Page 1
/VS-900c Vital Signs Monitor Service Manual...
Page 3
Mindray, nor the rights of others. Mindray does not assume any liability arising out of any infringements of patents or other rights of third parties.
Page 4
This product is operated under strict observance of this manual. Return Policy In the event that it becomes necessary to return a unit to Mindray, follow the instructions below. Obtain a return authorization. Contact the Mindray Service Department and obtain a Mindray Customer Service Authorization Number.
Page 5
Contact Information Manufacturer: Shenzhen Mindray Bio-Medical Electronics Co., Ltd. Address: Mindray Building, Keji 12th Road South, Hi-tech Industrial Park, Nanshan, Shenzhen 518057 P.R. China +86 755 81888998 Tel: Fax: +86 755 26582680 Website: www.mindray.com Distributor: Mindray DS USA, Inc. Address:...
Page 6
Configuration mode: 315666 Demo mode : Contact Mindray service personnel for the password Factory maintenace: Contact Mindray service personnel for the password It is recommended that the user should change the passwords for user maintenance and configuration mode once they take ownership of the equipment.
Contents 1 Introduction ......................1-1 1.1 Manual Information ......................... 1-1 1.2 Safety Information ........................1-1 1.2.1 Warnings ......................... 1-2 1.2.2 Cautions .......................... 1-2 1.2.3 Notes ..........................1-2 1.3 Equipment Symbols ........................ 1-2 2 Theory of Operation ....................2-1 2.1 Overview ............................2-1 2.2 Connectors for Peripheral Devices ..................
Page 8
4.4.1 Accessing Factory Maintenance Menu ............4-13 4.4.2 Drawing Waves ......................4-13 4.4.3 Software Version ....................... 4-14 4.4.4 Monitor Information ....................4-15 5 Troubleshooting ....................... 5-1 5.1 Overview ............................. 5-1 5.2 Part Replacement ........................5-1 5.3 Checking Equipment Status ....................5-1 5.4 Checking Software Version ....................
Page 9
6.4.3 Removing the 5G Wi-Fi Module (Optional, Only Available for Accutorr 7)6-15 6.4.4 Removing the Main Control Board ..............6-17 6.4.5 Removing SD Card ....................6-17 6.4.6 Removing the Touchscreen .................. 6-18 6.4.7 Disassembling the Display ..................6-18 6.4.8 Removing the Keypad .................... 6-19 6.4.9 Removing the Encoder ...................
Page 10
7.12.2 Parts List ........................7-16 8 Hardware and Software Upgrade ................8-1 8.1 Hardware Upgrade ........................8-1 8.1.1 Upgrade Package ......................8-1 8.1.2 Upgrading Parameter Modules ................8-1 8.1.3 Upgrading Temperature ................... 8-2 8.1.4 Upgrading Wi-Fi (Only Available for Accutorr 7) ..........8-2 8.1.5 Enabling Parameter Functions ................
Introduction 1.1 Manual Information Version Revision History Modify temperature module test method, update parts list Modify the Wi-Fi content Delete the equipment symbols Modify the description of equipment symbols, add the patent information Add CO description Update parts list for new cleaning and disinfecting agents Add VS-900c Add the VS-900c silicon button.
WARNING All installation operations, expansions, changes, modifications and repairs of this product are conducted by Mindray authorized personnel. There is high voltage inside the equipment. Never disassemble the equipment before it is disconnected from the AC power source or the battery.
Incorporates multiple input devices such as buttons, knob, and touchscreen; and, Enables program upgrade over the network. Monitor Nurse Call Mindray Proprietary LAN Reserved port Other device CMS/Gateway EMR Server The above figure shows a system consisting of the vital signs monitor and its peripheral devices.
2.2 Connectors for Peripheral Devices Connector for Temperature probe Network connector: It is a standard RJ45 connector used to communicate with external devices, such as central monitoring system, e-Gateway, or used to export data or upgrade the system. Multi-function connector: connects to the hospital's nurse call system, or connects external devices through DIAP protocol.
2.4 Front Housing Assembly Alarm lamp board Touchscreen control board Main board Keypad Screws securing the front and rear housing 2.5 Main Board The main board is the control center of the equipment. It provides communication, display, and data storage functions, including: ...
The touchscreen control board drives the touchscreen and implements communication with the vital signs monitor. Wi-Fi Module (Optional, Only Available for Accutorr 7) The Wi-Fi Module enables the equipment to connect to an 802.11 a/b/g/n Mindray proprietary network. 2.6 Rear Housing Assembly...
2.7 External Module An external Temp module can be attached to the monitor. The independently developed Mindray Temperature module consists of an isolation power board, Temperature measurement board, and probes. The Temperature measurement board collects Temperature signals, processes algorithm and sends measurement results to...
All the optional parts purchased by the customer have been received Notify Mindray North America if your order is incorrect or incomplete. In case of damage during transportation, keep the packing material and notify Mindray North America immediately.
Wall-mount Bracket Instructions for Use (PN: 0010-20-42933) and Rollstand Instructions for Use (PN: 0010-20-42934). CAUTION Use only Mindray supplied or approved mounting solutions. The mounting bracket should be installed by qualified service personnel.
3.3.1 Preparation for Power on Before using the equipment, check for any mechanical damage and make sure that all external cables, plug-ins and accessories are properly connected. Plug the power cord into the AC power source. If you run the equipment on battery power, ensure that the battery is sufficiently charged.
Testing and Maintenance 4.1 Introduction The expected service life of the equipment is five years. To ensure the equipment always functions normally, qualified service personnel should perform regular inspection, maintenance and test. This chapter provides a checklist of the testing procedures for the equipment with recommended test equipment and frequency.
4.2.1 Performance Test Frequencies Check/Maintenance Item Frequency Visual inspection 1. When first installed or reinstalled. test Leakage test 1. If the user suspects that the measurement is Accuracy test NIBP test incorrect. NIBP cuff 2. Following any repairs or replacement of overpressure test relevant module.
Page 25
Measurement validation The SpO accuracy has been validated in human studies against arterial blood sample reference measured with a CO-oximeter. Pulse oximeter measurements are statistically distributed, and only about two-thirds of the measurements can be expected to fall within the specified accuracy compared to CO-oximeter measurements. NOTE ...
4.2.4 NIBP Test Leakage Test NOTE Perform NIBP leakage test before any other NIBP test and calibration. Tools required: Adult NIBP Cuff NIBP Hose Cylinder Follow this procedure to perform the test: leakage In the [ Patient Demographics ] menu, set [ Patient Category...
Page 27
Compare the manometer values with the monitor values. The difference between the manometer and displayed values should be ± 3 mmHg. If it is greater than ± 3 mmHg, contact Mindray Technical Support. Raise the pressure in the rigid vessel to 200 mmHg with the manometer bulb.
Page 28
NIBP Cuff Overpressure Test Tools required: T-shape connector Appropriate tubing anometer bulb Metal Vessel with volume 500 ± 25 ml Reference manometer (calibrated, with accuracy equal to or better than 0.75 mmHg) Follow this procedure to perform the calibration: Perform steps 1 to 4 in the NIBP Accuracy Test section.
4.2.5 CO Test (Only Available For Accutorr 7) Accuracy Test Tools required: A steel gas cylinder with 5% CO , 21% O , and balance gas N (P/N 0075-00-0033-01) T-shape connector Tubing 1. Select [Main]→ [Maintenance >>]→[User Maintenance>>]→enter the required password→...
Page 30
CO2 Calibration Tools required: A steel gas cylinder with 5% CO 21% O , and balance gas N (P/N 0075-00-0033-01) T-shape connector Tubing Select [ ]→ [ ]→[ ]→enter the required Main Maintenance >> User Maintenance>> password→ [ Module Maintenance>>...
4.2.6 Exergen TemporalScanner Thermometer Test Tool required: Water bath Blackbody as specified in EN 12470-5-2003 Four-channel thermometer (model: 1529-R) Put the probe of four-channel thermometer into water bath, and then put the blackbody into water bath, set the water bath to 37.0℃. allow the water bath sufficient time to equilibrate.
maximum deviation of 2.5℃ may exist in predictive Temperature measurement by liquid bath techniques. 4.3 Electrical Safety and Other Tests 4.3.1 Electrical Safety and Other Test Frequencies Check/Maintenance Item Frequency 1. Following any repair or replacement of any module Electric Safety Tests If monitor is physically damaged.
The equipment gives a beep, which indicates that the selftest for alarm audio is passed, and the alarm lamp turns yellow, then red, and then off, which indicates that the selftest for alarm lamp has passed. The welcome screen clears and the normal operation screen is displayed. 4.3.4 Touchscreen Calibration Tool required: ...
4.3.7 Battery Check Tool required: None Functional Test Remove the battery (if equipped), then connect the equipment to AC power. Verify that the equipment works correctly when powered form an AC source. Disconnect AC power and reinstall the battery. Verify the equipment functions properly on battery power.
4.4 Factory Maintenance 4.4.1 Accessing Factory Maintenance Menu Select [ ]→[ ]→[ ]→enter the required Main Maintenance >> Factory Maintenance >> password→[ ] to access the Factory Maintenance menu. 4.4.2 Drawing Waves There are two methods for drawing waves: [ ] and [ Color Mono...
4.4.3 Software Version Selecting the [ Software Version >> ] will show software version information, as shown below: System software version Power software version Module software version 4-14...
4.4.4 Monitor Information Selecting [ ] will show the status of the monitor as shown below: Monitor Information >> NOTE If the main board is replaced, the serial number of the monitor must be entered on the new main board in the Electronic SN Setup menu. 4-15...
Troubleshooting 5.1 Overview In this chapter, equipment problems are listed along with possible causes and recommended corrective actions. Refer to the tables to check the monitor, identify and correct problems. The tables provided are meant as a general guide. For more detailed troubleshooting assistance, contact our Technical Support Department.
5.5 Checking Technical Alarms Before troubleshooting the monitor, check for technical alarm messages. Correct all Technical Alarms before continuing. For detailed information on technical alarm message, possible cause and corrective action, refer to the monitor’s operation manual. 5.6 Troubleshooting Guide 5.6.1 Power On/Off Failure Symptoms Possible Cause...
5.6.2 Display Failures Symptoms Possible Cause Troubleshooting 1. Check if the cable between the display and main board and the backlight cable are correctly connected. Cable defective The display is 2. Check that the cables and connectors are blank or not damaged.
5.6.3 Alarm Lamp Failures Symptoms Possible Cause Troubleshooting 1. Check that the cable between the alarm lamp board and main board is correctly connected. Cable defective The Alarm 2. Check that the cables and connectors are Lamp does not damaged. not illuminate properly or Alarm lamp board...
5.6.5 Sound Failures Symptoms Possible Cause Troubleshooting → The key volume is set Select [ ] to adjust Main General Setup >> to 0. the key volume. No hardkey Check that the cable between the speaker Cable defective or encoder and interface board is properly connected.
NOTE If the Battery Module fails, it may affect other modules or boards in the main unit. Components of the main unit are powered by the power module. In the event that a component malfunctions, check if the operating voltage is correct.
5.6.8 Output Interface Failure Symptoms Possible Cause Troubleshooting 1. Check that the cable between the power management board and main board is correctly connected. Cable defective 2. Check that the cable between power management board and interface board Unable to use is correctly connected.
5.6.10 Wired Network Related Problems Symptoms Possible Cause Troubleshooting Check LAN cable connection. LAN Incorrect LAN cable cable shall not be longer than 50 connection eters Incorrect IP address Check for IP address conflict. If yes, configuration reconfigure the IP address. 1.
Possible Cause Troubleshooting The Wi-Fi signal is unstable in Check the signal quality of the operating area. Wi-Fi network. Mindray The monitor is The monitor's Wi-Fi antenna Disassemble the monitor frequently off line or is detached or not properly and fix the Wi-Fi antenna.
Symptoms Possible Cause Troubleshooting stopped" is reported Parameter module Replace the corresponding module. or some parameters defective cannot be used Converter board Replace corresponding converter defective inside the board. module "XX" indicates the configured modules, such as NIBP, SpO2 and Temperature. 5.6.13 Exergen TemporalScanner Thermometer Module Problems Symptoms Possible cause...
5.6.14 CO Module Problems (Only Available for Accutorr 7) Symptoms Possible Cause Troubleshooting Lower the operating temperature. If Ambient temperature Sensor High the alarm persists, the CO module is too high or there is a Temp may have a failure. Change the CO module failure.
Disassembly and Repair 6.1 Tools Required To disassemble and replace the parts and components, the following tools may be required: Philips screwdrivers Tweezers Sharp nose pliers Clamp lot-type screwdriver 6.2 Preparations for Disassembly Before disassembling the equipment, finish the following preparations: ...
6.3 Disassembling the Main Unit NOTE The recorder can be disassembled separately. To disassemble the equipment, place the equipment on a work surface free from foreign material, avoiding damaging the antiglare screen, touchscreen and the knob. Be careful not to break the two cotters on the front ends of rear housing.
6.3.2 Removing the Recorder Unscrew the two M3×6 screws and pull the clamps as indicated to remove the recorder. Then disconnect the cable. Clamps NOTE The recorder can be disassembled separately. 6.3.3 Separating the Front and Rear Half of the Monitor Lay the monitor on a table as shown below.
Page 54
Remove the recorder or recorder cover, and pull the rear housing out as indicated below to separate the front and rear housing. 3. Stand the monitor and separate the front housing assembly and rear housing assembly with caution. Disconnect the cable between the main board and power management board and then take off the front panel.
6.3.4 Removing the Parameter Connector Panel Assembly Lay the rear housing assembly of the equipment on a table. Disconnect the cable for AC receptacle and SpO2 cable, and then the silicon tube. Cable for AC input receptacle signal cable Silicon tube Parameter connector panel assembly...
6.3.5 Disassembling the Main Bracket Assembly For monitors without a multi-function connector, use a flat blade screwdriver to gently lift the cover release on the inside of the unit, and then remove the cover. Cover...
Page 57
Disconnect the speaker cable, recorder cable, power cord and battery interface board cable. Unscrew the five self-tapping screws and one grounding screw. Then remove the main bracket assembly. Battery interface board cable Speaker cable Recorder cable 5 self-tapping screws Grounding screw Power cord...
6.3.6 Removing the Parameter Board (SpO Optional) and Power Management Board Unscrew the three screws and remove the power management board assembly from the main bracket assembly. Unscrew the two M3 screws and remove the parameter board from the power management board assembly.
Unscrew the two M3 screws and remove the power management board assembly. 2 M3 screws Power management board 6.3.7 Removing the Parameter Connector Panel Assembly (With CO Only Available for Accutorr 7) Lay the rear housing assembly of the equipment on a table. Pull out the AC receptacle, SpO cable, and then the silicon tube, gas inlet tube, gas outlet tube and CO...
6.3.8 Disassembling the CO Module Assembly (Only Available for Accutorr 7) Pull out the AC receptacle, NIBP connection cable, CO2 connection cable. 2. Unscrew two M3X6 screws. 3. Remove the CO module. NIBP connection cable AC receptacle Screw connection cable Screw 6.3.9 Disassembling CO2 main Module (Only Available for Accutorr 7) 3XM2.5 screws...
6.3.10 Disassembling the Main Bracket Assembly (With CO , Only Available for Accutorr 7) Disconnect the speaker cable, recorder cable, power cable, and battery interface board cable. Unscrew the five PT3×8 screws and M4 screw. Take out the main bracket assembly. Speaker cable Recorder cable Battery...
6.3.11 Disassembling Pumps and Valves Cut the two cable ties and remove the pump. Cable tie Unscrew the three screws as indicated and remove the NIBP board. 6.3.12 Disassembling AC/DC Power Board and Battery Converter Board Unscrew the four screws as indicated and remove the AC/DC power board. 6-12...
Unscrew the two M3 nuts to remove the battery interface board. 6.4 Disassembling the Front Housing Assembly NOTE To disassemble the equipment, place the equipment on a work surface free from foreign material, avoiding damaging the antiglare screen, touchscreen and the knob.
6.4.2 Removing the 2.4G Wi-Fi Module (Optional, Only Available for Accutorr 7) Remove the two antennas on the front panel from the slots as shown below: Antenna Remove the antennas from the Wi-Fi module PCBA. Antenna Push the clamps aside to remove the Wi-Fi module. Clamps 6-14...
6.4.3 Removing the 5G Wi-Fi Module (Optional, Only Available for Accutorr 7) Remove the antennas on the front panel from the slots as shown below: Antenna Remove the antennas from the Wi-Fi module PCBA. Antenna 6-15...
Page 66
Remove the antennas from antenna sleeve. Antenna Antenna sleeve Push the clamps aside to remove the Wi-Fi module. Clamps Remove the Wi-Fi module. 6-16...
Wi-Fi module 6.4.4 Removing the Main Control Board Disconnect the alarm lamp cable, cable for display backlight, display cable, and the cable between the main board and keypad board respectively. Unscrew the four M3×8 screws and remove the main board, as shown below: Cable Cable Cable...
SD card 6.4.6 Removing the Touchscreen Unscrew the seven PT3×8 screws as indicated below. Remove the touchscreen assembly and then the touchscreen. Touchscreen 6.4.7 Disassembling the Display Unscrew the four M3×6 screws indicated below to remove the screen. 6-18...
6.4.8 Removing the Keypad Unplug the encoder cable and unscrew the three PT3×8 screws indicated below. Remove the keypad. 6.4.9 Removing the Encoder Pull the knob off the encoder shaft. Remove the retaining nut. Then remove the encoder. Encoder Knob shaft 6.4.10 Removing the Alarm Lamp Unscrew the four PT2×6 screws indicated below and remove the alarm lamp board and...
6.5 Disassembling the SmarTemp Module (Optional) 6.5.1 Removing the SmarTemp Module PCBA and Module Power Board PCBA Unscrew the two M3×6 screws and the two M3 screws. Remove the cover board and metal sheet. Disconnect the Temperature board cable and the cable between Temperature isolation power board and Temperature board.
6.5.2 Disassembling the Temperature On-Position Detection Board PCBA Unscrew the four M3×6 screws as indicated and remove the temperature module housing. Unscrew the four M2 screws as indicated below and remove the Temperature on-position detection board PCBA. Temperature on-position detection board PCBA NOTE ...
6.6 Disassembling the Exergen TemporalScanner Themometer Module (Optional) Unscrew three M3×6 screws, and then remove the panel. M3×6 screws Pull out the thermometer cable, unscrew two M3X6 screws, and then take out the bottom panel. M3×6 screws Connection cable 6-22...
Page 73
Unscrew four M3X6 screws, and then take out the metal bracket. M3×6 screws Unscrew three M3X6 screws, and then take out the power isolation board. 6-23...
Parts 7.1 Introduction This section contains the exploded views and parts lists of the main unit to identify the parts during disassembly of the monitor and replacing the parts. This manual is based on a fully loaded configuration. Your equipment may not contain all options and therefore may not be appear the same as the unit in this manual.
7.2.2 Parts List Item Description FRU part number Remarks 115-022922-00/ Accutorr 7 Front Housing Assembly Touch screen 115-050858-00 VS-900c Front Housing Assembly 115-057544-00 Touch screen 115-001290-00/ TR6F recorder for Accutorr 7 115-046892-00 TR6F recorder for VS-900c 115-046892-00 115-017698-00/ Rear Housing Assembly Cover assembly 115-048904-00 Screw, Pan head with washer, Phillips...
7.3.2 Parts List Item Description FRU part number Remarks ont housing Accutorr 7 Silicon water-proof strip Accutorr 7 front 115-022921-00/ Alarm lamp housing 115-050857-00 service kit Silicon water-proof strip Touchscreen position pad (8") ont housing VS-900c Silicon water-proof strip VS-900c front Alarm lamp 115-057546-00...
Item Description FRU part number Remarks eypad PCBA 051-001359-00 Encoder 801-0010-00010-00 Accutorr 7 silicon buttons 049-000607-00 Accutorr 7 Silicon buttons 049-000998-00 VS-900c Knob 043-003372-0 Accutorr 7 Knob 043-010368-00 VS-900c 7.4 Rear Housing Assembly (without CO module, CO Only Available for Accutorr 7) 7.4.1 Exploded View 7.4.2 Parts List Item...
Page 80
Item Description FRU part number Remarks 043-008878-01 AC socket assembly 115-017699-00 115-017711-00/ Without SpO 115-048908-00 115-017706-00/ Parameter connector panel assembly With Masimo SpO 115-048906-00 115-017707-00/ With Nellcor SpO 115-048907-00 Parameter connector board support 043-003168-00 Power management board 115-018262-00 With multi-IO Screw, Pan head w washer, Phillips M04-004012---...
7.5 Rear Housing Assembly (with CO module, Only Available for Accutorr 7) 7.5.1 Exploded View 7.5.2 Parts List Item Description FRU part number Remarks 115-017698-00/ Rear Housing Subassembly 115-048904-00 043-003359-01/ Battery door assembly 043-008878-00 AC socket assembly 115-017699-00 115-038391-00/ Parameter connector panel assembly Nellcor SpO 115-051242-00 115-038392-00/...
Page 82
Item Description FRU part number Remarks Power management board 115-018262-00 With multi-IO Screw, Pan head w washer, Phillips M04-004012--- M3X6 Valve assembly 115-063257-00 Pump NIBP pump Shock absorption cushion for pump 801-9261-00040-00 service kit Fixing strip M02D CO module 115-038402-00 Main bracket assembly 115-038394-00 Speaker bolster plate...
7.6 Main Bracket Assembly 7.6.1 Exploded View 7.6.2 Parts List Item No. Description FRU part number Screw, Pan head w/washer M04-004012--- Power board insulator 047-010575-00 Power board 022-000125-00 Knob, Battery latch 0380-00-0593 Nut with washer Battery spring 115-018254-00 6301 battery interface PCBA...
7.7 Power Management Board Assembly 7.7.1 Exploded View 7.7.2 Parts List Item Description FRU part number Remarks Power with multifunctional management 115-018262-00 connector board service kit Plastic hexagon nut M90-000156--- shield 047-010576-00 Plastic hexagon 099-000129-00 bolt Screw, pan head M04-051001-01 100-000106-00 Nellcor SpO board (MDU)
7.8 Parameter Connector Panel Assembly (without CO module, Only Available for Accutorr 7) 7.8.1 Exploded View 7.8.2 Parts List Item Description FRU part number Remarks Parameter panel 115-017711-00/ without NIBP fitting 115-048908-00 Parameter panel 115-017706-00/ Masimo SpO NIBP fitting 115-048906-00 Parameter panel 115-017707-00/ Nellcor SpO...
7.9 Parameter Connector Panel Assembly (with CO module, Only Available for Accutorr 7) 7.9.1 Exploded View 7.9.2 Parts List Item Description FRU part number Remarks Applicable for Nellcor or Parameter panel 043-006643-00 Masimo SpO module Hand feel spring 042-013555-00 115-010541-00/ NIBP fitting 115-046902-00 009-003243-00...
Item Description FRU part number Screw, Flat Head Phillips, M3X M04-005005--- Predictive Temp erature module PCBA 051-001435-00 redictive Temp board cable 009-003368-00 erature Cable between the Temp module and power erature 009-003239-00 management board Cable between the isolation power board and 009-003240-00 Temp board...
7.12 Exergen frame Assembly 7.12.1 Exploded View 7.12.2 Parts List Remar ks Description FRU part number Exergen frame cover Lower cover spring holder 045-003420-00 Exergen frame base 7 X 12 Base tail bed antiskid pad 7-16...
8.1.2.2 Upgrading Masimo SpO Contents of upgrade package: A power management board assembly with Masimo SpO ; and, A Masimo SpO connector panel assembly. Remove the power management board, connector panel assembly and the stopple of multifunctional connector (if there is one) as described in section 6.3 Disassembling the Main Unit.
Restart the monitor and the software for upgraded parameters are enabled. 8.2 Software Upgrade Software upgrades must be performed by Mindray, NA authorized service personnel. Call Service Dispatch 1 800 288-2121 ext: 7875. NOTE ...
Electrical Safety Inspection The following electrical safety tests are recommended as part of a comprehensive preventive maintenance program. They are a proven means of detecting abnormalities that, if undetected, could prove dangerous to either the patient or the operator. Additional tests may be required according to local regulations.
A.2 Device Enclosure and Accessories A.2.1 Visual Inspection Test Item Acceptance Criteria No physical damage to the enclosure and accessories. No physical damage to meters, switches, connectors, etc. The enclosure and No indication of exposure to fluid spills (e.g., water, coffee, accessories chemicals, etc.).
Need help?
Do you have a question about the Accutor 7 and is the answer not in the manual?
Questions and answers