Kaixin MSU1Plus User manual

KAIXIN
MSU1Plus
Full Digital Mechanical Sector
Scanning Ultrasonic Diagnostic
Instruments (Vet)
User’s Manual
Xuzhou Kaixin Electronic Instrument Co., Ltd.

Full digital mechanical sector scanning ultrasonic diagnostic instruments (Vet) User’s Manual V1.03
Introduction
Thank you for purchasing MSU1Plus full digital mechanical sector scanning ultrasonic diagnostic
instruments.
Users shall carefully read through this manual and fully understand the text before operating the
equipment.
Please keep this manual after reading so that you can access at anytime when needed.
The user’s manual issue date: December 12, 2019, Version: V1.03
For the changes of appearance, this manual is subject to change without further notice!
Intellectual Property Information
The user’s manual and the corresponding intellectual property rights belonging to Xuzhou Kaixin
Electronic Instrument CompanyLtd. (hereinafter referred to as Kaixin).
Individual or organization may not copy, modify or translate any part of this user’s manual, without
the express written permission of Kaixin.
Statement
Kaixin has the final explanation right of this user’s manual.
Kaixin was considered responsible for the safety, reliability and performance in case of meeting all
the following requirements:
1. Assembly, expansion, readjustment, improve and repair are all performed by professionals
recognized by Kaixin;
2. All replacement parts and accessories, consumables involved repairs are Kaixin company
(original) or approved by Kaixin;
3. Related electrical equipment complies with national standards and the requirements of the user’s
manual;
4. Operate the product in accordance with the user’s manual.
Warranty and repairservice
Purchased the product warranty, sees the company's service policies.
Manufacturer’s Information
Xuzhou Kaixin Electronic Instrument Co., Ltd.
Kaixin Mansion, C-01, Economic Development Zone, Xuzhou, Jiangsu, China.
Post Code: 221004
Tel: [phone] 87733758
Fax: [phone] 87792848
Website: http://www.kxele.com
E-mail: [e-mail]
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Full digital mechanical sector scanning ultrasonic diagnostic instruments (Vet) User’s Manual V1.03
Important Statement
1. User shall be fully responsible for the maintenance and management of this product after
purchasing this product.
2. Even in the warrantyperiod, warrantydoes not include the following:
1) Damage or loss caused by error or rough using.
2) Damage or loss caused by force majeure (such as fires, earthquakes, floods, or lightning etc.).
3) Damage or loss caused by not meeting the conditions of use specified by the system, such as
inadequate power supply, incorrect installation or environmental conditions do not meeting
the requirements.
4) Damage or loss caused by not used the system in the initial buy region.
5) Damage or loss caused by the system purchased not by Kaixin or its authorized dealer or
agents.
3. Medical personnel qualified with professional qualifications only to use this system.
4. Do not modify the software or hardware of the equipment without authorization of the
manufacturer.
5. In any case, Kaixin shall not be liable for the problems, damages or losses due to re-installation,
alteration or repair the system bynon-Kaixin designated personnel.
6. This product isintended to provide clinical diagnostic data for the doctor.
The doctor shall be responsible for the diagnostic process. Kaixin shall not be liable for any
problems arising out of the process.
7. Be sure to back up important data to external storage media, such as notebooks.
8. Due to operator’s error or abnormal condition causing the data stored in the internal system is lost,
Kaixin is not responsible.
9. This user’s manual contains warnings for predictable dangers. Users shall also exercise care at any
time to be aware of the dangers unforeseen in this manual. Kaixin shall not be liable for the
damages and losses arising out of neglecting to follow the operation instructions herein described.
10. This user’s manual shall be furnished with the machine so that managerial and operating
personnel can refer to it any time as necessary. Once the managerial personnel of the system
changes, it shall hand over this user’s manual.
11. Deal with the exhausted product accordingto the local statute.
12. The maintenance and servicingof product shall be performed bythe trained engineer or by Kaixin
Electronic Instrument Company Ltd.
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Full digital mechanical sector scanning ultrasonic diagnostic instruments (Vet) User’s Manual V1.03
Safety Cautions
1. Warning Symbols and Definitions
The following warning symbols are used in this manual to indicate safety level and other important
items. Please remember these symbols and understand the meaning as you read this user’s manual. These
symbols convey specific meanings as detailed in the table below:
Symbols &Words
Connotation
Danger
Indicates an imminent danger that may result in personal death or serious
injuryif not avoided.
Warning
Indicates a potential danger that mayresult in personal injuryif not avoided.
Attention
Indicates a potential danger or unexpected use condition that mayresult in
light injury or propertyloss or affecting the use if not avoided.
Indicates that make sure refer to relevant contents in this manual.
2. Safety Symbols
Symbols
Meaning
Symbols
Meaning
Type B applied part
Fragile
Direct current
Stacking limit bynumber
Power supply indication
Temperature limits
Follow instructions for use
Humidity limitation
Up
Atmospheric pressure limitation
Keep dry
Marking for the separate collection of
electrical and electronic equipment
Symbol for the marking of electrical and electronics devices according to
Directive 2002/96/EC. The device, accessories and the packaging have to be
disposed of waste correctly at the end of the usage. Please follow Local
Ordinances or Regulations for disposal.
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Full digital mechanical sector scanning ultrasonic diagnostic instruments (Vet) User’s Manual V1.03
Contents
Chapter One Technical Specifications………………………………………………………………1
Chapter Two Product Outline………………………………………………………………………2
2.1 Structure composition of the instrument……………………………………………………2
2.2 Name of parts and components…………………………………………………………2
2.3 Parts of the probe……………………………………………………………………………2
2.4 Function keys description………………………………………………………………….. 2
Chapter Three System Configuration………………………………………………………………3
Chapter Four Operation Condition………………………………………………………………3
Chapter Five System Installation and Check…………………………………….……………4
5.1 System installation…………………………………………………………………………4
5.2 Ultrasonic probe installation…………………………………………………………………6
5.3 Install/Remove the battery…………………………………………………………………6
5.4 Shutter release installation………………………………………………………………7
5.5 Video recorder installation……………………………………………………………………7
5.6 Connect to power…………………………………………………………………………7
5.7 Ultrasonic probe check before and after operation……………………………………………8
5.8 Main unit check before and after operation………………………………………………8
5.9 System reset……………………………………………………………………………………8
Chapter Six Functional Operation………………………………………………………………..9
6.1 Startup and Shutdown…………………………………………………………………………9
6.2 System Functions Setting……………………………………………………………………9
6.2.1 Time Setting…………………………………………………………………………………9
6.2.2 TV Mode Setting…………………………………………………………………………9
6.2.3 Energy Saving Setting………………………………………………………………………9
6.2.4 Characters Brightness Setting………………………………………………………………9
6.2.5 Hospital Name Setting………………………………………………………………………9
6.2.6 Key Sound Setting…………………………………………………………………………10
6.2.7 Chinese-English Setting……………………………………………………………………10
6.3 Mode Selection………………………………………………………………………………10
6.3.1 B Mode……………………………………………………………………………………10
6.3.2 B/B Mode…………………………………………………………………………………10
6.3.3 4B Mode……………………………………………………………………………………10
6.3.4 B/M Mode…………………………………………………………………………………10
6.3.5 M Mode…………………………………………………………………………………10
6.4 Image Quality Adjustment………………………………………………………………11
6.4.1 Brightness and Contrast Adjustment………………………………………………………11
6.4.2 Total Gain Adjustment……………………………………………………………………11
6.4.3 Near Field Gain Adjustment………………………………………………………………11
6.4.4 Far Field Gain Adjustment………………………………………………………………11
6.4.5 Dynamic Range Adjustment………………………………………………………………11
6.4.6 Frequency Adjustment………………………………………………………………………11

Full digital mechanical sector scanning ultrasonic diagnostic instruments (Vet) User’s Manual V1.03
6.4.7 Frame Correlation Adjustment………………………………………………………………11
6.4.8 Image Processing Adjustment………………………………………………………………11
6.5 Image Control……………………………………………………………………………11
6.5.1 Magnification Selection……………………………………………………………………11
6.5.2 Depth Range Selection……………………………………………………………………12
6.5.3 Local Zoom and Local Additive Color……………………………………………………12
6.5.4 Image Left/right Reverse……………………………………………………………………12
6.5.5 Image Up/down Reverse……………………………………………………………………12
6.5.6 Color Selection………………………………………………………………………………12
6.5.7 Image Filter…………………………………………………………………………………12
6.5.8 Backfat ruler…………………………………………………………………………………12
6.5.9 Image Freeze/Unfreeze……………………………………………………………………12
6.6 Puncture guide line and lithotripsy positioning line………………………………………12
6.7 Body Mark and Probe Mark…………………………………………………………………13
6.8 Text Input……………………………………………………………………………………13
6.9 Image storage and recall……………………………………………………………………13
6.9.1 Save image…………………………………………………………………………………13
6.9.2 Open image…………………………………………………………………………………14
6.10 Delete the image……………………………………………………………………………14
6.11 Obstetric records management…………………………………………………………14
6.11.1 Save and view obstetric records……………………………………………………………14
6.11.2 Delete obstetric records……………………………………………………………………15
Chapter Seven General Measurement……………………………………………………………16
7.1 Distance Measurement ………………………………………………………………………16
7.2 Circumference/Area/Volume Measurement……………………………………………………16
7.3 Slope/Heart rate/Cycle Measurement………………………………………………………17
Chapter Eight Obstetric Measurement…………………………………………………………18
8.1 Measurement and Calculation items………………………………………………………18
8.2 Measurement of GA and EDC………………………………………………………………18
8.3 Obstetric report ……………………………………………………………………………..18
8.4 Measurement items…………………………………………………………………………..18
Chapter Nine System Maintenance……………………………………………………………19
9.1 Maintenance by users………………………………………………………………………19
9.1.1 System cleaning and disinfection…………………………………………………………19
9.1.2 Use and maintenance for the rechargeable battery…………………………………………21
9.2 Troubleshooting………………………………………………………………………………22
9.3 Periodic Safety Checks………………………………………………………………………23
Chapter Ten Storage and Transportation………………………………………………………24
Chapter Eleven Safety Classification……………………………………………………………24

Full digital mechanical sector scanning ultrasonic diagnostic instruments (Vet) User’s Manual V1.03
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Chapter One Technical Specifications
1.1Technical Data
1. Gray scale: 256
2. Monitor: 5.7” LED
3.Adapter rating: 100-240V~, 1.2-0.6A, 50-60Hz (model: BJE01-40-001M)
4. Output of adapter: DC12.8V 3.0A
5. Main device rating: DC12V 3.0A
6. Main Unit Size: approx. 155 * 180 * 80mm3(L* W * H)
7.Weight of main unit: approx.1.1kg (excluding accessories)
1.2 Primary Functions
1. Mode conversion function.
2. Magnification conversion function.
3. Frequency conversion function.
4. Frame correlation function.
5. Image post-process function.
6. Image freeze/unfreeze function.
7. Depth range selection function.
8. Pseudo color displayfunction.
9. Image filter function.
10. Backfat ruler displayfunction.
10. Local zooming function.
11.Adjustment of near field, far field, total gain and dynamic range.
12. Image storage function.
13. Image up/down, left/right reverses function.
14. Case information, image annotation and auto time display.
15. Body marks.
16. Measurement of distance, circumference, area, volume, slope, heart rate and cycle.
17. OB software package including 25 obstetric tables about 8 kinds of animals, automatic
calculation of GAand EDC.
18. Puncture guide line and lithotripsypositioning line.
19. PAL-NTSC Conversion.
20. Energy saving.
21. Chinese-English Switch.
22. Obstetric report.

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Chapter Two Product Outline
2.1 Structure composition of the instrument
MSU1Plus full digital mechanical sector scanning ultrasonic diagnostic instruments (Vet) are composed
of main unit and probe, etc.
2.2 Name of parts and components
Fig. MSU1Plus main unit sketch map
2.3 Parts of the probe
Fig. Parts name of 3.5MHz mechanical sector probe
Name
Function
(1)Acoustic lens
Usemechanicalmethodsso thatthesoundbeamtransmittedbythe
transducercansectorscanningfor acertain angle.
(2) Cable
To connect the probe to the probe connector.
(3) Probe connector
To connect the probe to ultrasonic diagnostic system.
(4) Freeze switch
Press the Freeze switch to freeze/unfreeze the image.
2.4 Function keys description
SN.
Function keys
Real-time mode function
Freeze mode function
1
Mode Selection
Text Input
2
Enter Confirm
3
Main-menu / Image storage and recall
4
Freeze/Unfreeze
5
Direction Keys
6
Quit
7
Power switch

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Chapter Three System Configuration
3.1Typical configuration
1. Main unit 1 unit 2. 3.5MHz mechanical sector probe 1 PC
3. Power adapter 1 PC 4. Internal battery 1 PC
5. Charger 1 PC 6. Support bracket 1 PC
7.Arm-band 1 PC 8. Straps 2 PCS
9. Socket screwdriver 1 PC 10. Leather bag 1 PC
11. Shutter release 1 PC
3.2 Optional parts
1. Video recorder 2. Plastic sealed box 3. Probe telescopic frame
Chapter Four Operation Condition
4.1 Powersupply
Adapter rating: 100-240V~, 1.2-0.6A, 50-60Hz
Adapter model: BJE01-40-001M
Output of adapter: DC12.8V 3.0A
Main device rating: DC12.8V 3.0A
4.2 Operation Environment
Ambient temperature: 10℃-40℃
Relative humidity: 30%-75% (without condensation)
Atmospheric pressure: 700hPa-1060hPa
4.3 Storage and Transport
Ambient temperature: -20℃-55℃
Relative humidity: 30%-93% (without condensation)
Atmospheric pressure: 700hPa-1060hPa
Attention:The mains voltage is varies with differentcountries orregions.
Attention:Systemshould be avoided using in following environments:
1. Moist 2. Rain 3. Thunderstorm weather
4. No ventilation 5. Close to heat source 6. Direct sunlight
7. Dramatic temperature change 8. Poisonous gas
9. Corrosive gas 10. Strong shock
11. Strong electromagneticfield (e.g. MRI) 12. Radiation (e.g. X-ray, CT)
13. Defibrillators or short wave therapy equipment
Danger: Do not use this equipment where flammable gas (such as anesthetic gas,
oxygen or hydrogen) or flammable liquid (such as alcohol) are present. Failure to do so
may result in explosion.
Warning: Avoid using this equipment with high frequency operational equipment, or
danger may occur.

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Chapter Five System Installation and Check
5.1 System installation
Please carefully read through and fully understand the use-method before installing the system, and
check the goods for its completeness according to the packing list furnished. This system provides the
following several usages, for the user to select:
1. Place the instrument on a desktop to use
Warning:
1. If breakers and fuse of the mains powersocket are identical to those of this system, and they
are used to control the current for equipment like life support system, the system shall not
be connected to such powersupply socket as it may cause breaker orfuse to trip and cut off
the power supply to the entire premise in case of malfunction or over current or transient
current generated at power-on with this ultrasonic system.
2. All plugs of instruments of this system shall be connected into the power socket with
protectively earth on the wall and the socket must meet the requirement of power rating of
instrument. Multipleportable socket-outlets can not be used for the system.
3. Equipment that connects the signal input part or signal output part must only connect the
accessories authorized in this manual, and connect the equipment that complies with the
respective IEC standards (IEC 60950 for data processing equipment and IEC 60601-1 for
medical equipment). If in doubt, consult the technical service department or your local
representative.
4. When this system is installed or used in the patient environment, try to avoid the patient
touching the system. If system is with some unknown defects, it may cause danger of electric
shock.
5. If the integrity of the external protective conductor in the installation or its arrangement is
indoubt, equipment shall be operated fromits internal electrical powersource.
Warning:
1. When instrument worksabnormally, dostop working, turn off the powerand check the
reason, then contacts the KAIXIN Company about it.
2. Turn off power and pull out of the plug fromsocket aftereach ultrasonic diagnostic
operation.
3. Itisforbidden to drag and press thepowerand probe cables emphatically;regularly inspect
whether there is pull-apart and bareness, if there is the phenomena like this, turn off power
supply immediately, stop using it and changeitfor new one.
4. It is forbidden to load and unload the probe ormove the instrument in galvanic to avoid
danger of safety.
5. Pull out of the plug from socket after operation in thunderstorm weather to avoid the
instrument being damaged by lightening.
6. If the temperature changes greatly in short time will cause vapor recovery inside of
instrument, the case may damage the instrument.
7. The instrument is turned off completely only by disconnecting the powersupply fromthe
wall socket.
Warning: To avoid the risk of electric shock, this equipment must only be connected to a
supply mains with protective earth.

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As shown in fig, insert the support bracket from the back of the instrument, place the instrument on a
desktop; adjust the angle of the support bracket to adjust the screen visual angle.
2. Instrument fixed in the arm to use
a. Lock the arm-band as figures from the back of the instrument;
b. Extend your arm into the arm-band according to arrow direction, or disconnect the arm-band to
put on your arm, the long end through the back ring.
c. Strain the arm-bandand stick it firmly on the Velcro.
3. Instrument hanging on the chest to use
4. Instrument places on theleather lag and hangs on the chest to use



a. Take out the attached straps; install the
straps on the rings of main unit as fig
shown;
b. Adjust the strap length, the front strap hung
on the neck, the back strap fixed on the
waist, two straps can also adjust to similar
length to meet the requirements of the
screen visual angle, while hanging around
the neck to use.
Installation:
a. Take out the instrument and accessory, install the probe;
b. The probe passes through the oval hole of the leather bag, and
put the instrument into the leather lag;
c. Install the straps on the rings of leather bag as fig shown;
d. Adjust the strap length, the one hung on the neck, the other
one fixed on the waist, you can also use a strap around your
neck or diagonal used in your shoulder.
The benefits of using this method:
a. Self-built darkroom forthestrong-light environments.
b. The protection of leather bag can avoid collisions and
pollution in the use process.
Attention: when usingthe arm-band, if allergy, please consulta doctorimmediately and
increase protective measures (e.g.Weargloves before use).

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5.2 Ultrasonic probe installation
5.2.1 Ultrasonic probe connection
Insert the probe connector into the probe socket at the back of the main unit.
5.2.2 Ultrasonic probe disconnection
Socket screwdriver
Button position on both side of socket
According to arrow
direction,gently insert the socket
screwdriver, then button up the
button position on both side of the
socket with your fingers,you can
remove the probe socket.
5.3 Install/Remove the battery
1. Install the battery
Put the batteryinto battery storage of main unit; cover the “Upper cover of battery storage”into the
corresponding position, and then toggle the push button in the opposite direction, lock the “Upper cover
of battery storage”.
2. Remove the battery
According to the direction of the arrow, toggle “Push button of battery storage”, removed “Upper
cover of battery storage”as shown in figure, take out the battery.
Warning: Before connecting or using the probe, make sure that the probe, connecting
cable and connector are in normal condition (free of cracks or drop). Use of defective
probe may cause electric shock.
Warning:
1.The Kaixin ultrasonic probe shall be connected to the dedicated Kaixin ultrasonic system
only. Select properprobe model according to the relevant instructions of ultrasonic
diagnostic system.
2. Check the ultrasonic probe and connecting cable afterdiagnostic operation. Use of
defective probe may cause electric shock.
3. Do not knock orbump the probe, or it may be damaged and cause electric shock.
4. Unauthorized disassembly of the probe shall be prohibited as it may cause electric shock.
Attention:
1.Turn off the ultrasonic system before disconnecting the probe. Disconnecting the probe
with system power on may damage the system or probe.
2. Before disconnecting the probe, place the cableand probe on a stable and leveled position
sothatthe probe may not be damaged orinjury person byunexpected fall.
3. Freeze the instrument when instrument is start-up without operation to increase of service
life of probe.
4. Repeat available machine time should be more than 5 minutes to avoid turn on/off power
supply in short time.
Turn off the system, and use
socket screwdriver to remove the
probe with figure’s method and
instructions.
Danger:Use togetherwithflammable anaesthetic, it may result in explosion.
Attention: Probe is highly sensitive to shake, be used with caution. About probe’s use
and cleaning, the detailssee the relevant sections.

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Upper cover of battery storage
Battery
Push button of battery storage
Fig. Install, remove the battery
5.4 Shutterrelease installation
Insert shutter release into shutter release interface (Freeze interface) as shown in the figure.
Shutter release
In the operation, you can
"freeze" or "unfreeze" images
using shutter release.
5.5Video recorderinstallation
1. Turn off the system, connect the equipotential terminal ( ) of the video recorder to the earthing;
2. Connect one end of the video connection line to the video recorder and the other end to the video
output interface on the left of main unit;
3. Insert one end of power plug (jack) of the video recorder to the power input socket of the video
recorder, the other end to the power supply socket.
5.6 Connect to power
1. Connect to the poweradapter
Insert the output plug of adapter into power input interface of main unit.
2. Connect to the main powersupply
Insert the power plug (jack) furnished with the machine into power input socket of the power adapter,
the other end to the main power supply socket. The instrument uses three-core power supply. It
connects withthe protective earth line when power plug inserts into its socket.
Warning:
1. Adapter has no switch. The isolation of the system with the MAINS used to unplug the
adapter as the intended isolation means.
2. The device should be used only with power adapterprovided by Kaixin Company.
3. To avoid damaging power adapter or harming people by unexpected fallen, make sure the
poweradapteris placed on theleveled desk.
4.The operatormust not touch signal input/ signal output and patient simultaneously.

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5.7 Ultrasonic probe check before and after operation
Before and after ultrasonic diagnosis to check the probe or cable jacket whether has any abnormalities,
such as cracks, bulge or oil leakage, whether it be cleaned or disinfected.
5.8 Main unit check before and afteroperation
5.8.1 Inspection before start-up
Check the following items before starting the machine:
1.The temperature, humidityand atmospheric pressure shall meet the requirements of operation
condition.
2. No condensation occurs.
3. No distortion, damage or contamination on system and peripheral. Clean the parts as specified in
relevant sections, if the contaminant is present.
4. Check the control panel, LED screen and enclosure to ensure they are in good working condition and
free of abnormity(such as cracks and loosened screws).
5. No damage on power cable, and hard up on its connection.
6. Check probe and its connections to ensure they are free of abnormity (such as scuffing, drop-off or
contamination). If the contaminant is present, clean, disinfect the contaminated objects as specified
in relevant sections.
7. No barriers around the intake of equipment.
8. See to it that probe has been cleaned, disinfected; else dispose it as specified in relevant sections.
9. Check all the ports of the machine for possible damage or blockage.
10. Clean the field and environment.
5.8.2 Inspection afterstart-up
Check the following items after starting the machine:
1. No abnormal voice, strange smell and overheating appear.
2. Check the machine to ensure a normal start-up: The power indication light is on and startup picture is
shown on the screen.The machine will be then automaticallyset in B mode.
3. Check the image to ensure trouble-free display(no excessive noise or flicker).
4. Check the control panel to ensure normal operation condition.
5. Check the instrument to ensure that the phenomenon of local high temperature will not appear.
5.9 System reset
In case of abnormal screen display or no-working for system operation, try to restart the system by
turning on/off the main unit power.
Attention: Thoroughly clean the coupling gel on the probe surface each time after
ultrasonic operation, or the coupling gel may become hardened on the acoustic lens of the
probe, deteriorating quality of image.

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Chapter Six Functional Operation
6.1 Startup and Shutdown
In shutdown status, press key, machine starts up, power indicator lights.
In startup status, press key, machine shuts down, power indicator goes out. Please note that when
shut down the machine, the time of pressing keyis a rather long than normal pressing key.
Note:When below 0℃, probe may turn abnormal afterstartup, later enter into normal state; lower
temperature, the recovery time will be slightly extended.
6.2 System Functions Setting
6.2.1 Time Setting
1. Freeze image, pressdirection keys tomove cursorto “Preset”;
2. Press direction keys to enter setting interface;
3. Press direction keys to select “Minutes, Hours, Day, Month and Year”;
4. When setting minutes, hours, day, month and year, press direction key to increase value or press
direction key to decrease value;
5. Press key to confirm this time setting and quit setting interface.
6.2.2 TV Mode Setting
1. Freeze image, pressdirection keys tomove cursorto “Preset”;
2. Press direction keys to enter setting interface;
3. Press direction keys to move symbol “<” to point to “TV mode”;
4. Press direction keys to achieve TV mode conversion between PAL and NTSC;
5. Press key to quit setting interface.
6.2.3 Energy Saving Setting
1. Freeze image, pressdirection keys tomove cursorto “Preset”;
2. Press direction keys to enter setting interface;
3. Press direction keys to move symbol “<” to point to “Sleep”;
4. Press direction keys to select energy saving time among 1~99 minutes or select “Off”;
5. Press key to quit setting interface.
6.2.4 Characters Brightness Setting
1. Freeze image, pressdirection keys tomove cursorto “Preset”;
2. Press direction keys to enter setting interface;
3. Press direction keys to move symbol “<” to point to “Font Bright”;
4. Press direction keys to select characters brightness among 160, 192, 224 and 255;
5. Press key to quit setting interface.
6.2.5 Hospital Name Setting
1. Freeze image, pressdirection keys tomove cursorto “Preset”;
2. Press direction keys to enter setting interface;
3. Press direction keys to move symbol “<” to point to “Hospital”;
4. Press key, the cursor is located above “ID”; at the same time characters input menu will be shown
at the bottom of the screen:
Caps 0 1 2 3 4AB C D E F G H I J K L M
Shift 5 6 7 8 9 N O PQ R S T UV WXYZ

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Press direction keys to move cursor to point to Caps, and then press key to achieve capital and
small letter conversion; If the cursor point to Shift, press key to achieve the conversion between
the letter and punctuation;
5. Press direction keys to choose “numbers”or “characters”and press key to confirm;
6. If need modify the content, press key to quit the character input menu; press direction
keys to delete input content; press key again to retype; after the content has confirmed
press key again to exit input menu;
7. Press key to save this setting and quit setting interface.
6.2.6 Key Sound Setting
1. Freeze image, pressdirection keys tomove cursorto “Preset”;
2. Press direction keys to enter setting interface;
3. Press direction keys to move symbol “<” to point to “Key Sound”;
4. Press direction keys to select between “On” and “Off”;
5. Press key to quit setting interface.
6.2.7 Chinese-English Setting
1. Freeze image, pressdirection keys tomove cursorto “Preset”;
2. Press direction keys to enter setting interface;
3. Press key to switch between Chinese and English;
4. Press key to quit setting interface.
6.3 Mode Selection
In real-time mode,press key repeatedly to achieve mode switchingof B, B/B, 4B, B/M and M.
6.3.1 B Mode
B mode is a basic operation mode after startup and a single-framed B mode image is displayed.
6.3.2 B/B Mode
1. In real-time mode,press keyto enter B/B mode;
2. B/B image switch. Press key to enter main-menu and press direction keys to move the
cursor to “B/B Mode” and then press direction keys to switch image display; the selected
image is activated and theother one is frozen;
3. In real-time mode,press keyto exit B/B mode.
6.3.3 4B Mode
1. In real-time mode,press keyto enter 4B mode;
2. 4B image switch. Press key to enter main-menu and press direction keys to move the cursor
to “4B Mode”, then press direction keys to switch display among four images; the selected
image is activated and theother three are frozen;
3. In real-time mode,press keyto exit 4B mode.
6.3.4 B/M Mode
1. In real-time mode,press keyto enter B/M mode.
2. B/M image switch. Press key to enter main-menu and press direction keys to move cursor to
“BM Mode” and then press direction keys to switch B mode and M mode.
3. In real-time mode,press keyto exit B/M mode.
6.3.5 M Mode
1. In real-time mode,press keyto enter M mode;

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2. Change of M speed: Press key to enter main-menu and press direction keys to move cursor
to “M Speed” and then press direction keys to select the four kinds of scan speed.
3. In real-time mode,press keyto exit M mode.
6.4 Image Quality Adjustment
6.4.1 Brightness and Contrast Adjustment
In the startup default status, press key to quit the current using status, press direction keys , the
adjustment bars of brightness and contrast will be displayed on the screen, adjust them according to actual
need. Press direction key to increase brightness and contrast, direction key to decrease them; press
direction keys to select brightness or contrast adjustment.
Note: If direction keys cannot be adjusted when adjust brightness or contrast in normal
operation mode, must be exit current operatingconditionof direction keys.
6.4.2 Total Gain Adjustment
In real-time mode,press key to enter main-menu and press direction keys to move cursor to
“Gain” in the display area. Press direction key to increase image total gain and direction key to reduce
total gain so as to control the total gain of the entire image.
6.4.3 Near Field Gain Adjustment
In real-time mode,press key to enter main-menu and press direction keys to move cursor to
“Near” in the display area. Press direction key to increase near field gain and direction key to reduce
near field gain so as to control the gain in near field region.
6.4.4 Far Field Gain Adjustment
In real-time mode,press key to enter main-menu and press direction keys to move cursor to
“Far” in the display area. Press direction key to increase far field gain and direction key to reduce far
field gain so as to controlthe gain in far field region.
6.4.5 Dynamic Range Adjustment
In real-time mode, press key to enter main-menu and press direction keys to move cursor to
“Dyn” in the display area. Press direction key to increase the value of dynamic range and direction
key to decrease the value of dynamic range so as to control the dynamic range of the entire image.
6.4.6 Frequency Adjustment
In real-time mode, press key to enter main-menu and press direction keys to move cursor to
“Freq.” in the display area. Press direction keysto achieve frequency conversion.
6.4.7 Frame Correlation Adjustment
In real-time mode, press key to enter main-menu and press direction keys to move cursor to
“Frame Avg” in the display area. Press direction keysto achieve four levelsof frame correlation.
6.4.8 Image Processing Adjustment
In real-time mode, press key to enter main-menu and press direction keys to move cursor to
“IP” in the displayarea and then press direction keys to obtain corrected image. System default is 2.
6.5 Image Control
6.5.1 Magnification Selection
In real-time mode, press key to enter main-menu and move cursor to “Zoom” and then press
direction keys to choose five kinds of magnification.

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6.5.2 Depth Range Selection
In real-time and B mode, press keyto enter main-menu and press direction keys to move cursor
to “Depth” in the display area and then press direction keys to select depth, press key to quit depth
range selection.
6.5.3 Local Zoomand Local Additive Color
In real time B mode, press keyto enter main-menu and press direction keys to move cursor to
“Local Zoom” in the display area and then press direction keys , a box appears, press direction keys
to move the box to the position to be enlarged, press key the selected image be enlarged; Press key to
quit local zoom status.
In the color display, the selected image which by above mentioned operation will be enlarged and
added color.
6.5.4 Image Left/right Reverse
In real-time mode and in B, B/B, 4B or B/M mode, press key to enter main-menu and press
direction keys to move cursor to “HRev” and then press direction keys to achieve image
horizontal reverse. The image left/right reversal is the change of probe scanning direction. The probe
scanning direction is indicated bythe arrow on the upper left area of the image.
6.5.5 Image Up/down Reverse
In real-time mode, press key to enter main-menu and press direction keys to move cursor to
“VRev” and then press direction keys to achieve image vertical reversal.
6.5.6 Color Selection
In real-time mode, press key to enter main-menu and press direction keys to move cursor to
“Color” in the display area and then press direction keys to achieve color conversion of eight colors
(including one kind of black and white).
6.5.7 Image Filter
In real-time B mode, press key to enter main-menu and press direction keys to move cursor to
“Filter” in the display area and then press direction keys to achieve the conversion of two kinds of
filter.
6.5.8 Backfat ruler
In real-time B mode, press key to enter main-menu and press direction keys to move cursor to
“Ruler” in the display area and then press direction keys to turn on or turn off the backfat ruler. “0”
means: do not show backfat ruler; “1”means: show backfat ruler, vertical spacing of ruler is 5mm.
6.5.9 Image Freeze/Unfreeze
In real-time mode, press key to freeze the image; in frozen status, press key to unfreeze the
image.
6.6 Puncture guide line and lithotripsy positioning line
Puncture guide line: In real-time B mode, press key to enter main-menu and press direction
keys to move cursor to “Puncture” and then press direction keys to choose line 1, press key
to confirm, two puncture guide lines appear on the screen, press direction keys to change the angle of
the first puncture guide line, press direction keys to change the start position of the first puncture
guide line. Press key again to enter main-menu and press direction keys to move cursor to
“Puncture” and then press direction keys to choose line 2, press key to confirm, press direction
keys to change the angle of the second puncture guide line, press direction keys to change the
start position of the second puncture guide line. Press keyto quit the puncture guide status.

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Lithotripsypositioning line: In real-time B mode, press keyto enter main-menu and press direction
keys to move cursor to “Puncture” and then press direction keys to choose line 3, press key
to confirm, lithotripsy positioning line appears on the screen; at the same time, the measurement depth of
lithotripsy positioning line “+: 0.0mm”is shown at the top right corner, press direction keys to move
the mark “+”to positioning the depth. Press key to quit.
6.7 Body Mark and Probe Mark
This product contains 27 body marks that are divided intotwo pages when display. The operation steps
are as follows:
1. Freezethe image, press directionkeys to move cursor to “BodyMark”, press key, bodymarks
will be showed inthe image area, press directionkeys to change pages;
2. Press direction keys to move to the position of desired body mark, press key to confirm the
selected bodymark;
3. Press direction keys to change the probe mark position; press key to change probe mark direction;
4. Press keyto quit body mark and probe mark status;
5. Press key to quit froze and body mark status.
6.8 Text Input
Operation steps:
1. Freeze the image;
2. Press key, the cursor is located behind ID;
3. Press key again, at the same time characters input menu will be shown at the bottom of the
screen:
Caps 0 1 2 3 4AB C D E F G H I J K L M
Shift 5 6 7 8 9 N O PQ R S TU VW XYZ
Press direction keys to move cursor to point to Caps, and then press key to achieve capital and
small letter conversion; If the cursor point to Shift, press key to achieve the conversion between
the letter and punctuation;
4. Press direction keys to choose “numbers” or “characters” and press key to confirm;
5. After inputting ID, press key, the screen below shows “Pregnancy, Unpregnancy, Suspected,
Disease”four kinds of results; at the same time the date and time of inspection automatically
shown behind the result;
6. Press direction keys to select the result, press keyto confirm and exit;
7. Press key, the cursor is located behind ID, press direction keys to move cursor to image area
and press key again to input according to Step 4;
8. If need modify the content, continuously press key twice to quit annotation status, press
direction keys to select “Clear”, at last press key to clear all noted marks and retype;
9. Press key to quit.
6.9 Image storage and recall
6.9.1 Save image
Storage to main unit
1. Freeze the image;
2. Press key, a “Save” prompt appears on lower right corner of the screen;
3. Press direction keys to select the current image code, such as choose “003”;
4. Press key, the current image is saved in the frame for coded “003”. The saved image code is

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preceded with asterisk “*”;
5. Press key to quit savingstatus and press key to return to real-time status.
Storage to U disk
1. Plug U disk;
2. Freeze the image;
3. Press key, a “Save” prompt appears on lower right corner of the screen;
4. Press key to appear “Img”prompt, after the prompt disappear, the current image is saved in the
“USER” folder in the U disk, and file name is arranged bythe order of serial number;
5. Press key to quit saving status and press key to return to real-time mode.
Explanation: The images stored inthe U disk can onlybe read out in your computer.
6.9.2 Open image
1. Freeze the image;
2. Continuously press key twice, a “Read” prompt appears on lower right corner of the screen;
3. Press direction keys to select the image code need to be read out, such as choose “003*”;
4. Press key, the image stored in frame “003*” is read out;
5. Press key to quit reading status and press keyto return to real-time status.
Explanation: When reading images, it must choose the image code with mark “*”.
6.10 Delete the image
1. Freeze the image, press key to enter reading image status;
2. Press direction key to select the image code to be deleted, such as “002*”;
3. Press key, the image will be deleted, “*”will automaticallydisappear;
4. Repeat the 2-3 steps, delete other images;
5. Press key to return to real-time mode.
6.11 Obstetric records management
6.11.1 Save and view obstetric records
Storage to main unit
1. Freeze the desired image of B-mode; record the “ID”and “Result”according to the text input
method;
2. Press keyto confirm and exit;
3. Press direction keys to move cursor to “OB”, press direction keys to enter obstetric record
report interface;
4. Press direction keys to view stored obstetric records;
5. Press direction keys to exit obstetric record report interface and press keyto return to
real-time status.
Storage to U disk
1. Freeze the desired image of B-mode; record the “ID”and “Result”according to the text input
method;
2. Press keyto confirm and exit;
3. Press direction keys to move cursor to “OB”, press direction keys to enter obstetric record
report interface;
4. Insert U disk, thelower right corner of the screen appears “U DISK”prompt;
5. Press key, the system issued a “tick”tone, namely the obstetric record stored in the EXCEL