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METRON QA-1290 User & Service Manual Download Page 53

Appendix B - Schematics 

QA-1290 Schematic Diagram Part 1 (Top Level)  .......................................................................B-2 

QA-1290 Schematic Diagram Part 2 (Power)...............................................................................B-3 

QA-1290 Schematic Diagram Part 3 (I/O)....................................................................................B-4 

QA-1290 Schematic Diagram Part 4 (Stepper Motor Driver) ......................................................B-5 

QA-1290 Schematic Diagram Part 5 (A/D Converter) .................................................................B-6 

QA-1290 Schematic Diagram Part 6 (Pressure Sensor and Amplifier) ........................................B-7 

QA-1290 Schematic Diagram Part 7 (Component Notation - Top Side)......................................B-8 

QA-1290 Schematic Diagram Part 8 (Component Notation - Bottom Side) ................................B-9  

 

 C-1 

Summary of Contents for QA-1290

Page 1: ...QA 1290 User Service Manual 1 66 Firmware and higher QA 1290 NIBP Analyzer P N 17525 V 1 66...

Page 2: ...ssed or implied warranties in certain transactions therefore this statement may not apply to you Limited Warranty METRON warrants that the QA 1290 NIBP Analyzer will substantially conform to published...

Page 3: ...s and Connections 3 1 3 2 QA 1290 s Controls 3 2 3 3 QA 1290 Startup 3 3 3 4 QA 1290 Main Menu 3 3 3 5 Configuring QA 1290 3 4 3 6 Printing Results 3 6 3 7 Upgrading QA 1290 Firmware 3 7 4 BLOOD PRESS...

Page 4: ...1 8 1 System Overview 8 1 8 2 QA 1290 Pressure Measurement System 8 2 8 3 Processor System 8 4 8 4 Pneumatic System 8 5 8 5 Power Supply 8 6 8 6 Connector Signals 8 6 8 7 Component Parts 8 9 APPENDIX...

Page 5: ...to publications make the pen changes or insert the revised pages ensure that obsolete pages are withdrawn and either disposed of immediately or marked as superseded and placed in a superseded documen...

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Page 7: ...the pulse volume amplitude The QA 1290 also simulates calibrated artifact and arrhythmias in a large variety of real life conditions It provides high low pressure re lease verification and automated...

Page 8: ...5 00 mmHg Systolic Diastolic Pres sure As shown below Preset Pressures Systolic Diastolic MAP in mmHg Adult Neonate 60 30 40 60 30 40 80 48 58 80 48 58 100 65 77 100 65 77 120 80 95 120 80 95 150 95 1...

Page 9: ...25 pin Type Centronics RS 232C 1 for Remote Control Power From 110 VAC to 240 VAC 47 63 Hz Housing Aluminum Weight w o batt 5 5 kg 12 1 lb Dimensions Height 9 5 cm 4 in Width 30 0 cm 11 7 in Length 27...

Page 10: ...17520 User Manual QA 1290 P N 17525 Tubing Kit P N 17515 1 4...

Page 11: ...to wait for a claim to be investigated by the Sales Agent The customer should place a new purchase or der to ensure delivery 4 When returning an instrument to METRON or the Sales Agent fill out the a...

Page 12: ...1290 See below NOTE Some RS 232C cables are missing the connection between the seventh and the eighth wires in the cable The cable may still be called NULL modem but it will not work with the QA 1290...

Page 13: ...ON offers a number of pres sure connector adapters The adapters connect to the QA 1290 Pres sure Port via a quick disconnect airtight O ring pressure fitting See Appendix A Tubing Kit Components Note...

Page 14: ...equences In this way you can store and retrieve sequences that are appropriate for each kind of equipment being tested at your facility NOTE Ansur QA 1290 has its own user manual which contains all th...

Page 15: ...n Delete Prior to saving deletes the last character entered After saving deletes the entire entry in the data field Enter Saves data in field that was entered by keying with the alphanumeric keys Only...

Page 16: ...nction keys provide flexibility and control in testing Operating them is very similar to operating a personal computer There are four text lines to each screen The top three lines are used for operato...

Page 17: ...are and firmware versions are displayed Then QA 1290 performs a self check and prompts you to zero the pressure before advancing to the Main Menu See be low M E T R O N Boot software ver X XX METRON Q...

Page 18: ...eter F6 to advance to that test s screen Press Print Header footer F6 to advance to the Print Screen see paragraph 3 6 below Press GO BACK F2 to return to Main Menu Screen 1 SETUP F3 to advance to the...

Page 19: ...umeric keys to set or reset the system clock HH MM SS Press F3 to specify the a 12 hour Am Pm or 24 hour 24 hour clock Note When 24 Hour shows above F3 the system is operating on a 12 hour time schedu...

Page 20: ...digital readout you can select PRINT F5 The Print Screen appears Print Test Header F7 Print Test Footer F6 Form Feed F5 GO BACK MAIN MENU F1 F2 F3 F4 Print Test Header F7 Selecting this prepares a Re...

Page 21: ...download new software run COMM XXXX on the PC and ENTER on the instrument The QA 1290 is ready to receive the firmware upgrade 2 Prepare the PC for the upgrade Connect an RS 232 cable between the PC...

Page 22: ...rade Exit the DOS program and unhook the RS 232 transfer ca ble from the QA 1290 Switch the QA 1290 OFF then turn it back ON Verify that the new firmware version is installed while the QA 1290 is runn...

Page 23: ...ificant concern 2 QA 1290 simulations are suitable only for oscillometric blood pressure measurements In other words it can be used only for testing monitors that measure the pulse pressure variations...

Page 24: ...ayed in cubic centimeters Press GO BACK F2 to return to the BP Test In dex Screen 4 2 Setting Test Parameters 4 21 Preset Simulations select BP Test from Main Menu QA 1290 simulates a variety of patie...

Page 25: ...80 3 00 200 140 167 80 3 00 255 195 215 80 3 00 Neonate Preset Pressures Diastolic Systolic mmHg MAP mmHg Heart Rate BPM Pulse Pressure mmHg 60 30 40 120 1 50 80 48 58 120 1 50 100 65 77 120 1 50 120...

Page 26: ...ting between 20 and 255 mmHg Diastolic pressure Sys setting between 5 and 220 mmHg Heart rate HR setting between 10 and 200 BPM Pulse pressure PP setting between 05 and 5 00 mmHg Press the STORE F1 ke...

Page 27: ...lated condition along with the preset diastolic systolic pressures mean arterial pressure MAP and heart rate HR See the first screen in the sequence below Bradycardia 120 60 80 HR 45 F7 Tachycardia 60...

Page 28: ...ns Screen Menus press MORE F1 to advance to the next simulation screen GO BACK F2 to return to the previous simulation screen START F3 to advance to the BP Test Screen MAIN MENU F4 to return to Main M...

Page 29: ...re MAP heart rate HR pulse pressure PP and what arrhythmia simulation is used if any 60 30 40 HR 80 PP 2 00 Off F7 Manometer 0 mmHg Peak 0 mmHg F6 Time 0 sec PRINT F5 GO BACK MOTION MAIN MENU F1 F2 F3...

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Page 31: ...e if it rises above a certain value thus protecting the patient against too high a pressure in the event of a monitor malfunction QA 1290 increases the pressure to a predefined value If the value exce...

Page 32: ...eturn to the Leak Test Screen MAIN MENU F4 to return to Main Menu 1 Manometer 0 mmHg Peak 0 ZERO PR F7 PressDrop 0 mmHg Time 00 00 RS PEAK F6 Leak Rate 0 mmHg min PRINT F5 RESTART INFLATE SETUP MAIN M...

Page 33: ...e Screen See below Manometer 0 mmHg ZERO PRESSURE F7 Peak 0 mmHg RESET PEAK F6 PRINT F5 INFLATE SET UP MAIN MENU F1 F2 F3 F4 Inflate Pressure XXX mmHg F7 F6 F5 STORE GO BACK MAIN MENU F1 F2 F3 F4 3 Th...

Page 34: ...MENU F1 F2 F3 F4 6 To reset the manometer and peak values to 0 mmHg press ZERO PRESSURE F7 and RESET PEAK F6 Note that this also resets the time to zero 7 If you want to print the test results press P...

Page 35: ...PR F7 PRINT F6 Set Pressure 300 mmHg F5 REGULATE SET UP MAIN MENU F1 F2 F3 F4 5 To reset the manometer to 0 mmHg press ZERO PR F7 6 If you want to print the test results press PRINT F6 to advance to t...

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Page 37: ...V 5 2 Analog Ground Verify that the analog and digital grounds on T307 T150are tied together The nominal value is 0 0 1 3 Reference Voltages Inspect the following voltages referenced to ground on T15...

Page 38: ...and press INFLATE F2 then DEFLATE F2 Verify that compressor starts on INFLATE and stops on DEFLATE 6 3 Cleaning and Sterilization The QA 1290 should not require sterilization if used as recom mended T...

Page 39: ...7 Pressure calibration instrument e g Dr ck DPI 601 IMPORTANT BEFORE TESTING THE QA 1290 MUST BE POWERED ON FOR AT LEAST 30 MIN UTES PRIOR TO CONDUCTING ANY TESTING 2 Offset Adjustment a Connect lead...

Page 40: ...nd linearity by applying pressure of 330 mmHg 440 mBar and 165 mmHg 220 mBar and verify that the QA 1290 displays this value 1mmHg Pressure sensor Reference Measured value 0 mBar 0 mmHg 220 mBar 165 m...

Page 41: ...There are also a number of pneumatic parts to generate pressure and pulses for the simulations and tests The processor and keypad boards with two modifications are the same as those on the QA 90 The Q...

Page 42: ...used for ad justment of offset and gain for the pressure sensor circuit For offset adjustment the two reference voltages of 12 1 V and 1 2 V is used Offset is adjusted with R101 Gain is adjusted with...

Page 43: ...are three magnet valves that are controlled via the SIPO shift register The coils are driven by 24 V with grounding via a ULN2003 Darlington driver output These outputs have internal protection diode...

Page 44: ...nly dur ing boot up A Maxim P supervisory circuit with a 4 65 V reset is used to monitor the 12 V power and ensure battery power to RAM when the unit is switched off U1080 and DS2404 are timer circuit...

Page 45: ...pressor Valve Block Pressure Sensor Ventilate Valve Cuff Valve Monitor Valve Step motor linear actuator Pneumatic Cylinder QA 1290 Device Under Test QA 1290 Pneumatic System Drawing A miniature compre...

Page 46: ...sure slowly while simultaneously monitoring the pulses 4 QA 1290 s firmware calculates the pulse strength on the basis of the pressure measured This makes the pulse envelope look like the pulse envelo...

Page 47: ...W GND 3 Mini Compressor Pin out Pin description Pin no Signal Description 1 24V 24V after filter 2 COMPRESSOR Compressor output active LOW 4 Processor Board A 16 conductors ribbon cable is used for al...

Page 48: ...Step motor direction 13 GND 14 GND 15 GND 16 GND Pin 3 on J60 on processor board is changed from 5V to signal STEP This signal is taken from UART U1300 pin 13 on proc essor board 5 Power to Processor...

Page 49: ...PIEZO BUZZER 1 B250 30 3210270 BYV27 100 2A 100V DIODE 4 D201 204 30 2410812 1000uF 35V LXF EL L 12 5MM 1 C300 30 2410714 100uF 35V SME VB EL L 8MM 8 C201 C302 C304 305 C308 C310 312 98 2502615 10uF 1...

Page 50: ...06 1 R260 98 1120410 100K 1 0 1W 0805 10 R103 104 R109 R154 R250 255 98 1120310 10K 1 0 1W 0805 11 R105 108 R200 203 R256 257 R259 98 1120010 10R MOTST KANNE 0805 1 1 R300 98 1120315 15K 1 0 1W 0805 1...

Page 51: ...Appendix A Tubing Kit Components A 1...

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Page 53: ...gram Part 3 I O B 4 QA 1290 Schematic Diagram Part 4 Stepper Motor Driver B 5 QA 1290 Schematic Diagram Part 5 A D Converter B 6 QA 1290 Schematic Diagram Part 6 Pressure Sensor and Amplifier B 7 QA 1...

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Page 63: ...Fax 33 1 6078 6839 E mail info metron fr NORWAY Travbaneveien 1 N 7044 Trondheim Norway Phone 47 7382 8500 Fax 47 7391 7009 E mail support metron no From name Phone Address Fax E mail Date Error Repor...

Page 64: ...33 1 6078 8899 Fax 33 1 6078 6839 E mail info metron fr NORWAY Travbaneveien 1 N 7044 Trondheim Norway Phone 47 7382 8500 Fax 47 7391 7009 E mail support metron no From name Phone Address Fax E mail...

Page 65: ...6 Fax 1 616 454 3350 E mail support us metron biomed com FRANCE 30 rue Paul Claudel 91000 Evry France Phone 33 1 6078 8899 Fax 33 1 6078 6839 E mail info metron fr NORWAY Travbaneveien 1 N 7044 Trondh...

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