Mindray BeneView T1 User manual

T1 Patient Monitor
Service Manual

T1 Service Manual I
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.
Mindray intends to maintain the contents of this manual as confidential information. Disclosure of the information in this
manual in any manner whatsoever without the written permission of Mindray is strictly forbidden. Release, amendment,
reproduction, distribution, rent, adaption and translation of this manual in any manner whatsoever without the written
permission of Mindray is strictly forbidden.
, , and are the registered trademarks or trademarks owned by Mindray in China and
other countries. All other trademarks that appear in this manual are used only for editorial purposes without the intention of
improperly using them. They are the property of their respective owners.
Contents of this manual are subject to change without prior notice.
For this manual, the issued Date is May 2017(Version 4.0).
© 2014-2017Shenzhen Mindray Bio-Medical Electronics Co., Ltd. All rights reserved.
WARNING
Federal Law (USA) restricts this device to sale by or on the order of a physician or other practitioner licensed by
U.S. state law to use or order the use of this device.Federal Law (USA) restricts this device to sale by or on the
order of a physician.
NOTE
This manual describes all features and options. The equipment may not have all of them.
Contact Mindray Technical Support department for any questions.
This posting serves as notice under 35 U.S.C.§287(a). For a listing of patents applicable to this device and its accessories,
please refer to www.mindrayna.com/patents.

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Manufacturer’s Responsibility
Contents of this manual are subject to changes without prior notice.
All information contained in this manual is believed to be correct. Mindray shall not be liable for errors contained herein nor
for incidental or consequential damages in connection with the furnishing, performance, or use of this manual.
Mindray is responsible for safety, reliability and performance of this product only on the condition that:
All installation operations, expansions, changes, modifications and repairs of this product are conducted by Mindray
authorized personnel;
The electrical installation of the relevant room complies with the applicable national and local requirements;
This product is operated under strict observance of the operator’s manual.
Warranty
Mindray warrants that components within its products will be free from defects in workmanship and materials for a period of
One (1) Year from the date of purchase except that disposable or one-time use products are warranted to be free from
defects in workmanship and materials up to a date One (1) Year from the date of purchase or the date of first use, whichever
is sooner.
This warranty does not cover consumable items such as, but not limited to, batteries, external cables, and sensors.
Mindray shall not be liable for any incidental, special, or consequential loss, damage, or expense directly or indirectly arising
from the use of its products. Liability under this warranty and the buyer’s exclusive remedy under this warranty is limited to
servicing or replacing the affected products, at Mindray’s option, at the factory or at an authorized distributor, for any
product which shall under normal use and service appear to Mindray to have been defective in material or workmanship.
Recommended preventative maintenance, as prescribed in the service manual, is the responsibility of the user and is not
covered by this warranty.
No agent, employee, or representative of Mindray has any authority to bind Mindray to any affirmation, representation, or
warranty concerning its products, and any affirmation, representation or warranty made by any agent, employee, or
representative shall not be enforceable by buyer or user.
THIS WARRANTY IS EXPRESSLY IN LIEU OF, AND MINDRAY EXPRESSLY DISCLAIMS, ANY OTHER EXPRESS OR IMPLIED
WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, NON-INFRINGEMENT, OR FITNESS FOR A
PARTICULAR PURPOSE, AND OF ANY OTHER OBLIGATION ON THE PART OF MINDRAY.
Damage to any product or parts through misuse, neglect, accident, or by affixing any non-standard accessory attachments,
or by any customer modification voids this warranty. Mindray makes no warranty whatsoever in regard to trade accessories,
such being subject to the warranty of their respective manufacturers.

T1 Service Manual III
A condition of this warranty is that the equipment or accessories which are claimed to be defective be returned when
authorized, freight prepaid to Mindray DS USA, Inc., 800 MacArthur Blvd, Mahwah, NJ 07430 or its authorized representative.
Mindray shall not have any responsibility in the event of loss or damage in transit.
Exemptions
Mindray's obligation or liability under this warranty does not include any transportation or other charges or liability for direct,
indirect or consequential damages or delay resulting from the improper use or application of the product or the use of parts
or accessories not approved by Mindray or repairs by people other than Mindray authorized personnel.
This warranty does not extend to:
Malfunction or damage caused by improper use or man-made failure.
Malfunction or damage caused by unstable or out-of-range power input.
Malfunction or damage caused by force majeure events, such as (i) flood, fire and earthquake or other similar elements
of nature or acts of God; (ii) riots, war, civil disorders, rebellions, or revolutions in any country; or (iii) any other cause
beyond the reasonable control of Mindray.
Malfunction or damage caused by improper operation or repair by unqualified or unauthorized service people.
Malfunction of the instrument or part whose serial number is not legible.
Others not caused by instrument or part itself.
Return Policy
In the event that it becomes necessary to return a unit to Mindray, follow the instructions below.
1. Obtain a return authorization.
Contact the Mindray Service Department and obtain a Mindray Customer Service Authorization Number. The Mindray
Customer Service Authorization Number must appear on the outside of the shipping container. Return shipments will not be
accepted if the Mindray Customer Service Authorization Number is not clearly visible. Please provide the model number,
serial number, and a brief description of the reason for return.
2. Freight policy
The customer is responsible for freight charges when this product is shipped to Mindray for service (including any relevant
customs fees or other freight related charges).
3. Return address
Please send the part(s) or equipment to the address offered by Customer Service Department.

IV T1ServiceManual
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
Tel: [phone]
Fax: [phone]
Website: www.mindray.com
Distributor: Mindray DS USA, Inc.
Address: 800 MacArthur Boulevard, Mahwah, New Jersey 07430 USA
Tel: [phone]
Website: www.mindray.com

T1 Service Manual V
Preface
Manual Purpose
This manual provides detailed information about the assembly, disassembly, and testing 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. Use of the manual is a necessary for proper equipment maintenance and will help
eliminate 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
Contact your local Mindray Service Organization for information on product courses which address service and support for
this product.
Passwords
A password may be required to access different modes. The passwords are listed below:
User maintenance: 888888
Configuration mode: 315666
It is recommended that the user should change the passwords for user maintenance and configuration mode once they take
ownership of the equipment.

VI T1ServiceManual
FOR YOUR NOTES

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Contents
1 Safety ................................................................................................................................................................................. 1-1
1.1 Safety Information..........................................................................................................................................................................................1-1
1.1.1 Warnings .............................................................................................................................................................................................. 1-2
1.1.2 Cautions ............................................................................................................................................................................................... 1-2
1.1.3 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 and Checking ............................................................................................................................................................................3-1
3.2 Preparation for Installation.......................................................................................................................................................................... 3-2
3.2.1 Preparation for Installation Site ...................................................................................................................................................3-2
3.2.2 Electrical Requirements..................................................................................................................................................................3-3
3.2.3 Wireless Network Specification....................................................................................................................................................3-4
3.2.4 Network Setup Overview...............................................................................................................................................................3-5
3.2.5 Setting the Network Type ..............................................................................................................................................................3-5
3.2.6 Setting the Wireless Network .......................................................................................................................................................3-5
3.2.7 Setting the WLAN Band and Channels......................................................................................................................................3-6
3.2.8 Certificates Maintenance ............................................................................................................................................................... 3-7
3.2.9 Setting the Network Service Quality Level.............................................................................................................................. 3-7
3.2.10 Setting the Multicast Parameters .............................................................................................................................................3-8

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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
5 Testing and Maintenance.................................................................................................................................................. 5-1
5.1 Introduction ..................................................................................................................................................................................................... 5-1
5.2 Preventative Maintenance .......................................................................................................................................................................... 5-1
5.2.1 Preventative Maintenance Frequency...................................................................................................................................... 5-1
5.2.2 CO2Leakage Test............................................................................................................................................................................... 5-2
5.2.3 CO2Accuracy Test ............................................................................................................................................................................. 5-2
5.2.4 CO2Calibration .................................................................................................................................................................................. 5-3
5.3 Performance Tests .......................................................................................................................................................................................... 5-4
5.3.1 Performance Test Frequencies..................................................................................................................................................... 5-4
5.3.2 Visual Inspection............................................................................................................................................................................... 5-4
5.3.3 ECG Tests.............................................................................................................................................................................................. 5-5
5.3.4 Resp Performance Test ................................................................................................................................................................... 5-5
5.3.5 SpO2Test.............................................................................................................................................................................................. 5-6
5.3.6 NIBP Tests............................................................................................................................................................................................. 5-6
5.3.7 Temp Test............................................................................................................................................................................................. 5-9
5.3.8 IBP Performance Test....................................................................................................................................................................... 5-9
5.3.9 CO2Tests .............................................................................................................................................................................................. 5-9
5.3.10 Analog Output Performance Test...........................................................................................................................................5-10
5.4 Electrical Safety and Other Tests.............................................................................................................................................................5-10
5.4.1 Electrical Safety and Other Test Frequencies........................................................................................................................5-10
5.4.2 Electrical Safety Test ......................................................................................................................................................................5-10
5.4.3 Power On Test ..................................................................................................................................................................................5-10
5.4.4 Touchscreen Calibration...............................................................................................................................................................5-11
5.4.5 Battery Check...................................................................................................................................................................................5-11
5.4.6 Network Print Test ..........................................................................................................................................................................5-12
5.4.7 Print Function Test..........................................................................................................................................................................5-13
5.5 Factory Maintenance...................................................................................................................................................................................5-13
5.5.1 Accessing Factory Maintenance Menu...................................................................................................................................5-13
5.5.2 Drawing Waves................................................................................................................................................................................5-13
5.5.3 Checking Software Version .........................................................................................................................................................5-13
5.5.4 Checking Monitor Information..................................................................................................................................................5-13
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......................................................................................................................................................................... 6-1

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6.5 Checking Technical Alarms.......................................................................................................................................................................... 6-2
6.6 Troubleshooting Guide.................................................................................................................................................................................6-2
6.6.1 Power On/Off Failure ....................................................................................................................................................................... 6-2
6.6.2 Display Failures .................................................................................................................................................................................. 6-3
6.6.3 Alarm Problems................................................................................................................................................................................. 6-3
6.6.4 Button Failures ................................................................................................................................................................................... 6-3
6.6.5 T1 Docking Station and T1 Handle Failure...............................................................................................................................6-4
6.6.6 System Running Failure.................................................................................................................................................................. 6-4
6.6.7 Input/output Interface Failure .....................................................................................................................................................6-5
6.6.8 Storage Failure ...................................................................................................................................................................................6-5
6.6.9 Power Supply Failures ..................................................................................................................................................................... 6-5
6.6.10 Wi-Fi Related Problems................................................................................................................................................................. 6-6
6.6.11 Wired Network Related Problems ............................................................................................................................................6-8
6.6.12 Software Upgrade Problems......................................................................................................................................................6-8
7 Disassembly and Repair.................................................................................................................................................... 7-1
7.1 Tools Required.................................................................................................................................................................................................. 7-1
7.2 Preparations for Disassembling................................................................................................................................................................. 7-1
7.3 Disassembling T1 Main Unit .......................................................................................................................................................................7-2
7.3.1 Removing the Battery Door and Battery..................................................................................................................................7-2
7.3.2 Disassembling the Rear Housing Assembly............................................................................................................................7-2
7.3.3 Disassembling the Front Housing Assembly.......................................................................................................................... 7-6
7.4 Disassembling the T1 Docking Station.................................................................................................................................................7-12
7.4.1 Disassembling the Right Housing Assembly........................................................................................................................7-13
7.4.2 Removing the Converter Board.................................................................................................................................................7-14
7.4.3 Disassembling the Connector Assembly ...............................................................................................................................7-15
7.4.4 Disassembling the Top Housing Assembly ...........................................................................................................................7-16
7.5 Disassembling the T1Handle....................................................................................................................................................................7-17
7.5.1 Removing the Handle ...................................................................................................................................................................7-17
7.5.2 Removing the Infrared Board.....................................................................................................................................................7-18
7.5.3 Removing the Converter Board.................................................................................................................................................7-19
7.5.4 Removing Contact Screws...........................................................................................................................................................7-20
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 (115-022667-00) .................................................................................................................................................8-3
8.3.1 Exploded View ................................................................................................................................................................................... 8-3
8.3.2 Parts List ...............................................................................................................................................................................................8-4
8.4 Rear Cover Assembly.....................................................................................................................................................................................8-5
8.4.1 Exploded View ................................................................................................................................................................................... 8-5

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8.4.2 Parts List............................................................................................................................................................................................... 8-5
8.5 Main Frame Assembly................................................................................................................................................................................... 8-6
8.5.1 Exploded View ................................................................................................................................................................................... 8-6
8.5.2 Parts List............................................................................................................................................................................................... 8-6
8.6 Parameter Connector Assembly ............................................................................................................................................................... 8-7
8.6.1 Exploded View ................................................................................................................................................................................... 8-7
8.6.2 Parts List............................................................................................................................................................................................... 8-7
8.7 Parameter Assembly...................................................................................................................................................................................... 8-8
8.7.1 Exploded View ................................................................................................................................................................................... 8-8
8.7.2 Parts List............................................................................................................................................................................................... 8-9
8.8 T1 Handle (115-028440-00)......................................................................................................................................................................... 8-9
8.8.1 Exploded View ................................................................................................................................................................................... 8-9
8.8.2 Parts List.............................................................................................................................................................................................8-11
8.9 T1 Docking Station (115-028323-00/115-023300-00).....................................................................................................................8-12
8.9.1 Main Unit ...........................................................................................................................................................................................8-12
8.9.2 Dock Top Housing Assembly (115-028363-00)....................................................................................................................8-14
8.9.3 Dock Right Housing Assembly (115-028364-00) ................................................................................................................8-15
8.9.4 Dock Connector Assembly (115-020747-00/115-018067-00)........................................................................................8-16
8.10 Other Replaceable Parts..........................................................................................................................................................................8-17
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 Scheduled Electrical Safety Inspection..................................................................................................................................................A-2
A.5 Electrical Safety Inspection after Repair................................................................................................................................................A-2
A.6 ELECTRICAL SAFETY INSPECTION TEST..................................................................................................................................................A-3

T1ServiceManual 1-1
1Safety
1.1 Safety Information
WARNING
Indicates a potential hazard or unsafe practice that, if not avoided, could result in death or serious injury.
CAUTION
Indicates a potential hazard or unsafe practice that, if not avoided, could result in minor personal injury or
product/property damage.
NOTE
Provides application tips or other useful information.

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1.1.1 Warnings
WARNING
All installation operations, expansions, changes, modifications and repairs of this product are conducted by
authorized personnel.
Disconnect the patient monitor from external power source and remove the battery before disassembling the
equipment.
When you disassemble/reassemble a parameter module, a patient leakage current test must be performed
before it is used again for monitoring.
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.
Dispose of the package material, observing the applicable waste control regulations and keeping it out of
children’s reach.
1.1.2 Cautions
CAUTION
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.
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.
Protect the equipment from damage caused by drop, impact, strong vibration or other mechanical force during
servicing.
1.1.3 Notes
NOTE
Refer to Operation Manual for detailed operation and other information.
1.2 Equipment Symbols
See the T1 Operator’s Manual for information about the symbols used on this product and its packaging.

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2Theory of Operation
2.1 Introduction
The 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), and carbon dioxide (CO2) of the patient.
2.2 T1 Main Unit
2.2.1 Front View
1. Alarm lamp
The Alarm lamp flashes in a different color and frequency corresponding to the alarm level.
2. Display Screen
3. Ambient light sensor
When [Brightness] is set to [Auto], the system automatically adjusts screen brightness according to the strength of
ambient light.
4. External power supply indicator
On: when external DC power supply is connected.
Off: when external DC power supply is not connected.

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5. Battery indicator
On: when the battery is installed and the external DC power supply is connected.
Off: when no battery is installed, or the installed battery is malfunctioning, or no external DC power supply is
connected when the patient monitor is power off.
Flash: when the patient monitor is operating on battery power.
6. Power On/Off Switch
When the monitor is off, 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 into this switch. It turns on when the patient monitor is on and turns off when the patient monitor is
off.
7. Lock/unlock switch:
When the T1 is not connected with the external display, sliding this switch to the right locks/unlocks the touch
screen.
When the T1 is connected to the external display, sliding this switch to the right switches screen display between
T1 and the external display.
2.2.2 Left View
1. External DC power supply connector
2. Main unit multi-pin connector: Connects T1 to the T1 handle or the T1 Docking Station.
3. Infrared filter: used for communication between the T1 and host monitor.
4. Contacts: connect power to the T1 from the T1 docking station or the host monitor.

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NOTE
To ensure proper operation, clean the infrared filter and contacts regularly. When cleaning the contacts, wipe
them with cotton, dampened with alcohol.
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 SpO2cable
7. Multifunctional connector: outputs analog and defibrillation synchronization signals.
8. Speaker

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2.2.4 Bottom View
1. Latch: locks T1 when T1 is in use with a Passport 12m or17m patient monitor, T1 docking station, or T1 handle. Pressing
here releases T1 so that you can take it out from the host monitor, T1 docking station, or T1 handle.
2. Battery door
2.3 T1 handle
2.3.1 Left View
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.
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2

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2.3.2 Right View
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. 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.
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2.4.2 Right View
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. 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 the T1 docking station cable (P/N 009-003591-00 (1
meter) or P/N 009-003592-00 (4 meters)).
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.
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