Service Manual
253 Pages
Preview
Page 1
DC-3 Series
Diagnostic Ultrasound System
Service Manual
Contents Intellectual Property Statement ... I Responsibility on the Manufacturer Party... I Warranty ... II Return Policy ... III
1
System Introduction... 1-1 1.1
2
System Structure... 2-1 2.1
Appearance of the System ... 2-1
2.2
LCD Monitor ... 2-3
2.2.1
Contrast& Brightness Control Key of the Monitor ... 2-4
2.2.2
Up/down Deflector Rod of Monitor... 2-4
2.2.3
Up/down Lock of Upper Support Arm ... 2-6
2.2.4
Tuning Screw of Air Spring on Support Arm ... 2-6
2.3
3
Intended Use ... 1-1
Turning and Lifting the Keyboard ... 2-7
2.3.1
Turning ... 2-7
2.3.2
Lifting... 2-8
2.4
I/O Panel... 2-9
2.5
Power Supply Panel ... 2-10
2.6
ECG Panel... 2-11
2.7
Control Panel ... 2-12
System Principle ... 3-1 3.1
System Principle ... 3-1
3.2
Working Principles of Each Module in the Hardware System ... 3-3
3.2.1
Master Board ... 3-3
3.2.2
Ultrasound Receiving ... 3-4
3.2.3
Signal Processing ... 3-4
3.2.4
Power Management ... 3-4
3.2.5
System Monitoring ... 3-5
3.2.6
Video Processing ... 3-5
3.2.7
Sockets on Master Board... 3-6
3.2.8
Testing Points on the Master Board ... 3-9
3.3
Transmitting Board ... 3-12
i
3.4
Probe Board/4D Probe Board Module... 3-13
3.4.1
Principle of Probe Board/4D Probe Board Module ... 3-13
3.4.2
Definition of Sockets ... 3-16
3.5
I/O Connecting Board ... 3-20
3.5.1 3.6
Definition of Sockets on I/O Connection Board ... 3-21 IO Front Board ... 3-22
3.6.1
USB ... 3-22
3.6.2
Sockets Definition of IO Front Board ... 3-23
3.7
IO Port Board... 3-25
3.7.1
Functional Modules ... 3-25
3.7.2
Sockets Definition of I/O Port Board ... 3-27
3.7.3
Introduction of Testing Points on IO Port Board... 3-31
3.8
IO Rear Panel ... 3-31
3.8.1 3.9
Sockets Definition of IO Rear Panel ... 3-31 CW Board ... 3-32
3.9.1
Functional Modules Introduction ... 3-33
3.9.2
Sockets Definition ... 3-36
3.9.3
Layout of CW Board ... 3-37
3.10 Control Panel ... 3-38 3.10.1
The Buckled Board on the Control Panel ... 3-38
3.10.2
Control Panel ... 3-39
3.11 ECG Module (optional) ... 3-42 3.11.1
Principle and Functions ... 3-42
3.11.2
Outlet Definition ... 3-42
3.11.3
Plug-in Diagram and Components... 3-44
3.12 4D Power Supply Board ... 3-46 3.12.1
Principle of 4D Power Supply Board... 3-46
3.12.2
Interface Definition of 4D Power Board ... 3-46
3.13 4D &TEE Drive Board ... 3-47 3.13.1
Basic Principle of 4D &TEE Drive Board ... 3-47
3.13.2
Interface Definition of 4D &TEE Drive Board ... 3-47
3.14 4D Converting Board ... 3-49 3.14.1
Principle Block Diagram & Principle Description ... 3-49
3.14.2
Socket Definition ... 3-50
3.15 USB-to-IDE Port Board ... 3-51
3.15.1
Socket Definition ... 3-52
3.16 Power Supply System ... 3-53 3.16.1
Basic Functions of Power Supply System ... 3-53
3.16.2
Basic Principle of Power Supply System ... 3-53
3.17 System Power Supply Distribution ... 3-57 3.18 LCD ... 3-58
4
3.18.1
Inverter ... 3-58
3.18.2
AD Controller Board ... 3-61
System Structure and Assembly / Disassembly ... 4-1 4.1
Overall Exploded View ... 4-1
4.2
Exploded View of Each Module ... 4-3
4.2.1
Exploded View of LCD Display and Support Arm ... 4-3
4.2.2
Exploded View of Monitor Components-install Board... 4-4
4.2.3
Exploded View of Main Unit Box Module ... 4-5
4.2.4
Exploded View of Probe Board Module ... 4-7
4.3
Overall Disassemble and Parts Replace ... 4-7
4.3.1
Disassemble the Monitor Module ... 4-7
4.3.2
Disassemble the Bottom Lights of the Monitor ... 4-9
4.3.3
Replace the Speaker on the Monitor ... 4-10
4.3.4
Replace the OSD Board of Monitor ... 4-11
4.3.5
Replace the Bottom Light Board of the Monitor... 4-11
4.3.6
Replace the Power Supply Inverter Board of the LCD ... 4-12
4.3.7
Replace the LCD Screen and LCD Control Board ... 4-14
4.3.8
Replace the Spring Damping Parts of Support Arm ... 4-16
4.3.9
Disassemble the Support Arm ... 4-20
4.3.10
Disassemble the Control Panel ... 4-21
4.3.11
Replace the Encoder Connecting Board ... 4-22
4.3.12
Replace the Trackball ... 4-23
4.3.13
Disassemble the Control Panel Buckled Board ... 4-24
4.3.14
Replace the Control Panel ... 4-24
4.3.15
Disassemble the Casting Aluminium Base Cover ... 4-26
4.3.16
Disassemble the Up/ Down Handle ... 4-27
4.3.17
Disassemble the Turning Handle Module ... 4-27
4.3.18
Disassemble the Turning Block Cover ... 4-27
4.3.19
Disassemble the Frontal Cover of the Main Unit ... 4-28
4.3.20
Disassemble the Rear Cover of the Main Unit ... 4-29
4.3.21
Disassemble the IO Module... 4-30
4.3.22
Disassemble the Power Supply Input Module ... 4-30
4.3.23
Disassemble the DVD-R/W Module... 4-31
4.3.24
Disassemble the DVD and USB-to-SATA Port Board ... 4-32
4.3.25
Disassemble the Power Supply Adapter... 4-33
4.3.26
Disassemble the IO Frontal Board and ECG Board ... 4-34
4.3.27
Disassemble the Probe Board ... 4-35
4.3.28
Replace the Air Spring ... 4-38
4.3.29
Disassemble the Isolating Transformer ... 4-41
4.3.30
Replace the HDD ... 4-42
4.3.31
Disassemble the Main Unit Box Module ... 4-43
4.3.32
Replace the IO Port Board... 4-45
4.3.33
Replace the IO Connecting Board ... 4-47
4.3.34
Disassemble the Transducer Connecting Board ... 4-48
4.3.35
Replace the Power Supply Main Board and Auxiliary Board ... 4-49
4.3.36
Replace the Transmitting Board ... 4-51
4.3.37
Replace the CW Board ... 4-52
4.3.38
Replace the CPU Board ... 4-53
4.3.39
Replace the Master Board ... 4-55
4.3.40
Replace the Air Inlet Fan ... 4-56
4.3.41
Disassemble 4D&TEE Drive Board ... 4-57
4.3.42
Disassemble 4D&TEE Connecting Board ... 4-58
4.3.43
Disassemble 4D&TEE Power Board ... 4-58
4.3.44
Disassemble 4D Probe Board ... 4-60
4.3.45
Disassemble the Dust Net ... 4-60
4.3.46
Replace the Caster ... 4-61
4.4 4.4.1
5
Installation of W/B Video Printer ... 4-62
Maintenance Requirements ... 5-1 5.1
Tools Used in Maintenance ... 5-1
5.1.1
Tools, Measurement Devices, Consumables ... 5-1
5.1.2
Standard Configuration of Tools and Consumables ... 5-2
5.2
6
Installation of Peripherals ... 4-62
Maintenance Personnel ... 5-3
Checking ... 6-1
6.1 6.1.1
Checking Plan ... 6-1
6.1.2
Confirmation before Checking ... 6-1
6.2
Flow of Functionality Checking ... 6-2
6.2.2
Details of Functionality Check ... 6-3 Safety Checking ... 6-4
6.3.1
Electrical Safety Checking ... 6-4
6.3.2
Mechanical Safety Checking ... 6-4
6.4
Image Checking... 6-7
6.4.1
Checking the B/W Image Phantom Data and Image Recording ... 6-7
6.4.2
Checking Phantom Data ... 6-7
6.4.3
Final Operation Checking and Image Archiving ... 6-8
6.4.4
Color flow image check ... 6-8
System Maintenance ... 7-1 7.1
System Cleaning ... 7-1
7.1.1
Cleaning Flow ... 7-1
7.1.2
Details for Cleaning... 7-2
7.2
Software Maintenance ... 7-4
7.2.1
Confirming the System Starting ... 7-4
7.2.2
Preset ... 7-5
7.2.3
Viewing System Information ... 7-5
7.2.4
Preset Data Management ... 7-6
7.2.5
Maintenance Status ... 7-8
7.2.6
Software Upgrading ... 7-8
7.2.7
Enter Windows ... 7-12
7.2.8
Enter 4D Mode ... 7-12
7.2.9
Model ConFigureuration ... 7-13
7.2.10
Install the Software of Optional Devices ... 7-14
7.3
8
Checking Functionality ... 6-2
6.2.1
6.3
7
System Status Checking ... 6-1
System Self-diagnosis ... 7-15
7.3.1
Self-diagnosis Interface ... 7-15
7.3.2
Description of Testing Items ... 7-16
7.3.3
Details of the Testing Items ... 7-18
Troubleshooting ... 8-1 8.1
Malfunction ... 8-1
8.1.1
Examine and Repair Flow of Blank Screen ... 8-1
8.1.2
Examine and Repair Flow When No Image Displayed in the Image Area ... 8-2
8.1.3
Examine and Repair Flow When Black Area Exists in the Image ... 8-3
8.1.4
Abnormal Image in the Image Area ... 8-3
8.1.5
CW Image Abnormity ... 8-4
8.1.6
Examine and Repair Flow When the System Can’t Start-up ... 8-4
8.2
Modules and Boards Malfunction ... 8-5
8.2.1
LCD Display ... 8-5
8.2.2
General Malfunctions of the Control Panel Unit ... 8-7
8.2.3
General Malfunctions of the Probe Board ... 8-8
8.2.4
General Malfunctions of CW Doppler Board ... 8-9
8.2.5
General Malfunctions of USB-to-IDE Port Board... 8-11
8.2.6
PC System Related Malfunctions ... 8-12
8.2.7
Power Supply Malfunction ... 8-13
8.3
Software Troubleshooting ... 8-19
8.3.1
Troubleshooting in the Case of HDD Damaged ... 8-19
8.3.2
XP Operation System Troubleshooting... 8-20
8.3.3
Ultrasound Software System Troubleshooting ... 8-21
8.3.4
Patient Databank Troubleshooting... 8-22
Appendix ADefinition of Commonly Used Sockets and Functions in System Maintenance A-1 Appendix B ... Electrical Safety Inspection
B-1
©2008-2013 Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
All rights Reserved.
For this Operator’s Manual, the issue date is 2013-06.
Intellectual Property Statement SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD. (hereinafter called Mindray) owns the intellectual property rights to this Mindray product and this manual. This manual may refer to information protected by copyright or patents and does not convey any license under the patent rights or copyright of Mindray, or of others. 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, rental, adaptation, translation or any other derivative work of this manual in any manner whatsoever without the written permission of Mindray is strictly forbidden. ,
,
,
,
,
BeneView,
WATO, BeneHeart, are the trademarks, registered or otherwise, of Mindray in China and other countries. All other trademarks that appear in this manual are used only for informational or editorial purposes. They are the property of their respective owners.
Responsibility on the Manufacturer Party Contents of this manual are subject to change without prior notice. All information contained in this manual is believed to be correct. Mindray shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of this manual. Mindray is responsible for the effects on safety, reliability and performance of this product, only if: z
all installation operations, expansions, changes, modifications and repairs of this product are conducted by Mindray authorized personnel;
z
the electrical installation of the relevant room complies with the applicable national and local requirements; and
z
the product is used in accordance with the instructions for use.
Upon request, Mindray may provide, with compensation, necessary circuit diagrams, calibration illustration list and other information to help qualified technician to maintain and repair some parts, which Mindray may define as user serviceable.
I
Note This equipment is not intended for family usage. This equipment must be operated by skilled/trained medical professionals.
Warning It is important for the hospital or organization that employs this equipment to carry out a reasonable service/maintenance plan. Neglect of this may result in machine breakdown or injury of human health.
Warranty THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE.
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 shall not extend to: z
Any Mindray product which has been subjected to misuse, negligence or accident;
z
Any Mindray product from which Mindray's original serial number tag or product identification markings have been altered or removed;
z
Any product of any other manufacturer.
Safety, Reliability and Performance Mindray is not responsible for the effects on safety, reliability and performance of the product if: z
Assembly operations, extensions, re-adjusts, modifications or repairs are carried out by persons other than those authorized by Mindray.
z
Personnel unauthorized by Mindray repairs or modifies the instrument.
II
Return Policy Return Procedure In the event that it becomes necessary to return this product or part of this product to Mindray, the following procedure should be followed: 1.
Obtain return authorization: Contact the Mindray Service Department and obtain a Customer Service Authorization (Mindray) number. The Mindray number must appear on the outside of the shipping container. Returned shipments will not be accepted if the Mindray 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 (this includes customs charges).
3.
Return address: Please send the part(s) or equipment to the address offered by Customer Service department
Company Contact Manufacturer: Address:
Shenzhen Mindray Bio-Medical Electronics Co., Ltd. Mindray Building, Keji 12th Road South, Hi-tech Industrial Park, Nanshan, ShenZhen 518057, P. R. China
Tel:
+86 755 26582479 26582888
Fax:
+86 755 26582934 26582500
EC-Representative: Address:
Shanghai International Holding Corp. GmbH(Europe) Eiffestraβe 80, Hamburg 20537, Germany
Tel:
0049-40-2513175
Fax:
0049-40-255726
III
Safety Precautions 1.
Meaning of Signal Words
In this operator’s manual, DANGER, WARNING, CAUTION and CAUTION are signal words used to indicate safety and other important instructions. The signal words and their meanings are defined as follows. Please understand their meanings clearly before reading this manual. Signal Word
Meaning
DANGER
Indicates death or serious injury may occur imminently in this hazardous situation if not avoided.
WARNING
Indicates death or serious injury may occur potentially in this hazardous situation if not avoided.
CAUTION
Indicates minor or moderate injury may occur potentially in this hazardous situation if not avoided.
CAUTION
2.
Indicates property damage may occur potentially in this hazardous situation if not avoided.
Meaning of Safety Symbols Symbol
Description Type-BF applied part. The ultrasound transducers connected to this system are Type-BF applied parts. The ECG module connected to this system is also a Type-BF applied part. “Attention” indicates the points requiring attention. Be sure to read the operation manual concerning these points before using the equipment.
IV
3.
Safety Precautions
Please read the following precautions carefully to ensure the safety of the patient and the operator when using the system.
DANGER:
Do not operate this system in an atmosphere containing flammable or explosive gases such as anesthetic gases, oxygen, and hydrogen because an explosion may occur.
WARNING:
1
Do connect the power plug of this system and power plugs of the peripherals to wall receptacles that meet the ratings indicated on the rating nameplate. Using an adapter or multifunctional receptacle may affect the system’s grounding performance, and cause the leakage current to exceed safety requirements. Besides, do connect the video printer to the auxiliary power supply socket of this system, and use the printing cable provided with this system to connect the printer. Otherwise, it may cause electric shock.
2
Connect the grounding conductor only before turning ON the system. Connect the grounding cable after turning OFF the system. Otherwise, electric shock may result.
3
For the connection of power and grounding, follow the appropriate procedures described in this operator’s manual. Otherwise, there is risk of electric shock. Do not connect the grounding cable to a gas pipe or water pipe; otherwise improper grounding may result or a gas explosion may occur.
4
Before cleaning the system, disconnect the power cord from the socket. System failure may result in electric shock.
5
This system is not water-proof. Do not use this system in any place where water leakage may occur. If any water is sprayed on or into the system, electric shock may result. If water is accidentally sprayed on or into the system, please turn off the system power immediately and contact Mindray Customer Service Department or sales representative.
6
Store and use the transducers carefully. In case that a scratched transducer surface is found, immediately stop using the transducer and contact Mindray Customer Service Department or sales representative. There is risk of electric shock if using a damaged or scratched transducer.
7
Do not allow the patient to contact the live parts of the ultrasound system or other devices, e.g. signal I /O ports. If the system or other devices is defective, there is risk of electric shock.
V
CAUTION:
8
Do not use an aftermarket transducer other than those specified by Mindray. The transducers may damage the system, causing a profound failure, e.g. a fire in the worst case.
9
Do not subject the transducers to knocks or drops. Use of a defective transducer may cause an electric shock.
10
Do not open the covers and front panel of the system. Otherwise, short circuit or electric shock may result.
11
Do not use this system simultaneously with equipments such as an electrical knife, high-frequency therapy equipment, or a defibrillator, etc., otherwise, electric shock may result.
12
Only use the ECG leads accompany with the ECG module; otherwise electric shock may result.
13
Attentions in the transportation: when this system is moved, please hold the handle. If other parts of the system are held, it may cause damage due to the abnormal force. Do not push the system from the left/right side, otherwise, it may be toppled over.
14
Accessory equipments connected to the analog and digital ports must comply with the relevant IEC standards (e.g., IEC 60950 information technology equipment safety standard and IEC 60601-1 medical equipment standard). Furthermore, all conFigureurations must comply with the standard IEC60601-1-1. It is the responsibility of the person, who connects additional equipments to the signal input or output ports and configures a medical system, to verify if the system complies with the requirements of IEC60601-1-1. If you have any questions regarding these requirements, consult your sales representative.
15
Prolonged and repeated use of keyboards may result nerve disorders in hand or arm for some individuals. Observe the local safety or health regulations concerning the use of keyboards.
1
Precautions concerning clinical examination techniques: (1) This system must be used only by qualified medical professionals. (2) This operator’s manual does not describe clinical examination techniques. The clinician should select the proper examination techniques based on specialized training and clinical experience.
VI
2
Malfunctions due to radio wave: (1) Using devices transmitting RF signals in the vicinity of the system may affect the system’s performance. Do not use or take any devices transmitting RF signals (such as cellular phones, transceivers and radio controlled products) in the room placing the system. (2) If a person brings a device that generates radio waves near the system, ask him / her to immediately turn OFF the device.
3
Precautions concerning moving the system: (1) Make sure the system is installed on a plane with the caster been locked, otherwise, movement of the system may result in damage. (2) Do not move the system laterally, which may result in damage in case of toppling. (3) Move the system slowly on the slope by two people, otherwise, damage may result in case of unexpected sliding. (4) Do not sit on the system, which may result individual falling in case of system moving. (5) Object placed on the monitor may fall and injure an individual. (6) Fasten and fully secure any peripheral device before moving the system. A loose peripheral device may fall and injure an individual. (7) When move the system on the steps, please take care to prevent the system from toppling.
4
Do not expose the system to excessive vibration during the transportation. Mechanical damage may result (such as damage to the caster). If the system has to be moved on uneven floor frequently, please contact Mindray Customer Service Department or sales representative.
5
Do not connect this system to outlets with the same breakers and fuses that control the current of devices such as life-support systems. If malfunctions or over-current appear on this system, or when there is an instantaneous current at power ON, the breakers and fuses of the building’s supply circuit may be tripped.
VII
6
Always keep the system dry. Avoid transporting this system suddenly from a cold place to a warm place; otherwise condensation or water droplets may form, which may result short circuit.
7
If the circuit protector is tripped on, it indicates that malfunction appears on the system or a peripheral device. You should not repair the system under this circumstance but call the Mindray Customer Service Department or sales representative for help.
8
There is no risk of high-temperature burns during normal ultrasound examinations. It is possible for the surface temperature of the transducer to exceed the body temperature of a patient due to environmental temperature and exam type combinations. If a patient complains of abnormal heat from the transducer, immediately stop scanning. To prevent patient burns, ensure there is no surface damage to the transducer. Do not apply the transducer to the same region on the patient for a long time. Apply the transducer only for a period of time required for the purpose of diagnosis.
9
The system and its accessories have not been disinfected or sterilized prior to delivery. The operator is responsible for the cleaning and disinfection of transducers and sterilization of biopsy brackets according to the manuals before application. All items must be thoroughly processed to completely remove harmful residual chemicals, which will not only harmful to the human body, but also damage the accessory.
10
It is necessary to press [End Exam] to end the current scan and clear the current Patient Information field. Otherwise new patient data may be mixed with the previous patient data.
11
Do not connect or disconnect the system’s power cord or its accessories (e.g., a printer or a recorder) without turning OFF the power first. This may damage the system and its accessories or cause electric shock.
12
Do not turn OFF the power supply of the system during printing, file storage or data invoking. An interrupted work may not be completed afterwards, and the file may be lost or corrupted.
13
If the system is powered off improperly during operation, it may result in data damage to the system’s hard disk or system failure.
VIII
NOTE:
14
Do not use the system to examine a fetus in the Doppler mode for a long period of time.
15
Do not use a USB memory device (e.g., a USB flash drive, or removable hard disk) which may include unsafe data. Otherwise, system damage may result.
16
It is recommended to use the video devices specified in this manual.
17
Read the Acoustic Output Principle in the operation manual carefully before operate this system on clinical examination.
18
The auxiliary power output outlet in the system is used to supply power for the recommended peripheral devices. Do not connect other devices to the outlet, otherwise the rated output power may be exceeded and failure may result. Maximum output outlet for peripheral devices is 330V.
1
Do not use the system in the vicinity of strong electromagnetic field (such as a transformer), which may affect the performance of the system.
2
Do not use the system in the vicinity of high-frequency radiation source, which may affect the performance of the system or even lead to system failure.
3
To avoid damage to the system, do not use it in the following environment conditions: (1) Locations exposed to direct sunlight; (2) Locations subject to sudden changes of environmental temperature; (3) Dusty locations; (4) Locations subject to vibration; (5) Locations near heat generators; (6) Locations of high humidity.
4
Turn ON the system only after the power is turned OFF for more than 20 seconds. If the system is turned ON immediately after being turned OFF, the system may not reboot properly and may lead to malfunction.
IX
4.
5
Do not disconnect a transducer that remains in a live imaging state. This can damage the system and / or transducer. Press [Freeze] or turn off the power of the system before connecting or disconnecting a transducer.
6
Remove the ultrasound gel from the face of the transducer when the examination is completed. Water in the gel may enter the acoustic lens and adversely affect the performance and safety of the transducer.
7
To ensure safety of the data, please back up all the data to a secure external storage media, as data stored to the system’s internal memory may be lost due to system failure, or improper operation.
8
Do not apply external force to the control panel. The system may be damaged.
9
If the system is used in a small room, the room temperature may rise. Please ensure good ventilation.
10
To dispose the system or any part, please contact Mindray Customer Service Department or sales representative. Mindray would bear no responsibility for the damages resulting from disposal of this system without consulting Mindray.
11
Electrical and mechanical performance may be degraded due to long usage (such as current leakage or distortion and abrasion). To ensure optimal system operations, it is recommended that you maintain the system under a Mindray service agreement. Various aspects of system performance and operation can be maintained under the professional supervision of a service representative.
12
The iScape feature constructs a single extended image from a series of continuous individual image frames scanned on the interesting field. The quality of the final image is user-dependent and thus requires skills to efficiently apply the feature and technique. Exercise caution when measurements are performed under an iScape mode.
13
Ensure that the current exam date and time are the same as the system date and time.
Warning Labels
The warning labels are attached to this system in order to call your attention to potential hazards. The symbol on the warning labels indicates safety precautions. The warning labels use the same signal words as those used in the operator’s manual.
X
Please refer to the operator’s manual for detailed information about the warning labels. Read operator’s manual carefully before using the system.
The name, pattern and meaning of each warning label are described as follows:
No.
Label
Meaning (a) Do not sit on the system.
<1>
(b) There is explosion risk if the system is applied around flammable gas.
(c) Before using the system, be sure to carefully read the relevant contents of this operator’s manual.
(a) Place the system on a plane.
<2>
(b) (b) Do not open the cover, because the high voltage inside may result in electric shock.
XI
1
SYSTEM INTRODUCTION
1.1
Intended Use
DC-3/DC-3T diagnostic ultrasound system is applicable for clinical ultrasound diagnostic examination. There is one difference between DC-3 and DC-3T, that is, DC-3 has an orthopedics measurement package, but DC-3T does not. DC-3Vet is intended for diagnosis of animals.
1-1
System Structure
2
SYSTEM STRUCTURE
2.1
Appearance of the System
<1>
<8>
<2>
<9>
<3> <10>
<4> <5>
<6>
<7>
2-1