of the Spot LXi device 2 Push the connector firmly into the SpO cable connection port until you hear it click into place see Figure 5 on page 18 3 Align the opposite end of the extension cable to the sensor cable connector and firmly push them together Note Use only Masimo or Nellcor SpO gt sensors and accessories with the Spot LXi with Masimo or Nellcor configurations respectively Quick Reference Card Attach the Quick Reference Card to the Spot LXi handle mobile stand or wall mount using the supplied plastic cable tie Service Manual Overview 21 AC Power Transformer Note assure proper electrical isolation replace the AC power transformer charger using only the Welch Allyn specified part The operator can use the Spot LXi with AC or battery power after charging the battery 1 Insert the round transformer connector into the AC power connection port on the back of the Spot LXi see Figure 5 on page 18 2 Insert the line cord into the line connector on the transformer then plug the power cord on the transformer into the AC main power source to charge the battery Battery Charge the battery for 6 hours before initial use Charge the device an additional hour if it includes a Braun ThermoScan PRO 4000 thermometer If there is an external printer connect the printer to the Spot LXi enable it in the Internal Configuration Mode see Initial Configu
77. ngle use disposable probe covers one rechargeable battery pack and one lock release pin Wireless Radio and Mounting Bracket Attach these items to the back of the mobile stand or wall mount basket Barcode Scanner and Mounting Bracket Attach these items on the basket of the mobile stand or wall mount Pulse Oximetry SpO The finger clip 5 sensor and extension cable are for use with adult and pediatric patients Other sensors are available separately Printer Attach to the basket of the mobile stand or wall mount The printer comes with a roll of paper Rolls of paper and labels are available separately Service Manual Overview 13 Service Caution Unauthorized repairs will void the warranty A Welch Allyn Service Center must perform all repairs on products under warranty Qualified electronics personnel or a Welch Allyn Service Center should repair products out of warranty Technical Assistance If you have an equipment problem that you cannot resolve call the Welch Allyn Service Center nearest you for assistance Technical service telephone support is available on normal business days If you are advised to return a product to Welch Allyn for repair or routine maintenance schedule the repair with the service center nearest you Before returning a product for repair you must obtain authorization from Welch Allyn Service personnel will give you a Service Notification number Please note this number on the outsid
78. nsors Catalog Description Weight Range Quantity DS 100A Durasensor DS 100A finger clip sensor adult gt 88 Ibs 40 kg 1 OXI A N Oxiband OXI A N adult neonatal lt 6 5 Ibs or gt 88 Ibs 1 lt 3 kg or gt 40 kg OXI P l Oxiband pediatric infant 6 5 Ibs to 88 Ibs 1 3 to 40 kg D YS Dura Y D YS multisite sensor gt 2 2 Ibs 1 kg 1 D YSE D YSE ear clip for Dura Y sensor 66 Ibs 30 kg 1 D YSPD PediCheck D YSPD pediatric spot check sensor 6 510 to 88 Ibs 1 3 to 40 kg Table 13 OxiMax Sensor Cables Catalog Description Weight Range Quantity DOC 10 10 ft 3M N A 1 DOC 10 Service Manual Supplies and Accessories Miscellaneous REF Description 4500 60 Mobile Stand 4500 62 Wall Mount 4500 84 Lead Acid Battery 700860 Directions for Use 700862 Quick Reference Card 704432 Service Manual 4500 150E Training Video 4500 100 Carrying Case 4500 101A AC Power Transformer desktop transformer line cord not included 4500 400 Line Cord United States Canadian Japanese version 4500 402 Line Cord European version 4500 404 Line Cord United Kingdom version 4500 406 Line Cord Australian Version 4500 408 Line Cord South African version 4500 500 Printer with Mounting Bracket 4500 505 Printer Rechargeable Battery Pack 4500 510 Printer Paper 10 rolls 4500 520 Label Paper 10 rolls and Cleaning Kit 4500 910 Barcode Scanner with Mou
79. nt for assistance WARNING Do not use an SpO finger clip sensor and a blood pressure cuff simultaneously on the same limb Doing so may result in inaccurate pulse rate and perfusion readings WARNING The USB port is for service only Do not use this connection for any external equipment connections Blood Pressure Warnings These warnings pertain to the Spot LXi blood pressure feature WARNING Spot LXi is not intended to measure BLOOD PRESSURE on neonatal patients The AAMI SP10 2002 standard defines neonates as children 28 days or less of age if born at term 37 weeks gestation or more otherwise up to 44 gestational weeks WARNING To ensure pediatric blood pressure accuracy and safety the Child Reusable Two Piece Blood Pressure Cuff 4500 01 Infant Durable One Piece Cuff 5082 82 4MQ and the Infant Disposable One Piece Cuff 5082 92 4MQ are the smallest cuffs approved for use with young children and infants The child s arm must fit within the range markings on the cuff WARNING Avoid compression of the blood pressure hose or cuff tubing of Spot LXi This may cause system errors to occur in the device Service Manual Safety Summary 3 WARNING Patients who are experiencing moderate to severe arrhythmias may give inaccurate blood pressure measurements WARNING Spot LXi does not operate effectively on patients who are experiencing convulsions or tremors WARNING Use only Welch Allyn blood pressure cuffs and or hoses
80. nter use an industry standard RS 232 interface The default parameters are 9600 baud 8 data bits 1 stop bit and no parity Serial data is expected in standard RS 232C format with 12 Volt meaning mark or 1 and 12 Volt a logical 0 with reference to the common ground The serial data output line TxD transmits XON XOFF and status information to the host at the same Baud rate and in the same format as the serial data input The hardware busy line is true nominal 12 Volt when busy Both serial output lines will relax to approximately 0 Volt when the Ap1300 is in sleep mode and the user must allow a short period after awakening before relying on the values of these signals The Ap1300 has three operating modes when not actually printing Idle Mode Ready to accept data but no data are in the buffer awaiting printing and the printer motor is not running Sleep Mode Effectively switched off Spool Mode Active but storing data for later printing Different color combinations on the front panel LED indicate the modes No light is emitted in sleep mode Table 14 LED Pattern Table Pattern Battery Buffer Mode Constant Green Running Norma Fast Flashing Green Running Spool Long Green Short Red Battery Low Norma Short Green Short Red Battery Low Spool Short Green Long Orange Trickle Charging Norma Long Orange Flash Trickle Charging Spool Fast Flashing Orange Fast charging S
81. nting Accessories 93 Mobile Stand Kit UTILITY BASKET Y 12 00 X 8 12 X 1 00 JS AC ADAPTER HOLDER Miet oe 38 00 a DIA 5 LEG 22 DIAMETER LOW CENTER OF GRAVITY DETACHABLE BASE WITH 3 SOFT RUBBER CASTERS 2 EA LOCKING GRAY EPOXY FINISH DETACHABLE POLE ASSEMBLY WITH GRAY BASKET AND HANDLE WITH TILT MOUNT AND WITH DEVICE MOUNTING PLATE SHIPPING BOX IS 40 00 X 21 50 X 12 50 SHIPPING WEIGHT IS 31 LBS vore ALL DIMENSIONS ARE IN INCHES 94 Miscellaneous Mounting Accessories Welch Allyn Spot Vital Signs LXi PARTS LIST ITEN DESCRIPTION P N STEEL BASE STL 1005 l STUD 5 SCR 1258 CASTER 3 1151 5 SCR 1257 WASHER 5 SCR 1341 LOCKING CASTER 2 CAS 1163 WASHER l SCR 1274 HEX BOLT SCR 1349 TAPERED PIN 1 STL 1032 BASE POLE 1 TUB 1268 BUSHING 1 PLS 1436 E BASKET I MIS 1574 14 TUBE TUB 1202 15 END CAPS MIS 1461 E SCREW SCR 1567 SWIVEL MOUNT PLS 1470 SCREWS 3 SCR 1356 MOUNT PLATE I PLS 1502 KNOB KNB 1339 RETAINING WASHER I SCR 1575 SCREW 2 SCR 1295 WASHER 2 SCR 1402 ACORN NUT 2 SCR 1372 SCREW 2 SCR 1559 WASHER 2 SCR 1402 2 I a ESNA NUT SCR 1371 28 AC ADAPTER STRAP STL 1534 29 ADAPTER BLOCK l PLS 1497 30 BLOCK CAP STL 1534 31 SCREW 2 SCR 1464 32 MFG LABEL LBL 1526 TAMPER PROOF HEX KEY
82. nting Bracket 4500 920 DPAC Wireless Radio 4500 925 Cable for Wired Connectivity Service Contracts REF Description 4500 BT0 Blood Pressure with Thermometry 4500 BTS Blood Pressure with Thermometry and 5 0 89 90 Supplies and Accessories Welch Allyn Spot Vital Signs LXi C Miscellaneous Mounting Accessories Wall Mount Kit Welch Allyn is NOT responsible for the integrity of any wall mounting interface Welch Allyn recommends that the customer contact their Biomedical Engineering Department or maintenance service to ensure professional installation safety and reliability of any mounting accessory 1 Attach bracket to wall before as i e Directions for Use 92 Miscellaneous Mounting Accessories Welch Allyn Spot Vital Signs LXi PARTS LIST ITEN DESCRIPTION Jon P N BASKET 1 MIS 1574M 2 AC ADAPTER STRAP 1 STL 1534 3_ ADAPTER BLOCK i PLs 1497 4_ BLOCK CAP 1 STL 1534 5_ SCREW 2 SCR 1464 UTILITY BASKET 0 0 12 00 X 8 12 X 1 00 2 0 e U i TILL a WALL MOUNT BASKET WITH GRAY EPOXY FINISH SPACE SAVING UNDER MOUNT AC ADAPTER HOLDER BULK SHIPPING PACK OF 8 UNITS SHIPPING BOX IS 27 00 X 18 00 X 18 00 SHIPPING WEIGHT IS 15 LBS ITEM 1 TO BE PLACED IN A POLY BAG ITEMS 2 5 TO BE PLACED IN A POLY BAG Service Manual Miscellaneous Mou
83. o Pees ee aq sa eme nee J6 E B d Caos al di D El x i D me we FPC w9 FFC A14 J2 CONTROL A14 J1 SENSOR A14 NELLCOR SPO2 BOARD A15 aed BRAUN mE PRODUCTENCLOSURE A15 J1 CONTROL A15 12 WELL CONTACTS INTERFACE BOARD Ga m r J8 SPO2 Note This page depicts interconnect for Nellcor SPO2 and Braun Thermometer options only APPROVALS DATE THS NFORMATENE THE PROPERIYCEI WELCH ALLYN ALLYN TS SUBMITEDN CHECK ime CONFDENCE AND SNOT TOBEDECLOSEDOR PROLMGR Spot Lxi Interconnect Diagram UTLZED WITHOUT asal 40700 HDD sur MAER REV B PCB Mati uf Dar 12 605 SHEET 2 of 2 Mati ref pRAwN BY K Burdick 65 Field Replaceable Units The following list identifies the available FRUs for Spot Vital Signs LXi To order an FRU contact Welch Allyn Technical Support Table 15 Spot LXi Base Components Component Number Object Description 400163 ASSY POWER HARNESS SPOT LXi 400170 ASSY PUMP HARNESS 400198 PCA SERIAL INTERFACE SPOT LXi 400199 PCA MAIN SPOT LXi 400200 BASE UNIT
84. o SpO2 Functional Check on page 32 Nellcor SpO Functional Check Use a Nellcor approved simulator to check the functionality of the SpOs module of Spot LXi see Nellcor SpO2 Functional Check on page 32 Functional Testing Procedures Perform the functional testing procedures in this section before returning Spot LXi into service Verify you are using a calibrated pressure meter with an accuracy of better than x3 mmHg and that the calibration certificate is traceable to NIST Subtract the rated accuracy of the pressure measurement standard from the 3 mmHg rated accuracy of Spot LXi This is the pass fail criteria to determine if the device is within calibration If the differences between Spot LXi and the pressure measurement standard are within the pass fail criteria at all specified pressures then the device is within calibration 1 Follow the steps in Connections on page 34 2 Enterthe Internal Configuration Mode on page 24 Use the Navigation and Select buttons to select Blood Pressure BP Calibration Check 3 Connect to the 500 cc cylinder 4 Select Test Calibration in the repair software The dialog box displays the device manometer reading battery reading and valve and pump status 5 Use the Navigation and Select buttons to select Blood Pressure BP Calibration Check 6 Verify the valve on Spot LXi is closed the menu choice shows Open Valve 7 Use the hand bulb to verify Spot LXi is within cal
85. ometer connection port on the back of the Spot LXi see Figure 5 on page 18 You can only insert the connector into the port one way 3 Press the tab on the connector and push it until it clicks into place 4 Insert the temperature probe into the probe well Braun ThermoScan PRO 4000 Caution Do not use alkaline batteries in the Braun ThermoScan PRO 4000 A thermometer 1 Open the package of rechargable batteries and follow the installation guide provided 2 Open the box of probe covers as directed on the box and slide the box into the metal guides toward the back of the thermometer housing with the opening at the top and perforation facing forward 3 Hold the Braun thermometer at a 45 angle then insert the probe and the top of the thermometer into the housing 4 Lower the bottom portion of the thermometer into the housing until it snaps into place If you do not properly seat the thermometer it could fall out of the holder and become damaged 5 Slide the thermometer housing into the thermometer slot on the right side of the Spot LXi device 6 Push the lock tab forward to prevent the thermometer housing from falling out of Spot LXi see Figure 6 on page 19 To release the lock insert the lock release pin into the lock release hole Sp0 Sensor Spot LXi is available with a wide variety of SoO sensors and ships with a reusable finger clip sensor 1 Align the shape and pin configuration of the extension cable con
86. otion Adults Pediatrics 2 digits Neonates 3 digits e Perfusion Accuracy Motion Adults Pediatrics 3 digits Neonates 3 digits Low Perfusion Adults Pediatrics 2 digits Neonates 3 digits Pulse Rate Accuracy Pulse Rate 25 to 250 bpm No Motion Adults Pediatrics Neonates 3 digits Motion Adults Pediatrics Neonates 5 digits Low Perfusion Adults Pediatrics Neonates 5 digits Table 20 Masimo Sensor Accuracy Guide Saturation Accuracy Pulse Rate Accuracy Sensor Weight Range No Motion Motion No Motion Motion LNOP ADT 30 kg 296 3 3 bpm 5 bpm LNOP PDT 10 to 50 kg 2 3 3 bpm 5 bpm LNOP NEO lt 10 kg 3 3 3 bpm 5 bpm LNOP NEOPT lt 1kg 3 3 3 bpm 5 bpm LNOP DCI 30 kg 296 390 3 bpm x 5 bpm LNOP DCIP 10 to 50 kg 2 3 3 bpm 5 bpm Masimo Patents The Masimo sensors and cables are covered under one or more of the following U S A patents 5 758 644 5 823 950 6 011 986 6 157850 6 263 222 6 501 975 and other applicable patents listed at www masimo com patents htm 72 Specifications Welch Allyn Spot Vital Signs LXi Nellcor Sensor Accuracy Guide Accuracy specifications are based on controlled hypoxia studies with healthy non smoking adult volunteers over the specified saturation 5 range Pulse oximeter SpO readings were compared to SaO values of drawn blood samples measured by hemoximetry All accuracies
87. pool Printing prohibited Fast Flashing Red Error Condition Spool Printing prohibited No Light Flat or in sleep mode Spool may have resulted from Paper Out or Head Up conditions No hardware power switch is fitted as power control is either automatic or by command from the host computer To save power the printer enters sleep mode after a period of inactivity factory set to 30 seconds but prorammable from the host It can also be programmed to stay idle indefinitely or to go to sleep on command The Ap1300 utilizes Fujitsu FTP 628MCL 103 printer mechanism with a fixed parallel print head with 384 horizontally arranged thermal elements A stepper motor advances the paper and the printing takes place in a single dot row for each step of the paper Each printed dot is approximately 1 8 mm square The printing speed and dot density are controlled according to the battery voltage and the head temperature 64 Technical Overview Welch Allyn Spot Vital Signs LXi The Spot LXi provides two levels of power to fast charge or to float the battery at fixed voltages using software control The fast charge level rapidly brings the battery up to nearfull capacity 7 Volts using software to not overcharge the battery The float level set per the manufacturer s recommendation slowly tops off the battery and can stay on indefinitely Interconnect Diagram Item Description Item Description A1 PCA Main Spot LXi W1 Assy Power
88. press the Select button to save the entries Service Manual Overview 17 The liquid crystal display LCD may indicate any of the following systolic blood pressure mmHg or kPa diastolic blood pressure mmHg or kPa MAP mmHg or kP3 temperature F or C temperature mode pulse rate pulse signal level 5 percent department location date time record number height in or cm weight Ib or kg respiration rate pain level connectivity signal strength and battery charge level Figure 4 Display Window Connectivity indicator shows the wireless intranet signal strength 4 WEST BP 127 _ 1 12 00AM DA 3 LL TEMP Thermometer probe setting F pe indicators shows temperature A NR mode For devices with SureTemp Oy Plus thermometer only Vv Thermometer probe setting SpO2 PULSE min indicators shows Monitor O B Mode For devices with SureTemp Plus thermometer only Out of range indicator shows Location identifier shows where the device belongs If no location is entered this area displays the date Clock shows the current time nesta number indicator shows what reading the device is on Spot LXi retains up to 50 readings in memory Systolic and Diastolic display if MAP is turned on the screen toggles between the systolic and diastolic values and the word MAP and the MAP value Reading Battery level indicator
89. r agent or service representative This warranty does not include breakage or failure due to tampering misuse neglect accidents modification or shipping This warranty is also void if the instrument is not used in accordance with manufacturer s recommendations or if repaired by other than Welch Allyn or an authorized agent Purchase date determines warranty requirements No other express warranty is given Remember to submit the instrument registration warranty card for warranty validation Complete the information and mail the pre addressed card to Welch Allyn Accessories The Masimo finger sensor and cable are covered by a sixmonth warranty against original defects in material or workmanship The Nellcor DS 100A is covered by a one year warranty and the Nellcor DOC 10 cable is covered by a three month warranty against original defects in material or workmanship The Reusable Two Piece Blood Pressure Cuff is covered by a two year warranty against original defects in material or workmanship The SureTemp Plus probe is covered by a one year warranty and the SureTemp Plus probe well is covered by a 90 day warranty against original defects in material and workmanship Probe covers are intended for single use only The Braun ThermoScan PRO 4000 is covered by a three year warranty against original defects in material or workmanship The printer is covered by a one year warranty against original defects in material or workmanship The
90. ration Screen on page 16 if this is the first time you power on the device and then Table 7 on page 26 and then charge the Spot LXi for an additional 4 hours While Spot LXi is charging the charging LED flashes and the battery level indicator segments on the display continuously sequence When the battery is fully charged the charging LED is solid and the battery level indicator is steady with all segments continuously shown on the display If the device includes a Braun ThermoScan PRO 4000 thermometer the charging LED below the thermometer will illuminate orange as it is charging When the battery is fully charged the LED will power off If the device has an external printer the charging LED on the printer will flash orange and green when Spot LXi is plugged into the AC main power source Note There is no hazard associated with leaving the battery in the device even if the device is not used for long periods of time Standby Mode The Standby Mode conserves battery power The device goes into Standby Mode if it is not used for two minutes Press any button to bring the Spot LXi out of Standby Mode 22 Overview Welch Allyn Spot Vital Signs LXi 23 3 Functional Overview Self Test This functional verification procedure helps to confirm the proper operation of the Spot Vital Signs LXi and options This procedure supports the requirements of routine preventative maintenance It is not necessary to disassemble the Spot
91. rcuit board straight up por FIIIT ES J 50 Disassembly and Repair Welch Allyn Spot Vital Signs LXi 3 Remove the three screws on the circuit board located behind the LCD 4 Slightly rock the circuit board back and forth while lifting straight up 5 Replace with a new circuit board Nellcor 1 Laythe LCD flat on an ESD mat 2 Remove the three screws on the circuit board located behind the LCD Service Manual Disassembly and Repair 51 4 Replace with a new circuit board Blood Pressure Circuit Board Disassembly Remove the four screws and carefully lift the circuit board straight up There is one stationary connector 52 Disassembly and Repair Welch Allyn Spot Vital Signs LXi Service Manual Disassembly and Repair 53 LCD Inverter Ballast Board Disassembly This is a small board held in place with two sided tape It is located towards the bottom of the main board Remove the connector at each end and pull straight up LCD Disassembly 1 Remove the main board At the bottom of this board is a circuit board with a pink connector at the bottom LI 3 g
92. readings and pulse signal WARNING Do not immerse the sensor or patient cables in water solvents or cleaning solutions the sensors and connections are not waterproof Do not use irradiation steam or ethylene oxide for sterilization WARNING The SpO in the Spot LXi device is not intended for use as an apnea monitor WARNING Consider the SpO an early warning device As a trend toward patient deoxygenation is indicated use laboratory instruments to analyze blood samples to completely understand the patient s condition 6 Safety Summary Welch Allyn Spot Vital Signs LXi WARNING Tissue damage be caused by incorrect application or duration of use of a Nellcor OxiMax sensor Inspect the sensor site as directed in the sensor Directions for Use WARNING Do not use the sensors during magnetic resonance imaging MRI scanning Induced current could potentially cause burns The MS board pulse oximeter may affect the MRI image and the MRI unit may affect the accuracy of the oximetry measurements WARNING Carefully route patient cabling to reduce the possibility of patient entanglement or strangulation WARNING Failure to cover the Nellcor OxiMax sensor site with opaque material in high ambient light conditions may result in inaccurate measurements General Cautions A caution statement in this manual identifies a condition or practice which if not corrected or discontinued immediately could lead to equipment failure equipment
93. ressure cuff 5 cable and other accessories for fraying or other damage Replace as necessary WARNING Do not use Spot LXi on patients who are on heart lung machines WARNING Electric shock hazard There are no userserviceable parts inside Spot LXi other than battery replacement see Battery Replacement on page 69 An operator may only perform maintenance procedures specifically described in this manual For service refer the device to an Authorized Service Center WARNING This device is not intended for hand held use during operation WARNING Do not autoclave WARNING This device complies with current required standards for electromagnetic interference and should not present problems to other equipment or be affected by other devices As a precaution avoid using this device in close proximity to other equipment WARNING Welch Allyn is not responsible for the integrity of any mounting installation Welch Allyn recommends that the customer contact their Biomedical Engineering Department or maintenance service to ensure professional installation for safety and reliability of any mounting accessory WARNING The Spot LXi consists of high quality precision parts Protect it from severe impact and shock A qualified service technician must check any Spot LXi that is dropped or damaged for proper operation prior to further use Do not use the Spot LXi if you notice any signs of damage Contact the Welch Allyn Customer Service Departme
94. s Changes the temperature options See Table 5 Temperature Menu Options for available settings Changes the manual parameters defaults See Table 6 Manual Parameters Menu Options for available settings Enables or disables available external devices See Table 7 External Devices Menu Options for available settings Saves the current patient reading at a preselected time interval or upon request See Table 8 Save Readings Menu Options for available settings Secures Spot LXi so unauthorized people cannot use the device or access data without enacting the proper key sequence To override the buttons lockout feature simultaneously press the Left Navigation button and the Select button Allows the user to select the default settings for the device and reset the unit to the default settings See Table 9 Change Local Defaults Options for available settings Displays the recent button presses errors measurements measurement sites battery state changes and patient reading send events Displayed information only operator cannot change Table 3 Date Time Menu Options Setting Description Date Format Date Time Format Time Displays the date in one of the following styles mm dd yyyy example July 16 2005 07 16 2005 dd mm yyyy example 16 July 2005 16 07 2005 Changes the date on the Display Window and in patient readings If a location is entered see Location Identifier in Tab
95. s thermometer Using other manufacturer s probe covers or no probe cover may produce temperature measurement errors and or inaccuracies If the thermometer is used without a probe cover attached clean the lens see Braun ThermoScan PRO 4000 Thermometer on page 78 WARNING Do not autoclave WARNING The thermometer is not waterproof Do not immerse or drip fluids on it Should this occur dry the thermometer with warm air Check for proper operation and accuracy These warnings pertain to the Spot LXi SpO feature WARNING Only use Spot LXi with Masimo or Nellcor SpO gt option with Masimo or Nellcor brand sensors and accessories respectively Using the wrong or unapproved sensors or cables may cause improper performance WARNING SpO sensor and extension cables are intended for use only for pulse oximetry measurements Do not attempt to connect these cables to a PC or any similar device WARNING Before using carefully read the sensor Directions for Use including all warnings cautions and instructions WARNING Do not use a damaged sensor or pulse oximetry cable or a sensor with exposed optical components WARNING Incorrect application or a long duration of use of an 5 sensor may cause tissue damage Inspect the sensor site periodically as directed in the sensor s Directions for Use WARNING Certain ambient environmental conditions sensor application errors and certain patient conditions may affect SpO gt
96. so fles 24 AER Re YN se EG 88 MISCEIIGMCOUS o gae eret ea pee e E Read 89 Service CONTACTS s oar ea ex A uere de rob n dore O 89 C Miscellaneous Mounting Accessories 91 Wall Mount iu ua dace mere eet t es Dee aaa s ue iid 91 Mobile Stand Kitu uu es dcc e eH YNA usu aqya ot C deus 93 DPAC Mounting 95 Printer Mounting 5 96 Scanner Mounting 97 SPOTA i a e ue vr am Error e 99 A cCessonl esu ts ute Dr not an Mex sr e Ee eh t tef o ob op 99 Safety Summary Introduction All users of the Spot Vital Signs LXi must read and understand the safety summary and all additional specific warnings and cautions located throughout the documentation Warnings and Cautions Familiarize all operating personnel with the general safety information in this summary Specific warnings and cautions are also found throughout this manual General Warnings A warning statement in this manual identifies a condition or practice which if not corrected or discontinued immediately could lead to patient injury illness or death These warnings pertain to the entire Spot Vital Signs LXi device A WARNING The information in this manual is a comprehensive guide to the operation of Spot LXi For best results read
97. t LXi to deflate a 500 cc cylinder from 260 mmHg to less than 15 mmHg The limit is 10 seconds Pneumatic Accuracy Test Enter the Internal Configuration Mode to perform this test see Internal Configuration Mode on page 24 Perform an Auto zero before starting this test Blood Pressure Functional Check Step 1 on page 35 through Step 5 on page 35 The Pneumatic Accuracy test is defined as the comparison of Spot LXi s pressure measurement and applied pressure at 0 50 150 and 250 mmHg The specification for each reading is within 3 mmHg of the target pressure except for the 0 mmHg reading which is within 1 0 mmHg 82 Repair Test Specifications Welch Allyn Spot Vital Signs LXi Valve Control Test Connect a 100 cc cylinder to the Spot LXi pressure port and pressurize to 160 mmHg Give Spot LXi the commands to open the valve for 10 mmHg s 15 mmHg s and 25 mmHg s Record each pressure drop 4 to 12 mmHg 4 to 15 mmHg and 4 to 25mmHg respectively Voltage Calibration Calibrate the Spot LXi battery voltage measurement circuit at 5 5 Vdc 0 1 0 0 Vdc After performing a successful battery measurement circuit calibration Spot LXi s memory will store a calibration signature of up to four printable characters Blank Mode Current Test The Blank Mode Current Test is defined as the amount of current drawn through the battery terminals All LCD segments the back light and the 5 mode are all turned off The limit is
98. talog Description Weight Range Quantity LNOP ADT Adult sensor gt 66 Ibs 30 kg 20 LNOP PDT Pediatric sensor 22 to 110 165 20 10 to 50 kg LNOP NEO Neonatal sensor 22 Ibs 10 kg 20 LNOP NEOPT SofTouch neonatal preterm sensor lt 2 2 Ibs 1 kg 20 Table 8 Reusable Sensor Catalog Description Weight Range Quantity LNOP DCI Finger clip probe adult gt 66 Ibs 30 kg 1 LNOP DCIP Finger clip probe pediatric 10 to 50 kg 1 Table 9 Sensor Cables Catalog Description Weight Range Quantity PC 04 4 foot cable with sensor connector NA 1 08 8 foot cable with sensor connector NA 1 12 12 foot cable with sensor connector NA 1 88 Supplies and Accessories Nellcor Accessories Table 10 OxiMax Adhesive Sensors Single Patient Use Welch Allyn Spot Vital Signs LXi Catalog Description Weight Range Quantity MAX AI AX A Adhesive Sensor adult gt 66 Ibs 30 kg Case of 24 MAX PI AX P Adhesive Sensor pediatric 22 to 110 Ibs Case of 24 10 to 50 kg MAX II AX I Adhesive Sensor infant 6 5 to 44 Ibs Case of 24 3 to 20 kg MAX RI AX R Adhesive Sensor adult nasal gt 110 Ibs 50 kg Case of 24 Table 11 OxiMax OxiCliq Sensors Reusable Cable with Adhesive Sensor Bandage Catalog Description Weight Range Quantity 0 3 OxiCliq Sensor Cable 3 ft 91cm N A 1 OXICLIQ PI OxiClig P pediatric 22 to 110 Ibs Case of 24 10 to 50 kg Table 12 OxiMax Resuable Se
99. te 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and people Field strengths from fixed transmitters such as base stations for radio cellular cordless telephones and land mobile radios amateur radio AM and FM radio broadcast and TV broadcast cannot be predicted theoretically with accuracy To assess the electromagnetic environment due to fixed RF transmitters an electromagnetic site survey should be considered If the measured field strength in the location in which the Spot Vital Signs LXi is used exceeds the applicable RF compliance level above the electrocardiograph should be observed to verify normal operation If abnormal performance is observed additional measures may be necessary such as reorienting or relocating the electrocardiograph b Over the frequency range 150 kHz to 80 MHz field strengths should be less than 3 V m 76 Specifications Welch Allyn Spot Vital Signs LXi Recommended Separation Distances Between Portable and Mobile RF Communications Equipment and the Spot Vital Signs LXi The Spot Vital Signs LXi is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled The customer or user of the Spot Vital Signs LXi can help prevent electromagnetic interference by maintaining a minimum distance between portable and mobile RF communications equipment transmitters and the Spot Vital
100. the catch and remove the cover and inner handle assembly Remove the connection port panel Inside the back housing remove the two screws Slide the board straight out and remove the connector Service Manual Disassembly and Repair 55 Fan and Power Circuit Board Disassembly Note To prevent buildup of hydrogen gas replace the fan using only the Welch Allyn specified part This is a small board held in place with two sided tape and one connector Remove the screw before disconnecting the connector Thermometry Circuit Board Disassembly Note assure patient electrical isolation trap the flex cable to the thermometer pod behind the clip on the main housing adjacent to the main board connection point To assure patient electrical isolation verify that the correct flex cable is used to connect the thermometer pod to the main board The Braun and SureTemp Plus flex cables are slightly different in length and are not interchangeable To protect the user from high voltage properly install the thermometer pod insulating paper separating the LCD ballast wires from the housing crack SureTemp Plus Note Do not attempt to repair or clean the solder joints on either SureTemp Plus board Incorrect flux or technique can degrade thermomter accuracy 1 Remove the two screws located at the thermometer housing with a I 10 torx wrench Save the fish paper 2 Locate the path of the notched tabs on the housing Slide the housing up a
101. the dialog box Interface Test 1 Follow the steps in Connections on page 34 2 Select Test Display all on in the Spot LXi Repair Software to confirm the Window Display shows all of the segments 3 Select all off in the Spot LXi Repair Software to confirm the Window Display clears all of the segments 4 Select Test Pattern in the Spot LXi Repair Software to confirm the Window Display shows a checkerboard pattern 5 Select Normal in the Spot LXi Repair Software to confirm the Window Display returns to the normal display 6 Select on in the backlight Spot LXi Repair Software to confirm the Window Display backlight comes on 42 Troubleshooting 7 Pneumatic Welch Allyn Spot Vital Signs LXi Select off in the backlight Spot LXi Repair Software to confirm the Window Display backlight goes out Select annunciator to confirm the buzzer of Spot LXi is on Select Ok to exist the test and turn the buzzer off Select Ok to exit the dialog box Tests Follow the steps in Connections on page 34 Attach the test system to the 100 cc cylinder Select Test gt Pneumatic gt Leak Test The software tests for leaks and provides a Pass or Fail indication Attach the test system to the 500 cc cylinder Select Dump Test The software tests for the dump speed and provides a Pass or Fail indication Attach the test system to the 250 cc cylinder Select Inflation Test The software tests for the inflation time a
102. the probe well 1 Remove the temperature probe from Spot LXi see Temperature Probe on page 77 2 Grasp the well under the probe opening and pull up gently to remove it from the device 3 Swab the inner and outer surface of the probe well with a cloth dampened with a mild detergent solution 70 isopropyl alcohol or 10 chlorine bleach solution Immerse the probe well in mild detergent solution as necessary for cleaning 4 Dryall surfaces thoroughly before re assembling the device see SureTemp Plus on page 19 for reassembly instructions Braun ThermoScan PRO 4000 Thermometer Use a soft cloth slightly moistened with alcohol to clean the thermometer display and exterior Do not use abrasive cleaners Damage to the probe window or the presence of dirt or cerumen on the probe window can affect the accuracy of your temperature measurement To clean the window gently wipe it with a cotton swab slightly moistened with alcohol and immediately wipe dry with a clean cotton swab Allow to dry at least five minutes before taking a temperature Every month clean the Braun ThermoScan PRO 4000 charging contacts within the Spot LXi housing with a swab slightly dampened with alcohol Sp0 Sensors Printer WARNING Do not immerse the sensor in water solvents or cleaning solutions the sensors and connections are not waterproof Do not use irradiation steam or ethylene oxide for sterilization Clean the reusable SpO gt sensor w
103. uidance Test Level Electrostatic discharge 2 6 kV contact 6 kV contact Floors should be wood concrete or ceramic tile If floors are ESD covered with synthetic material the relative humidity should 8 kV air 8 kV air be at least 30 IEC 61000 4 2 Electrical fast transient 22 kV for power supply 2 kV for power supply Mains power quality should be that of a typical commercial or burst lines lines hospital environment IEC 61000 4 4 1 kV for input output 1 kV for input output lines lines Surge 1 kV differential mode 1 kV differential mode Mains power quality should be that of a typical commercial or hospital environment IEC 61000 4 5 2 kV common mode 2 kV common mode Service Manual Specifications 75 Voltage dips short interruptions and voltage variations on power supply input lines IEC 61000 4 11 gt 95 dip in 0 5 cycle 60 dip in 5 cycles 3096 dip for 25 cycles gt 95 dip in 5 seconds gt 95 dip in 0 5 cycle 6096 dip in 5 cycles 3096 dip for 25 cycles gt 95 dip in 5 seconds Mains power quality should be that of a typical commercial or hospital environment If the user of the Spot Vital Signs LXi requires continued operation during power mains interruptions it is recommended that the Spot Vital Signs LXi be powered from an uninterruptible power supply or battery Power frequency 3 A m 3 A m Power frequency magnetic fields should be at levels 50 60
104. voltage is set to the low side of 5 Volts to reduce battery consumption while still driving the CCFL with adequate voltage Service Manual Technical Overview 61 External Load RS 232 Power There are two power outlet means on the Spot LXi RS 232 port power and the Braun PRO 4000 charger Two isolated power supplies provide power to each of the external RS 232 ports This power is available to external devices on pin 9 of each serial connector whenever the software enables the corresponding RS 232 port SureTemp Plus Thermometer Interface The SureTemp Plus OEM module is located in an optional pod and is connected to the main PCB via a flex cable The Thermometer Probe connection is located on a separate PC board It is connected to the SureTemp Plus OEM module by a ribbon cable The electrical interface to the thermometer pod is a 6 pin ribbon connector Molex 52271 0690 or equivalent Braun ThermoScan PRO 4000 Thermometer Interface The interface to the Braun ThermoScan PRO 4000 thermometer is located in the optional pod and connects to the main PCB via a flex cable The communications link is a single duplex current loop that also charges the Braun battery pack The presence or absence of current passing through the Braun ThermoScan PRO 4000 charge contacts controls the interface charge LED located within the pod which mimics the Braun ThermoScan Pro 4000 Base Station type 6021 5 0 Description A shielded flat flex cable

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