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Yeasn YPB-2100 User Manual

Lcd visual chart
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YPB-2100
LCD VISUAL CHART
User Manual
Version: 1.4
Revision date: 2022.12

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Summary of Contents for Yeasn YPB-2100

  • Page 1 YPB-2100 LCD VISUAL CHART User Manual Version: 1.4 Revision date: 2022.12...
  • Page 2 Όνομα προϊόντος: ΟΡΑΤΙΚΟ ΔΙΑΓΡΑΜΜΑ LCD Numele produsului: HABĂ VISUALĂ LCD Productnaam: LCD VISUELE KAART User Manual Download link: www.yeasn.com/en/ Link para download do manual do usuário: www.yeasn.com/en/ Manual de usuario Enlace de descarga: www.yeasn.com/en/ Kullanım Kılavuzu İndirme linki: www.yeasn.com/en/ Manuale d'uso Link per il download: www.yeasn.com/en/...
  • Page 3 Information in promotional materials and packing boxes is subject to changes due to performance improvement without additional notice. Chongqing Yeasn Science - Technology Co., Ltd. reserves the rights to update the devices and materials. If you have any questions during using, please contact at our service hotline: (86-023) 62797666, we will be very happy to help you.

  • Page 4: Table Of Contents

    Content 1. Basic information ..................... - 1 - 1.1 Uses ........................ - 1 - 1.2 Performance Parameters ................. - 1 - 1.3 Power Supply Parameters ................- 3 - 1.4 Weight and Size ....................- 3 - 1.5 Name plate and indications ................- 3 - 2.

  • Page 5: Basic Information

    1. Basic information 1.1 Uses Used to detect visual sensitivity, refractive properties and binocular vision function of human eye. Produce name: LCD visual chart. Model: YPB-2100 Software version number: V3 Contraindications: none. Target groups of patients: adults, children. Intended users: optometrists in hospital ophthalmology and optical shops.
  • Page 6 E/C/Letter/Number/Kids 5-Grade decimal1 decimal2 Imperial Metric decimal3 decimal4 0.04 0.05 20/500 20/500 0.04 0.04 0.05 0.06 20/400 20/400 0.05 0.05 0.06 0.07 20/300 20/300 0.06 0.066 0.08 0.08 20/250 20/250 0.08 0.08 0.09 20/200 20/200 0.12 20/150 20/150 0.125 0.133 0.15 20/100 20/100...
  • Page 7 1.3 Powe er Supply Paramet ters 1) Input vo oltage AC 100 0V~240V(± 10%) 2) Input fre equency 50/60 Hz 3) Input po ower 1.0-0.5A 1.4 Weig ght and Si 1) Wall-mo ounted Weight Host: abo ut 4.65 kg Remote c controller: a about 80 g Size...
  • Page 8 Correct Disposal of This Product (Waste Electrical & Electronic Equipment) Medical device Use-by date Consult instructions for use Refer to instruction manual / booklet Authorized European representative Catalogue number Unique Device Identifier Model number G.W. Gross Weight DIM. Dimension Attention! Please refer to accompanying documents Power switch identification Audio interface USB interface...

  • Page 9: Safety Precautions

    Temperature limit Humidity limitation Atmospheric pressure limitation We will make available on request circuit diagrams, component part lists, descriptions, calibration instructions, or other information that will assist service personnel to repair those parts of ME equipment that are designated by the manufacturer as repairable by service personnel. 2.
  • Page 10 -Recommended operating parameters: Operating frequency: 40MHz. -Working mode: 802.11b/g/n mixed operation mode. ● Communication equipment requirements -Network equipment requirements: automatic optometry head produced by Chongqing Yeasn Science - Technology Co., Ltd. -Storage media U disk configuration requirements: meet its own industry standards; support USB2.0 interface;...
  • Page 11 -Password: The factory default is the administrator user, the initial password of the administrator user is yeasn8888, and the initial password of the YPA user is ypa2100. ● Because the software of this product is embedded software, there is no description of the software operating environment and security software updates.

  • Page 12: Main Structure

    3. Main Structure 3.1 Host Front diagram of the displayer (host) 1. LCD displayer 2. Signal receive port 3. Power indicator 4. Power switch Back diagram of the displayer (host) 5. Label 6. 2 × USB 2.0 Ports Area 7. Audio Output Jack Area 8.
  • Page 13 1. LCD displayer Displays Charts and vision record. 2. Signal receive port Receives signals from the remote controller. 3. Power indicator Power indicator is lit on when the device is connected to power and enters standby mode. 4. Power switch Power switch of the LCD visual chart.

  • Page 14: Remote Controller

    3.2 Remote Controller Back diagram of the remote controller 1. Label 2. Switch 3. Battery case 4. Battery cover 1. Label Remote controller label. 2. Switch Remote controller switch. 3. Battery case Install two AAA grade alkaline batteries 4. Battery cover - 10 -...

  • Page 15: Power Adapter

    3.3 Power Adapter 3. DC Output plug 5. Power adapter indicator 1. AC port 2. Power cord plug 4. Nameplate 1. AC port Used to connect the power cord plug. 2. Power cord plug Used to connect to the AC interface. 3.DC output plug Used to connect the monitor DC-DC socket.

  • Page 16: Installation

    4 Installation 4.1 Part List 1) Displayer (host) 1 Set 2) Rack 1 Pc 3) Pan head screws with cross recessed M4×12 5 Pcs 4) Plain washer grade A φ4 4 Pcs 5) Spring lock washers, square ends φ4 4 Pcs 6) Wall bearing 1 Pc 7) Remote controller...

  • Page 17: Installation Instructions

    4.2 Installation Instructions When using the rack to mount the device, the device must be hung on a wall that can withstand a weight of 8 kg. If necessary, reinforce the wall. Do not install the device on a wall that is damp, mildew, or cracked. 4.2.1 Install the wall bearing 4.2.1.1 The wall bearing is installed on the load-bearing wall The wall is a solid bearing wall.
  • Page 18 4.2.1.2 Wall mounts are installed on non-load-bearing walls The wall types are non-solid and non-load-bearing walls such as gypsum walls, hollow walls, and composite board walls. The thickness of the wall substrate is 10mm-20mm. It is recommended to use a 10mm twist drill bit or a triangle drill bit when installing and drilling, and a 10mm impact drill bit is not recommended.
  • Page 19 4.2.2 Installation of hanger frame Place the rack against the back of the monitor so that the four outermost mounting holes on the rack are aligned with the mounting holes on the monitor. In turn, use 4 M4×12 cross-recessed pan-head screws to pass through 4 φ4 spring washers, then 4 φ4 flat washers, and then align with the 4 outermost mounting holes of the rack and pass through the mounting holes.
  • Page 20 4.2.3 Install the device Hold the monitor and the rack as a whole with both hands align the 4 bending buckles on the rack with the 4 bending buckles on the wall mount, and slowly buckle into them from top to bottom. Then use a M4×12 screw to lock it into the rack through the mounting hole at the bottom of the wall mount to complete the installation of the monitor, the rack and the wall mount.

  • Page 21: Preventive Inspection

    5. Preventive inspection The equipment should be inspected preventively before use. 5.1 Power plug The power adapter of this device is a two-core plug, please choose a matching power socket. Note: Please use the dedicated power cord configured with this device. 5.2 Inspection Power on and check the following: -The LCD display should be clean.
  • Page 22 After selecting the video file, press the OK button to start playing. Fast forward and backward through the left and right selection keys (each change time is 30 seconds); Adjust the volume through the up and down selection keys ; press the OK button to pause during the video playing process.
  • Page 23 ○ 4 The test results will be displayed after all the pictures have been determined. The results of CSF test are for reference only, and cannot be used as clinical evaluation data. SETTINGS：Setting Parameters. 6.1.1.3 Chart display Aim the signal emitter of the remote controller at the signal receive port of the displayer and then press the chart key on the controller to select the chart you need.

  • Page 24: How To Use The Remote Controller

    6.2 How to use the Remote Controller 6.2.1 Remote controller 6.2.2 About the battery in the remote controller Two AAA before use. Take out these batteries if the device will not be used for a period of time. - 20 -...
  • Page 25 WIFI password and tap ENTER. After the confirmation WIFI network connection is completed. Connect YPA-2100 to the same WIFI network in accordance with the Instruction manual of YPA-2100 digital refractor. Then the communication between YPA-2100 and YPB-2100 is completed. - 21 -...
  • Page 26 6.2.5 Introduction of function key button Remote control key Function button icons Switch key: Turn on or off the LCD displayer. Help function Setting function key return key Left-right selection key: When single chart displays or charts display in column, press this key to shift the chart left or right on the same visual chart. Up-down selection key: When visual charts display, press this key to display last or next screen of visual charts.
  • Page 27 Red-Green Mask key: Press this key the Red-Green background will be loaded. Fast locate optotype 6.2.6 Optotype key introduction. Remote control Chart types display of YPB-2100 Function key icon visual chart E chart, used for visual acuity test of visual chart display E chart...
  • Page 28 6.2.7 Othe er tests func ction Remote co ontrol key Chart typ p es display of YPB-210 unction visual ch hart Solid d line Astigm matic disc， used for test a astigmatism axis and de egree Dotte ed line Astig gmatic disc ，...
  • Page 29 Vertical line optotypes, used for detecting horizontal heterophoria Horizontal line optotypes, used for detecting vertical heterophoria Cross ring optotype, used for detecting heterophoria Cross view optotype ,used for the detection of heterophoria. cross fixed view optotype ,used for the detection of heterophoria. Clock disc optotype, used for the detection of rotating heterophoria Red and green binocular balanced...
  • Page 30 6.2.8 Parameter Setup 1. Press to enter parameter setup interface. 2. Press to select needed parameters to change parameter setup. When the item to be set up is selected, the item is highlighted. 3. When the setup is finished, press to return to test interface.
  • Page 31 Distance (feet): 5 ft-24 ft, step: 0.5 ft. Factory default: 20 ft. Optometry distance can be set based on the situation of the optometry room. 4) Operators decide whether sight marks are effective according to their own needs and demands: Highlighted marks are effective and low-lighted are ineffective.

  • Page 32: Other Operating Instructions

    Factory de fault: High f) Languag ge: English Factory de fault: Engli g) Restore Press the re eset key to r reset the fac ctory defaul lt settings. h) User: N ormal, YPA A, Admin Factory de fault: Admi 8) About Displaying g the system m informatio...

  • Page 33: Troubleshooting

    7. Troubleshooting In the event of device trouble, please check the device as per below chart to obtain guidance. If the trouble is not shot, please contact with Chongqing Yeasn Science - Technology Co., Ltd. Maintenance Department or the authorized dealer.

  • Page 34: Cleaning And Protection

    8. Cleaning and Protection Attention: Do not use any corrosive detergent to clean the device, so as not to damage the device surface. 8.1 Clean LCD displayer You need to clean the LCD screen if it’s too dirty to see the visual chart clearly. 1) Cut off power.

  • Page 35: Maintenance

    9. Maintenance To guarantee the normal and safe operation of the equipment, a preventive check and maintenance should be conducted for the ME equipment and its parts every 6-12 months (Device manager including performance check and safety check) 9.1 Replace battery Follow below steps to change the battery 1) Remove battery cover.

  • Page 36: Environmental Conditions And Service Life

    10. Environmental Conditions and Service Life 10.1 Environmental conditions for normal operation Environment temperature: 10 °C ~ 35 °C Relative humidity: 30% ~ 85% (no condensation) Atmospheric pressure: 800 hPa ~ 1060 hPa Indoor conditions: clean and without direct high light. 10.2 Environmental conditions for transportation and storage Environment temperature: -10 °C ~ 55 °C Relative humidity: 10% ~ 85% (no condensation)

  • Page 37: Manufacturer's Responsibility

    the selective sorting process are potentially dangerous for the environment and human health due to the presence of hazardous substances. The unlawful disposal of the product carries a fine according to the legislation currently in force. 12. Manufacturer’s Responsibility The company is responsible for the safety, reliability and performance impact under below circumstances: —Assembly, addition, modifications, alterations and repairs are carried out by authorized personnel by the company;...

  • Page 38: Electrical Schematic Diagram

    13. Electrical Schematic Diagram For further information and services, or any questions, please contact with the authorized dealer or manufacturer. We will be happy to help you. - 34 -...

  • Page 39: Guidance Of Emc And Other Interference

    Guidance and manufacture’s declaration – electromagnetic emission The YPB-2100 is intended for use in the electromagnetic environment specified below. The customer of the user of the YPB-2100 should assure that it is used in such an environment. Compliance Electromagnetic environment – guidance Emission test The YPB-2100 use RF energy only for its internal function.
  • Page 40 Guidance and manufacture’s declaration – electromagnetic immunity The YPB-2100 is intended for use in the electromagnetic environment specified below. The customer or the user of YPB-2100 should assure that it is used in such an environment. Immunity IEC 60601 Compliance...
  • Page 41 To assess the electromagnetic environment due to fixed RF transmitters, an electromagnetic site survey should be considered. If the measured field strength in the location in which the YPB-2100 is used exceeds the applicable RF compliance level above, the YPB-2100 should be observed to verify normal operation. If abnormal performance is observed, additional measures may be necessary, such as re-orienting or relocating the YPB-2100.
  • Page 42 Recommended separation distances between portable and mobile RF communications equipment and the YPB-2100. The YPB-2100 is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled. The customer or the user of the YPB-2100 can help prevent electromagnetic interference by maintaining a minimum distance between portable and mobile RF communications equipment (transmitters) and the YPB-2100 as recommended below, according to the maximum output power of the communications equipment.

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