background image

25/08/2004                                                                                             © 

Söring

                                                

Service-Manual Arco- and RF-units 

 

 

1

 not valid for A-3000/ -2000 

2

 not valid for Arco-2000

 

-4- 

3

 not valid for MBC600

          

4

 not valid for Arco-1000

 

 

4.1. General description ............................................................................................................ 28

 

4.2. Connection to other units ................................................................................................. 28

 

4.2.1. Connection to CPU

............................................................................................................ 28

 

4.2.2. Connection to low-voltage supply

.................................................................................... 28

 

Block diagram Frontpanel ...............................................................................29

 

5. Description of high-power supply ............................................................30

 

5.1. General description ............................................................................................................ 30

 

5.2. High-power supply, design and function ...................................................................... 30

 

5.3. Technical data ...................................................................................................................... 31

 

Block diagram High power supply ................................................................32

 

6. Description of Cut-module

4

........................................................................33

 

6.1. General description ............................................................................................................ 33

 

6.2. Final stage and output filter ............................................................................................. 33

 

6.3. Oscillator and driver ........................................................................................................... 34

 

6.4. Switching stage ................................................................................................................... 34

 

6.5. Short circuit switch-off ...................................................................................................... 34

 

6.6. Current limiting, current control ..................................................................................... 34

 

6.7. Power limiting ...................................................................................................................... 35

 

6.8. Arc regulation ....................................................................................................................... 35

 

6.9 Pulse generation and control logic.................................................................................. 35

 

6.10 Signal shapes ...................................................................................................................... 36

 

This signal-shape is used for the function Cutting with Blend

...............................36

 

Block diagram Cut module..............................................................................37

 

7. Description of RF-output module..............................................................38

 

7.1. General description ............................................................................................................ 38

 

7.2. Description of board HFO_A ............................................................................................ 38

 

7.2.1. Design/function of board HFO_A

..................................................................................... 38

 

7.3. Description of board HFO_B ............................................................................................ 39

 

7.3.1. Design/function of board HFO_B

..................................................................................... 39

 

Block diagram RF-Output Board /A ..............................................................40

 

Summary of Contents for Arco-1000

Page 1: ...S ring G mbH ARCO 3000 F S ring GmbH ARCO 2000 l min F S ring GmbH ARCO 1000 l min Sicherheit Safety F S ring GmbH MBC 601 1 2 F S ring GmbH MBC 600 F Arco 2000 Arco 1000 MBC 601 MBC 600 Arco 3000 Ma...

Page 2: ...t valid for A 3000 2000 2 not valid for Arco 2000 2 3 not valid for MBC600 4 not valid for Arco 1000 S ring GmbH Medizintechnik Justus von Liebig Ring 2 25451 Quickborn Tel 49 0 4106 6100 0 Fax 49 0 4...

Page 3: ...of modules of the MBC 600 18 Block diagram of units 19 Block diagram primary current supply of the units 20 Description of units 21 2 Primary power supply 21 2 1 Description of power supply board 21 B...

Page 4: ...ly 32 6 Description of Cut module4 33 6 1 General description 33 6 2 Final stage and output filter 33 6 3 Oscillator and driver 34 6 4 Switching stage 34 6 5 Short circuit switch off 34 6 6 Current li...

Page 5: ...rface board 48 Block diagram Interfaceboard 49 11 Description of gas system1 50 11 1 External gas system 50 11 2 Internal gas system gas control unit and gas control board 50 11 2 1 General descriptio...

Page 6: ...5 64 12 4 5 6 Auto stop times Service function 2 64 12 4 5 7 Service adjustments of Cut module Service functions 11 and 12 64 12 4 5 8 Calibration of cut module power Service function 13 65 12 4 5 9 L...

Page 7: ...wer measurement 86 14 3 7 Measurement of gas flow1 87 14 3 9 Check of handpiece allocation relay 87 Annex 88 Microprocessor Modul CPU Fehler Textmarke nicht definiert layout plan Fehler Textmarke nich...

Page 8: ...3 Fehler Textmarke nicht definiert circuit plans 3 3 Fehler Textmarke nicht definiert Coag Modul Fehler Textmarke nicht definiert layout plan Fehler Textmarke nicht definiert circuit plan 1 3 Fehler...

Page 9: ...t definiert layout plan Fehler Textmarke nicht definiert circuit plans 1 2 Fehler Textmarke nicht definiert circuit plans 2 2 Fehler Textmarke nicht definiert Frontpanel Arco HF Fehler Textmarke nicht...

Page 10: ...itch Both function fields are thereby useable In this case both indicator fields are active b If monopolar4 handpieces without fingerswitches are used only one of the function fields can be activated...

Page 11: ...ient electrode when RF applied Pt elec trode insulated against earth Defibrillator safe Attention see also covering documents Monopolar Cutting Coagulation4 out separation from main Argon Enhanced Coa...

Page 12: ...ognition and RF output module The high power part consisting of coagulator and cut module is fed by the high power supply The power modules deliver RF signals to the RF output module HFO Here the RF s...

Page 13: ...power supply mains relays screening Gascontrol board CPU Handpiece recognition Frontpanel modular design MG Mono MG Mono MG Mono MAArgon BI Arco 3000 M Groundpin Cutmodule Coagulatormodule High power...

Page 14: ...board low power supply mains relays screening Gascontrol board CPU Handpiece recognition Frontpanel modular design MG Mono MG Mono MG Mono MAArgon BI 600 2000 Groundpin Cutmodule Coagulatormodule High...

Page 15: ...r mains filter mains board low power supply mains relays screening Gascontrol board CPU Handpiece recognition Frontpanel modular design MG Mono MAArgon BI 600 2000 Groundpin Coagulatormodule High powe...

Page 16: ...r Ground pin rectifier Patient electrode socket mains switch Gas socket single footswitch Loudspeaker mains board low power supply mains relays screening CPU Handpiecerecognition Output unit assignmen...

Page 17: ...r Patient electrode socket mains switch Monopolar socket1 Monopolar socket 2 Bipolar socket single footswitch loudspeaker mains board low power supply mains relays screening CPU Handpiece recognition...

Page 18: ...und pin rectifier Patient electrode socket mains switch Monopolar socket Bipolar socket single footswitch loudspeaker mains board low power supply mains relays screening CPU Handpiece recognition Outp...

Page 19: ...onitoring Bipolarautomatic Test resistor I C 2 supply 5 5V 15V 5V CPU monitoring 6 2 2 6 14 20 8 2 2 1 1 8 8 6 Synchro mains filter rectifier Modulestatus B 8 Modulecontrolbus B 14 supply B 5 RF 2 RF...

Page 20: ...ry current supply of the units Ria 2pol rectifier mains board rt rt bl bl primary 1 pr im ar y 2 br br 2x18V 1x16V 2 1 V 1 8 V H07V 2 5mm gb gn 2 18V 18V 16V wt gr gn bl vi ye 4 p o l 6 pol rt bl 18V...

Page 21: ...r the delay time has passed the resistor is short circuited by a relay If the relay fails the two thermal fuses connected in series to the resistor melt and disconnect the primary circuit B Smoothing...

Page 22: ...nitor IC MAX691A sends a reset signal to the CPU 15V source If the voltages exceed or fall below the limits 15V 10 or 15V 10 the unit sends a reset signal to the CPU The unit works with voltage compar...

Page 23: ...15V switching control 15V control fuse fuse rectifier smoothing rectifier smoothing Overload monitoring 5V V Monitoring 5V V Watchdog window discriminator 15V V 15V V mains voltage monitoring Watchdog...

Page 24: ...24 3 not valid for MBC600 4 not valid for Arco 1000 Block diagram mains 2 2 rectifier 150V_ High power supply Opto coupler fuse MDS switch screening 115V 230V 60Hz 50Hz mains filter High power supply...

Page 25: ...the wiring of the connected handpiece are investigated and the result of this investigation is passed back from the handpiece unit to the CPU The CPU is thereafter in a position to identify the corre...

Page 26: ...C600 4 not valid for Arco 1000 3 2 7 Connection to the mains relay board The control board is connected to the CPU by a parallel data line It transfers the control signal for the gas system The CPU ge...

Page 27: ...t valid for MBC600 4 not valid for Arco 1000 Block diagram CPU board RAM EPROM EEPROM Address decoder I O1 I O2 Reset logic Data bus Address bus Sound generator Opto coupler Analog part Loudspeaker St...

Page 28: ...ion the LED s for Output power error and Function error are controlled via parallel data lines 4 Keyboard scanning is also done via the I2 C bus The suppression of key bouncing is done by the CPU The...

Page 29: ...rvice Manual Arco and RF units 1 not valid for A 3000 2000 2 not valid for Arco 2000 29 3 not valid for MBC600 4 not valid for Arco 1000 Block diagram Frontpanel 7 Segment driver CPU I C 5V 2 5V keybo...

Page 30: ...e rectified filtered and stabilized to 15v and 12v by means of fixed voltage regulators and supply the internal circuits The voltages 15v and 15v are led out for supplying the Cut and Coagulator modul...

Page 31: ...of Voltage selection with 6 bit resolution step 1 25v Fixed voltages 15v 15v max load 400 ma Accuracy 5 Signal Power Fail Emitter and collector of an optocoupler Optocoupler switched if Power Fail 1 f...

Page 32: ...MBC600 4 not valid for Arco 1000 Block diagram High power supply voltage regulator Voltage regulator From transformer From transformer 8V 18V 15V 12V Monitoring Pulsewidth control MOS Switch From Main...

Page 33: ...ection broadband multiplier Effective current detection indirectly by the current through the final stage Arc detection detection of harmonics by the arc Control circuits for current power and arc reg...

Page 34: ...es through resistor R121 0 1 The voltage drop over this resistor is amplified by operational amplifier U1a and U1b The analog switch IC4a serves as a range switch If the measured current Signal I_VAL...

Page 35: ...creases and the tissue burns When operating from muscles to fatty tissue the arc can extinguish so that the electrode sticks The presence of an arc can be sensed by harmonics in the cutting current du...

Page 36: ...36 3 not valid for MBC600 4 not valid for Arco 1000 6 10 Signal shapes Zeit time Spannung voltage This signal shape is used for the function Cutting without Blend Zeit time Spannung voltage T1 T2 Puls...

Page 37: ...ol current voltage detection Pulse oscillator Pulse width overtone detection electric arc border value electric arc control Logic cycle control Interface Businterface analog digital ON 1 PWR_SEL 3 CUR...

Page 38: ...the modules can be switched to a test resistor The power supply 15V for the relays and the piggy back board is made via this board 7 2 1 Design function of board HFO_A The radio frequency from the cut...

Page 39: ...itching on the equipment 7 3 Description of board HFO_B The board HFO_B is mounted as a piggy back board on board HFO_A It contains all necessary components for relay control RF power measurement loop...

Page 40: ...oard A relay 1 relay 5 relay 6 relay 3 relay 7 relay 8 relay 4 relay 2 relay driver PE Test transmitter TR5 voltage TR1 current TR2 Bipolar transmitter TR4 Monopolar transmitter TR3 test resistor volt...

Page 41: ...F Output board B MUX MUX MUX driver Sinus generator reference 2 5V reference 2 5 4 5 10V impedance converter MON BIP a Test peak voltage detector UxI Multiplier impedance converter PE electrode a Test...

Page 42: ...utput transformer on the RF output board a resonant frequency of more than 300 kHz is assured and a flow of not permissible low frequency components through the patient is prevented In order not to di...

Page 43: ...t transformer Pulse frequency 5000 80000Hz Ignition frequency 250Hz to max of pulse frequency sequence stored in EEPROM Automatic functions Frequency and ignition pulse energy Status information ignit...

Page 44: ...RF units 1 not valid for A 3000 2000 2 not valid for Arco 2000 44 3 not valid for MBC600 4 not valid for Arco 1000 Zeit time Spannung voltage RF Current of fulguration This signal shape is used for th...

Page 45: ...ndard SPRAY Frequency autom Ignition Overload Power supply off PRG selection Ignitionspark Sequencegener EEPROM Overload protection temperature Mode selection Frequency automatic OS Z Pulse width modu...

Page 46: ...primary of a transformer from the transformer array Transformers 1 to 7 Transformer 1 2 Handpiece 1 connector J1 resp J5 Transformer 3 4 Handpiece 2 connector J2 resp J5 Transformer 1 2 3 Recognition...

Page 47: ...e rectfication positiv a negativ level adaption A D converter I C IC 2 4 stages window discriminator CPU CPU CPU I C Bus and 5V GND 2 equipment Bus and 5V GND power output module HF Out level transpos...

Page 48: ...module status bus Via connector J1 and the optically isolated module control bus driver the interface board receives module control data and address data from the CPU The module control data appearin...

Page 49: ...3 not valid for MBC600 4 not valid for Arco 1000 Block diagram Interfaceboard driver Opto coupler Decoder intermediate memory 1 Chip Selector Address c omparator D A converter D A converter D A conver...

Page 50: ...eaches the tube of the handpiece via a filter A pressure transducer measures the pressure before and after the throttle The pressure difference is an indication for gas flow On deviations form desired...

Page 51: ...2000 2 not valid for Arco 2000 51 3 not valid for MBC600 4 not valid for Arco 1000 Block diagram Gasunit fig 11 1 P U Sensor 2 Sensor 1 Magnetic valve 2 Filter P U Magnetic valve 1 Output Propvalve ch...

Page 52: ...f the pressure sensors and the pressure switch of the gas unit go through the measuring amplifiers and signal conditioning to the I2 C bus interface The electrical feeding of the sensors is also done...

Page 53: ...Arco 1000 Block diagram gas control board fig 11 2 15V 15V AD and DA converter I C Bus Interface 2 GND I C Bus 2 Sensors Gas unit Driver for Magnetic valves Magnetic valve 1 Magnetic valve2 Pulse wid...

Page 54: ...justment the potentiometers are again sealed with securing lacquer The LEDs inside the equipment are for functional checks and allow easy troubleshooting After switching on the equipment the micro con...

Page 55: ...t P1 Output power working pulse energy P2 Ignition pulse energy P3 arc detection Cut module D14 bipolar mode D31 arc regulation D47 power limiting D50 current limiting P2 offset power measurement P3 r...

Page 56: ...sitivity High power supply Coagualtor module Cutting module D11 D29 D28 D56 D10 D31 D50 D47 D14 P2 Balance of current limiting P3 Balance of output voltage D23 D27 D23 display current limiting D27 mai...

Page 57: ...D26 D27 D25 D31 D29 D21 150V D24 5V CPU D25 15V D26 15V D27 CPU Reset D29 Softstartrelay D31 circuit breaker mains board HF Out Piggyback Handpiece recognition CPU gas control board D59 Function Offs...

Page 58: ...brown wire with colored cables respectively the red wire with gray cables is pin 1 The counting of pins goes from top to bottom respectively from left to right Bus cable plug connects Pin description...

Page 59: ...pole MICA 4 pole MICA 8 pole MICA 5 pole Mascon 1 2 GND 5V 3 4 15V GND 4 5 GND 15V 20 pole MICA 14 pole MICA 8 pole MICA middle left bottom left top left top right equal val top middle pins from the f...

Page 60: ...8 pole MICA top horizontal horizontal below J6 vertical beside J7 horizontal beside J6 12 4 Service mode The service mode is used for adjustment of the equipment and for obtaining information out of...

Page 61: ...nction number Select appropriate sub function by means of power selector up or down indication Main function Sub function in the power indicator Increase or decrease parameters with the gas flow selec...

Page 62: ...et power test amplifier part a 3 Offset power test amplifier part b 4 hexadecimal value 15 3 4 for adjustment of HFO_B2 board 12 4 5 Performing service adjustments 12 4 5 1 Checking and adjusting basi...

Page 63: ...nction Handpiece Sub function Gas flow Remarks 3 IC S VIC S 1 2 0 l min 3 IC S VIC S 2 3 0 l min 3 IC S VIC S 3 4 0 l min 3 IC S VIC S 4 5 5 l min 3 IC S VIC S 5 7 0 l min 4 ENT 3 0 2 l min 7 open cod...

Page 64: ...1k The adjustment of bipolar recognition is done with a resistor of 150 in 5 4 and 1k in 5 5 connected to the bipolar socket The value is stored according to 5 1 5 3 with CUT3 GAS3 12 4 5 6 Auto stop...

Page 65: ...lue 12 4 5 10 Check of power measurement Service function 14 This mode shows the delivered power in the parameter display decimal in Watts A comparison with a RF power meter informs about correct func...

Page 66: ...frequently blows measure voltage at pin 2 U8 to ground and adjust to 1 0V 12 5 2 Adjustment of coagulator module Remark With equipment of Arco series the pulse frequencies which are of influence on t...

Page 67: ...r T8 The following values have to be measured Spray 1 20W 14 0 5kHz Spray 5 120W 70 5kHz These frequencies are adjusted on the synchro board P2 70 kHz and P1 14 kHz For types without a synchro board t...

Page 68: ...ress Cut switch with this adjustment Check of arc regulation Select service function 12 Power supply delivers no power select appropriate parameters connect signal generator sine signal source resista...

Page 69: ...Blend 2 60W 200 10W 110W 350 1160 Blend 3 120W 200 60W 160W 350 1240 Blend 4 180W 200 110W 210W 350 1280 Blend 5 250W 200 160W 250W 350 1320 TUR1 10W 200 1W 80W 350 940 TUR2 70W 200 10W 150W 350 1250...

Page 70: ...00 4700 Argon 41 90W 200 60W 100W 9000 5800 Argon 51 120W 200 80W 120W 9000 5800 Argon 1 2 5 probe Argo Troc 1 20W 200 20W 35W 9000 4800 Argon 2 2 5 probe Argo Troc 1 35W 200 20W 50W 9000 4800 Argon 3...

Page 71: ...l min 1 0 l min 0 4 l min 1 0 l min Argon 3 4 0 l min 4 0 l min 2 0 l min 1 5 l min 0 6 l min 1 5 l min Argon 4 5 5 l min 5 5 l min 2 5 l min 2 0 l min 0 8 l min 2 0 l min Argon 5 7 0 l min 7 0 l min...

Page 72: ...0 outside of limits 3 2 Limits min 147 max 172 Measurement reference voltage PWR_L RF output power Low I2 C ADC 3 3 Limits min 147 max 172 Measurement reference voltage B_M_VAL 4 Determination of offs...

Page 73: ...min 176 max 255 Test PE recognition PE recognition defective 10 Test of output relays 10 1 min 1 0 min 2 176 max 1 48 max 2 255 Relay test 3 switching changes Relay 3 defective 10 2 min 1 176 min 2 0...

Page 74: ...tor 13 1 Limits min 15 max 25 Power selection 1 Coag module defective 13 2 Limits min 35 max 55 Power selection 2 Coag module defective 13 3 Limits min 60 max 80 Power selection 3 Coag module defectiv...

Page 75: ...MBC600 4 not valid for Arco 1000 Power diagram Cutting4 0 50 100 150 200 250 300 350 100 150 200 400 600 1000 2000 Resistance in Ohm Power in Watt Cut 1 Cut 2 Cut 3 Cut 4 Cut 5 Power diagram Blend4 0...

Page 76: ...600 4 not valid for Arco 1000 Power diagram TUR4 0 50 100 150 200 250 300 350 400 100 150 200 400 600 1000 2000 Resistance in Ohm Power in Watt TUR 1 TUR 2 TUR 3 TUR 4 TUR 5 Power diagram Pulse4 0 5 1...

Page 77: ...for A 3000 2000 2 not valid for Arco 2000 77 3 not valid for MBC600 4 not valid for Arco 1000 Power diagram TUR Pulse4 0 10 20 30 40 50 60 100 150 200 400 600 1000 2000 Resistance in Ohm Power in Wat...

Page 78: ...Spray Coagulation 0 20 40 60 80 100 120 100 200 300 400 500 1000 2000 Resistance in Ohm Power in Watt Spray 1 Spray 2 Spray 3 Spray 4 Spray 5 Power diagram Force Coagulation Effect 14 0 20 40 60 80 10...

Page 79: ...lation Effect Hi4 0 10 20 30 40 50 60 70 80 90 100 100 200 300 400 500 1000 2000 Resistance in Ohm Power in Watt Force 1 Eff 1 Force 2 Eff 1 Force 3 Eff 1 Force 4 Eff 1 Force 5 Eff 1 Power diagram For...

Page 80: ...00 Power diagram Force Coagulation Effect 94 0 20 40 60 80 100 120 140 100 150 200 400 600 1000 2000 Resistance in Ohm Power in Watt Force 1 Eff 1 Force 2 Eff 1 Force 3 Eff 1 Force 4 Eff 1 Force 5 Eff...

Page 81: ...co 1000 Power diagram Argon 1 6 Coagulation4 0 10 20 30 40 50 60 70 1 2 3 4 5 Resistance in Ohm 1 100 Power in Watt Argon 1 6 1 Argon 1 6 2 Argon 1 6 3 Argon 1 6 4 Argon 1 6 5 Power diagram Argon 2 4...

Page 82: ...A 3000 2000 2 not valid for Arco 2000 82 3 not valid for MBC600 4 not valid for Arco 1000 Power diagram Argon open Coagulation4 0 20 40 60 80 100 120 1 2 3 4 5 Resistance in Ohm 1 100 Power in Watt Ar...

Page 83: ...3 not valid for MBC600 4 not valid for Arco 1000 Power diagram Bipolar Cutting2 3 4 0 20 40 60 80 100 120 140 25 50 100 200 500 Resistance in Ohm Power in Watt 10W 25W 50W 100W 130W Power diagram Bipo...

Page 84: ...z Bipolar Cutting2 3 4 X Yellow working indicator Continuous tone 550 Hz Bipolar Coagulation2 4 X Yellow working indicator Continuous tone 550 Hz PE failure Red blinking signal Modulated warning tone...

Page 85: ...manual Check for electrical safety according to DIN VDE 0751m part 1 1989 Check of protective conductor 0 3 Check of equipment leakage current case 0 5 ma Patient leakage current monopolar application...

Page 86: ...ing device manufacturer Checks of leakage current must be performed according to safety class CF 14 3 4 Power measurement Values for power output see table in chapter 8 Observe load resistors Generall...

Page 87: ...ent is done If the pressure at the input is too low empty gas bottle pressure below 4 5 bar the gas shortage indication lights up and a warning signal sounds If gas flow is impossible due to a clogged...

Page 88: ...o and RF units 1 not valid for A 3000 2000 2 not valid for Arco 2000 88 3 not valid for MBC600 4 not valid for Arco 1000 Annex Layout and circuit plans of existing boards and modules can be obtained b...

Page 89: ...25 08 2004 S ring Service Manual Arco and RF units 1 not valid for A 3000 2000 2 not valid for Arco 2000 89 3 not valid for MBC600 4 not valid for Arco 1000 03 003R8...

Reviews: