Mindray BeneVision N17 User manual

BeneVision N17/BeneVision N15/
BeneVision N12
Patient Monitor
Service Manual

BeneVision N17/BeneVision N15/BeneVision N12 Patient Monitor Service Manual I
Copyright 2018 Shenzhen Mindray Bio-Medical Electronics Co., Ltd. All rights reserved.
Release time: July 2018
Revision 3.0

II BeneVision N17/BeneVision N15/BeneVision N12 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.
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.
, is the trademark, registered or otherwise, of 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.
This posting serves as notice under 35 U.S.C.§287(a) for Mindray patents: http://www.mindrayna.com/patents.
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.
NOTE
This manual describes all features and options. The equipment may not have all of them. Contact
Mindray Technical Support department for any questions.

BeneVision N17/BeneVision N15/BeneVision N12 Patient Monitor Service Manual III
Manufacturer’s Responsibility
Contents of this manual are subject to changes without prior notice.
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 five (5) years 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 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.
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.

IV BeneVision N17/BeneVision N15/BeneVision N12 Patient Monitor Service Manual
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.

BeneVision N17/BeneVision N15/BeneVision N12 Patient Monitor Service Manual V
Service
Mindray maintains a network of service representatives and factory-trained distributors. Prior to requesting service,
perform a complete operational check of the instrument to verify proper control settings. If operational problems
continue to exist, contact Mindray service.
In North America contact the Service Department at [phone], ext: 8116 for Technical Support or [phone]
for assistance in determining the nearest field service location.
Please include the instrument model number, the serial number, and a description of the problem with all requests for
service.
Any questions regarding the warranty should be directed to your local sales or service representative.
NOTE
Upon request, Mindray provides circuit diagrams, component part lists, descriptions, calibration
instructions, or other information which assist the user’s appropriately qualified technical
personnel to repair those parts of the equipment which are designated by Mindray DS USA, Inc. as
repairable.
Contact Information
Manufacturer: Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
Address: Mindray Building, Keji 12th Road South, High-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

VI BeneVision N17/BeneVision N15/BeneVision N12 Patient Monitor Service Manual
Preface
Manual Purpose
This manual provides detailed information about the assembly, disassembly, 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. Use of the manual is necessary for proper
equipment maintenance and will help to eliminate equipment damage and personal injury.
This manual is based on the maximum configuration; therefore, some contents may not apply to your monitor. If you
have any question, please contact our Customer Service Department.
Intended Audience
This manual is for biomedical engineers, authorized technicians or service representatives responsible for
troubleshooting, repairing and maintaining the patient 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 within the monitor. The passwords are listed below:
User maintenance: MIN888 (User adjustable)
Configuration mode: MIN315 (User adjustable)
It is recommended that the user should change the passwords for user maintenance and configuration mode once they
take ownership of the equipment.

BeneVision N17/BeneVision N15/BeneVision N12 Patient Monitor Service Manual 1
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.......................................................................................................................................................................................1-2
2 Operation Theory .............................................................................................................................................................. 2-1
2.1 Overview............................................................................................................................................................................................................2-1
2.2 Product System Architecture......................................................................................................................................................................2-1
2.2.1 Main Control Board ..........................................................................................................................................................................2-2
2.2.2 Internal Module Rack COM Board...............................................................................................................................................2-3
2.2.3 Power Architecture...........................................................................................................................................................................2-3
2.2.4 Independent Display Board (for the N17 Only) .....................................................................................................................2-4
2.2.5 iView Module (for the N17 Only).................................................................................................................................................2-4
2.2.6 Alarm LAMP Board ...........................................................................................................................................................................2-4
2.2.7 Power Switch Board .........................................................................................................................................................................2-4
2.3 Data Logic Flow ...............................................................................................................................................................................................2-4
3 Testing and Maintenance.................................................................................................................................................. 3-1
3.1 Introduction......................................................................................................................................................................................................3-1
3.1.1 Test Equipment..................................................................................................................................................................................3-1
3.1.2 Preventative Maintenance.............................................................................................................................................................3-1
3.1.3 Recommended Frequency............................................................................................................................................................3-2
3.1.4 Visual Inspection ...............................................................................................................................................................................3-3
3.1.5 NIBP Tests.............................................................................................................................................................................................3-4
3.1.6 Sidestream and Microstream CO2Tests ....................................................................................................................................3-6
3.1.7 AG Tests ................................................................................................................................................................................................3-8
3.2 Power On Test................................................................................................................................................................................................ 3-11
3.3 Module Performance Tests....................................................................................................................................................................... 3-11
3.3.1 ECG Tests ........................................................................................................................................................................................... 3-11
3.3.2 Resp Performance Test................................................................................................................................................................. 3-12
3.3.3 SpO2Test ........................................................................................................................................................................................... 3-12
3.3.4 NIBP Tests.......................................................................................................................................................................................... 3-13
3.3.5 Temp Test .......................................................................................................................................................................................... 3-13
3.3.6 IBP Tests............................................................................................................................................................................................. 3-13
3.3.7 C.O. Test ............................................................................................................................................................................................. 3-15
3.3.8 Mainstream CO2Tests ................................................................................................................................................................... 3-15
3.3.9 Sidestream and Microstream CO2Tests ................................................................................................................................. 3-16
3.3.10 AG Tests........................................................................................................................................................................................... 3-16
3.3.11 EEG Test........................................................................................................................................................................................... 3-16
3.3.12 BIS Test............................................................................................................................................................................................. 3-18

2 BeneVision N17/BeneVision N15/BeneVision N12 Patient Monitor Service Manual
3.3.13 CCO/SvO2 Tests ..............................................................................................................................................................................3-19
3.3.14 NMT Tests ........................................................................................................................................................................................3-19
3.4 Nurse Call Relay Performance Test .........................................................................................................................................................3-21
3.5 Analog Output Performance Test...........................................................................................................................................................3-21
3.6 Electrical Safety Tests ..................................................................................................................................................................................3-22
3.7 Recorder Check .............................................................................................................................................................................................3-23
3.8 Network Print Test ........................................................................................................................................................................................3-23
3.8.1 Device Connection and Setup...................................................................................................................................................3-23
3.9 Battery Check.................................................................................................................................................................................................3-24
3.10 Mounting Check.........................................................................................................................................................................................3-24
3.10.1 Safety check ...................................................................................................................................................................................3-24
3.10.2 Overall Test and Check of Installed System ........................................................................................................................3-24
4 Troubleshooting ................................................................................................................................................................4-1
4.1 Introduction .....................................................................................................................................................................................................4-1
4.2 Part Replacement ...........................................................................................................................................................................................4-1
4.3 Check before Powering on the Monitor................................................................................................................................................. 4-1
4.4 Software Version Check................................................................................................................................................................................4-1
4.5 Technical Alarm Check.................................................................................................................................................................................. 4-2
4.6 Troubleshooting Guide ................................................................................................................................................................................4-2
4.6.1 Power On/Off Failures.....................................................................................................................................................................4-2
4.6.2 Display Failures..................................................................................................................................................................................4-3
4.6.3 Module Rack Failures ......................................................................................................................................................................4-4
4.6.4 Alarm Failures ....................................................................................................................................................................................4-5
4.6.5 Output Interface Failures...............................................................................................................................................................4-6
4.6.6 Power Supply Failures.....................................................................................................................................................................4-7
4.6.7 Network Related Problems ...........................................................................................................................................................4-7
4.6.8 Device Integration Failures ........................................................................................................................................................... 4-8
4.6.9 Recorder Failures ..............................................................................................................................................................................4-9
5 Hardware Configuration Options .................................................................................................................................... 5-1
5.1 Overview ...........................................................................................................................................................................................................5-1
5.2 Optional Parameter Function Modules .................................................................................................................................................. 5-2
5.3 Optional Functional Assemblies ............................................................................................................................................................... 5-3
5.3.1 Installing an SMR .............................................................................................................................................................................. 5-3
5.3.2 Setting up Wireless Network Functions ................................................................................................................................... 5-3
5.3.3 Upgrading Recorder........................................................................................................................................................................5-4
5.3.4 Upgrading iView System................................................................................................................................................................ 5-4
5.3.5 Upgrading Independent Display Function ............................................................................................................................. 5-4
6 Repair and Disassembly.................................................................................................................................................... 6-1
6.1 Tools.....................................................................................................................................................................................................................6-1
6.2 Preparations for Disassembly.....................................................................................................................................................................6-1
6.3 Main Unit Disassembly ................................................................................................................................................................................. 6-2
6.3.1 Basic Disassembly.............................................................................................................................................................................6-2
6.3.2 Disconnecting the Base .................................................................................................................................................................6-3