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iRest A202-2 Service Manual
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iRest A202-2 Service Manual

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A202 -2
浙江豪中豪健康产品有限公司

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Summary of Contents for iRest A202-2

  • Page 1 A202 -2 浙江豪中豪健康产品有限公司...
  • Page 2 A202 -2 1. Introduction of maintenance tools 浙江豪中豪健康产品有限公司...
  • Page 3 2. Use and measurement of digital multimeter Resistance LED display test file Ω screen (white range) Data hold Power switch switch DC DC Voltage Peak ringing Test Range V- file (diode (Blue Range) test file) AC AC Test File V ~ (Yellow Gear dial Range) Measuring...
  • Page 4 2.1. Function and role of test gear Power switch: On or off the power supply of digital multimeter. Data holding switch: Memorize the measured data, which is convenient for comparing the measured data. Peak sounding: Measure diode quality, line on-off, alarm function. Resistance file: Measure the quality and value of resistance.
  • Page 5 2.2. Line on/off measurement As shown in the left figure, first hit the multimeter to the buzzer file and turn on its power switch. At this time, the multimeter displays "1."; Then the two probes are distributed and contacted with the metal thread ends at both ends of the red wire in the figure.
  • Page 6 2.3. Measurement of motor As shown in the left figure, it is shown as "1", indicating that the internal coil of the motor has been open and poor. Motor measur ement As shown in the left figure, the result is "42.5" Ω, which is within the normal resistance range, indicating that the motor...
  • Page 7 2.4. Measurement of AC Voltage --As shown in the above figure: Measure the power supply of household plug-in board (220V), select 700 measuring range, and the test result is "225", which means that the actual voltage of this group of sockets is 225V at this moment (the switch is pressed down, so there is electricity and the lamp is illuminated).
  • Page 8 Second, the introduction of common tools and parameters 2.5. Measurement of AC Voltage -As shown in the above figure: the test result shows "1.58", which means that the voltage at both ends of this battery is 1.58 V, and the red pen is connected to the "+" pole of the battery, while the black pen is connected to the electromagnetic "-"...
  • Page 9 massage chair after-sales maintenance-how massage chair works...
  • Page 10 the control principle of massage chair Robot massage! ! Electric cylinder Manipulator Solenoid valve CPU chip Hand controller pump Signal trigger Switching power supply...
  • Page 11 A202-2Massage chair after-sale service-product internal structure 1. Appearance part name 2. Schematic diagram of internal structure 3. Distribution diagram of drive board plug-ins...
  • Page 12 Introduction of product structure 4.1. Part Name 1. pillow 5. remote 9. footrest 13. Side cover 2. 3D Speaker 6. remoteplacement slot 10. Backrest cushion 3. Upper arm airbags 7. Bump massage and 11. armrest assembly magnetic therapy 12. armrest decoration 4.
  • Page 13 IV. Introduction of product structure 4.2. Part Name 14. Backrest cover 15. Back cover of power 16. caster 17. Power cord and plug 18. Power input 19. Power Switch...
  • Page 14 IV. Introduction of product structure 4.3 Schematic diagram of internal structure PCB box 3D manipulator calf electric cylinder Backrest electric Air pump cylinder...
  • Page 15 IV. Introduction of product structure 4.4. Schematic diagram of internal structure Solenoid valve Main PCB Air storage tank Air pump power board...

  • Page 16: Schematic Diagram Of Pcb

    IV. Introduction of product structure 4.5. Schematic diagram of PCB plug-in distribution White: Drive Red: White: Bluetooth 5V input Red: 24V input Board 5V Manual and voice control power plug-in of power power supply controller input plug-in board plug-in plug-in Black: Yellow: Calf electric Manipulator 24V...
  • Page 17 IV. Introduction of product structure 4.6. Schematic diagram of power board plug-in distribution Power Output Power supply DC5V input AC110- 220V Power Output DC24V...
  • Page 18 V. Product Disassembly and Assembly (Cushion Assembly) 5.1. Disassembly Schematic Diagram of Cushion Assembly 1. Remove the chain at the position of 7 red lines on the inner side of the cushion edge in Figure A on the right 2. Lift the cushion and remove the heating wire interface in Figure B on the right to remove the cushion...
  • Page 19 V. Product disassembly and assembly (calf) 5.2. Schematic diagram of calf disassembly C. Remove the lower leg assembly A. Remove the mounting seat screws 1 ~ 2 in Figure A B. Separate the air hose from the plug-in in Figure B3...
  • Page 20 V. Product disassembly and assembly (backrest cover and PCB box cover) 5.3. Schematic diagram for disassembly of backrest cover and PCB box cover A. Remove the screws in B, remove the screws in C, remove the screws in Figure A1 ~ 4 to remove Figure A5 ~ 6 Figure B7 ~ 8 and remove the rear cover...
  • Page 21 V. Product Disassembly and Assembly (Space Capsule) 5.4. Schematic diagram of capsule disassembly A, put the figure A B, place at Figure B D. Remove the capsule C, circle the figure C Plug-in removed Removal of air hose hook back and take it Remove left and right down screws...
  • Page 22 V. Product Disassembly and Assembly (Side Cover) 5.5. Schematic diagram of side cover disassembly A. Put the front end of the B, put the rear end of the C. Remove the two screws seat frame in Figure A seat frame in Figure B on the outer side of the Remove the inner two Remove the inner two...
  • Page 23 V. Product Disassembly and Assembly (Manipulator) 5.6. Schematic diagram of manipulator disassembly A. Put Figure A against the C, as shown in Figure C, B, the manipulator front end of the frame rotate the moving motor in Figure B Remove the inner two with a straight screwdriver Separation of wire fixing blocks...
  • Page 24 V. Product Disassembly and Assembly (Decorative Strip) 5.7. Schematic diagram of armrest decoration disassembly A, as shown in Figure B. Remove 3 pieces as C, as shown in D. Remove the remote A, slightly tilt the shown in Figure B Figure C, slightly tilt case as shown in Figure D.
  • Page 25 V. Product Disassembly and Assembly (Horn Cover) 5.8. Schematic diagram of horn cover disassembly A, as shown in Figure A, B. Remove 4 pieces C, as shown in Figure slightly tilt the inner side of as shown in Figure B C, remove the horn the decorative strip with a Screw off trim strip...
  • Page 26 V. Product Disassembly and Assembly (Upper Arm Air Bag) 5.9. Schematic diagram of shoulder airbag disassembly B, take out the air hose in C, remove the A. Unzip Figure A Figure B screws in Figure C and take out the air bag...
  • Page 27 V. Product Disassembly and Assembly (Arm Airbag) 5.10. Side Cover Assembly Disassembly Schematic Diagram A. Unzip Figure A B, take out the 4 air C, as shown hose in Figure B and in Figure C, the 5 screws inside remove the the holster holster and airbag...
  • Page 28 V. Product Disassembly and Assembly (Backrest Electric Cylinder) 5.11. Schematic diagram of disassembly of backrest electric cylinder 1. Remove the tie at the positions 3 ,4, 5 in the above figure, and take out the two red plugs of the electric cylinder 2.
  • Page 29 V. Product Disassembly and Assembly (Calf Electric Cylinder) 5.12. Schematic diagram of disassembly of backrest electric cylinder 1. Remove the snap ring and pin at position 1 when you extending the lower leg as Figure A, remove the tie at position 2, and pull out the plug of the electric cylinder 2.
  • Page 30 V. Product disassembly and assembly (upper and lower legs) 5.13. Schematic diagram of disassembly and assembly of upper and lower legs A. Remove the 4 screws as B, Separate the plug and air C, take off the Figure A hose in place 1 and 2 , zipper in Figure C take out the spring in place and separate the...
  • Page 31 V. Product Disassembly and Assembly (foot motor) 5.14. Schematic diagram of disassembly and assembly of calf roller B. Remove the 4 C, unzip the zip of A. Remove screws in the foot Figure C and dismantles the 4 screws pad in Figure B Martin, then remove in Figure A the leather cover...
  • Page 32 V. Product Disassembly and Assembly (foot motor) 5.15. Schematic diagram of foot motor disassembly C, remove the A. Remove the 12 screws in B. Separate the upper cover screws circled in Figure A and the base as shown in Figure C and take Figure B out the motor...
  • Page 33 VI. Product error code 6.1. Error code (press the calf down + stand button at the same time, then press the zero gravity button to enter, power off and exit.) Display Malfunction Possible causes Troubleshooting 1. The damage of MOS tube of kneading motor cannot be controlled Check whether the relevant accessories Kneading...

  • Page 34: Troubleshooting

    VI. Product error code 6.2. Error code (LC mode entry method: key combination: press the lower leg down + backrest up + lying down key at the same time) Display Malfunction Possible cause Troubleshooting Check whether the relevant circuits, 1. The insurance burns out and the power power board wiring harnesses and plug-ins are in supply is loose...
  • Page 35 VI. Product fault code 6.2. Error code (LC mode entry method: key combination: press the lower leg down + backrest up + lying down key at the same time) Display Malfunction Possible cause Troubleshooting Check whether the relevant circuits, Damage of MOS tube of 1.
  • Page 36 1. The whole machine does 9. A certain group of not work airbags does not work 2. Kneading doesn't work 10. Bluetooth MP3 does not work 3. Tapping doesn't work 11. Intelligent voice 4. The manipulator does control does not work not walk up and down 5.
  • Page 37 Ⅶ, product fault diagnosis 7.1. The whole machine does not work Figure 1 Figure 2 Figure 3 Figure 4 Fault judgment and maintenance: A. First of all, eliminate external factors, such as the power cord and power socket do not supply power, and the power switch of massage chair is closed.
  • Page 38 Ⅶ, product fault diagnosis 7.2. The kneading motor does not work Manipulator drive board plug-in Manipulator drive plate Figure Figure Fault judgment and maintenance: A. First, check whether the wiring harness of the manipulator drive board poor contacted or plug- in falls off (Fig.
  • Page 39 Ⅶ, product fault diagnosis 7.3. The tapping motor does not work Manipulator drive board plug-in Manipulator drive plate Figure Figure Fault judgment and maintenance: A. First, check whether the wiring harness of the manipulator drive board poor contacted or plug- in falls off (Fig.
  • Page 40 Ⅶ, product fault diagnosis 7.4. The manipulator cannot walk up and down Manipulator drive board plug-in Manipulator drive plate Up and down stroke detection plate Figure Figure Figure Fault judgment and maintenance: A. First, check whether the wiring harness of the manipulator drive board has poor contact or plug-in falls off (Figure 1) B.
  • Page 41 Ⅶ, product fault diagnosis 7.5. The sole roller does not work Foot roller motor plug-in Figure Figure Figure Fault judgment and maintenance: A. Check whether the connecting wiring harness between the lower leg and the host is in poor contact and whether there is DC24V output (under Figure 1) B, if there is no voltage output, check whether the plug-in on the drive board is loose and whether there is voltage output, no...
  • Page 42 Ⅶ, product fault diagnosis 7.6. The backrest electric cylinder does not work Figure 1 Figure 2 Fault judgment and maintenance: A. First, press and hold the control button of the electric cylinder, listen to the buzzer sound "beep, beep,", and after loosening, send out two "drip" sounds to judge that the signal of the electric cylinder has not been detected, and the electric cylinder may be damaged or the drive plate may be damaged, so it can be replaced;...
  • Page 43 Ⅶ, product fault diagnosis 7.7. The calf electric cylinder does not work Figure 1 Figure 2 Fault judgment and maintenance: A. First, press and hold the control button of the electric cylinder, listen to the buzzer sound "beep, beep,", and after loosening, send out two "drip" sounds to judge that the signal of the electric cylinder has not been detected, and the electric cylinder may be damaged or the drive plate may be damaged, so it can be replaced;...
  • Page 44 Ⅶ, product fault diagnosis 7.8. Back heating does not work Figure 1 Figure 2 Figure 3 Figure 4 Fault judgment and maintenance: A. Check whether the backrest heating wire plug-in poor contacted or falls off (Figure 1); B, use a multimeter to measure whether there is AC24V voltage in the yellow plug-in of the driving board and the plug-in of the backrest cushion.
  • Page 45 Ⅶ, product fault diagnosis 7.9. A certain set of air pressure does not work Figure 1 Figure 2 Figure 3 Fault judgment and maintenance: A. Check whether the air bag is broken and whether the air hose is bent (Figure 2 and Figure 3); high probability! B, the solenoid valve controlling the air pressure of the road is damaged (Figure 2);...
  • Page 46 Ⅶ, product fault diagnosis 7.10, Bluetooth MP3 does not work Figure 2 Figure 1 Figure 3 Fault judgment and maintenance: A. (If the mobile phone is successfully paired with Bluetooth) Check that the wiring harness of the audio Bluetooth board is poor contacted or the Bluetooth MP3 board is poor. It can be replaced;...
  • Page 47 Ⅶ, product fault diagnosis 7.11. Intelligent voice control does not work Figure 1 Figure 2 Figure 3 Fault judgment and maintenance: A. Turn on the massage chair function through the voice commands, and listen to whether the voice has a response. Figure 1; B, voice control does not work, the receiving microphone wiring harness and signal is poor, or the drive board and intelligent voice control board are damaged Figure 2 and Figure 3.