Service Manual
112 Pages
Preview
Page 1
BeneView T1
Patient Monitor
Service Manual
Intellectual Property Statement SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD. (hereinafter called Mindray) owns the intellectual property rights to this product and this manual. This manual may refer to information protected by copyrights or patents and does not convey any license under the patent rights of 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.
,
, and
are the registered trademarks or trademarks owned by Mindray in China and
other countries.
Revision History This manual has a revision number. This revision number changes whenever the manual is updated due to software or technical specification change. Contents of this manual are subject to change without prior notice.
Version number
4.0
Release time:
July 2013
© 2011-2013 Shenzhen Mindray Bio-Medical Electronics Co., Ltd. All rights reserved.
I
Preface Manual Purpose This manual provides detailed information about the assembling, dissembling, testing and troubleshooting of the equipment to support effective troubleshooting and repair. It is not intended to be a comprehensive, in-depth explanation of the product architecture or technical implementation. Observance of the manual is a prerequisite for proper equipment maintenance and prevents equipment damage and personnel injury.
Intended Audience This manual is for biomedical engineers, authorized technicians or service representatives responsible for troubleshooting, repairing and maintaining the monitors
Passwords A password may be required to access different modes. The passwords are listed below:
User maintenance:
888888
Manage Configuration:
315666
Factory maintenance:
332888
Demo mode:
2088
II
Contents 1 Safety... 1-1 1.1 Safety Information ...1-1 1.1.1 DANGER...1-1 1.1.2 Warnings ...1-2 1.1.3 Cautions ...1-2 1.1.4 Notes ...1-2 1.2 Equipment Symbols ...1-3
2 Theory of Operation ... 2-1 2.1 Introduction ...2-1 2.2 T1 Main Unit ...2-1 2.2.1 Front View...2-1 2.2.2 Left View...2-2 2.2.3 Right View...2-3 2.2.4 Bottom View ...2-4 2.3 T1 handle...2-4 2.3.1 Left View...2-4 2.3.2 Right View...2-5 2.4 T1 Docking Station...2-5 2.4.1 Left View...2-5 2.4.2 Right View...2-6 2.4.3 Rear View...2-6 2.5 System Structure ...2-7 2.5.1 Main Unit ...2-8 2.5.2 T1 Docking Station and T1 Handle ... 2-10 2.5.3 External Parameter Modules... 2-11
3 Unpacking and Installation ... 3-1 3.1 Unpacking the Equipment...3-1 3.2 Preparation for Installation ...3-1 3.2.1 Preparation for Installation Site ...3-1 3.2.2 Electrical Requirements...3-3 3.3 Monitor Installation ...3-3 3.4 Preparation for Power On...3-3
4 Hardware and Software Upgrade ... 4-1 4.1 Hardware Upgrade ...4-1 4.1.1 Upgrade Package...4-1 4.1.2 Hardware Upgrade Method...4-2 4.2 Software Upgrade ...4-4 4.2.1 Installing Mindray Patient Monitor Software Upgrade Tool...4-5 4.2.2 Software Upgrade Procedure...4-7
1
5 Testing and Maintenance ... 5-1 5.1 Introduction... 5-1 5.1.1 Test Equipment... 5-1 5.1.2 Test Report ... 5-1 5.1.3 Preventative Maintenance ... 5-1 5.1.4 Recommended Frequency... 5-2 5.2 Preventative Maintenance Procedures ... 5-3 5.2.1 Visual Inspection... 5-3 5.2.2 NIBP Tests... 5-3 5.2.3 Sidestream and Microstream CO2 Module Tests ... 5-5 5.2.4 Preventative maintenance test report... 5-7 5.3 Power On Test... 5-8 5.4 Module Performance Tests ... 5-8 5.4.1 ECG Tests and Calibration... 5-8 5.4.2 Resp Performance Test ... 5-9 5.4.3 SpO2 Test... 5-9 5.4.4 NIBP Tests...5-10 5.4.5 Temp Test...5-10 5.4.6 IBP Tests...5-10 5.4.7 Mainstream CO2 Tests...5-12 5.4.8 Sidestream and Microstream CO2 Module Tests ...5-13 5.4.9 PiCCO Tests...5-13 5.5 Analog Output Performance Test...5-16 5.6 Electrical Safety Test...5-16 5.7 Touchscreen Calibration ...5-16 5.8 Network Print Test...5-16 5.8.1 Equipment Connection and Setup ...5-17 5.8.2 Print Function Test...5-17 5.9 Battery Check ...5-17 5.10 Factory Maintenance...5-18 5.10.1 Accessing Factory Maintenance Menu ...5-18 5.10.2 Drawing Waves ...5-18 5.10.3 Software Version...5-18 5.10.4 Monitor Information ...5-19 5.10.5 Calibrate NIBP...5-20
6 Troubleshooting ... 6-1 6.1 Introduction... 6-1 6.2 Part Replacement... 6-1 6.3 Checking Patient Monitor Status ... 6-1 6.4 Checking Software Version... 6-2 6.5 Checking Technical Alarms... 6-3 6.6 Troubleshooting Guide ... 6-3 6.6.1 Power On/Off Failure... 6-3 6.6.2 Display Failures... 6-3 6.6.3 Alarm Problems... 6-4 2
6.6.4 Button Failures ...6-4 6.6.5 T1 Docking Station and T1 Handle Failure...6-4 6.6.6 System Running Failure ...6-5 6.6.7 Storage Failure ...6-5 6.6.8 Power Supply Failures ...6-5 6.6.9 Wi-Fi Related Problems ...6-6 6.6.10 Wired Network Related Problems ...6-6 6.6.11 Software Upgrade Problems ...6-6
7 Disassembly and Repair... 7-7 7.1 Tools Required ...7-7 7.2 Preparations for Disassembly...7-7 7.3 T1 Main Unit Disassembly ...7-8 7.3.1 Removing the Battery Door and Battery...7-8 7.3.2 Disassembling the Rear Housing Assembly...7-8 7.3.3 Disassembling the Front Housing Assembly ... 7-12 7.4 Disassembly of T1 Docking Station ... 7-17 7.4.1 Disassembling the Right Housing Assembly... 7-17 7.4.2 Removing the Converter Board... 7-18 7.4.3 Disassembling the Connector Assembly ... 7-19 7.4.4 Disassembling the Top Housing Assembly ... 7-21 7.5 Disassembly of T1Handle ... 7-22 7.5.1 Removing the RACK Handle ... 7-22 7.5.2 Removing the Infrared Board ... 7-23 7.5.3 Removing the Converter Board... 7-23 7.5.4 Removing Contact Screws... 7-24
8 Parts... 8-1 8.1 Introduction ...8-1 8.2 Main Unit ...8-2 8.2.1 Exploded View ...8-2 8.2.2 Parts List ...8-2 8.3 Front Cover Assembly...8-3 8.3.1 Exploded View ...8-3 8.3.2 Parts List ...8-3 8.4 Rear Cover Assembly...8-4 8.4.1 Exploded View ...8-4 8.4.2 Parts List ...8-5 8.5 Main Frame Assembly...8-5 8.5.1 Exploded View ...8-5 8.5.2 Parts List ...8-5 8.6 Parameter Connector Assembly ...8-6 8.6.1 Exploded View ...8-6 8.6.2 Parts List ...8-7 8.7 Parameter Assembly...8-7 8.7.1 Exploded View ...8-7 3
8.7.2 Parts List... 8-8 8.8 T1 Handle ... 8-9 8.8.1 Exploded View ... 8-9 8.8.2 Parts List...8-11 8.9 T1 Docking Station ...8-12 8.9.1 Main Unit ...8-12 8.9.2 Dock Top Housing Assembly...8-13 8.9.3 Dock Right Housing Assembly ...8-14 8.9.4 Dock Connector Assembly...8-15 8.10 Other Replaceable Parts...8-16
A Electrical Safety Inspection ...A-1 A.1 Power Cord Plug...A-1 A.2 Device Enclosure and Accessories...A-1 A.3 Device Labeling...A-2 A.4 Protective Earth Resistance...A-2 A.5 Earth Leakage Test...A-3 A.6 Patient Leakage Current...A-5 A.7 Mains on Applied Part Leakage...A-6 A.8 Patient Auxiliary Current...A-8 A.9 Scheduled Electrical Safety Inspection... A-10 A.10 Electrical Safety Inspection after Repair ... A-11
4
1 Safety 1.1 Safety Information DANGER z
Indicates an imminent hazard that, if not avoided, will result in death or serious injury.
WARNING z
Indicates a potential hazard or unsafe practice that, if not avoided, could result in death or serious injury.
CAUTION z
Indicates a potential hazard or unsafe practice that, if not avoided, could result in minor personal injury or product/property damage.
NOTE z
Provides application tips or other useful information to ensure that you get the most from your product.
1.1.1 DANGER There are no dangers that refer to the product in general. Specific “Danger” statements may be given in the respective sections of this manual.
1-1
1.1.2 Warnings
WARNING z
All installation operations, expansions, changes, modifications and repairs of this product are conducted by authorized personnel.
z
Disconnect the patient monitor from external power source and remove the battery before disassembling the equipment.
z
When you disassemble/reassemble a parameter module, a patient leakage current test must be performed before it is used again for monitoring.
z
The equipment must be connected to a properly installed power outlet with protective earth contacts only. If the installation does not provide for a protective earth conductor, disconnect it from the power line and operate it on battery power, if possible.
z
Dispose of the package material, observing the applicable waste control regulations and keeping it out of children’s reach.
1.1.3 Cautions CAUTION z
Make sure that no electromagnetic radiation interferes with the performance of the equipment when preparing to carry out performance tests. Mobile phone, X-ray equipment or MRI devices are a possible source of interference as they may emit higher levels of electromagnetic radiation.
z
Before connecting the equipment to the power line, check that the voltage and frequency ratings of the power line are the same as those indicated on the equipment’s label or in this manual.
z
Protect the equipment from damage caused by drop, impact, strong vibration or other mechanical force during servicing.
1.1.4 Notes NOTE z
Refer to Operation Manual for detailed operation and other information.
1-2
1.2 Equipment Symbols Attention: Consult accompanying
ON/OFF for a part of the equipment
documents (this manual). Battery indicator
External power supply
Multifunctional connector
Input/Output
ESD warning symbol for Electrostatic sensitive devices.
Network connector
Date of manufacture
Serial number
Unlocking
Equipotentiality
VGA connector
Direction and angle of rotation
Lock; tighten
Alternating current Protected against vertically falling
MANUFACTURER
water drops per IEC 60529
Operating instructions
Type CF applied part. Defibrillator-proof protection against electric shock.
Type BF applied part. Defibrillator-proof protection against electric shock. The product bears CE mark indicating its conformity with the provisions of the Council Directive 93/42/EEC concerning medical devices and fulfils the essential requirements of Annex I of this directive. European community representative
Dispose of in accordance to your country’s requirements
NOTE z
Some symbols may not appear on your equipment.
1-3
FOR YOUR NOTES
1-4
2 Theory of Operation 2.1 Introduction The BeneView T1 is intended to be used for monitoring, displaying, reviewing, storing and transferring of multiple physiological parameters including ECG, respiration (Resp), temperature (Temp), SpO2, pulse rate (PR), non-invasive blood pressure (NIBP), invasive blood pressure (IBP), continuous cardiac output (C.O./PiCCO), and carbon dioxide (CO2) of single patient.
2.2 T1 Main Unit 2.2.1 Front View
1.
Alarm lamp The Alarm lamp flashes in different color and frequency to match the alarm level.
2.
Display Screen
3.
Ambient light sensor When [Brightness] is set to [Auto], the system automatically adjusts screen brightens according to the strength of ambient light.
4.
5.
External power supply indicator
On: when external DC power supply is connected.
Off: when external DC power supply is not connected.
Battery indicator
On: when the battery is installed and the external DC power supply is connected.
2-1
Off: when no battery is installed, or the installed battery is malfunction, or no external DC power supply is connected when the patient monitor is power off.
6.
Flash: when the patient monitor operates on battery power.
Power On/Off Switch
Pressing this switch turns the patient monitor on.
When the monitor is on, pressing and holding this switch turns the monitor off.
An indicator is built in this switch. It turns on when the patient monitor is on and turns off when the patient monitor is off. 7
Lock/unlock switch: Sliding this switch rightwards can lock/unlock the touch screen. If the equipment is connected with a secondary screen through the T1 docking station, sliding this switch rightwards can switch between displaying on the screen of the equipment and displaying on the secondary screen.
2.2.2 Left View
1.
Network Connector It is a standard RJ45 connector that connects the patient monitor to the CMS or CIS.
2.
External device connector: connects a Mindray iPM patient monitor or a USB disc.
3.
External DC power supply connector
4.
Infrared filter It is used for communication between T1 and Mindray BeneVeiw monitor.
5.
Contact
2-2
NOTE z
To ensure a good contact, clean the contacts regularly, as dust and dirt may collect on them. When cleaning the contacts, wipe them with cotton, dampened with alcohol. (using forceps is recommended)
2.2.3 Right View
1.
Connector for Temp probe 1
2.
Connector for Temp probe 2
3.
Connector for IBP cable
4.
Connector for NIBP cuff
5.
Connector for ECG cable
6.
Connector for SpO2 cable
7.
Multifunctional connector, connecting external parameter module and outputting analog out and defib synchronization signal.
8.
Speaker
2-3
2.2.4 Bottom View
1.
Latch: locks T1 when T1 is in use with a BeneView patient monitor or the monitor handle. Pressing here releases T1 so that you can take it out from the host monitor or the monitor handle.
2.
Battery door
2.3 T1 handle 2.3.1 Left View
1
2
1.
Release button: pressing this button releases the T1 handle from the T1 docking station.
2.
T1 handle multi-pin connector 1: connects the T1 handle and T1 docking station.
2-4
2.3.2 Right View
2
1
3
1.
T1 handle multi-pin connector 2: connects the T1 handle and T1.
2.
Infrared filter: used for communication between the T1 handle and external parameter module.
3.
Contact: power input connector of the external parameter module.
2.4 T1 Docking Station 2.4.1 Left View
1
2 1.
3
Symbol: indicates the direction and angle that T1 docking station can rotate when T1 docking station is fixed onto a transverse or a vertical rod.
2.
USB connector: connects USB devices, including the USB drive, mouse and keyboard.
3.
Network connector: a standard RJ45 connector that connects the patient monitor to the CMS or CIS.
2-5
2.4.2 Right View
1
3
2 1.
T1 docking station multi-pin connector: power input and communication connector of T1
2.
Connection status indicator: it is on when the T1 is properly connected to the T1 docking station.
3.
External power supply indicator: it is on when the external AC power supply is connected.
2.4.3 Rear View
1
2
3
4
5
6
1.
AC power input
2.
Equipotential grounding terminal
3.
VGA connector: connects the external display
4.
External device connector: connects T1 to the host monitor through a cable.
5.
USB connector: connects USB devices, including the USB drive, mouse and keyboard.
6.
Network connector: a standard RJ45 connector that connects the patient monitor to the CMS or CIS.
2-6
2.5 System Structure
t er
Insert
s In
In rt se
A complete solution consists of four parts: T1, T1 Docking Station, T1 Handle, and a secondary screen, wherein:
T1 is the core of the entire solution, providing functions of displaying, controling, parameter measurement and printing. It supports:
basic measurements of parameters including ECG, SpO2, Temp, NIBP, and IBP and so on.
connection with PICCO or three types of CO2 modules, providing display and storage of measurement results and alarm functions.
working as a module for BeneView T series patient monitors.
installation on T1 docking station to support patient transferring, and through connectors on the docking station, transmitting data to the docking station.
output analog signals (ECG/IBP) and Sync Defib signals.
DC power source and smart battery.
Wi-Fi communication.
T1 Docking Station can be fixed to the bedside for the docking of T1. It provides power for T1 or charging of the battery installed. It can be connected to a secondary touchscreen, mouse, keypad, USB flash memory, BeneView T series patient monitors, and netcable.
T1 Handle connects T1 to Mainstream CO2 module, Sidesteam CO2 module, Microstream CO2 module, and PiCCO module. It is portable and convenient for patient transferring in hospitals.
2-7
2.5.1 Main Unit The following figure shows the main unit architecture of T1.
Valve assembly
Parameter connector board
Pump Battery
SPO2
Multi-parameter board
Backup battery pack
Infrared board
Extended connector
Speaker DC-IN PUSB RJ45
Main board
Antenna LCD and touchscreen
Wi-Fi
Note: In this figure, the black blocks are hard wired while the others are flexible wired.
2.5.1.1 Main Board The main board is the core of control over the entire system. It also implements DC/DC conversion and power management. The main functions of the main board are:
Implementing display drive, audio drive, Wi-Fi drive, and touch screen drive;
Implementing network communication, data storage, serial port extension, button scanning, and DC/DC conversion;
Controlling power on/off, alarm indicating lamp, backlight, and fan;
Managing multi-parameter subsystem, smart battery, external parameter modules;
Detecting whether the battery is on position;
Exchanging data with the infrared communication backboard;,
Controlling the power supply to peripheral devices, such as screen backlight, digital drive of the screen, and Wi-Fi; turning off these devices individually or switching them into low power consumption mode.
2-8
2.5.1.2 Multi-parameter Board The multi-parameter board provides the following functions:
ECG and Resp measurement;
SpO2 measurement (by backboard, supporting Mindray SpO2, Masimo SpO2, and Nellcor SpO2 modules);
NIBP measurement;
2-channel TEMP measurement;
2-channel IBP measurement;
Isolating the parameter modules, except NIBP, from the earth;
Isolating ECG from other parameters;
Analog output (one channel for ECG and two channels for IBP);
Defib sync output; and,
Data exchange with the main board through the serial ports.
2.5.1.3 Parameter Connector Board The parameter connector board provides the following functions:
ECG signal isolation and transmission;
SpO2 signal transmission;
TEMP signal transmission;
IBP signal transmission;
Speaker transmission; and,
Analog output transmission.
2.5.1.4 Infrared Communication Backboard The infrared communication backboard implements infrared communication and transmits signals between the multi-parameter board and the main board.
2.5.1.5 Wi-Fi Module The Wi-Fi module supports wireless network that is compatible with 802.11 b/g standard.
2-9