Schiller Argus VCM Service manual

ARGUS VCM

Vital Compact Monitor

Art. No.: 2.540041 Rev. a *2.540041*

Service Handbook

Contents

Figures Tables

Notice

This document contains proprietary information that is protected by copyright. All Rights Reserved. Reproduction, adaptation, or translation without prior written permission is prohibited, except as allowed under the copyright laws.

Warranty

The information contained in this document is subject to change without notice. Schiller makes no warranty of any kind with regard to this material, including, but not limited to, the implied warranties or merchantability and fitness for a particular purpose. Schiller shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of this material.

Revision History

The documentation part number and revision number indicate its current edition. The revision number changes when a new edition is printed in accordance with the revision history of the documentation. Minor corrections and updates which are incorporated at reprint do not cause the revision number to change. The document part number changes when extensive technical changes are incorporated.

ARGUS VCM Service Manual i

Contents

ARGUS VCM

Introduction 1

Manual Overview ............................................................................................................................................ 3

Related Documents.......................................................................................................................................... 3

Description of the ARGUS VCM monitor .................................................................................................... 3

Specifications 7

Physical.............................................................................................................................................................. 7

Electrical ............................................................................................................................................................ 7

Environmental.................................................................................................................................................. 7

Measurement Parameters ...............................................................................................................................8

Compliance .....................................................................................................................................................10

Routine Maintenance 11

Cleaning ..........................................................................................................................................................11

Periodic Safety and Functional Checks....................................................................................................... 11

Functional Checks.......................................................................................................................................... 12

Batteries........................................................................................................................................................... 12

Environmental Protection............................................................................................................................. 12

Performance Verification 13

Introduction .................................................................................................................................................... 13

Equipment Needed........................................................................................................................................ 13

Performance Tests ..........................................................................................................................................14

Safety Tests...................................................................................................................................................... 21

Service Mode and Demo Mode 25

Introduction .................................................................................................................................................... 25

Service Mode ..................................................................................................................................................25

Demo Mode ....................................................................................................................................................31

Firmware download 33

Introduction .................................................................................................................................................... 33

Equipment Needed........................................................................................................................................ 33

How to Download .........................................................................................................................................33

Troubleshooting 35

Introduction .................................................................................................................................................... 35

How to Use This Section ...............................................................................................................................35

Who Should Perform Repairs.......................................................................................................................35

Replacement Level Supported ..................................................................................................................... 35

Troubleshooting Guide.................................................................................................................................. 36

Disassembly Guide 43

General ............................................................................................................................................................43

Replacement Level Supported ..................................................................................................................... 44

Prior to Disassembly...................................................................................................................................... 45

Fuse Replacement ..........................................................................................................................................45

Battery Replacement...................................................................................................................................... 45

Monitor Disassembly..................................................................................................................................... 46

Spare Parts 57

Introduction .................................................................................................................................................... 57

Obtaining Replacement Parts....................................................................................................................... 57

Parts List.......................................................................................................................................................... 58

ii ARGUS VCM Service Manual

ARGUS VCM

Contents

Packing For Shipment 61

General Instructions ......................................................................................................................................61

Returning the ARGUS VCM......................................................................................................................... 61

Repacking In Original Carton ...................................................................................................................... 61

Repacking In a Different Carton.................................................................................................................. 62

System Processing Description 63

System Overview ...........................................................................................................................................63

NIBP Processing............................................................................................................................................. 66

SpO2 Processing............................................................................................................................................. 68

Temperature Processing ................................................................................................................................ 70

ARGUS VCM Service Manual iii

Contents

ARGUS VCM

Figures

Figure 1. ARGUS VCM Front Panel............................................................................................................................................... 4

Figure 2. ARGUS VCM Rear Panel................................................................................................................................................ 5

Figure 3. ARGUS VCM Left Side Panel.......................................................................................................................................... 6

Figure 4. ARGUS VCM Right Side Panel....................................................................................................................................... 6

Figure 5. System Version............................................................................................................................................................... 25

Figure 6. Battery Voltage Level..................................................................................................................................................... 26

Figure 7. NIBP Inflation Cycle ..................................................................................................................................................... 26

Figure 8. Total Runtime ................................................................................................................................................................ 27

Figure 9. Factory Defaults Reset .................................................................................................................................................. 27

Figure 10. Night Panel ................................................................................................................................................................. 29

Figure 11. NIBP Calibration......................................................................................................................................................... 29

Figure 12. NIBP Pressure Test...................................................................................................................................................... 30

Figure 13. Sound Calibration ....................................................................................................................................................... 30

Figure 14. Demo Mode Display.................................................................................................................................................... 31

Figure 15. Disassembly Sequence Flow Chart............................................................................................................................. 44

Figure 16. Battery Disassembly.................................................................................................................................................... 45

Figure 17. Monitor Disassembly................................................................................................................................................... 46

Figure 18. Front Case Disassembly.............................................................................................................................................. 47

Figure 19. Main BD, SpO2, FND modules Disassembly .............................................................................................................. 48

Figure 20. Front Case Disassembly – Overlay, NIBP cuff hose connector................................................................................... 49

Figure 21. Rear Case Disassembly- Battery, SMPS...................................................................................................................... 50

Figure 22. Rear Case Disassembly- NIBP module ....................................................................................................................... 51

Figure 23. Rear Case Disassembly- Printer ................................................................................................................................. 52

Figure 24. Rear Case Disassembly – Speaker, Handle, etc........................................................................................................... 53

Figure 25. Temperature Case Disassembly – Temperature Module.............................................................................................. 54

Figure 26. Temperature Case Disassembly ................................................................................................................................... 55

Figure 27. ARGUS VCM Exploded View ...................................................................................................................................... 56

Figure 28. ARGUS VCM Exploded View – Spare Parts................................................................................................................ 58

Figure 29. ARGUS VCM System Block Diagram.......................................................................................................................... 63

Tables

Table 1. Required Test Equipments ............................................................................................................................................... 13

Table 2. Earth Leakage Current Values ........................................................................................................................................ 21

Table 3. Enclosure Leakage Current............................................................................................................................................. 22

Table 4. Patient Leakage Current Values ...................................................................................................................................... 22

Table 5. Patient Leakage Current Values—Mains Voltage on Applied Part.................................................................................. 23

Table 6. Test Lead Combinations .................................................................................................................................................. 24

Table 7. Allowable Leakage Current............................................................................................................................................. 24

Table 8. Factory Default Settings for ARGUS VCM..................................................................................................................... 28

Table 9. Required Equipments for Firmware download................................................................................................................ 33

Table 10. Technical Error Codes................................................................................................................................................... 42

Table 11. Part Descriptions – Monitor Assembly.......................................................................................................................... 46

Table 12. Part Descriptions – Front Case Assembly..................................................................................................................... 47

Table 13. Part Descriptions – Main BD, SpO2, FND Modules Assembly..................................................................................... 48

Table 14. Part Descriptions – Overlay, NIBP Cuff Hose Connector............................................................................................. 49

Table 15. Part Descriptions – Battery, SMPS Assembly ............................................................................................................... 50

Table 16. Part Descriptions – NIBP Module Assembly................................................................................................................. 51

Table 17. Part Descriptions – Printer Assembly........................................................................................................................... 52

Table 18. Part Descriptions – Speaker, Handle, etc Assembly...................................................................................................... 53

Table 19. Part Descriptions – Temperature Module Assembly...................................................................................................... 54

Table 20. Part Descriptions – Temperature Case Assembly.......................................................................................................... 55

Table 21. ARGUS VCM Parts List ................................................................................................................................................ 59

iv ARGUS VCM Service Manual

Introduction

Manual Overview Related Documents Description of the ARGUS VCM monitor

Warnings

Warnings are identified by the WARNING symbol shown above.

Warnings alert the user to potential serious outcomes (death, injury, or adverse events) to the patient or user.

WARNING: Explosion hazard. Do not use ARGUS VCM in the presence of flammable anesthetics or gases.

WARNING: Do not spray, pour, or spill any liquid on ARGUS VCM, its accessories, connectors, switches, or openings in the chassis.

WARNING: Do not immerse ARGUS VCM or its accessories in liquid or clean with caustic or abrasive cleaners.

WARNING: Ensure that conductive portions of the cables do not come into contact with any other conductive parts.

WARNING: Electrical shock hazard. Disconnect the power cord from ARGUS VCM before attempting to open or disassemble ARGUS VCM.

WARNING: The use of accessories, transducers and cables other than those specified may result in increased emission and/or decreased immunity of ARGUS VCM monitor.

WARNING: Do not silence ARGUS VCM audible alarm or decrease its volume if patient safety could be compromised.

WARNING: During safety tests, AC mains voltage will be present on the applied part terminals. Exercise caution to avoid electrical shock hazard.

WARNING: Do not place ARGUS VCM into operation after repair or maintenance until Performance, Safety Tests and NIBP Calibration listed in this service manual have been performed. Failure of these tests could result in erroneous readings.

ARGUS VCM Service Manual 1

Introduction

Cautions

ARGUS VCM

Cautions are identified by the Caution symbol shown above.

Cautions alert the user to exercise care necessary for the safe and effective use of ARGUS VCM monitor.

CAUTION: Observe ESD (electrostatic discharge) precautions when working within the unit and/or when disassembling and reassembling ARGUS VCM monitor and when handling any of the components of ARGUS VCM monitor.

CAUTION: When reassembling ARGUS VCM, over-tightening could strip out the screw holes in the cases, rendering it unusable.

CAUTION: If any problem with ARGUS VCM built in an optional printer, check a printer’s door is closed well. Operating error may be caused if the cover is not closed correctly.

CAUTION: If internal battery cable has been disconnected, pay particular attention to polarity of the cable before reattaching. If battery cable polarity is reversed, it is likely that circuit damage will occur.

CAUTION: Ferrite Cores are used for electromagnetic compatibility. Please do not remove Ferrite Cores while disassembling or reassembling, otherwise the monitor can be affected by electromagnetic interference and measure inaccurate data to be displayed or stored.

2 ARGUS VCM Service Manual

ARGUS VCM

Manual Overview

This manual contains information for servicing The monitor subsequently referred to as qualified service personnel should service this product. Before servicing read the operator’s manual carefully for a thorough understanding of safe operation.

Read and understand all safety warnings and service notes printed in this service manual and the operator’s manual.

This manual contains information about ARGUS VCM monitor. ARGUS VCM monitor includes the following configuration:

Config. Features Config. Features

N Standard (NIBP + Pulse Rate) NP Standard + Printer

NS Standard + SpO2 NSP Standard + SpO2 + Printer

NT Standard + Temperature NTP Standard + Temperature+ Printer

NST Standard + SpO2 + Temperature NSTP Standard + SpO2 + Temperature + Printer

All information in this manual, including the illustrations, is based on the monitor configured with Temperature, SpO of these options, some information in this manual does not apply.

2 and Printer options. If your monitor lacks any

Related Documents

To perform test and troubleshooting procedures and to understand the principles of operation and circuit analysis sections of this manual, you must know how to operate the monitor. Refer to To understand the various blood pressure cuffs, SpO that work with the monitor, refer to the individual directions for use that accompany these accessories.

ARGUS VCM operator’s manual.

Description of the ARGUS VCM monitor

The purpose and function of Schiller blood pressure (systolic, diastolic, and mean arterial pressures), functional arterial oxygen saturation, pulse rate, and temperature for adult, pediatric and neonate patients in all hospital areas and hospital-type facilities. It may be used during hospital transport and in mobile, land-based environments, such as ambulances, within the specification of the environmental characteristics. Monitor users should be skilled at the level of qualified health care professionals, such as a technician, doctor, nurse or medical specialist.

Note: Hospital use typically covers such areas as general care floors, operating rooms, special procedure areas, intensive and critical care areas, within the hospital plus hospital-type facilities. Hospital-type facilities include physician office based facilities, sleep labs, skilled nursing facilities, surgicenters, and sub-acutecenters.

Note: Intra-hospital transport includes transport of a patient within the hospital or hospital-type facility.

ARGUS VCM monitor is to monitor noninvasive

Introduction

ARGUS VCM monitor.

ARGUS VCM throughout this manual. Only

ARGUS VCM,

2 sensors and temperature probes

ARGUS VCM Service Manual 3

Introduction

ARGUS VCM

The physical and operational characteristics of the monitor are described in the operator’s manual and in the Specification section of this manual.

Figure 1 and 2 identify the displays, controls, indicators and symbols of the front and rear panels.

27 26

2 4

8 9 10 11 12 13 14 15 16 1718 19 20

1. Blood Pressure Unit Indicators 15. %SpO

2 Display

2. Systolic Blood Pressure Display 16. Mode Button

3. Patient Type Indicators 17. Pulse Amplitude Indicator

4. Diastolic Blood Pressure Display 18. Alarm Silence Indicator

5. Pulse Rate Display 19. Up/Down Selection Button

6. MAP (Mean Arterial Pressure) Display 20. Alarm Silence Button

7. Print Setting Indicators 21. BP start/stop button

8. Print Button 22. Temperature Unit/Mode Indicators

9. Alarm Button 23. Temperature Display

10. Auto Indicator 24. Power Button

11. Auto Cycle Display 25. Battery Indicator

12. Auto Button 26. Charging/AC in Indicator

13. Pulse Tone/Alarm Volume Setting Indicators 27. Time Display

14. Review Button 28. Review Indicator

Figure 1. ARGUS VCM Front Panel

4 ARGUS VCM Service Manual

ARGUS VCM

Introduction

AC IN

100-240V~,

50/60 Hz

28-38VA

3 4 5 6

1. Handle 4. Equipotential (Ground)

2. Air Ventilator 5. Battery Cover (Replacement)

3. AC Power Connector 6. RS-232 Data Interface

Figure 2. ARGUS VCM Rear Panel

ARGUS VCM Service Manual 5

Introduction

ARGUS VCM

1. Printer 3. NIBP hose connector

2 sensor/cable connector

2. SpO

Figure 3. ARGUS VCM Left Side Panel

1. Temperature probe 3. Probe holder

2. Probe cover 4. Temperature probe connector

Figure 4. ARGUS VCM Right Side Panel

6 ARGUS VCM Service Manual

Specification

Physical Electrical Environmental Measurement Parameters Compliance

Physical

Electrical

Instrument

Dimensions 130×180×278 (mm)

Weight 2.7 (kg)

AC Power

Power 100Vac to 240Vac, 50 Hz/60 Hz, 28 to 38 VA

Environmental

Battery

Type Lead acid

Voltage/Capacity 6 V/ 4 Ampere-Hours

Recharge 12 hours with ARGUS VCM

Shelf Life 2 months, new fully charged battery

Complies with 91/157/EEC

Operation

Temperature 10 °C (50 °F) to 40 °C (104 °F)

Exemption: thermometry module – operating temperature 16 °C (60 °F) to 40 °C (104 °F)

Humidity 15 % RH to 95% RH, non-condensing

Altitude 170 m (557 ft) below sea level

4,877 m (16,000 ft) above sea level

Transport and Storage

Temperature –20 °C (-4 °F) to 50 °C (122 °F)

Humidity 15 % RH to 95% RH, non-condensing

Altitude –610 m (–2,000 ft) below sea level

12,192 m (40,000 ft) above sea level

Note: The system may not meet its performance specifications if stored or used outside the

manufacturer’s specified temperature and humidity range.

ARGUS VCM Service Manual 7

Specification

Measurement Parameters

NIBP

Pulse Rate Range Adult/Pediatric/Neonatal 30 BPM to 220 BPM

Pulse Rate Accuracy ±3 BPM or ±3%, whichever is greater

Technique Oscillometric Measurement

Measurement modes AUTO, MANUAL and STAT

AUTO Mode Automatic NIBP measurements at intervals of 1, 2, 3, 4, 5, 10, 15,

MANUAL Mode Single measurement initiated by NIBP Start/Stop switch

STAT Mode Series of consecutive measurements for 5 minutes

NIBP pressure measurement range

Systolic pressure range

Diastolic pressure range

Mean pressure range

Pressure Display Accuracy Meets ANSI/AAMI SP10:1992+A1:1996

ARGUS VCM

Pulse Rate

NIBP (Non-Invasive Blood Pressure)

30, 45, 60, 90, 120, and 240 minutes

Adult: 30 mmHg to 260 mmHg (3.9 kPa to 34.5 kPa)

Pediatric: 30 mmHg to 160 mmHg (3.9 kPa to 21.2 kPa)

Neonatal: 25 mmHg to 120 mmHg (3.3 kPa to 15.9 kPa)

Adult: 20 mmHg to 235 mmHg (2.6 kPa to 31.2 kPa)

Pediatric: 15 mmHg to 130 mmHg (1.9 kPa to 17.2 kPa)

Neonatal: 10 mmHg to 105 mmHg (1.3 kPa to 13.9 kPa)

Adult: 20 mmHg to 255 mmHg (2.6 kPa to 33.9 kPa)

Pediatric: 15 mmHg to 140 mmHg (1.9 kPa to 18.6 kPa)

Neonatal: 10 mmHg to 110 mmHg (1.3 kPa to 14.6 kPa)

Cuff Pressure Range 0 to 300 mmHg (0 to 40 kPa)

Initial Cuff Inflation

Overpressure protector

Standards ANSI/AAMI SP10:1992+A1:1996, IEC60601-2-30:1999

Note: Systolic and diastolic blood pressure measurements determined with this device are equivalent to those obtained by a trained observer using the cuff/stethoscope auscultation method, within the limits prescribed by the American National Standard, Electronic or automated sphygmomanometers.

Adult: 100, 120, 140, 160(Default), 180, 200, 220, 240, 270 mmHg

(13.3, 15.9, 18.6, 21.2(default), 23.9, 26.6, 29.2, 31.9, 35.9 kPa)

Pediatric: 80, 90, 100, 110, 120(default), 130, 140, 150, 160, 170 mmHg

(10.6, 11.9, 13.3, 14.6, 15.9(default), 17.2, 18.6, 19.9, 21.2, 22.6 kPa)

Neonatal: 50, 60, 70, 80, 90(default), 100, 110, 120, 132 mmHg

(6.6, 7.9, 9.3, 10.6, 11.9(default), 13.3, 14.6, 15.9, 17.5 kPa)

Adult 280 mmHg (N.C.), 308 mmHg (S.F.C.)

Pediatric 220 mmHg Neonatal 154 mmHg

EN1060-1:1995 and EN1060-3:1997.

8 ARGUS VCM Service Manual

ARGUS VCM

SpO2/Pulse Rate

Specification

%Saturation

Range 1% to 100%

Low Perfusion 0.03% to 20%

Accuracy Without Motion-Adults 70% to 100% ±2 digits

1% to 69% unspecified

Without Motion-Neonate1 70% to 100% ±3 digits

1% to 69% unspecified

Low Perfusion

Range 20 BPM to 300 BPM

Accuracy Without Motion2 20 BPM to 300 BPM ±3 digits

Low Perfusion

70% to 100% ±2 digits

1% to 69% unspecified

Pulse Rate

20 BPM to 300 BPM ±3 digits

Temperature

Printer

Standards EN865:1997

Neonate specifications are shown for neonate sensors with ARGUS VCM. Saturation accuracy will vary by sensor type recommended by the manufacturer..

Specification applies to monitor performance and was validated with Biotek and Nellcor simulators

Probe Type Thermistor probe

Range 26° C to 43° C (80° F to 110°F)

Display Accuracy ±0.1° C (±0.2° F)

Measurement units ° C, ° F

Measurement modes Predictive, Monitored

Predictive Mode One-time measurement in a single temperature reading which

is displayed at the end of the brief measurement period

Monitored Mode Continuous measurement over an indefinite period.

Standards ASTM E1112-00, EN12470-3

Typ e Thermal

Resolution 8 (dots/mm)

Printing speed 45 (mm/s)

Paper width 57 (mm)

ARGUS VCM Service Manual 9

Specification

Compliance

ARGUS VCM

Item Compliant with

Classification Class I (on AC power) Internally powered (on battery power)

Type of protection

General Safety IEC60601-1:1998+A1:1991+A2:1995

Alarms IEC60601-1-8:2001 Draft

Non-invasive blood pressure

Oxygen saturation

Type BF – Applied part

General requirements for Safety and Essential Performance

Alarm systems requirements, tests and guidances in medical electrical equipments systems

AAMI SP10:1992+A1:1996

Electronic or Automated Sphygmomanometers

EN1060-1:1995 Non-invasive sphygmomanometers

EN1060-3:1997

Supplementary requirements for electrical-mechanical blood pressure measuring systems

IEC60601-2-30:1999

Particular requirements for the Safety, including essential performance, of automatic cycling indirect blood pressure monitoring equipment

EN865:1997 Pulse oximeters, Particular requirements

Temperature monitoring

Electromagnetic Compatibility

Labeling EN1041:1998

Marking IEC 60878, EN 980, ISO 7000, EN 60417-1, EN 60417-2

E1112-00

Electronic thermometer for intermittent determination of patient temperature

EN12470-3:2000

Performance of compact electrical thermometers (non-predictive and predictive) with maximum device

IEC 60601-1, sub clause 36, IEC/

IEC60601-1-2:2001

Electromagnetic compatibility-requirements & test

Information supplied by the manufacturer with medical devices

10 ARGUS VCM Service Manual

Routine Maintenance

Cleaning Periodic Safety and Functional Checks Functional Checks Batteries Environmental Protection

WARNING: Do not spray or pour any liquid on the monitor or its accessories. Do not immerse ARGUS VCM or its accessories in liquid or clean with caustic or abrasive cleaners.

Cleaning

To clean ARGUS VCM, dampen a cloth with a commercial, nonabrasive cleaner and wipe the exterior surfaces lightly.

CAUTION: Do not allow any liquids to come in contact with the power connector or switches or to penetrate connectors or openings in the instrument.

Note: For cuffs, sensors and probes, follow the cleaning instructions in the directions

for use that accompany these accessories.

Note: If liquid is spilled on the monitor, clean and dry thoroughly before reuse.

Note: If in doubt about the monitor safety, refer the unit to qualified service personnel.

For surface-cleaning, follow your institution’s procedures or:

 ARGUS VCM may be surface-cleaned by using a soft cloth dampened with

either a commercial or nonabrasive cleaner, and lightly wiping the top, bottom, and front surfaces of the monitor lightly.

Periodic Safety and Functional Checks

ARGUS VCM requires no routine service or calibration other than cleaning and battery

maintenance. The following performance verification tests may be used following repair or during routine maintenance (if required by your local institution).

1. Inspect the exterior of

2. Inspect labels for legibility. If the labels are not legible, contact Schiller Technical Services Department.

3. Verify that the unit performs properly as described in Performance Verification

section.

4. Perform the electrical safety tests detailed in Performance Verification section. If the

unit fails these electrical safety tests, do not attempt to repair. Contact Schiller Technical Services Department.

ARGUS VCM for damage.

ARGUS VCM Service Manual 11

Routine Maintenance

Functional Checks

The following checks should be performed at least every 2 years by a qualified service technician.

1. If the monitor has been visibly damaged or subjected to mechanical shock (for

example, if dropped), perform the performance tests as described in Performance Verification section.

2. Perform the electrical safety tests as described in Safety Tests section. If the unit fails these electrical safety tests, refer to Troubleshooting section.

3. Inspect the fuses for proper value and rating

- qty 2, 2.0 A, 250 volts for AC mains (L/N: F1, F2)

- qty 1, 6.3 A, 250 volts for internal battery (L/N: F3)

Batteries

If ARGUS VCM has not been used for a long period of time, more than 2 months, the battery will need charging. To charge the battery, connect as described in Performance Verification section of this service manual or the Battery Operation section of the operator’s manual.

Schiller recommends replacing the instrument’s battery every 2 years. When

VCM

is going to be stored for 2 months or more, it is recommended to remove the

battery prior to storage. To replace or remove the battery, refer to Disassembly Guide.

Note: Storing

the battery capacity. The battery may require a full charge/discharge cycle to restore normal capacity. A full charge of a dead battery takes approximately 12 hours while the monitor is turned off. Schiller recommends that sealed, lead acid batteries be replaced at 2-year intervals. Refer to Disassembly

Guide Section.

CAUTION: If ARGUS VCM is to be stored for a period of 2 months or longer, it is

recommended to notify service personnel to remove the battery from the monitor prior to storage. Recharging the battery is strongly recommended when the battery has not been recharged for 2 or more months.

CAUTION: If the battery shows any signs of damage, leakage, or cracking, it must be replaced immediately.

CAUTION: Discarded battery may explode during incineration. Recycle used batteries properly. Do not dispose of batteries in refuse containers.

ARGUS VCM for a long period without charging the battery may degrade

Environmental Protection

Follow local governing ordinances and recycling plans regarding disposal or recycling batteries and other device components.

ARGUS VCM

ARGUS VCM to an AC outlet

ARGUS

ARGUS VCM’s

12 ARGUS VCM Service Manual

Performance Verification

Introduction Equipment Needed Performance Tests Safety Tests

Introduction

This section discusses the tests used to verify performance following repairs or during routine maintenance. All tests can be performed without removing All tests except battery charge and battery performance tests must be performed as the last operation before the monitor is returned to the user. If

ARGUS VCM fails to perform as specified in any test, repairs must be made to correct

the problem before the monitor is returned to the user.

Equipment Needed

Table 1 lists the equipment required for performance verification.

Table 1. Required Test Equipments

ARGUS VCM covers.

Equipment Description

Digital Multi Meter (DMM) Fluke Model 87 or Equivalent

NIBP Cuff Durable, Adult 11cm

NIBP Cuff Durable, Neonatal 5cm

NIBP Hose Adult, 8 feet

NIBP Hose Neonatal, 6 feet

NIBP Rigid PVC Vessel 9cm diameter

NIBP Rigid PVC Vessel 5cm diameter

SpO2 Sensor Extension Cable DOC-10

Temperature Probe Oral Probe

NIBP Simulator Bio-Tek BP Pump 2 or Equivalent

SpO2 Simulator NELLCOR SRC-MAX

Temperature Simulator WelchAllyn 9600 Calibration Tester

Safety Analyzer METRON QA-90 or Equivalent

Stopwatch Manual or electronic

ARGUS VCM Service Manual 13

Performance Verification

Performance Tests

The battery charge and battery performance test should be performed before the monitor repairs whenever the battery is suspected as being a source of the problems. All other tests may be used following repairs or during routine maintenance (if required by your local institution). Before performing the battery performance test, ensure that the battery is fully charged. This section is written using factory defaults set as power-up. If your institution has preconfigured custom defaults, those values will be displayed.

Power

1. Connect the monitor to AC power source using proper power cord.

2. Verify Charging/AC in indicator is lit (or flashing).

3. Press Power button over 1 second, and then verify that the monitor is turned on.

4. After the monitor operates in normal mode, disconnect the power cord.

5. Verify Battery indicator is lit instead of Charging/AC in indicator.

6. Press Power button over 1 second, and then verify that the monitor is turned off.

Battery Charge

1. Connect the monitor to AC power source using proper power cord. (the monitor is turned off)

2. Verify Charging/AC in indicator is lit (or flashing).

ARGUS VCM

Note: If Charging/AC in indicator is flashing, the battery needs fully charging.

3. Charge the battery fully until Charging/AC in indicator is no more flashing. It takes for at least 12 hours.

4. To check for a full charge, disconnect the power cord. Press Power button and the NIBP start/stop button simultaneously over 1 second to enter the Service mode. Then select battery voltage level displayed.

5. Verify that current battery voltage display in Service mode indicates ‘6.0V’ or greater.

Note: The battery may require a complete charge/discharge cycle to restore its normal capacity, depending on its previous usage.

Battery Discharge

1. Disconnect the power cord from the monitor with fully charged battery.

2. Turn on the monitor by pressing Power button over 1 second.

3. Connect NIBP simulator to the monitor. Set NIBP simulator:

SYS of 120mmHg, DIA of 80mmHg, PR of 80 bpm.

4. Set NIBP Auto interval of the monitor to 15 minutes.

5. After more than 2 hours of the monitor operating, verify an audible alarm is sounding

and the battery level of the monitor is under 5.4V.

6. Allow the monitor to operate until it automatically powers down due to low battery

condition. Verify that high priority alarm occurs 5 seconds before the monitor automatically shuts down.

7. If the monitor passes this test, immediately recharge battery.

14 ARGUS VCM Service Manual

ARGUS VCM

Performance Verification

Power-On Self-Test

1. Connect the monitor to AC power source and verify Charging/AC in indicator is lit.

2. Observe the monitor front panel. With the monitor off, press Power button. The

Note: Power-on self-test takes approximately 7 seconds to complete.

Note: If an error code is displayed, please refer to Troubleshooting section.

monitor must perform the following sequence.

a. All FNDs and indicators are illuminated.

b. Power-on beeps sounds consecutively.

c. Upon successful completion of power-on self-test, the display will enter the

normal mode.

General Operation Tests

Alarms and Alarm Silence

1. Connect the monitor to an AC power source.

2. Press the monitor Power button to turn the monitor on.

3. Connect NIBP simulator to the monitor.

4. Set NIBP simulator as follows: Systolic of 120mmHg, Diastolic of 80mmHg and pulse rate of 150 bpm.

5. Press NIBP start/stop button.

6. Verify following the monitor reaction after measurement completes:

a. The monitor displays NIBP and pulse rate as specified by the simulator.

b. Audible alarm sounds and Pulse rate display flashes indicating the parameter

has violated default alarm limits.

7. Press Alarm silence button on the front panel of the monitor.

8. Verify the following:

a. An audible alarm is temporarily silenced. b. Pulse rate display continues flashing. c. Alarm silence indicator is lit. d. Audible alarm returns in approximately 90 seconds.

9. Set NIBP simulator as follows: Systolic of 120mmHg, Diastolic of 80mmHg and pulse rate of 80 bpm.

10. Press NIBP start/stop button.

11. Verify following the monitor reaction after measurement completes:

a. The monitor displays NIBP and pulse rate as specified by the simulator.

b. The alarm is terminated.

12. Disconnect NIBP simulator from the monitor.

13. Kink NIBP cuff hose connector of monitor and then press NIBP start/stop button.

14. Verify that the monitor displays an error code, E23 and sounds audible alarm.

15. Press Alarm silence button.

16. Verify that the alarm is terminated.

ARGUS VCM Service Manual 15

Performance Verification

Pulse Tone Volume Control

1. Connect the monitor to an AC power source.

2. Press Power button to turn the monitor on.

3. Connect SpO

monitor.

4. Set SpO

5. Verify SpO2/ pulse rate values and pulse amplitude indicator correctly display, and

pulse tone sounds.

6. Press the mode button to enter setting mode.

7. Press Up (+) selection button to adjust pulse tone volume from 1 to 8. Return to the

monitoring screen.

8. Verify beeping pulse tone increases.

9. Press the mode button to enter setting mode.

10. Press Down (-) selection button to adjust pulse tone volume from 8 to 1. Return to

the monitoring screen.

11. Verify beeping pulse tone decreases.

12. Set pulse tone volume to 0, and return to the monitoring screen. Verify pulse tone is

no longer audible.

2 simulator as follows: SpO2 of 90% and pulse rate of 60 bpm.

ARGUS VCM

2 simulator to the pulse oximetry cable and connect the cable to the

13. Return pulse tone volume to a comfortable level.

Alarm Volume Control

1. Connect the monitor to an AC power source.

2. Press Power button to turn the monitor on.

3. Kink NIBP cuff hose connector of the monitor and then press NIBP start/stop button.

4. Verify that the monitor ‘E23’ displays and sounds audible alarm.

5. Press the mode button to enter setting mode.

6. Press Up (+) selection button to adjust alarm volume from 1 to 8. Return to the

monitoring screen.

7. Verify alarm tone increases.

8. Press the mode button to enter setting mode.

9. Press Down (-) selection button to adjust alarm volume from 8 to 1. Return to the

monitoring screen.

10. Verify alarm tone decreases.

11. Return alarm volume to a comfortable level.

Real-Time Clock

1. Connect the monitor to an AC power source.

2. Press Power button to turn the monitor on.

3. Verify that Time display updates every second.

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ARGUS VCM

Printer Test

Flash Memory

Performance Verification

If Printer option installed, the following test procedures will verify printer performance.

1. Connect the monitor to an AC power source.

2. Press Power button to turn the monitor on.

3. Connect all necessary simulators to the monitor.

4. Press Printer button when the monitor displays the measurements.

5. Verify the measurement values are printed out correctly.

6. Press the mode button over 3 seconds (configuration mode) to select Stream print.

7. Kink NIBP cuff hose connector of the monitor and then press NIBP start/stop button.

8. Verify that the monitor ‘E23’ displays and also prints out.

9. Open the printer door, and then press Print button.

10. Verify that the monitor sounds ‘invalid button tone’.

Perform the following procedure to test the flash memory.

1. Connect the monitor to an AC power source.

2. Press Power button to turn the monitor on.

3. Change alarm limits and other settings.

 Temperature mode C M  Alarm Limit, SYS HI 160  Alarm Limit, DIA LO 15  Alarm Limit, PR HI 180  Alarm Limit, SpO

4. Kink NIBP cuff hose connector of the monitor to generate an error ‘E23’.

5. Turn the monitor off.

6. Press Power button to turn the monitor on again.

7. Verify that previously changed alarm limits and settings are saved/displayed.

8. Press Review button. Verify that ‘E23’ event is saved/displayed.

9. Turn the monitor off.

10. Press Power button & NIBP start/stop button simultaneously to enter Service mode.

11. Set ‘DEFAULT RESET’ to ‘YES’. The monitor will return to the factory defaults.

12. Turn the monitor off.

13. Press Power button to turn the monitor on again.

14. Verify that alarm limits and settings of the monitor are set to the factory defaults. Refer to Table 8 Factory defaults.

15. Press Review button. Verify invalid button tone sounds and all events of trend data

has been removed.

2 LO 85

ARGUS VCM Service Manual 17

Performance Verification

Measurement Parameter Operation Tests

Pneumatic System Operation

These tests verify the functionality of

1. Place the neonatal cuff with a rigid PVC vessel (5cm diameter). Connect the cuff to NIBP cuff hose connector via the neonatal hose.

2. Connect the monitor to an AC power source, and then press Power button to turn the monitor on.

3. Press NIBP start/stop button.

4. Verify that Systolic blood pressure display indicates an error code E23 and an audible alarm sounds.

5. Press the mode button (setting mode) to change Patient type to Neonatal. Return to the monitoring screen.

6. Press NIBP start/stop button. Verify that the monitor inflates.

7. Press NIBP start/stop button. Verify that the monitor deflates.

8. Place the adult cuff with a rigid PVC vessel (9cm diameter). Connect the cuff to NIBP cuff hose connector via the adult hose.

9. Press NIBP start/stop button.

10. Verify that Systolic blood pressure display indicates an error code E22 (or E24) and an audible alarm sounds.

11. Press the mode button (setting mode) to change Patient type to Adult. Return to the monitoring screen.

12. Press NIBP start/stop button. Verify that the monitor inflates.

13. Press NIBP start/stop button. Verify that the monitor deflates.

NIBP air leakage test

1. Connect the monitor to an AC power source.

2. Press Power button and NIBP start/stop button to enter Service mode.

3. Select NIBP Pressure Test by pressing Mode button (see figure 12).

4. Set a desired target pressure between 50and 300mmHg by pressing Up/Down (+/-) selection buttons.

5. Place the adult cuff with a rigid PVC vessel (9cm diameter). Connect the cuff and the adult hose to NIBP simulator. Then connect the adult hose to the monitor.

6. Set NIBP simulator to Pressure test or Leakage test mode.

7. Select the set point of NIBP simulator as the same point of target pressure of the monitor.

8. Press NIBP start/stop button of the monitor as simultaneously pressing start button of NIBP simulator. Current pressure appears on the diastolic pressure display.

9. After current inflating pressure comes up to the desired target pressure, the monitor starts deflating. Ensure that air leakage rate displays.

10. Verify that air leakage rate is within 6mmHg/min.

ARGUS VCM

ARGUS VCM pneumatic system.

18 ARGUS VCM Service Manual

ARGUS VCM

Performance Verification

NIBP overpressure test

1. Connect the monitor to an AC power source, and then press Power button to turn the monitor on.

2. Press Mode button. Set to Adult patient type and NIBP target pressure, 270mmHg.

3. Place the adult cuff with a rigid PVC vessel (9cm diameter). Connect the cuff and the adult hose to NIBP simulator. Then connect the adult hose to the monitor.

4. Set NIBP simulator to Pressure relief or Overpressure test mode.

5. Press NIBP start/stop button of the monitor as simultaneously pressing start button of

NIBP simulator. NIBP simulator pressurizes the system until the monitor’s overpressure relief system activates.

6. Verify that peak point displayed on NIBP simulator (point of protection pressure) is

within 300mmHg. Also this point of protection pressure may be verified at the moment of the monitor’s NIBP valve of relieved.

NIBP transducer accuracy test

1. Follow the procedure of NIBP air leakage test specified above.

2. During the deflation of the cuff pressure, verify that the difference is within ±3mmHg between monitor’s current pressure and simulator’s current pressure.

Pulse Oximetry Operation

2 option installed, the following test procedures will verify SpO2 performance.

If SpO

1. Connect the monitor to an AC power source.

2. Turn on the monitor by pressing Power button.

3. Connect SpO monitor.

4. Set SpO

5. The monitor will:

- sound an audible alarm

- display an SpO

- display a pulse rate of 60 ±3 bpm

- display Pulse amplitude indicator

6. Disconnect the pulse oximetry cable from the monitor.

7. Verify that the monitor displays an error code, E42 and sounds audible alarm.

2 simulator as follows: SpO2 of 75% and pulse rate of 60 bpm.

2 simulator to the pulse oximetry cable and connect the cable to the

2 of 75 ±2 digits (flashing)

ARGUS VCM Service Manual 19

+ 54 hidden pages