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EDAN DUS 60 Service Manual

Digital ultrasonic diagnostic imaging system
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hello sir i **** sudip ,i work as Biomedical Equipment technician in nepal, there is a issue of screen automatic scrolling without any command in Edan dus60 usg

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Summary of Contents for EDAN DUS 60

  • Page 2 This manual will help you understand the operation and maintenance of the product better. It is reminded that the product shall be used strictly complying with this manual. User’s operation failing to comply with this manual may result in malfunction or accident for which EDAN INSTRUMENTS, INC. (hereinafter called EDAN) can not be held liable.
  • Page 3 inaccurate data, or invalidate a procedure. NOTE A NOTE provides useful information regarding a function or a procedure.

  • Page 4: Table Of Contents

    3.9.3. Software/Option Configuration..................43 3.9.4. User Manual ......................... 43 Chapter 4 Components and Functions (Theory)............... 44 4.1. Description of the DUS 60 Operating Modes ..............44 4.2. Principle Block Diagram....................44 4.2.1. Keyboard Board ......................46 4.2.2. Main Board........................49 4.2.4.
  • Page 5 4.5. File Management........................ 62 4.6. Software Configuration Checks ..................62 4.7. Peripheral Checks....................... 62 Chapter 5 Disassembly ........................ 63 5.1. Main Structure........................63 5.2. Disassembly ........................64 5.2.1. Keyboard Module......................65 5.2.2. Battery .......................... 69 5.2.3. Power Board......................... 70 5.2.4. Mother Board, Relay Board and Probe Socket Board ..........73 5.2.5.

  • Page 6: Chapter 1 Warranty And Service

    Limitation of Warranty Direct, indirect or final damage and delay caused by the following situations for which EDAN is not responsible may void the warranty:  Groupware is dismounted, stretched or redebugged.
  • Page 7 After receiving the RMA form from the service department, the customer sends defective parts to EDAN in advance. We will analyze the problems and discuss with the customer about either repairing or replacing the part(s). Once the maintenance fee is invoiced and paid, we will make sure to dispatch good part(s) to the confirmed address.
  • Page 8 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Contact Information If you have any question about maintenance, technical specifications or malfunctions of devices, do not hesitate to contact us. EDAN Instruments, Inc. TEL: +86-755-26898321, 26899221 FAX: +86-755-26882223, 26898330 E-mail: support@edan.com.cn...

  • Page 9: Chapter 2 Introduction

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Chapter 2 Introduction The service provider must read and understand all the information presented in this manual before installing or servicing a unit. Typical users of the basic service manual:  Service personnel (installation, maintenance, etc.);...

  • Page 10: Human Safety

    2. Follow the experienced technician’s instruction when connecting the earth wire. 2.1.2. Human Safety Servicing should be performed by authorized personnel only. Only personnel who have participated in the DUS 60 training are authorized to service the equipment. 2.1.3. Mechanical Safety WARNING 1.
  • Page 11 4. When more than one medical device is connected to the patient, leakage currents of the devices are summed together. Use caution. 5. Only accessories supplied or recommended by EDAN can be used. Or else, the performance and electric shock protection can not be guaranteed.

  • Page 12: Battery Safety

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 2.1.5. Battery Safety WARNING 1. Improper operation may cause the internal li-ion battery (hereinafter called battery) to be hot, ignited or exploded, and it may lead to the decrease of the battery capacity. It is necessary to read the user manual carefully and pay more attention to warning messages.

  • Page 13: Probe Acoustic Output Parameters List

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 2.3. Probe Acoustic Output Parameters List 2.3.1. Test of Probe C321UA Acoustic Output Reporting Table Transducer Mode C321UA Operation Mode B Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.8458...
  • Page 14 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode C321UA Operation Mode B+M Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.8458 0.1768 0.0178 0.0639 0.5391 1.506 31.4 2.317...
  • Page 15 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode C321UA Operation Mode PW Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.4616 0.6412 3.0623 1.3986 0.8082 87.47 87.47...

  • Page 16: Test Of Probe C613Ua

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 2.3.2. Test of Probe C613UA Acoustic Output Reporting Table Transducer Mode C613UA Operation Mode B Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.8883 0.0725 0.1634...
  • Page 17 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode C613UA Operation Mode B+M Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.8883 0.0655 0.0082 0.0302 0.1578 2.155 4.799 0.336...
  • Page 18 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode C613UA Operation Mode PW Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.4034 0.447 1.5775 0.5415 0.9316 17.62 17.62 17.62...

  • Page 19: Test Of Probe C343Ua

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 2.3.3. Test of Probe C343UA Acoustic Output Reporting Table Transducer Mode C343UA Operation Mode B Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.9043 0.146 0.5312...
  • Page 20 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode C343UA Operation Mode B+M Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.9043 0.1146 0.0248 0.0961 0.4581 1.557 32.71 3.244...
  • Page 21 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode C343UA Operation Mode PW Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.5245 0.6354 3.006 1.2387 0.861 86.45 86.45...

  • Page 22: Test Of Probe L763Ua

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 2.3.4. Test of Probe L763UA Acoustic Output Reporting Table Transducer Mode L763UA Operation Mode B Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.8131 0.0631 0.2158...
  • Page 23 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode L763UA Operation Mode B+M Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.8131 0.0653 0.0132 0.0443 0.2448 1.816 11.08 1.072...
  • Page 24 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode L763UA Operation Mode PW Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.3692 0.5655 0.6092 0.8751 30.24 30.24 of[W (z1),(mW) 23.12...

  • Page 25: Test Of Probe C362Ua

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 2.3.5. Test of Probe C362UA Acoustic Output Reporting Table Transducer Mode C362UA Operation Mode B Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.8549 0.1619 0.769...
  • Page 26 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode C362UA Operation Mode B+M Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.8549 0.0922 0.0146 0.0582 0.4652 1.528 30.57 1.898...
  • Page 27 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode C362UA Operation Mode PW Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.4772 0.5209 2.1213 0.9647 0.7812 67.33 67.33...

  • Page 28: Test Of Probe L742Ua

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 2.3.6. Test of Probe L742UA Acoustic Output Reporting Table Transducer Mode L742UA Operation Mode B Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.9257 0.1136 0.4053...
  • Page 29 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode L742UA Operation Mode B+M Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.9257 0.1148 0.0205 0.0455 0.4348 2.017 13.79 0.8535...
  • Page 30 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode L742UA Operation Mode PW Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.2692 0.7442 0.6186 0.7842 0.6542 26.41 26.41 26.41...

  • Page 31: Test Of Probe E613Ua

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 2.3.7. Test of Probe E613UA Acoustic Output Reporting Table Transducer Mode E613UA Operation Mode B Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.7349 0.0841 0.1426...
  • Page 32 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode E613UA Operation Mode B+M Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.7349 0.0765 0.0096 0.0264 0.1389 1.677 5.545 0.3882...
  • Page 33 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode E613UA Operation Mode PW Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.3292 0.3405 1.0256 0.3745 0.696 of[W (z1),(mW) (z1)] ta.3...

  • Page 34: Test Of Probe C363Ua

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 2.3.8. Test of Probe C363UA Acoustic Output Reporting Table Transducer Mode C363UA Operation Mode B Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.8507 0.1496 0.5623...
  • Page 35 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode C363UA Operation Mode B+M Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.8507 0.1166 0.0182 0.0598 0.4682 1.493 35.2 2.413...
  • Page 36 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode C363UA Operation Mode PW Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.5314 0.5852 2.75 1.1357 0.8781 79.26 79.26...

  • Page 37: Test Of Probe L743Ua

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 2.3.9. Test of Probe L743UA Acoustic Output Reporting Table Transducer Mode L743UA Operation Mode B Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.7874 0.0863 0.2326...
  • Page 38 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode L743UA Operation Mode B+M Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.7874 0.0866 0.0183 0.0368 0.2517 1.985 8.0099 0.72...
  • Page 39 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode L743UA Operation Mode PW Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.4043 0.9339 3.0125 0.8505 0.9634 35.2 35.2 35.2...

  • Page 40: Test Of Probe E743Ua

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 2.3.10. Test of Probe E743UA Acoustic Output Reporting Table Transducer Mode E743UA Operation Mode B Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.8577 0.1067 0.2815...
  • Page 41 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode E743UA Operation Mode B+M Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.8577 0.0881 0.0183 0.0371 0.2521 1.967 8.2969 0.75...
  • Page 42 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Acoustic Output Reporting Table Transducer Mode E743UA Operation Mode PW Mode Index Label Non-Scan Scan Non-scan ≤1 >1 aprt aprt Global Maximum Index Value 0.4087 0.9333 1.6167 0.8497 0.9729 39.88 39.88 39.88...

  • Page 43: Chapter 3 Installation

    Ultrasound machines also generate EMI. The DUS 60 complies with limits as stated on the EMC label. However, there is no guarantee that interference will not occur in a particular installation.

  • Page 44: Connection Of Auxiliary Devices

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual where gaskets created will permit RF leakage. Or, if a label has been found in such a touch metal position, move the label. EDAN specified The interconnecting cables are grounded and require ferrite beads and harnesses other shielding.

  • Page 45: Equipotential Bonding

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Figure 3-2 Peripheral Ports USB port USB port Footswitch port Network port VGA output port Video output port Video print control--remote 3.5. Equipotential Bonding Equipotential terminal Rear panel Potential equalization conductor...

  • Page 46: Monitor Connection

    3.7. External USB-Devices Connection: When an external USB-storage device (such as a USB disk or an external hard disk) is connected to the DUS 60 system, the system detects the device and automatically installs a driver. Disconnection: Unplug or eject devices directly.

  • Page 47: Configuration

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Scan Direction Mark Figure 3-5 Probe Scan Direction Mark Schematic Diagram There is information about Model and SN on the probe. To connect a transducer: 1. Place the transducer’s carrying case on a stable surface and open the case.

  • Page 48: Monitor Specifications

    Refer to the DUS 60 User Manual, Chapter 5.7.3 General Presetting, for information on configuring items like hospital name, language, date, time, date format, time format, etc. For information on configuring user settings, refer to the DUS 60 User Manual, Chapter 5.7.4 – 5.7.8, for presetting information.

  • Page 49: Chapter 4 Components And Functions (Theory)

    4.2. Principle Block Diagram The DUS 60 is composed of probe, front end, ultrasound echo signal processing, video overlay, CPU system control, power, peripheral equipment, etc., which is shown in figure 4-1. - 44 -...
  • Page 50 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Figure 4-1 Principle Block Diagram  The following technologies were adopted in this equipment, which achieves wider focus area and richer information in image:  This device adopts 4-sector dynamic focusing which can be combined conveniently and provides higher resolving power.

  • Page 51: Keyboard Board

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 4.2.1. Keyboard Board Definitions of Keyboard board Interface connected to the main board – Pin No. Symbol POWER DOWN +5V LED AC Pin No. Symbol GND GND LED CHARGE Pin No.
  • Page 52 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Interface connected to the trackball – Pin No. Symbol MODE Interface connected to the main board – J3 (to download program) Pin No. Symbol Pin No. Symbol reserved 4 /RST Interface connected to the main board –...
  • Page 53 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Interface connected to the standard PC board – Pin No. Symbol Pin No. Symbol KEY0 KEY1 KEY2 KEY3 KEY4 KEY5 KEY6 KEY7 KEY8 KEY9 KEY10 KEY11 KEY12 KEY13 KEY14 KEY15 KDET0...

  • Page 54: Main Board

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 4.2.2. Main Board Definitions of Mainboard (V0.002) Interface connected to the foot switch – Pin No. Symbol Pin No. Symbol D3.3V D3.3V Interface connected to the loudspeaker – Pin No. Symbol Pin No. Symbol...
  • Page 55 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual – Connector for debugging programming Pin No. Symbol DBG_RXD232 DBG_TXD232 Power control -J5 Pin No. Symbol Pin No. Symbol VTX_CNTRL 2 LED_CHARGE RXD0 HV_CNTRL TXD0 HV_CNTRL1 LED_AC POWER_DOWN Interface connected to the LCD –J6 (LCD data port) Pin No.
  • Page 56 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Interface connected to the VGA – Pin No. Symbol Pin No. Symbol VGA_OUT_RED VGA_OUT_GREEN VGA_OUT_BLUE 4 reserved reserved reserved reserved HSYN VSYN reserved Interface connected to the power board – Pin No. Symbol Pin No.
  • Page 57 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Network port -J10 Pin No. Symbol Pin No. Symbol (through capacitance) (through capacitance) (through (through capacitance) capacitance) OP2 ESD VDD_3V3 OP1 ESD VDD_3V3 Interface connected to the mother board – - 52 -...
  • Page 58 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Pin No. Symbol Pin No. Symbol Pin No. Symbol HVSLE2 HVSLE1 R_CNTRL B2 HVS_CLK HVS_D7 HVS_D6 HVS_D5 HVS_D4 HVS_D3 HVS_D2 HVS_D1 HVS_D0 IDA0 IDA1 IDA2 IDA3 IDB0 IDB1 IDB2 IDB3 CH29...
  • Page 59 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Print remote port – Pin No. Symbol PRINT_BUSY_IN PRINT_BUSY_IN PRINT_SIGNAL_OUT PRINT_SIGNAL_OUT Interface connected to the keyboard board – Pin No. Symbol Pin No. Symbol D5V2_KEY 2 LED_AC RXD1 LED_CHARGE TXD1 POWER_DOWN Video out port –...
  • Page 60 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual USB ports – J21, J22 Pin No. Symbol Pin No. Symbol Pin No. Symbol Pin No. Symbol USBH1_PWR 5 USBH0_PWR 5 USBH1_XDN USBH0_XDN USBH1_XDP USBH0_XDP - 55 -...

  • Page 61: Mother Board

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 4.2.4. Mother Board Definitions of mother board interfaces Interface connected to the main board –J1 The definitions of the J1 are same as those of J12 on the main board. Pin No. Symbol Pin No.

  • Page 62: Power Board

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual CH21 CH20 CH23 CH22 CH18 CH19 CH16 CH17 CH13 CH12 CH15 CH14 CH10 CH11 C12V_RELAY A125V A125V A-40V A-40V Interface connected to the probe socket board --J2 4.2.4. Power Board Definitions of power board interfaces NOTE: Please refer to section 6.6.4 Inspection and Maintenance on PCB for more information.

  • Page 63: Connection Block Diagram

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual J6, J7, J8 Symbol D12V EGND VTX_CNTRL HV_CNTRL EGND BAT BAT_DET EGND 4.3. Connection Block Diagram Figure 4-2 Connection Block Diagram - 58 -...

  • Page 64: Functional Checks

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 4.4. Functional Checks CAUTION System requires all covers. Operate this unit only when all board covers and frame panels are securely in place. Then covers are required for safe operation, good system performance and cooling purposes.
  • Page 65 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual The displayed zoom box can be placed over the entire B image area, Zoom also the size and the position of the zoom box can be changed. Press this key on the control panel to switch on / off the Tissue Harmonic Image function in B mode provided the active probe allows this function.

  • Page 66: Calculations And Worksheet

    When deactivating the probe, the probe is automatically placed in standby mode. 1. Press Freeze. 2. Gently wipe the excess gel from the face of the probe. (Refer to the DUS 60 user manual，13.3.2 for complete cleaning instructions.) 3. Carefully slide the probe around the right side of the keyboard, toward the probe holder.

  • Page 67: File Management

    3. Store each transducer in its protective carrying case. 4.5. File Management Perform the file management as described in section 6.8 of the DUS 60 user manual. 4.6. Software Configuration Checks Press File and select Preset, and then enter the General Preset to display the general preset...

  • Page 68: Chapter 5 Disassembly

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Chapter 5 Disassembly 5.1. Main Structure Figure 5-1 DUS 60 Main Structure 1. Switch of the keyboard 2. Main unit 3. Coupling gel 4. Probe Control panel Figure 5-2 DUS 60 Appearance...

  • Page 69: Disassembly

    Figure 5-3 DUS 60 Left View Figure 5-4 DUS 60 Right View Figure 5-5 DUS 60 Rear View The DUS 60 is consisted with power board, mainboard, mother board, relay board, probe socket board, and battery socket board, etc. 5.2. Disassembly Before disassembling the unit, please make sure that: ...

  • Page 70: Keyboard Module

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Tools: screw driver, tweezers, and pincers 5.2.1. Keyboard Module Step 1. Put the system on a flat table; Step 1 Step 2. Overturn the system to make the rear side up, and unscrew the four screws on the rear panel of the system;...
  • Page 71 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Screw position Step 2 Step 3. Overturn the system to make the right panel up, and open the coping; Step 3 Press the right part marked on the photo above and push the left part leftwards Step 4.
  • Page 72 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Step 5. Press the keyboard switch; Keyboard switch Step 5 Step 6. Take down the TGC caps (with hand), knob caps (with pincers), and two screws; Step 6 Step 7. Open the keyboard cover through the gap between the keyboard and the cover;...
  • Page 73 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Step 8. Disconnect the three cables; 3 cables Step 8 Step 9. Open the lock of the connector for the standard PC keyboard with your fingers or tweezers gently, and then disconnect the cable.

  • Page 74: Battery

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Step 11. Take down the caps of the knobs and TGC sliders, covers of the LED, and silicone keyboard to get the separate standard PC board and keyboard board. Figure 5-6 Keyboard Board 5.2.2.

  • Page 75: Power Board

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 5.2.3. Power Board Step 1. Put the system rear side up on a foam to avoid scraping the LCD, and unbolt the screw on the left side of the system; Screw position Step 1 Step 2.
  • Page 76 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Step 5. Unbolt the screws on the power module cover and disconnect the two cables connected with the main board; Disconnect the two cables Screw position Step 5 Step 6. Overturn the system to make the rear side up, disconnect the cable and unbolt the four screws to get the separate power module;...
  • Page 77 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Step 7. Unbolt the seven screws of the separate power module and disconnect the two cables to get the power board. Screw position Screw position Disconnect the two cables Step 7...

  • Page 78: Mother Board, Relay Board And Probe Socket Board

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual power board 5.2.4. Mother Board, Relay Board and Probe Socket Board Step 1. Unbolt the three screws on the right of the LCD to take down the metal cover; Step 2. Remove the baffle Mother board Step 3.
  • Page 79 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Figure 5-7 Mother Board Figure 5-8 Main Unit Without Mother Board Step 4. Unbolt the nine screws of the probe module; Screw position Step 4 Step 5. Pull out the probe module along the localization groove;...
  • Page 80 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Step 5 Step 6. Unbolt the eight screws around the separate probe module to remove the metal cover; Step 6 Step 7. Separate the relay board from the probe socket board with hand.

  • Page 81: Mainboard

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Figure 5-9 Probe Socket Board and Relay Board Figure 5-10 Separate Relay Board 5.2.5. Mainboard Step 1. Unbolt the four screws of the main board module; Screw position Step 1 Step 2. Disconnect the two cable to get the separate main board.
  • Page 82 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Two cables Step 2 Figure 5-11 Mainboard (front view) Figure 5-12 Mainboard (rear view) - 77 -...

  • Page 83: Lcd

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 5.2.6. LCD Step 1. Unbolt the seven screws that fix the LCD; Step 2. Disconnect all the cables on the LCD; Screw position Step 1 Step 3. Overturn the LCD, unbolt the four screws that fix the LCD and take out the LCD.

  • Page 84: Chapter 6 Troubleshooting

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Chapter 6 Troubleshooting 6.1. Attention and Prevention Before operating the device, you have to read this section thoroughly. WARNING There are several places on the backplane, the AC distribution, and DC distribution that are dangerous.

  • Page 85: Notice Before Switching On The Unit

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 15. Prior to operation, the operators should read the user manual carefully to be familiar with the performance and functions of the device. 16. Remove the power plug for a long time not to use the device.

  • Page 86: Observation

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual is too obvious (≥10%), when seriously, it can cause instantaneous malfunction.  Factitious malfunction caused by low responsibility of not maintaining in time or properly. The device should be checked or maintained by the technicians to settle the malfunction, and the followings are the brief introduction of basal step and method of maintenance.

  • Page 87: Eliminating Malfunction

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual principles, so, it is very important to prepare and conserve device information (Circuit drawing, Service manual, etc.). 6.5.4. Eliminating malfunction The method of eliminating malfunction should be selected according to the malfunction. The usual way is changing the defective and damaged components.

  • Page 88: Replacement Isolating The Malfunction

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual careful methods such as pressing and knocking the malfunction parts and components, these methods can effectively isolate malfunction caused because of poor contact of components and plug-in board. Do not press and knock the parts so hard to avoid damage. Meanwhile, you should observe the malfunction phenomenon carefully when pressing and knocking, if the several boards are connected together, you can press and knock one by one to reduce the malfunction scope.
  • Page 89 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Trouble fixation and correction: Switch down the system before checking the PCB. Check mutual inductance filter by multimeter to make sure there is no open circuit. Check the bridge rectification circuit in the four bridge channels to examine if shortness or open circuit exists in each channel, by diode function on multimeter.
  • Page 90 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual T21 T15 T7 TP3 T5 TP2 T3 T2 TP15 T9 - 85 -...
  • Page 91 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Test point Photo Test point Photo - 86 -...
  • Page 92 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Test point Photo Test point Photo TP15 4. Compare the measurement results with the reference results in the list. If anyone of the results exceeds the reference range, the mainboard defection is confirmed. Replacement of the mainboard is recommended.

  • Page 93: Troubleshooting

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 6.7. Troubleshooting 6.7.1. System Does Not Boot Up Is the scanner plugged in? + These two conditions should be the first items checked if the scanner doesn’t boot Is there AC at the...

  • Page 94: Noise Disturbs The Image

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 6.7.2. Noise Disturbs the Image Noise is shown in image. Is there any electrical device that affect the scanner Keep the scanner away from those electrical devices Use another wall socket...

  • Page 95: Monitor Troubleshooting

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 6.7.4. Monitor Troubleshooting Fault symptom Check these items Check the power cord is properly connected. Check the power switch on left of system is set to the “ON” The screen is dark position.

  • Page 96: Printer Troubleshooting

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 6.7.5. Printer Troubleshooting Unable to use printer(s)! Is the printer(s) Check that all signal, and power supply properly cable connections between printer and connected? scanner are OK. Are there print paper Insert the printer papers.

  • Page 97: Removable Disk Troubleshooting

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Still no image on the print out Printer OK Video output of system OK? Replace the printer Maintain the mainboard Figure 6-7 Printer - Troubleshooting (con’) 6.7.6. Removable Disk Troubleshooting 1. Connect an empty removable disk to the USB port.
  • Page 98 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual condition is free from any electrical or magnetic interference, and perhaps power supply, probe and plugs are not connected well; it’s necessary to check each one. 4. Trouble description: Image isn’t clear enough.

  • Page 99: Chapter 7 Replacement Procedures

    Equipment being returned must be clean and free of blood and other infectious substances. EDAN maintenance service (EDANMS) state that body fluids must be properly removed from any part or equipment prior to shipment. EDANMS employees, as well as customers, are responsible for ensuring that parts/equipment have been properly decontaminated prior to shipment.

  • Page 100: Software And Functional Check After The Upgrade

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Figure 7-2 Maintenance Options  EXCEPT the DICOM Installation, you can select the desired updating option and press Set to do the updating automatically.  DICOM Install: You should press Get Serial Number to get the serial number, and then press DICOM Install to upgrade DICOM.

  • Page 101: Replacing Fuses

    Step 1. Pull out the fuse-box using tweezers; Step 2. Use the tweezers to pull the fuses out through the small hole on the bottom of the box; Step 3. Put new fuses (φ5×20, T3.15AH250V) provided by EDAN in position, and reposition the fuse-box.

  • Page 102: Renewal Parts

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Step 2 Step 3 7.4. Renewal Parts 7.4.1. Description of the Boards Renewal Part Part Number DUS 60 mainboard 02.03.113080 DUS 60 probe socket board, including relay board 02.04.240044 DUS 60 mother board 02.02.113084...

  • Page 103: Renewable Cables

    DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual 11.58.047347 PC keyboard 01.18.052218 Loudspeaker 11.14.038019 12.1’ LCD 01.16.045054 JS-608R Switch 11.10.27019 Fuse 21.21.064172 Trackball 11.17.047342 DUS 60 cable holder 01.52.113229 TWSLB-001 Rechargeable Lithium-Ion battery 01.21.064135 Table 7-2 Renewal parts of the user interface 7.4.3.

  • Page 104: Probes

    Vascular, Musculo-skeletal (both Conventional and Superficial) Table 7-5 Probes 7.4.6. Needle Guide Bracket Kit The needle guide bracket kits for the DUS 60 are listed in table 7-6. Item Part Number Description 12.01.102338 BGK-CR60 For the R60 probe, 4 vessels: 14G, 18G, 20G, 22G 12.01.102355...
  • Page 105 DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual Figure 7-6 BGK-CR60 Needle Guide Bracket kit Figure 7-7 BGK-LA43 Needle Guide Bracket kit - 100 -...

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