uniphy Phyaction 740 Series Скачать руководство пользователя страница 13

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Service Information Phyaction 740 & 790-series

Page 11

Pulse repetition frequency

Turn key clockwise

Turn key anti-clockwise

1.6.7

Laser therapy, parameter adjustments

Selectable laser probe, 15W

Selectable laser probe, 25 W

Selectable laser probe, 4 x 18 W

Pulse repetition frequency

Distance between laser probe and skin

Set total energy to zero

Repeat

function

Sound signal on/off

1.6.8 Treatment

memory

Programmable

memory

Store a therapy

Start a stored therapy

Clear a stored therapy

Information memory usage

Содержание Phyaction 740 Series

Страница 1: ...egistered trademark of Uniphy BV Art Code 93007916 5 Phyaction is manufactured in The Netherlands by Uniphy BV P O box 558 NL 5600 AN Eindhoven the Netherlands Tel 31 499 471771 Fax 31 499 474734 SERV...

Страница 2: ...2 3 Electrotherapy unit 17 2 4 Ultrasound therapy unit 18 2 5 Infrared laser unit 20 CHAPTER 3 PERFORMANCE CHECK 23 3 1 Safety inspection 23 CHAPTER 4 ADJUSTMENT PROCEDURES 25 4 1 Introduction 25 4 2...

Страница 3: ...afety The equipment can only be used in areas with provisions in accordance with current statutory requirements Pay particular attention to the use of protective earth otherwise the patient leakage cu...

Страница 4: ...ragraph 1 2 3 Operational safety concerning the use of the equipment in the vicinity of short wave and microwave equipment 1 3 Installation 1 3 1 Incoming inspection Check that the equipment ultrasoun...

Страница 5: ...forms here The central section provides information about the parameters The right hand section provides information about the output current during electrotherapy the power emitted during ultrasound...

Страница 6: ...s different for each program and each menu The display indicates clearly whether the buttons have a function and if so which function The black buttons or 12 are used to increase or decrease the value...

Страница 7: ...tion no 903 Looking into the probe when laser light is being emitted can seriously damage the eyes Therefore never look into the laser probe and never point it towards the eyes 1 4 10Ultrasound treatm...

Страница 8: ...0 8 and 3 3 MHz pulsed Specifications large treatment head model 292 Frequencies 0 8 MHz and 3 3 MHz BNR at 0 8 MHz 5 BNR at 3 3 MHz 4 ERA 4 cm2 Output power 0 1 5 W cm2 at 3 3 MHz continuous 0 2 W c...

Страница 9: ...Homogeneous intensity from appr 3 cm from the probe Divergence angle approx 20 degrees Dimensions diameter 4 cm length 22 cm 1 5 3 Electrotherapy Parameters two pole interferential current Carrier wa...

Страница 10: ...gular or triangular pulses Phyaction 793 only Pulse time 0 1 1000 ms Pause time 2 9999 ms Train duration 0 05 100 s Train interval 0 05 100 s Surge 1 100 Output current 80 mApeak at 500 Ohm Ultra Reiz...

Страница 11: ...41 x 28 x 13 cm Weight Phyaction 796 6 5 kg excluding accessories and packing Phyaction 740 5 7 kg excluding accessories and packing Insulation class 790 series I type BF Phyaction 740 I type B Volta...

Страница 12: ...ime with MF surge current Stimulation interval with MF surge current Timing clock Sound signal on off 1 6 4 Ultrasound therapy Selected ultrasound head small large extra large Duty cycle 1 6 5 Ultraso...

Страница 13: ...djustments Selectable laser probe 15W Selectable laser probe 25 W Selectable laser probe 4 x 18 W Pulse repetition frequency Distance between laser probe and skin Set total energy to zero Repeat funct...

Страница 14: ...menu Options for this program Raising the selected parameter Lowering the selected parameter Indication light for Stand by Indication light for stimulus Indication light for detected errors Current O...

Страница 15: ...TURE 15 Wpk 150 ns 904 nm 1 6 10 Symbols on the back of the appliance Off On Fuse Serial in and output Equipotentiality Type BF Do not open Attention see manual 1 6 11 Laser warning symbol and explana...

Страница 16: ...k 200 ns 904 nm LASER APERTURE 4x18 Wpk 150 ns 904 nm Explanatory label on laser probe model 242 Explanatory label on laser probe model 245 Type B 1 7 Photos of the current waveforms Biphasic current...

Страница 17: ...ailed block diagrams for each kind of therapy will be discussed 2 2 General block diagram Figure 1 shows the functional blocks of the Phyaction 797VIP The most extensive appliance of the series The mi...

Страница 18: ...us and program screens are shown on the display and the operator selects the requested therapy with the buttons and also changes or enters parameter settings with them 2 2 3 Serial interface A serial...

Страница 19: ...rm The sample data of the waveform are stored in an EPROM and from there transferred to the D A converters in the course of the phase The magnitude of the resulting wave is always proportional to the...

Страница 20: ...tch on the appliance after the cause has been removed e g turned up intensity control at switch on Because on switch on of the appliance a selftest is performed which of course includes a test of the...

Страница 21: ...ller is not capable of generating the drive frequency directly a PLL Phased Locked Loop is used to convert the low frequency control signal fcontrol to the drive frequency 2xfus needed Like the descri...

Страница 22: ...luminum cylinder also functions as the second electrode for the patient current when applying combined therapy A temperature sensor is mounted on the other end of the cylinder to monitor the temperatu...

Страница 23: ...essing the pushbutton on the laser probe starts the issue of trigger pulses and switches over the signal lamps provided that the laser stand by line is active Only with the pushbutton being depressed...

Страница 24: ...rates in parallel to the switching element in the laser probe periodically restores the energy level between the laser pulses 2 5 5 Laser test facility A photo pindiode is illuminated trough an attenu...

Страница 25: ...s undamaged Pay attention to scratches on the glass of the laser output aperture Are the labels on the laser probes readable Are the laser protection glasses on hand and in good condition 3 1 2 Functi...

Страница 26: ...tted only when the yellow light is burning Is the emitted laser power correct Does the displayed power measured with the laser test cell correspond with the emitted laser power 3 1 6 Test of the elect...

Страница 27: ...e on Adjust the voltage measured to 4 51 V 0 01 V with P10 while the dosage regulator is in the zero position When this is done switch off the appliance and remove the voltmeter cables from the measur...

Страница 28: ...osition at the occurrence of the error This is important in case of software errors In cases the display is probably not available the processor will activate the buzzer a number of times description...

Страница 29: ...on via digital and analog inputs and these are tested first Next the current generator and its safety circuits are tested then the ultrasound generator and the laser generator Finally some additional...

Страница 30: ...5 the timer and the I O registers are tested In case of a failure ERROR 31 with error code 0 for a failure in the RAM 1 till 3 for the I O registers and 4 for the timer 6 8253 timer The 3 timers in th...

Страница 31: ...safety relay is off A low current apr 2 mA is applied to the output circuit If a closed circuit is detected Vmf 10 9 V on ADC 1 97 V ADC value 0193h ERROR 61 will occur with error value the measured A...

Страница 32: ...with error code 1 3 Test the other half of the safety circuit comparator 2 for 150 limit The error messages is also ERROR 66 with error code 2 This completes the verification of the 150 limit check c...

Страница 33: ...e greater than 4 71V ADC value 03C3h after 40 msec If not then you will get ERROR 72 with error code 255 Test of the duty cycle modulator The duty cycle is switched off DC 1 0 and the voltage Vusi is...

Страница 34: ...as well In this case ERROR 81 is generated with error code 1 or 2 1 is the left connector 2 the right connector TEST OF THE VOLTAGE OF THE LASER TEST CELL The controller checks whether the voltage of...

Страница 35: ...5 BININ_ERR Instable digital signal 49 INT_ILLEGAL Illegal interrupt Safety circuit current generator 50 POTMET_ERR Dose regulator not in 0 position 51 ERRORMF_ERR MF errorline active 53 POWER_ERR Sum...

Страница 36: ...cell voltage error 83 LS_ERR General laser error 89 LSPOT_ERR Switch of laser dosage control is defective 5 5 Error descriptions Nr Name Description Code Value Addr 1 Software errors 10 RANGE_ERR Ran...

Страница 37: ...m SysMem PrgMem 0 1 2 3 4 3 Peripherals during selftest 31 _8155_ERR 81C55 error RAM port A port B port C timer 0 1 2 3 4 byte read byte read byte read byte read counter error addr 32 _8253_ERR 82C53...

Страница 38: ...nd 6 Safety circuit current generator 50 POTMET_ERR Dose regulator not in zero position 51 ERRORMF_ ERR MF error line active 53 POWER_ERR Supply voltage sum error Vsum ADC 54 POTADC_ERR Dose regulator...

Страница 39: ...d generator 70 HDTYPE_ERR Unknown head type L R HDtyp ADC 71 HDTEMP_ER R Head temperature error L R HDtemp ADC 72 VSNSUS_ER R Ultrasound supply error Vddus not stable within 1 0s t 10 s DAC 0 Vddus 2...

Страница 40: ...e 38 80 PBTYPE_ERR Probe type unknown L R PBtyp ADC 81 PBACT_ERR PbAct active during test L R 82 LSEYE_ERR Voltage laser test cell error LASeye ADC 83 LS_ERR General laser error 89 LSPOT_ERR Switch of...

Страница 41: ...onverter Sheet 14 Safety Sheet 15 Controls rectifier Sheet 16 Outputs Sheet 17 Console Sheet 18 US control Sheet 20 Probe driver Sheet 21 Mains supply Sheet 21b RFI filter mains inlet Sheet 22 Backlig...

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Страница 59: ...lands C o m p o n e n t L a y o u t P C B 7 9 1 6 7916 ps 29 1 August 23 1995 38 D 2 1 1 0 0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 2 1 0 1 2 3 4 5 6 7 8 9...

Страница 60: ...onal B V The Netherlands C o m p o n e n t L a y o u t P C B 7 9 5 3 7 9 7 0 7953 ps 33 1 July 19 1994 38 D 1 0 1 2 3 4 5 6 7 8 9 10 Y 2 3 4 1 0 1 2 3 4 5 6 7 8 9 10 2 3 4 0 1 2 3 4 5 6 0 1 2 3 4 5 6...

Страница 61: ...Uniphy International B V The Netherlands C o m p o n e n t L a y o u t P C B 7 9 4 3 7943 ps 32 1 December 23 1992 38 D...

Страница 62: ...Uniphy International B V The Netherlands C o m p o n e n t L a y o u t P C B 7 9 3 2 7932 ps 31 1 August 24 1995 38 D...

Страница 63: ...Uniphy International B V The Netherlands C o m p o n e n t L a y o u t P C B 7 9 2 7 7927 ps 30 1 September 20 1994 38 D...

Страница 64: ...5 6 7 8 9 10 11 12 13 14 15 16 1 0 1 Y X 1 0 1 Size Document Number Title Property of Drawn by Approval Uniphy International B V The Netherlands N H Beun C o m p o n e n t L a y o u t P C B 2 4 0 3 A4...

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