Bionet Cardio 7 Service Manual
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Bionet Cardio 7 Service Manual

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Cardio 7
SERVICE MANUAL
Version 1.01
www.ebionet.com

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Summary of Contents for Bionet Cardio 7

  • Page 1 Cardio 7 SERVICE MANUAL Version 1.01 www.ebionet.com...
  • Page 2 Service Manual of Cardio 7 Revision History Edition Date Page Comment Ver. 1.0 2015-11-26 Initial release 2017-01-20 p. 79 Ver. 1.01 p. 6, 18 p. 17 C7SM-1.01 2/79...

  • Page 3: Table Of Contents

    Service Manual of Cardio 7 - TABLE OF CONTENTS – Section 1. General Information ....................5 1-1. Introduction ..................................5 1-2. Features of the equipment ............................5 1-3. Equipment description .............................. 6 1-4. System Installation ..............................16 1-5. Terms of Warranty ...............................17 1-6.
  • Page 4 Service Manual of Cardio 7 Section 6. Replaceable Parts List and Accessory .............63 6-1. Replaceable Part List ..............................63 6-2. Accessory ..................................68 Section 7. Connector Pin Assignment .................70 7-1. Patient Cable Port ..............................70 7-2. Spirometry Port ................................70 Section 8. PCB Part disposition ....................71 8-1.

  • Page 5: Section 1. General Information

    Service Manual of Cardio 7 Section 1. General Information 1-1. Introduction Cardio 7 is medical equipment with 12 channels to measure and record the patient‟s ECG. It provides parameters for diagnosis and automatic diagnosis, but also is effective to manage the charts of the user as the user can print out the patient‟s information of the record of patient‟s ECG.

  • Page 6: Equipment Description

    ⑦ ⑤ Basic components and accessories ① Cardio 7 main unit (1 EA): ECG recording machine ② Patient cable (1 EA): It transfers the patient‟s ECG signal from patient‟s body ③ Limbs electrode (1 SET): It‟s connected with patient‟s body ④...
  • Page 7 ① Battery pack (1 EA) ② Hanger (1 EA) ③ Cart (1 EA) Warning Do NOT disassemble the case of the equipment to avoid the electric shock. Refer servicing to Bionet Co., Ltd. qualified personnel or your local authorized dealer. C7SM-1.01 7/79...
  • Page 8 Service Manual of Cardio 7 Main Unit ▣ Top View ④ ① ⑤ ③ ② ③ ① Handle ② Printer door ③ Printer door release button ④ LCD ⑤ Control panel C7SM-1.01 8/79...
  • Page 9 Service Manual of Cardio 7 view Front ▣ ① ① Slide knob (Printer cover opening button) ▣ Rear view ① ② ③ ④ ⑤ ⑥ ① Protective ground terminal ② Power switch ③ RJ45 LAN port ④ AC power connection part ⑤...
  • Page 10 Service Manual of Cardio 7 ▣ Left side view ① ① Handle ▣ Right side view ① ① Patient cable connection port C7SM-1.01 10/79...
  • Page 11 Service Manual of Cardio 7 Initial Screen After you finished all installation and turn on the power switch, you can see the system version, the company name, and menu to select „ECG‟ or „SPIROMETER‟ on the screen To select ECG, locate the menu box on ECG and press the rotary key or touch the selection box on the screen.
  • Page 12 Service Manual of Cardio 7 LCD display ① ② ③ ④⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ⑪ C7SM-1.01 12/79...
  • Page 13 Service Manual of Cardio 7 ① ECG recoding mode ② Heart beats ③ Patient information ④ Barcode ⑤ USB memoy ⑥ Wired or Wireless mode ⑦ Power(AC) or Battery mode ⑧ ECG waveform - Gain ⑨ ECG waveform - Speed C7SM-1.01...
  • Page 14 Service Manual of Cardio 7 Control panel ① ② ③ ⑦ ④ ⑤ ⑥ ⑧ ⑨ Push Buttons  ① Print out the rhythm data on A4 size or continuous paper. 10sec. and long-term readings (1min., 3min., 5min., ② 10min.) are saved and are printed as an output form after processing.
  • Page 15 Service Manual of Cardio 7 Indication lamp  A light indicator lets you know that the battery is on and shows your current battery charging status. A red light ⑦ indicator lets you know that the battery is charging and a green light indicator lets you know the batter is fully charged.

  • Page 16: System Installation

    C4, C5, and C6 of the patient cable. Recording paper installation Printer door open if printer release button at the side of Cardio 7 is pushed in the right. Place the recording paper with the signal-recording side up and push back to close.

  • Page 17: Terms Of Warranty

    “Consumer‟s protection law” noticed by ministry of finance and economy. - Cardio 7 is warranted by Bionet Co., Ltd. to be free from defects in material and workmanship for one year (two years in Europe) from date of purchase.
  • Page 18 Service Manual of Cardio 7 Electrical Internal noise: 20uV(p-p)max Input circuit: floating input Input impedance: More than 10MΩ Input voltage range: ±5mV CMRR: Greater than 100dB DC offset voltage: ≥ ±300mV Time constant: 3.2 sec Patient leakage current: < 10uA Frequency response: 0.05 ~ 150 with in –3dB...

  • Page 19: Section 2. Troubleshooting

    Connector) is poor.  Re-solder the cable. on and off frequently. ● When the Cardio 7 is turned on, the pin no. 8‟s voltage has to be always 14.6V. 1) Is the pin no. 1/2‟s voltage is 14.6  Yes  replace the main board.

  • Page 20: Wave Printing

    Service Manual of Cardio 7 2-2. Wave Printing Problem Solution 1. If the normal wave patterns show up to right of chart as shown in problem1, 2, diagnosis output print too early. 2. It takes some time to show the normal wave patterns.
  • Page 21 Service Manual of Cardio 7 1. This problem occurs when the filter value is not corrected. 2. Press the menu key, showing the overlapped circle and triangle, at the bottom of the Keypad. 3. Press the right arrow key once to select FLT and then press the menu key.
  • Page 22 Service Manual of Cardio 7 1. This problem occurs when the chest electrode is not properly in contact with the body. 2. Check with simulator there is any cut on the patient cable. 3. Check there is any damage to the chest electrode.

  • Page 23: Diagnosis

    Service Manual of Cardio 7 2-3. Diagnosis Problem Resolution 1. If disease is diagnosed, abnormal ECG always appears. 2. LVH occurs when the sum of one of V1 or and one of V5 or V6 is 3.5 or higher. 3. Upgrade to the latest version of the software.

  • Page 24: Filter

    Service Manual of Cardio 7 2-4. Filter Base line Filter  Base line drift is caused by a patient‟s breathing. ECG signal is overlapped on a large parabola. If you want to set Base line drift, select „ON‟. Otherwise, select OFF. The set value appears on the bottom part of the printed form indicating 0.1HZ- when set to ON,...
  • Page 25 Service Manual of Cardio 7 Low pass Filter  When ECG is not clear even after all three filters are set to ON, the use of low frequency filter will produce clear ECG signal. The low frequency filter can be set to 40Hz, 100Hz, and 150Hz and OFF.

  • Page 26: Trouble Shooting Guide

    Service Manual of Cardio 7 2-5. Trouble Shooting Guide 1) Power is off The power is off Does the power input Change the power cable break input cable down? Does the power switch Change the power cable short- switch cable...
  • Page 27 Service Manual of Cardio 7 2) LCD screen is blank although the power is on LCD screen is blank although the power is on Check the Does the LCD cable condition of the have a poor condition connection and of connection or short-...
  • Page 28 Service Manual of Cardio 7 3) Printer is not working properly When the printer is not working properly Does you Make the paper flat and place on the place it facing up in printer order to let printer correctly? cover shut?
  • Page 29 Service Manual of Cardio 7 4) EKG wave does not come out or it's very small EKG wave does not come out or small Is the patient Reconnect the cable patient cable connecter carefully correctly? Is the electrode Cleanse the...
  • Page 30 Service Manual of Cardio 7 5) USB memory does not working properly EKG files do not write to USB memory properly Format USB Is USB memory formatted in FAT memory in FAT file system? file system Remove all files Is USB memory space full ?
  • Page 31 Service Manual of Cardio 7 6) USB barcode reader does not working properly Does USB Barcode reader not work properly? Check the condition of Does the USB sig cable have a the connection and Re- poor condition of connection? connect the cable.

  • Page 32: Section 3. Adjustment

    Service Manual of Cardio 7 Section 3. Adjustment 3-1. LCD Backlight There are 27 pieces of LED are connected inside part of LCD as follow. And brightness of LCD could not be adjustable. LED Backlight Driver supply power to Backlight Unit as follow picture.

  • Page 33: Lead Fault

    Service Manual of Cardio 7 3-2. Lead Fault - If „RA‟ Lead becomes Fault, the wave types of all Leads will not be indicated. - If „LA‟ Lead becomes Fault, the wave types of I and V1-V6 Leads will not be indicated.

  • Page 34: Filter Setting

    Service Manual of Cardio 7 3-3. Filter Setting To choose device setup, date part in main view of EKG should be selected as follow picture. Filter could be adjusted by choosing Filter Setup in Basic Setup. C7SM-1.01 34/79...
  • Page 35 Service Manual of Cardio 7 C7SM-1.01 35/79...

  • Page 36: Section 4. Block Diagram/Description

    Service Manual of Cardio 7 Section 4. Block Diagram/Description 4-1. Circuit Block Diagram C7SM-1.01 36/79...

  • Page 37: Equipment Overview

    Service Manual of Cardio 7 4-2. Equipment Overview 1) Top A: Printer Assembly B: Lcd Assembly C: Control Panel 2) Bottom A: Battery Cover C7SM-1.01 37/79...
  • Page 38 Service Manual of Cardio 7 3) Front A: Slide Knob (Printer Cover Opening Button) B: Top Cover Assembly C: Bottom Cover Assembly 4) Rear A: AC Power Connection Part B: Protective Ground Terminal C: Power Switch D: USB Port E: Spirometry Port F: RJ45 Lan Port C7SM-1.01...
  • Page 39 Service Manual of Cardio 7 5) Right Side A: Patient cable connection port 6) Left Side A: Handle C7SM-1.01 39/79...

  • Page 40: Size And Weight

    Service Manual of Cardio 7 4-3. Size and Weight Size: 290(W) X 300(H) X 89.5(D) mm  Weight: approx. 3 Kg  C7SM-1.01 40/79...

  • Page 41: Section 5. Disassembly And Assembly

    Service Manual of Cardio 7 Section 5. Disassembly and Assembly 5-1. Module Description UI Board Power Board Base Board (SMPS) Cpu Board C7SM-1.01 41/79...
  • Page 42 Service Manual of Cardio 7 1) UI Board < Top > < Bottom > A: 40Pin SMD FFC Cable B: Lcd Data Connector(Lcd) C: Lcd Data Connector(Lcd) D: Touch Panel Connector E: Touch Panel Connector F: Touch IC G: Voltage Regulator...
  • Page 43 Service Manual of Cardio 7 2) Base(Power + Analog) Board <TOP> <BOTTOM> A: USB Port B: Spirometer Connector C: Lan Port D: Siwtch Connector E: Input DC Connector(SMPS Output) F: Voltage Regulator G: Lcd Data Connector H: Motor Driver I: Main Connector(UI Main Connector)
  • Page 44 Service Manual of Cardio 7 3) Cpu Board <TOP> <BOTTOM> A: MCU B: DDR3 SDRAM C: Power Management D: eMMC Flash C7SM-1.01 44/79...
  • Page 45 Service Manual of Cardio 7 4) Power Module ( SNP-H068-M ) < Top > < Bottom > It receives 100-240V AC, 50-60Hz signal or battery and supplies 15V to the Base board. 5) Printer It consists of the TPH (Thermal Printer Head), motor, and paper sensor. And it is linked to the Base board with 3-pin, 6-pin, and 14-pin cable and approves 24V AC power which will be approved only if the printer assembly is working.
  • Page 46 Service Manual of Cardio 7 6) Battery It is linked to the Digital board with a 3-pin cable. It is 11V, 2600mA/h and consists of three 4.2V, 2600mA/h Li-ion Rechargeable battery. It is packed in parallel with 2 sets which are connected with 3 cells in series and 1 spacer.

  • Page 47: Internal Cabling

    Service Manual of Cardio 7 5-2. Internal Cabling C7SM-1.01 47/79...
  • Page 48 Service Manual of Cardio 7 A: Lcd Assembly B: 40Pin FFC Cable C: New Battery Cable Assembly C7SM-1.01 48/79...
  • Page 49 Service Manual of Cardio 7 E: QN-TPH-Cable F: Motor Assembly G: Power Switch Cable Assembly C7SM-1.01 49/79...

  • Page 50: Disassembly

    Service Manual of Cardio 7 5-3. Disassembly Step1. Removing the Top cover a. Removing the 5 screws from the bottom cover. C7SM-1.01 50/79...
  • Page 51 Service Manual of Cardio 7 b. Removing the Top cover. 1) Open the printer cover by pushing slide knob. 2) Disconnect 40Pin FFC cable and Main Cable. 3) Remove Top cover as shown below. • Pull 40Pin FFC Cable from the connector of Base board.
  • Page 52 Service Manual of Cardio 7 < Bottom Cover Assembly > < Top Cover Assembly > C7SM-1.01 52/79...
  • Page 53 Service Manual of Cardio 7 Step2. Replacing the Printer Assembly a. Remove the 4 screws from the bottom cover. b. Disconnect the 3 printer cables from the Base Board. C7SM-1.01 53/79...
  • Page 54 Service Manual of Cardio 7 < Printer Assembly > Step3. Replacing the Base Board a. Remove the 9 screws from the bottom cover. C7SM-1.01 54/79...
  • Page 55 Service Manual of Cardio 7 b. Disconnect the power connector and the battery cable. c. Disconnect the power switch cable and ground cable. C7SM-1.01 55/79...
  • Page 56 Service Manual of Cardio 7 Step5. Replacing the Power Module(SMPS) a. Disassemble Ground cable of Power Board(SMPS) and AC Inlet Ground cable from Protection Grounding Terminal. b. Remove the 4 screws from SMPS Bracket. C7SM-1.01 56/79...
  • Page 57 Service Manual of Cardio 7 Step6. Replacing the Key Board a. Remove the rotary switch from Top cover C7SM-1.01 57/79...
  • Page 58 Service Manual of Cardio 7 b. Remove the 7 screws from Inside of Top cover C7SM-1.01 58/79...
  • Page 59 Service Manual of Cardio 7 c. Remove the 4 screws and disconnect the 40Pin SMD FFC cable and Main cable. d. Disconnect the Lcd data cable and Touch panel cable. C7SM-1.01 59/79...
  • Page 60 Service Manual of Cardio 7 Step7. Replacing the Lcd a. Remove the Lcd Pull out the Lcd assembly from the Lcd frame. C7SM-1.01 60/79...
  • Page 61 Service Manual of Cardio 7 Step8. Replacing the Battery a. Remove the 2 screws from Bottom cover b. Take out Battery from Bottom cover c. Remove the Battery cable connector C7SM-1.01 61/79...

  • Page 62: Assembly

    Service Manual of Cardio 7 5-4. Assembly Assemble the reverse way from Step.8 to Step.1 * Note Please check whether two parts which is circled in red (rubber handle & printer lock) are connected correctly. C7SM-1.01 62/79...

  • Page 63: Section 6. Replaceable Parts List And Accessory

    Service Manual of Cardio 7 Section 6. Replaceable Parts List and Accessory 6-1. Replaceable Part List < Top cover ass’y > DESCRIPTION Q’TY KNOB_SLIDE Screw Tapping 1종 M3XL8 Screw SEMS_M3XL6 LCD PANEL ASS'Y NLK(INNOLUX)7" BRACKET_LCD NLK(INNOLUX)7" SHEET_LCD_NLK(INNOLUX)7" UI B/D ASS'Y TOP_COVER-Cardio7 C7SM-1.01...
  • Page 64 Service Manual of Cardio 7 < Bottom cover ass’y > DESCRIPTION Q’TY FUSE COIN BATTERY ASS‟Y COIN BATTERY BOARD LABEL_ECG_CONN SPACER SUPPORT CPU BOARD GND POLE ASS‟Y POWER SWITCH CABLE ASS‟Y Screw SEMS_M3XL6 AC INLET, CABLE HARNESS ASS‟Y BASE BOARD POWER MODULE ASS‟Y...
  • Page 65 Service Manual of Cardio 7 < Printer module ass’y > DESCRIPTION Q’TY Frame Printer MOTOR ASS‟Y SCREW BH M3.0 X 8L PLATTEN ROLLER ASS‟Y BUSHING GEAR (A) E RING(Φ3용) GEAR (B) HOOK BRACKET HOOK SPRING PRINTER COVER BRACKET MAIN PRINTER BRUSH_TPH SCREW Tapping 1종...
  • Page 66 Service Manual of Cardio 7 < Cardio7(Q) ass’y > DESCRIPTION Q’TY SCREW Tapping 1종 PWH M4.0 X 16L SCREW Tapping 1종 PWH M3.0 X 10L Knob Function Rubber Handle Black Cardio7(Q) MAIN BOTTOM ASS‟Y PRINTER MECHA ASSY Cardio7(Q) MAIN TOP ASS‟Y C7SM-1.01...
  • Page 67 Service Manual of Cardio 7 < Battery ass’y > DESCRIPTION Q’TY Screw BH M3XL6 RUBBER_FOOT BATTERY_COVER BATTERY COVER CUSHION BATTERY GUIDE CUSHION – Small BATTERY GUIDE CUSHION – Large BATTERY Cardio7(Q) System ASS‟Y C7SM-1.01 67/79...

  • Page 68: Accessory

    Service Manual of Cardio 7 6-2. Accessory C7SM-1.01 68/79...
  • Page 69 Service Manual of Cardio 7 C7SM-1.01 69/79...

  • Page 70: Section 7. Connector Pin Assignment

    Service Manual of Cardio 7 Section 7. Connector Pin Assignment 7-1. Patient Cable Port Pin Description Name 7-2. Spirometry Port Pin Description Name SPIRO POWER C7SM-1.01 70/79...

  • Page 71: Section 8. Pcb Part Disposition

    Service Manual of Cardio 7 Section 8. PCB Part disposition 8-1. Base(Power + Analog) Board < Top > < Bottom > C7SM-1.01 71/79...

  • Page 72: Ui Board

    Service Manual of Cardio 7 8-2. UI Board < Top> < Bottom > C7SM-1.01 72/79...

  • Page 73: Cpu Board

    Service Manual of Cardio 7 8-3. CPU Board < Top > < Bottom > C7SM-1.01 73/79...

  • Page 74: Section 9. Software Upgrade

    [ Advance Preparation ] 1) USB memory(*Note 1) 2) Unzip the bionet.zip file and copy to USB memory the bionet.zip file. 3) Copy to bionet_cardio7\packages folder the bup file. * Note 1 : File system of USB memory must be the FAT32 or FAT .

  • Page 75: Procedure Of Upgrading

    Service Manual of Cardio 7 9-2 Procedure of Upgrading 1) Connect to the usb port that upgrade software files are copied to a usb memory. Setup Path - Setup → Service → Select to Upgrade icon 2-1) Enter the Password 2-2) Run Upgrade Program that check the password.(*Note 1)
  • Page 76 Service Manual of Cardio 7 3-1) Select the upgrade file. 3-2) Select the Accept icon. 4-1) Select the Start Upgrade icon. 4-2) Run to upgrade. C7SM-1.01 76/79...
  • Page 77 Service Manual of Cardio 7 5) When the upgrade is complete, turn off and on. Note If the UI software problem can't enter the setup menu. 1. Connect the USB memory upgrade for the equipment.. 2. When you turn on the power, hold the [ AUTO + COPY ] key to enter the upgrade mode.

  • Page 78: Integration Setup

    Service Manual of Cardio 7 9-3. Integration setup 1) The EKG, Spiro and PACS is setting menu. 2) Password is "56624264" C7SM-1.01 78/79...
  • Page 79 Service Manual of Cardio 7 International Sales & service Bionet Co., Ltd. : 5F, Shinsegae I&C Digital Center 61 Digital-ro 31 gil, Guro-gu, SEOUL 08375, REPUBLIC OF KOREA Tel : +82-2-6300-6410 / Fax : +82-2-6499-7789 / e-mail: sales@ebionet.com Website: www.ebionet.com U.S.A sales &...

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