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Cosman G4 Radiofrequency Generator Service Manual (SPI

11291

Rev A)

Section 22

22.2 RMS Stim Board Assembly

QUAN. PART NUMBER DESCRIPTION REF. DES.

1 11062 REV2 BLANK PC BOARD PCB1

1 CAM-50V-.0022UFS ,MONO CAP,.0022UF,50V,,,1206 C6

3 CAM-50V-.01UFS ,MONO CAP,.01UF,50V,,,1206 C10,C19,C20

19 CAM-50V-0.1UFS ,MONO CAP,0.1UF,50V,,,1206 C1,C2,C4,C5,C7
C12,C22,C23,
C24,C29,C30,
C31,C32,C33,
C34,C35,C36,
C37,C38

2 CAM-50V-150PFS ,MONO CAP,150PF,50V,,,1206 C17,C26

6 CAM-50V-1UFS ,MONO CAP,1UF,50V,,,1206 C13,C14,C15,
C16,C25,C27

1 CAM-50V-47PFS ,MONO CAP,47PF,50V,,,1206 C18

4 CAT-25V-10UF ,TANTALUM CAP,10UF,25V,,,2.54mm C3,C8,C9,C21

1 CAT-10V-100UF ,TANTALUM CAP,100UF,10V,,,2.54mm C28

4 CHK-AL-10mH 9250-106,INDUCTOR,10mH,,AXIAL L1,L2,
L3*,L4*(tack on)

2 CHK-AL-HZ1206 HZ1206E601R-10,FARRITE BEAD,SMD,,1206 FB1,FB2

1 CON-CO-3VT28 (Part of PC Board) J1

1 CON-CO-TRA3M TRA3M,PCB MOUNT 90 CON,3 PIN J2

1 DIO-FDLL914B FDLL914B,DIODE,,100mA,75V,MMELF D3

3 DIO-LL101C LL101C,DIODE,,10mA,40V,MMELF D1,D2,D4

1 DIO-MB4S MB4S,BRIDGE RECTIFIER,,.5A,400V,TO-269AA BR1

1 DIO-ZMM5234B ZMM5234B,ZENER DIODE,,6.2V,MMELF Z4

2 DIO-ZMM5240B ZMM5240B,ZENER DIODE,10V,,,MMELF Z3,Z5

1 ICS-AN-1799 LTC1799,ADJ OSCILLATOR,,,,SOT-23 X1

2 ICS-AN-300G IL300G,LINEAR OPTOCOUPLER,,,,DIP8 OPT1,OPT3

1 ICS-AN-398S8 LF398S8,SAMPLE AND HOLD,,,,SO-8 U2

3 ICS-AN-442DY DG442DY,QUAD ANALOG SWITCH NO,,,,SO-16 U11,U14

U18*(tack on)

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Summary of Contents for G4

Page 1: ...rsion for initial product release Prepared by ____________________________ Date ____________ Approved by ___________________________ Date ____________ Manufacturing Approved by ___________________________ Date ____________ Engineering Approved by ___________________________ Date ____________ Quality and Regulatory Affairs Approved by ___________________________ Date ____________ Management ...

Page 2: ...Cosman G4 Radiofrequency Generator Service Manual SPI 11291 Rev A Section 1 ...

Page 3: ...Cosman G4 Radiofrequency Generator Service Manual SPI 11291 Rev A Cosman G4 Radiofrequency Generator Service Manual Section 1 ...

Page 4: ...itted in any form or by any means electronic mechanical photocopying recording or otherwise without the expressed written consent of Cosman Medical Inc Additional copies of this document can be ordered from Cosman Medical Trademarks G4 Graphics 4 Graphics Four and RFG 4 are trademarks of Cosman Medical Inc All trade names referenced are the trademarks registered trademarks or products of their res...

Page 5: ...cillator resonance check 16 3 Touch Screen Display test 16 4 Temperature Display calibration check 16 5 High volts measurement calibration 16 6 Peak voltage display calibration 16 7 Off zero lockout test 16 8 Display checks 16 9 Lesion timer test 16 10 Automatic temperature control 16 11 Temperature Variation with cables 16 12 Impedance Variation with cables 16 13 Impedance range tests 16 14 No Te...

Page 6: ...to fixed rate pacing during the radiofrequency procedure When the pacemaker is in the sensing mode it may interpret the RF signal as a heartbeat and may fail to pace the heart This equipment has an output which is capable of causing a physiological effect WARNING Risk of Burns and Fire Do not use near conductive materials such as metal bed parts or inner spring mattresses WARNING Protective Earth ...

Page 7: ...uld not be used as the dispersive electrode as it is possible to burn the patient at this site due to high current densities In all applications care should be taken to maximize the surface area of the dispersive electrode The dispersive electrode should be reliably attached with its entire area against the patient s body and as close to the operating field as possible The risk of igniting flammab...

Page 8: ...eturn RF current over as large an area as possible and thus minimize heating effects at that electrode and to avoid high current densities and resultant burns in adjacent tissue NOTICE The ground pad should be placed in close proximity to the lesion site WARNING Observe the dispersive electrode during lesioning for signs of excessive heating WARNING The long term risks of creation of RF lesions ha...

Page 9: ... to any electrode WARNING To avoid unanticipated stimulation to the patient do not cycle the generator power or turn the generator power on while the patient is connected to the generator NOTICE Always have spare electrodes and cables on hand in case a problem arises with the first one during a procedure Reuseable cables and accessories should be periodically tested NOTICE Use of DGP PM ground pad...

Page 10: ...l Front panel Start Button Turn on electrode output Front panel Stop Button Turn off electrode output Output Control Knob Output Connections Reference Ground Pad Connection and all RF Electrode Output Connections isolated at low and high leakage currents G Reference Ground Pad Connection on front panel 1 RF Electrode Output Connection 1 on front panel Section 1 ...

Page 11: ...n 4 on front panel Other Connections Footswitch Remote Control Connection Equipotential Jack Terminal USB Connection Printer or Memory Stick Readings and Indicators Output On Indicator Light C Temperature Degrees Celsius Ω Impedance Ohms V Voltage Volts mA Current Milliamps W Power Watts ms Pulse Duration Width millisecons Hz Pulse Rate Frequency Hertz 1 Seconds min Time Minutes Seconds Section 1 ...

Page 12: ...edical Device Directive Unit is approved by CSA to the US standard Warnings Warning Consult Operator s Manual Warning Dangerous Voltage No user serviceable parts inside Fuse Warning Replace as marked Fire Hazard Explosion risk if used with flammable anesthetics Unit Identification Reorder Number Catalog Number Lot number Serial Number Date of Manufacture Section 1 ...

Page 13: ...11291 Rev A Other Type BF protection against electric shock Floating or isolated applied part defibrillator protected Alternating current AC Screen Shot Save image of screen to Procedure Record IPX0 Protection against ingression of water Ordinary Section 1 ...

Page 14: ...Manual output ramping Disabled in some modes Front panel Stop Button Turn off electrode output Reference Ground Pad Connection G Adjustable Feet Electrode Output Connection 1 Electrode Output Connection 2 Electrode Output Connection 3 Electrode Output Connection 4 Notes Electrode connections are made by attaching a CB112 TC cable to an Electrode Output Connection jack gray shown above Patient Refe...

Page 15: ...oltage Selection 100 Vac 120 Vac 220 Vac 240 Vac Mains Power Switch Footswitch Connection Equipotential Connection Mains AC Power Cord Connection Notes Footswitch Connection If the optional Footswitch is connected it will function as the Start button when pressed and the Stop button when released in Stimulation Thermal RF and Pulsed RF modes All other functions of the unit remain the same Equipote...

Page 16: ...ing Cable for Electrodes RFG TP Test Plug Operator s Manual NOTICE Place the Operator s Manual in a safe place for later reference NOTICE Save packaging materials for use in the event that the Generator is shipped back to Cosman Medical Inc 4 Turning on the G4 Main Menu 1 After unpacking the G4 from the shipping box plug the power cord into the rear of the unit CAUTION Make sure that the wall outl...

Page 17: ...of generator Section 2 2 Wait for 2 sec delay Startup Screen If Time Date not set 15 sec delay Set Time and Date If Time D t 15 sec delay ate previously se System Setup Section 5 Main Menu System Setup Section 5 Set Time and Date Adjust Audio Volume Change Language Calibrate Touch Screen Records Review Edit Print Export or Delete Procedure Records saved on the generator Start Procedure Section 6 L...

Page 18: ...5 5 1 Date Time Language and Audio Volume Press Calibrate Main Menu Section 4 Set Time Hour Minute AM PM Set Date Month Day Year Change Audio Volume Press Main Menu Main Menu Section 4 Start Procedure Records System Setup Touch Screen Calibration Section 5 2 Press Calibrate Change Language ...

Page 19: ...button on the System Setup and Main Menu screens For each tested button confirm that a button press is recognized if and only if the screen is pressed within the visible border of that button If this test fails for any tested button repeat the touch screen calibration WARNING Poor calibration of the touch screen may cause user input to be recognized incorrectly NOTICE Light use of a blunt plastic ...

Page 20: ...and to measure Temperature and Impedance can be tested by attaching one or more Test Plugs RFG TP to active electrode jacks and performing a procedure When a Test Plug is attached to an active electrode jack and the output is off check that the displayed Impedance is approximately 100 Ω and the displayed Temperature is approximately room Temperature ...

Page 21: ...uttons should always be considered in the context of the Error or Warning Message For example Ok Perform the described action or acknowledge the error warning message Cancel Do not perform the listed action f Common error conditions include the following See the Troubleshooting guide Section 11 for more information Open Circuit Impedance from Electrode to Reference 3000 Ω Short Circuit Impedance f...

Page 22: ...ouch Section 9 which cannot be changed during a procedure Default Settings Presets for the Graphing and One Touch i are always available in addition to user determined ones nterfaces Preset Summary Shows all settings values for the selected Preset These will be loaded when Start Procedure is pressed Electrode Setup Stimulation settings Thermal RF settings Pulsed RF settings Doctor Information User...

Page 23: ...tput connections on the front panel Section 2 1 as shown on the screen Edit Button Launches a keyboard to edit labels for the active electrode Press Ok Accept entered text Press Cancel Discard entered text Clear All Button Erases all electrode labels Labels Lists the current electrode labels Mode Bar Access other procedure screens Electrode Setup Section 7 Stimulation Sec 8 1 9 1 Thermal RF Sec 8 ...

Page 24: ...airs of electrodes i e Electrode 1 2 and Electrode 3 4 of which one is at reference potential and the other is at potential indicated by the displayed Voltage reading Active Electrodes The number of electrode output connections to which active electrodes should be attached Labels Text may be assigned to each electrode if RF Type Standard and to each bipolar electrode pair if RF Type Bipolar Labels...

Page 25: ... Pulsed RF timer can be manually reset when output is on see Timer Sections 8 2 8 3 Manual Thermal RF Temperature Increment The target Temperature see Set Temp Panel Section 8 2 for Thermal RF mode can be increased manually in 5 C steps when electrode output is on Manual Output Control When the Auto Ramp setting is Off see Sections 8 1 2 8 2 2 8 3 2 the Stimulation Thermal RF and Pulsed RF output ...

Page 26: ... of Stimulation output being delivered to the selected electrode in units of Voltage or Current matching the Stimulation Control Units setting Output level bars held from previous instances of Stimulation output Mark Level Button Annotate current output level in Procedure Record Electrode Panel Black area Displays all readings for the indicated electrode output Marked Level Press Change Button Ele...

Page 27: ...ry Stimulation Mode One Bipolar Pair Electrode Panel Black area Displays all readings for the indicated bipolar electrode pair e g Electrode 1 2 Temperature Readings One Temperature reading from each electrode in bipolar pair For instance E1 indicates a reading from Electrode 1 Bipolar readings Voltage Current and Impedance between the two electrodes in the bipolar pair Output Off Indicator Motor ...

Page 28: ...nually by the user with the Output Control Knob Graphing Interface Only On The Sensory and Motor Stimulation output level increases automatically after the user has turned the output on Sensory Pulse Rate Pulse Rate The rate of Sensory Stimulation output pulses in units of Hertz Hz which is equivalent to units of Pulses Per Second Sensory Pulse Width Pulse Width The width of Sensory Stimulation ou...

Page 29: ... Off Indicator Thermal RF Settings Section 8 2 2 Change settings for Thermal RF output RF Power Reading In units of RMS Watts Standard Mode Output On Press Front panel Start Button or depress Footswitch Thermal RF output is delivered to all active electrodes Press Front panel Stop Button release footswitch timed output completes or error occurs Electrode output is turned off Timer Counts up to Set...

Page 30: ... 2 2 Temperature Readings One Temperature reading from each electrode in bipolar pair For instance E1 indicates a reading from Electrode 1 Electrode Panel Black area Displays all readings for the indicated bipolar electrode pair e g Electrode 1 2 Standard Mode One Electrode Standard Mode One Bipolar Pair Bipolar readings Voltage Current Power and Impedance between the two electrodes in the bipolar...

Page 31: ...r enables Thermal RF output using the front panel Start button each electrode is not energized until Stagger Start seconds after the previous lower indexed electrode is energized The following settings apply only when Thermal RF Mode Standard Auto Ramp Graphing Interface Only Off Thermal RF output Voltage is controlled manually by the user with the Output Control Knob on the front panel of the gen...

Page 32: ... of Thermal RF output None held here Output Off Indicator Timer Counts up t Set Temp in Minutes and Seconds min sec when RF output is on Graphs of Temperature Voltage readings over time RF Current Reading In units of Peak Milliamps Press Front panel Stop Button release footswitch timed output completes or error occurs Electrode output is turned off Press Front panel Start Button or depress Footswi...

Page 33: ...rode Panel Black area Displays all readings for the indicated bipolar electrode pair e g Electrode 1 2 E dose Vary Rate One Electrode E dose Vary Voltage One Bipolar Pair Temperature Readings One Temperature reading from each electrode in bipolar pair For instance E1 indicates a reading from Electrode 1 Bipolar readings Voltage Current and Impedance between the two electrodes in the bipolar pair S...

Page 34: ...se parameters is automatically reduced to keep all electrode temperatures below the Max Temp setting Vary Voltage Voltage may be automatically reduced from the Set Voltage setting to keep all electrode temperatures below the Max Temp setting Vary Pulse Width Vary Width Pulse Width may be automatically reduced from the Pulse Width setting to keep all electrode temperatures below the Max Temp settin...

Page 35: ...ematically in the illustration below 1 Pulse Rate Pulse Width Time RF e RF off puls burst Set Time Voltage The Pulsed RF Settings Screen is shown below Press Ok Accept selected settings Select settings from drop down menus Pulsed RF Screen Section 8 3 Custom Setting Keypad Select Custom from a setting drop down menu Section 8 ...

Page 36: ...Control Knob Thermal and Pulsed RF Automatic Control Automatic output ramping Auto Ramp cannot be disabled for Thermal RF and Pulsed RF output unless Automatic Temperature Control is disabled see Sections 9 2 2 and 9 2 4 Manual output ramping using the Output Control knob can be enabled by setting Auto Ramp to Off in the Graphing interface see Section 8 Touch Screen Stimulation Increment Decrement...

Page 37: ...ectrode or bipolar output Press a Settings Panel button Screen Shot Button Save an image of the screen to the Procedure Record Output Off Indicator Electrode Select Buttons The selected electrode or bipolar electrode pair is highlighted Temperature reading Reads C when Temperature is less than 10 C or absent Only shown for the selected electrode Impedance reading Held at pre output on value gray c...

Page 38: ...Mode Three Electrodes Mode Select Sensory or Motor Stimulation output Settings Panels Mode switches between Sensory Motor settings Electrode Panel Black area Displays all readings for the indicated bipolar electrode pair e g Electrode 1 2 Temperature Readings One Temperature reading from each electrode in bipolar pair For instance E1 indicates a reading from Electrode 1 Electrode Select Buttons Se...

Page 39: ...on screen Output Increment and Decrement buttons One Touch interface only On The Sensory and Motor Stimulation output level increases automatically after the user has turned the output on Sensory Pulse Rate Pulse Rate The rate of Sensory Stimulation output pulses in units of Hertz Hz which is equivalent to units of Pulses Per Second Sensory Pulse Width Pulse Width The width of Sensory Stimulation ...

Page 40: ...or Stepped control mode Settings Panels Lists the current Thermal RF settings Thermal RF Settings Section 9 2 2 Change settings associated with the target Settings Panel Press front panel or on screen Start Button or depress Footswitch Thermal RF output is delivered to all active electrodes Press front panel or on screen Stop Button release Footswitch timed output completes or error occurs Electro...

Page 41: ...els Lists the current Thermal RF settings for Stepped mode Electrode Panel Black area Displays all readings for the indicated bipolar electrode pair e g Electrode 1 2 Standard Mode One Electrode Standard Mode One Bipolar Pair Bipolar readings Voltage Current Power and Impedance between the two electrodes in the bipolar pair Temperature Readings One Temperature reading from each electrode in bipola...

Page 42: ...tton 5 30 seconds After the user enables Thermal RF output using the front panel Start button each electrode is not energized until Stagger Start seconds after the previous lower indexed electrode is energized The following settings apply only when Thermal RF Mode Standard Auto Ramp This setting cannot be set by the user in the One Touch interface It is implicitly set to On at all times except whe...

Page 43: ...during Stagger S Reads tart Ω when Impedance greater than 3000 Ω open circuit RF Current Reading In units of Peak Milliamps Settings Panels Lists the current Pulsed RF settings Pulsed RF Settings Section 9 2 4 Change settings associated with the target Settings Panel Press front panel or on screen Start Button or depress Footswitch Pulsed RF output is delivered to all active electrodes Press front...

Page 44: ...ted bipolar electrode pair e g Electrode 1 2 Pulse Rate Reading Displayed in units of Hertz only if E dose Vary Rate The Pulse Width is fixed at the value shown in the Settings Panel Bipolar readings Voltage Current and Impedance between the two electrodes in the bipolar pair Pulse Width Reading Displayed in units of milliseconds only if E dose Vary Width The Pulse Ra is fixed at the value shown i...

Page 45: ... reduced to keep all electrode temperatures below the Max Temp setting Vary Voltage Voltage may be automatically reduced from the Set Voltage setting to keep all electrode temperatures below the Max Temp setting Vary Pulse Width Vary Width Pulse Width may be automatically reduced from the Pulse Width setting to keep all electrode temperatures below the Max Temp setting Voltage is reduced when the ...

Page 46: ...ally in the illustration below 1 Pulse Rate Pulse Width Time RF e RF off puls burst Set Time Voltage An Example of a Pulsed RF Change Settings screen is shown below Press Ok Accept selected settings Select Custom from a setting button set Select settings from buttons sets Custom Setting Keypad Pulsed RF Screen Section 8 3 Section 9 ...

Page 47: ... discontinue use and report the failure or malfunction to Cosman Medical For any electrical malfunction accident misuse alteration or other damage return the unit immediately to Cosman Medical with a problem description Contact Cosman Medical Customer Service for further assistance if needed Fuse Replacement CAUTION It is recommended the CB112 TC the SKG Knob and the RFG STP Test Pad be sterilized...

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Page 49: ...ith reference structure such as ground pad Bipolar electrodes in contact with each other No electrode output No Impedance Reading Ω Open Circuit Error No ground connection Problem with electrode Break on electrode cable No Temperature Reading C No Temperature Error Problem with electrode Break on electrode cable Voltage or Current does not increase automatically when electrode output is turned on ...

Page 50: ... too low Maximum RF Current or Power limit exceeded Electrodes attached to generator do not match Electrode Setup Temperature does not reach Set Temp or Max Temp setting Required total RF Current or Power limit exceeds allowed limit Total Impedance too low Too many electrodes energized simultaneously Set Temp or Max Temp too high Temperature can only be controlled on one electrode in a Bipolar Pai...

Page 51: ...tmospheric Pressure 500 1060 hPa TRANSPORT AND STORAGE ENVIRONMENT Temperature 0 50 C Humidity 15 80 non condensing relative humidity Atmospheric Pressure 500 1060 hPa IMPEDANCE MONITOR Range 0 3000 ohms digital Resolution 1 ohm between 0 999 100 ohms between 1000 3000 Accuracy 20 ohms between 30 and 100 ohms 20 between 51 and 3000 ohms STIMULATOR OUTPUT Rate 2 5 50 75 100 150 180 200Hz Duration 0...

Page 52: ...eak during Pulsed RF output Accuracy 10 of full scale Current 0 to 700 mA RMS Resolution 1 mA RMS during Thermal RF output 1 mA peak during Pulsed RF output Accuracy 10 of full scale PULSED RF SETTINGS Repetition Rate 1 2 3 4 5 6 7 8 PPS Hz Burst Duration 0 5 1 5 10 20 30 ms TEMPERATURE MONITOR Range 0 110 C Resolution 1 C Accuracy 3 C between 40 and 90 C 4 C between 10 and 40 C and between 90 and...

Page 53: ...er Curves Output Power ver Knob Setting 0 5 10 15 20 25 30 35 40 45 50 0 25 50 75 100 Knob Setting Watts 50 ohms 100 ohms 200 ohms 500 ohms 1000 ohms 1500 ohms Output Power ver Resistance 0 5 10 15 20 25 30 35 40 45 50 50 100 200 500 1000 1500 Resistance Watts Half Full Section 13 ...

Page 54: ...lectrodes C119 Power Cord 120 Volts C118 Power Cord foreign style 230 Volts FUSE 2A 2 0 Amp Fuse 2 RFG TP Output Test Plug RFG STP Sterilizable Electrode Test Pad FS 1 Footswitch SKG Sterilizable Knob Gold CB103B Reference Cable 3m w Alligator Clip CB103R Active cable 8ft Red w Alligator Clip for non TC electrodes DGP PM Electrosurgical Grounding Pad disposable ...

Page 55: ...ould indicate one or more of the files was not loaded correctly The screen will change to the Main Menu screen The Application rev will be displayed on the bottom of the screen Record this value for reference purposes on the data sheet If any errors appear the unit must be returned to Cosman Medical for evaluation and repair 16 2 Low voltage Oscillator resonance check Attach a 25 Ω 4x100 Ω load be...

Page 56: ...he Omega temp meter Verify that both read within 3 C of each other Place the tip of the electrode into the 90 water bath with the Omega temp meter Verify that both read within 3 C of each other Repeat for electrode output jacks 2 through 4 If the values differ substantially from those listed above the unit must be returned to Cosman Medical for evaluation and repair 16 5 High volts measurement cal...

Page 57: ...F volts display is 20v Verify that the RMS current display is between 180 and 220mA for each active electrode Change the stagger start to 30 sec and restart the output Increase the output until the scope reads 50v RMS Verify that the RMS current display is between 450 and 550mA for each output when it activates Verify that the RF watts display is between 22 5 and 27 5 for each output when it activ...

Page 58: ...imum Record Pass Fail on the Test Traveler If the values differ substantially from those listed above the unit must be returned to Cosman Medical for evaluation and repair 16 12 Impedance Variation with cables Verify the impedance display remains around 100 when the RF output is increased from minimum to maximum Record Pass Fail on the Test Traveler If not the unit must be returned to Cosman Medic...

Page 59: ...eplace the 330 Ω with a 250 Ω 2x500 Ω in parallel Verify that the output is greater than or equal to 2 7v Replace the 250 Ω with a 1k Ω Verify that the output is less than or equal to 3 3v Record Pass Fail on the Test Traveler Record the final value measured by the Oscilloscope across the 330 Ω on the Test Traveler Change the stimulator output units setting to Current Replace the 1k Ω with the 500...

Page 60: ...e true qualifying test would be 3000v with the protection devices removed Again Press the START button to initiate the 0ne 1 second test The output will ramp up from zero 0 to its maximum level and turn off when the testing is completed Turn off HIPOT tester and disconnect from the generator Record Pass Fail of HIPOT Testing on the Test Traveler If any of the testing above fails the unit must be r...

Page 61: ...e connector on the back panel Turn the generator on and connect a Test Plug to the E1 output connector Set the unit for single output Thermal RF mode default settings Verify that pressing the foot switch enables the generator output and releasing it turns the output off Record Pass Fail on the Test Traveler Perform a visual inspection of the generator looking for scratches dents and any other defe...

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Page 63: ...oard RMS Stimulator Board USB Output Board USB RF Output w TC uP SOM Board Display screen w Touch panel On Off Buttons Output Control Knob TC Measurement Low Volts RF Oscillator Power Supply Board Mains Transformer Isolation Current Measurement Board Low Volts PC 104 MIO A D D A I O RMS Volts AC Input 100V ...

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Page 65: ...Cosman G4 Radiofrequency Generator Service Manual SPI 11291 Rev A 20 Schematic Drawings 20 1 Backplane Board Assembly Section 20 ...

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Page 83: ...Cosman G4 Radiofrequency Generator Service Manual SPI 11291 Rev A 20 4 USB Card Board Assembly Section 20 ...

Page 84: ...Cosman G4 Radiofrequency Generator Service Manual SPI 11291 Rev A 20 5 Power Supply Board Assembly Section 20 ...

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Page 87: ...Cosman G4 Radiofrequency Generator Service Manual SPI 11291 Rev A 21 PC Board Assemblies 21 1 Backplane Board Assembly 21 1 1 Topside part placement Section 21 ...

Page 88: ...Cosman G4 Radiofrequency Generator Service Manual SPI 11291 Rev A 21 1 2 Bottomside part placement Section 21 ...

Page 89: ...Cosman G4 Radiofrequency Generator Service Manual SPI 11291 Rev A 21 2 RMS Stim Board Assembly 21 2 1 Topside part placement Section 21 ...

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Page 95: ...Cosman G4 Radiofrequency Generator Service Manual SPI 11291 Rev A 21 5 Power Supply Board Assembly 21 5 1 Topside part placement Section 21 ...

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Page 97: ...6 C147 C150 7 CAM 50V 0022UFS MONO CAP 0022UF 2200pF 50V 1206 C35 C60 C85 C110 C121 C148 C160 17 CAM 50V 01UFS MONO CAP 01UF 50V 1206 C26 C29 C30 C38 C51 C54 C55 C63 C76 C79 C80 C88 C101 C104 C105 C113 C119 C168 2 CAM 50V 047UFS MONO CAP 047UF 50V 1206 C123 C162 84 CAM 50V 1UFS MONO CAP 1UF 50V 1206 C1 C2 C3 C5 C7 C8 C9 C11 C14 C16 C18 C19 C20 C22 C23 C24 C25 C27 C31 C32 C33 C39 C40 C43 C44 C45 C4...

Page 98: ...3 2mm C12 C41 C42 C66 C67 C91 C92 C116 C117 C118 C125 C154 C157 C167 8 CHK AL 10mH 9250 106 INDUCTOR 10mH 24mA 10 L1 L2 L3 L4 L5 L6 L7 L8 4 CHK AL HZ1206 HZ1206E601R 10 FARRITE BEAD SMD 1206 FB1 FB2 FB3 FB4 1 CON CO 0008 22 03 2041 CONNECTOR HEADER 4PIN 100 J9 1 CON CO 0034 PPPC172LFBN CONN SOCKET 34PIN DUAL ROW 100 J21 1 CON CO 0060 PPPC252LFBN CONN SOCKET 50PIN DUAL ROW 100 J24 1 CON CO OPT NOT ...

Page 99: ...28 D29 D30 D31 1 DIO LLSD101C LLSD101C DIODE 15mA 40V SOD 80 D6 4 DIO OPT NOT INSTALLED U7 U15 U24 U33 8 DIO PS1H100 NOT INSTALLED D10 D11 D14 D17 D18 D21 D22 D24 1 ICS AN 1 0486MHz CRYSTAL CLOCK OSC 1 0486MHz 4PIN DIP8 X2 1 ICS AN 2206D XR2206D FUNCTION GEN SOIC 16 300 U49 4 ICS AN 300G IL300G LINEAR OPTOCOUPLER DIP8 OPT1 OPT2 OPT3 OPT4 4 ICS AN 6012 PVX6012 IGBT PHOTOVOLT RELAY 280V 1A DIP14 OPT...

Page 100: ...ULATOR ADJ TO 263 U43 4 ICS VO R03AR ADR03AR REFERENCE 2 5V SO 08 U5 U16 U25 U34 7 LIG DI CMD15G CMD15 21VGC LED GREEN 20mA 2V 10mCd 1206 5V 15V EACT ELNK GPIO STAT1 STAT2 1 MSC CON COINBAT 3003 COIN BATTERY HOLDER 20MM BAT1 5 MSC MI 600L CG2 600L 600V SPARK GAP RADIAL LEAD VS1 VS2 VS3 VS4 VS5 5 MSC REL G2RL24 G2RL 24 DC5 RELAY 115V 8A 5V COIL DIP24 K1 K2 K3 K4 K5 2 MSC SP 2308 AT 2308 MINI PCB MN...

Page 101: ...16 4 R01 X4 6 49K RESISTOR 6 49K 1 4W 1 1206 R32 R45 R58 R71 4 R01 X4 64 9K RESISTOR 64 9K 1 4W 1 1206 R30 R43 R56 R69 4 R01 X4 732 RESISTOR 732 1 4W 1 1206 R31 R44 R57 R70 4 R01 X4 8 06K RESISTOR 8 06K 1 4W 1 1206 R24 R38 R51 R64 1 R01 X4 931 RESISTOR 931 1 4W 1 1206 R79 2 R05 X4 10 RESISTOR 10 1 4W 5 1206 R77 R127 5 R05 X4 100 RESISTOR 100 1 4W 5 1206 R17 R19 R112 R113 R118 2 R05 X4 100K RESISTO...

Page 102: ...4W 5 1206 R84 R85 R86 R87 R88 10 R05 X4 470 RESISTOR 470 1 4W 5 1206 R15 R104 R105 R106 R107 R108 R109 R110 R111 R119 2 R05 X4 5 1K RESISTOR 5 1K 1 4W 5 1206 R123 R124 1 R05 X4 51K RESISTOR 51K 1 4W 5 1206 R125 1 R05 X4 560 RESISTOR 560 1 4W 5 1206 R90 1 R05 X4 6 8K RESISTOR 6 8K 1 4W 5 1206 R6 1 R05 X4 7 5K RESISTOR 7 5K 1 4W 5 1206 R14 1 TRN 2N2219 2N2219 NPN TRANSISTOR 800ma 40v TO 39 Q19 10 TR...

Page 103: ... CAP 10UF 25V 2 54mm C3 C8 C9 C21 1 CAT 10V 100UF TANTALUM CAP 100UF 10V 2 54mm C28 4 CHK AL 10mH 9250 106 INDUCTOR 10mH AXIAL L1 L2 L3 L4 tack on 2 CHK AL HZ1206 HZ1206E601R 10 FARRITE BEAD SMD 1206 FB1 FB2 1 CON CO 3VT28 Part of PC Board J1 1 CON CO TRA3M TRA3M PCB MOUNT 90 CON 3 PIN J2 1 DIO FDLL914B FDLL914B DIODE 100mA 75V MMELF D3 3 DIO LL101C LL101C DIODE 10mA 40V MMELF D1 D2 D4 1 DIO MB4S ...

Page 104: ...ICS VO M113 LM113 REFERENCE DIODE 1 2V H02A Z1 Z2 2 POT TR 100KS TRIM POT 100K 15 TURN 1 2W 3006P P1 P3 1 POT TR 1KS TRIM POT 1K 15 TURN 1 2W 3006P P2 1 R01 X4 0 RESISTOR 0 1 4W 1 1206 R41 2 R01 X4 1 0K RESISTOR 1 0K 1 4W 1 1206 R25 R43 1 R01 X4 10 RESISTOR 10 1 4W 1 1206 R42 1 R01 X4 100K RESISTOR 100K 1 4W 1 1206 R5 7 R01 X4 10K RESISTOR 10K 1 4W 1 1206 R9 R13 R15 R16 R17 R18 R51 1 R01 X4 10M RE...

Page 105: ... RESISTOR 100K 1 4W 5 1206 R34 R44 4 R05 X4 10K RESISTOR 10K 1 4W 5 1206 R20 R35 R36 R48 3 R05 X4 1K RESISTOR 1K 1 4W 5 1206 R6 R37 R50 1 R05 X4 240 RESISTOR 240 1 4W 5 1206 R38 2 R05 X4 2K RESISTOR 2K 1 4W 5 1206 R21 R22 2 R05 X4 4 7K RESISTOR 4 7K 1 4W 5 1206 R45 R46 2 R05 X4 5 1K RESISTOR 5 1K 1 4W 5 1206 R23 R24 2 R05 X4 6 8K RESISTOR 6 8K 1 4W 5 1206 R26 R33 2 TRN MMBT3904 MMBT3904 NPN GEN PU...

Page 106: ...0 C92 41 CAM 50V 0 1UFS MONO CAP 0 1UF 50V 1206 C3 C4 C7 C8 C11 C12 C13 C14 C17 C18 C24 C26 C29 C30 C32 C37 C38 C43 C44 C45 C46 C47 C49 C50 C56 C60 C61 C66 C67 C71 C74 C75 C76 C78 C79 C82 C84 C87 C88 C91 C94 1 CAM 50V 150PFS MONO CAP 150PF 50V 1206 C51 12 CAM 50V 1UFS MONO CAP 1UF 50V 1206 C16 C21 C25 C28 C31 C36 C53 C54 C59 C68 C77 C86 12 CAT 25V 10UFS TANTALUM CAP 10UF 25V 6x3 2mm C2 C6 C10 C33 ...

Page 107: ...U7 U8 U12 U16 U19 U21 U25 U28 8 ICS OP 6171M LM6171BIM LOW OFFSET OP AMP SO 8 U1 U3 U4 U13 U18 U22 U24 U27 10 POT TR 100KS TRIM POT 100K 15 TURN 1 2W 3006P P1 P2 P3 P7 P9 P10 P11 P12 P13 P17 4 POT TR 10S TRIM POT 10 25 TURN 1 2W 2396X P4 P5 P6 P8 4 POT TR 200S TRIM POT 200 15 TURN 1 2W 3006P P14 P15 P16 P18 18 R01 X4 10 0K RESISTOR 10 0K 1 4W 1 1206 R17 R18 R19 R20 R21 R23 R34 R35 R43 R47 R53 R61 ...

Page 108: ...79 4 R01 X4 30 RESISTOR 30 1 4W 1 1206 R4 R8 R12 R33 4 R01 X4 365 RESISTOR 365 1 4W 1 1206 R3 R7 R11 R32 4 R01 X4 4 32K RESISTOR 4 32K 1 4W 1 1206 R52 R59 R66 R80 4 R01 X4 402 RESISTOR 402 1 4W 1 1206 R72 R73 R74 R83 1 R01 X4 46 4K RESISTOR 46 4K 1 4W 1 1206 R42 9 R01 X4 750 RESISTOR 750 1 4W 1 1206 R14 R16 R22 R29 R38 R48 R55 R62 R76 1 R05 X4 100 RESISTOR 100 1 4W 5 1206 R45 1 R05 X4 1K RESISTOR ...

Page 109: ... 24 9 1 4W 1 1206 R2 R4 R6 R8 R11 R22 R23 R24 R25 1 R05 X4 100 RESISTOR 100 1 4W 5 1206 R9 7 R05 X4 10K RESISTOR 10K 1 4W 5 1206 R10 R12 R14 R15 R16 R17 R26 2 R05 X4 15K RESISTOR 15K 1 4W 5 1206 R5 R7 The following parts are not installed on production units 1 CON CO USBB90 33UBBR 04SW11 USB B VERT90 4PIN DIP J1 1 ICS DI 1G00D SN74LVC1G00DCKR SWITCH SC 70 U3 1 TRN FDV302P FDV302P P CH MOSFET 25V 1...

Page 110: ...K RESISTOR 3 3K 1 4W 5 R6 2 R05 X4 39 RESISTOR 39 1 4W 5 R17 R18 4 R05 X4 100 RESISTOR 100 1 4W 5 R9 R10 R13 R23 See instructions 6 R05 X4 10K RESISTOR 10K 1 4W 5 R4 R5 R11 R12 R34 R37 1 R05 X4 4 7K RESISTOR 4 7K 1 4W 5 R3 1 R05 X4 5 1K RESISTOR 5 1K 1 4W 5 R1 1 R05 X4 51K RESISTOR 51K 1 4W 5 R2 1 R05 X4 825 RESISTOR 825 1 4W 5 R39 2 R05 X2 1 RESISTOR 1 1 2W 5 R14 R15 3 R05 X2 100K RESISTOR 100K 1...

Page 111: ...ENER DIODE 11V DO 41 Z3 6 DIO 1N914B 1N914B DIODE 100mA 75V DO 35 D5 D7 D18 D19 D20 D21 1 DIO KBU6G KBU6G RECTIFIER BRIDGE 6A 400V SIP U5 2 DIO MBR1645G MBR1645G DIODE 16A 45V TO 220AC D10 D11 4 DIO MUR460 MUR460 DIODE 4AMP 600V 267 03 D1 D2 D4 D12 3 DIO SD101C SD101C DIODE 10mA 40V DO 35 D16 D17 D22 2 ICS AN 0012 IR2110 DUAL GATE DRIVER 500V DIP14 U3 U6 1 ICS DI 594 TL594 PWM CONTROL DIP16 U1 1 I...

Page 112: ...15 2 ICS VO 0021 78ST205VC SWITCHING VOLTAGE REG 5V 2Amp T U11 U12 1 ICS VO 7915 LM7915C VOLTAGE REGULATOR 15VDC TO 220 U10 See instructions 1 LIG DI 4700 LED RED 2mA T 1 3 4 LED1 1 TRN 2N2219 2N2219 NPN TRANSISTOR 800ma 40v TO 39 Q6 See instructions 1 MSC MP 7717 NYLON MOUNTING PAD 7717 Q6 1 TRN 2N7000 2N7000 MOSFET TO 92 Q1 4 TRN IRFB17N20D IRFB17N20D N CHANNEL HEXFET 200V TO 220 Q2 Q3 Q4 Q5 See...

Page 113: ...616 L1 L2 1 XFR IN 1028 TM1028 INDUCTOR 2mH 2AMP 3019 L3 1 XFR XF 1020 TM1020 TRANSFORMER 2616 T2 1 CON CO 0073 26 48 1065 CONNECTOR HEADER MOLEX 6 PIN J2 See instructions 1 CON CO 0108 26 48 1045 CONNECTOR HEADER MOLEX 4 PIN J1 See instructions 1 10150 MODIFIED FAN 12V 06A 3CFM 40x40x10mm FAN1 See instructions 2 HRD FAN 001 4 40 X PHILIPS SCREW FAN1 See instructions 2 HRD FAN 002 4 INTERNAL TOOTH...

Page 114: ...Cosman G4 Radiofrequency Generator Service Manual SPI 11291 Rev A Section 0 This page intentionally blank ...

Page 115: ... Pass Fail Temp variation Pass Fail Temp variation Pass Fail Temp variation Pass Fail Temp variation Pass Fail Imped variation Pass Fail Imped variation Pass Fail Imped variation Pass Fail Imped variation Pass Fail Impedance Cal at various output levels 100Ω Min _____ Mid _____ Max _____ 90 110 500Ω Min _____ Mid _____ Max _____ 450 550 1000Ω Min _____ Mid _____ Max _____ 900 1100 No Temp Lockout ...

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