Oscilla SM930 Audiometer User Manual
Contents
1. User manual Oscilla SM930 Screening Memory Audiometer y inmedico a s 4 8 Automatic mode A push on the AUT button causes the If on one or more frequencies has not been answered device to start 1 of 4 possible tests the light above the AUT button will flash when the test ends The 20 dB test The 20 dB test gives the option of performing a quick automatic screening test with a fixed sound pressure of 20 dB After each answer the frequency will change and the sound level will return to 20 dB The test is started at 1000 Hz in the left channel and goes up in frequency When the highest frequency is reached it returns to 1000 Hz and continues down and the sequence is repeated with the right ear After the test has been performed you may recall the values in the display by pressing FREQUENCY UP and DOWN and transmit them to a printer or a computer The 20 dB RANDOM test An extremely useful automatic test has been added selects RANDOMLY frequency and channel avoiding that the test person will find a system and therefore be prepared for the next signal The test is started at 1000 Hz left channel and then 1000 Hz right channel After this the frequency and channel is selected randomly with a new sequence each time the test is started When a 20 dB test is finished 1 If all frequencies are answered at 20 dB you will hear 1 BEEP after the test and you will know that all frequencies have been heard at 20 dB 2 If on2. Manual and automatic threshold test without storage of data CO 125 Hz 250 Hz 500 Hz 750 Hz 1000 Hz 1500 Hz 2000 Hz 3000 Hz 4000 Hz 6000 Hz 8000 Hz 1 Left Right channel 4 7 144 7 ohm Patient response 1 K ohm TDH 39 lt 1 4 and higher harmonic sub harmonic lt 0 3 4 dB 125 Hz 4 kHz 5 dB 6 kHz 8 kHz Measurement Durations and Times Data transmission Storage space RS 232C protocol 83 audiograms Page 15 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s 6 Please note 6 1 Safety precaution Medical electrical equipment need special precautions regarding EMC and needs to be installed and put into service according to the EMC information provided in the accompanying documents Portable and mobile RF communications equipment can affect medical electrical equipment Interruptions of the mains adapter must be carried out on the outlet If the audiometer personal computer are exposed to a powerful static discharge this can cause interruption of the signal without interruption of the device Should this rare state occur then turn the audiometer off and then on Under normal conditions the device should function again Neither the patient nor user will be exposed to any danger likewise the calibration settings or other functions would be affected If a failure should occur meaning the device is missing a function or has a fault please con
3. also when an automatic test runs Following symbols will be shown on the screen X left ear O right ear If a tone is not answered the audiogram will show a little arrow on X and O If some frequencies has been left over they will not be shown on the audiogram 4 11 Erase an audiogram The CLEAR button erases the active audiogram selected by the ID buttons E Use it to ensure that there is no old data stored in the audiogram before you perform a new hearing test Only one audiogram may be erased at a time Page 9 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s 4 12 Setup The SETUP function is selected in the following way Press DATA and hold it while pressing CLEAR Release CLEAR and then release DATA The RESPONSE light will flash 5 times and then stay on constantly as long as SETUP is active With the ID buttons it is possible to select the 15 different modes which can be programmed individually The mode selected is shown in the ID display In addition a brief text is shown in the hearing level display to make it easier to remember the purpose of the different modes In all modes the ATTENUATOR buttons are used to select the desired state of each mode The middle box indicates the default value in each mode Mode 1 Frequency selecting AUDIOGRAM ISO HEARING LEVEL FREQUENCY IDENTIFICATION This gives the option of selecting or deselecting single frequencies by means of t
4. 200mA max Adaptor Primary 230 VAC 50 60 Hz 60mA max Secondary 12 VAC 7 VA 10 Environmental Conditions for Operation Ambient Temperature 15 to 35 degree Celsius Relative Humidity 30 to 90 Surrounding pressure 80 kPa to 120 kPa Environmental Conditions for Storage Ambient Temperature 10 to 50 degree Celsius Relative Humidity 95 or less non condensing Surroundings pressure 50 kPa to 120 kPa Physical Attributes Dimensions 295 W x 180 D x 55 H mm Weight 1 2 kg including accessories Casing material Aluminium Calibration Data is saved in eeprom memory EN 60604 1 Parallel port Automatic or manual printout of complete audiogram 60 75 dpi Serial port Automatic manual Computer data transmission RS 232 to patient file or serial printer 9600 baud 8 bit no parity 1 stop bit Page 14 of 20 User manual Oscilla SM930 Screening Memory Audiometer Warm up time Included parts Accessories ce A inmedico a s lt 3 seconds 1 audiometer 1 set of Peltor H7A headphones with TDH 39 1 response button 1 mains adapter 1 user manual and calibration certificate carrying bag serial cable printer cable AudioConsole software and Thermo Printer Measurement specifications Measurement Method Measurement Range Maximum Intensities Measurement Accuracy Tolerance frequency In output impedance Distortion speaker Single signal channel Air conductor
5. In AudioConsole you can display and save recorded audiograms stored within the audiometer and manage patients The audiometer is capable of conducting several automatic hearing threshold tests While the audiometer conducts the automatic tests there is time for the operator to finalize the necessary paperwork and possibly prepare and instruct the next patient In the program there is also a SETUP function which makes it possible to change some of the features of the audiometer The functions selected will be remembered until SETUP is changed again Function This device supports pure tone and can perform screening hearing tests in order to determine the hearing ability of a person Intended application The intended application of the device is to be used within a screening environment operated by trained health personal or likewise Classification Type 4 Screening Audiometer For additional information refer to the technical specifications on page 14 Page 3 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s 2 Description of front panel AUDIOGRAM IDENTIFICATION ISO HEARING LEVEL OSCILLA SM33230 TONE RESPONSE SCREENING MEMORY AUDIOMETER 13 PRINT AUT Re a g 7 DATA CLEAR AUDIO GRAM TONE ATTENUATOR FREQUENCY _IDENTIFICATION TONE PULSE DOWN y t 10 11 ISO hearing level The actual sound pressure in dB DOWN UP Frequency The actua
6. following symbol SU NOTE 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and people NOTE 1 At 80 MHz and 800 MHz the higher frequency range applies Page 20 of 20
7. the ID DOWN UP buttons to select AUDIO GRAM The number is shown in the ID display AUDIOGRAM IDENTIFICATION which one is the active audiogram IDENTIFICATION The memory may be disabled in the SETUP mode 3 and this will prevent the memory related functions from working and make the device act exactly like an old fashioned audiometer These memory related functions are PRINT AUT DATA CLEAR ID DOWN UP buttons and the audiogram ID display 4 7 Print A push on the PRINT button The light above the button will light up during the printing and the causes the device to print the program automatically selects the correct symbols lf the printer is not active audiogram to a connected or shows an error e g out of paper the light turns off after connected printer ERNU 20 25 seconds To select the correct printer driver refer to the SETUP section under mode 5 and 6 The following symbols will be used X LEFT ear O RIGHT ear When the patient does not hear the tone it is marked with a little arrow on the X O respectively Frequencies left out are not shown on the audiogram Under the audiogram a table is printed containing the dB numbers of the test This table also includes two fields for each channel named MID and HI The MID field is the average of the three midrange frequencies 500 1000 and 2000 Hz And HI is the average of the three treble frequencies 3000 4000 and 6000 Hz Page 7 of 20
8. ASE NOTE oli ta ie 16 Gu SALE PRECA DON tias 16 0 2 RACKING CO EDT UNT E ar ee dls callo A E 16 A E O AAA A A Oe RO ee EE 16 GA CLEANING DISINFECTION dies 16 GO PRODUCTIV Si AN o eo oo ooo de oo coo oa La O 16 A A A A AR 16 IS E A E RN 17 GON ees Ba ie a a 18 Page 2 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s 1 General description The SM930 is a fully automatic audiometer equipped with many useful features which are of great use in the daily work The audiometer is capable of memorizing the results obtained during a hearing test Therefore it is not necessary to register the threshold values for each frequency during the test but the operator can wait to fill out the audiogram by the time the test is completed During the manual hearing test the values which are presented to the patient will be stored in the audiometer Values not responded to are displayed with a special symbol on the print out If the operator leaves out some frequencies these will not be shown neither on the screen nor on the print out When changing frequency or channel the stored threshold values for each frequency are shown in the tone attenuator display for both left and right ear The audiometer may be connected to a 9 or 24 pin dot printer a thermo printer or a PCL 5 compatible laser printer in order to print out complete audiograms The audiometer may optionally be used with the software program AudioConsole
9. User manual Version 1 21 t PN PRINT DATA TONE ATTENUATOR uP TONE DOWN scilla Audiometer da Ha AUDIOGRAM 150 HEARING LEVEL FREQUENCY l IDENTIFICATION W OSCILLA S5MS530 TONE RESPONSE SCREENING MEMORY AUTIOMETER mi J CLEAR AUDIO GRAM FREQUENCY IDENTIFICATION J Y L R AIR PULSE DOWN uP GOWN UP Firmware version 1 16 1 17 Manufactured by Inmedico A S 8520 Lystrup Denmark Tel 45 8674 2622 Fax 45 8674 2616 0543 Mail info inmedico com Web www inmedico com User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s Table of contents I GENERALE DESCRIPTION aereos 3 2 DESCRIPTION TDTERONTRANEL ias 4 DESCRIPTION OF REAR PANEL iia 5 4 OPERATION untar iia ada arias 6 Al TONE ATIENDA TO a e ed al a ed dl e e e al e a aa 6 Ae TONE a A E OO 6 MA e OR e 6 E leo tare a 6 A EL REDES e anaes ees 6 AS A eae Satisk po eater aes og cas oe Saas waa aes dae ee E Seca ectetee Dans anaes eta iy daa ouateueetac E aeatake 7 7 T E ARTIS ES EEEE E I E EAEE E EEEE ESA E N ES EEES E E E EAA UA 7 Ars NON TIC NODE sate alsa oleate e e ns e lo el tekst ees O 8 4 9 THE AHUGHSON WESTUAKE AUTOMATIC TES TT a id a 8 AS WSR A A O eT Ee A a METRE ORONO O A O ven amen eevee II 9 A PPA FANA OA Ps ert Seg nas Ba otis enna a gatas nero ut a e e o ed UE 9 Aa Ne Sy type cee Satur ie yaa eda ag A O O A DORA 10 S TECHNICAL SPECIFICATIONS lt a escotes 14 6 PLE
10. ank lines even with the setting set to OFF This can occur if a 9 pin printer is used in the 24 pin or PRO mode Try to change mode 5 Printer type to 9 pin printer Page 11 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s Mode 7 Audiogram selection AUDIOGRAM AUD SNGL ISO HEARING LEVEL FREQUENCY IDENTIFICATION This is used to determine if the audiograms printed out should be single or dual The two choices are shown as SNGL or DUAL in the attenuator display SNGL Both ears are shown on one single audiogram on the printout DUAL Two separate audiograms are printed out one with the left ear and one with the right ear Mode 8 Automatic printout AUDIOGRAM APR OFF ISO HEARING LEVEL FREQUENCY IDENTIFICATION APR automatic print out after finished an automatic test The SM930 will automatically print out the test result and during this you may prepare for the next patient Mode 9 Top Margin AUDIOGRAM Pos ISO HEARING LEVEL FREQUENCY IDENTIFICATION If you want to use a certain formula for printing your test data you are able to determine the top margin from 0 to 30 lines POS Position Mode 10 Automatic attenuator reset AUDIOGRAM ISO HEARING LEVEL FREQUENCY IDENTIFICATION Automatic reset of attenuator in the Hughson Westlake test AAR automatic attenuator reset If this mode is ON the attenuator will be reset to the level which is set in mode 13 Mode 11 Hughs
11. ct PARA and connect the printer to the socket marked PRINTER Finishing SETUP The DATA button terminates the SETUP function The software program stores the modes selected until changes are made Reset to DEFAULT values is performed manually by using the below listed values Mode 1 All frequencies available Mode 2 OFF Mode 3 ON Mode 4 RND Mode 5 24 Mode 6 OFF Mode 7 SNGL Mode 8 OFF Mode 9 0 Mode 10 OFF Mode 11 10 Mode 12 70 Mode 13 30 Mode 14 OFF Mode 15 PARA Page 13 of 20 User manual Oscilla SM930 Screening Memory Audiometer e A inmedico a s 5 Technical specifications Standards compliance Audiometer O ata EN TDH 39 sound pressure EN ISO 389 1 Safe EN 60601 1 1990 A1 1993 A2 1995 A13 1996 Electromagnetic compliance EN 60601 1 2 2001 EMC j p Directive 89 336 EEC Medical Instrument Directive CE Mark MDD 93 43 EEC Classification Group 1 class B EN 60601 1 2 2002 Type of protection against electric shock Class equipment Degree of protection against electric shock Type B applied part Degree of protection against liquid penetration IPO ordinary equipment Degree of safety of application in the presence N A of flammable anaesthetics Mode of operation Continuous operation Medical CE mark Inmedico A S is approved for medical CE marking by DGM Identification number 0543 Transducers TDH 39 air conduction Power Supply 12 VAC approx
12. e or more frequencies are not responded to at 20 dB 3 Beeps will be heard as well as the AUT lamp will flash telling you that one or more frequencies have not been heard at 20 dB When you go through the frequencies the attenuator display will tell you which frequencies were not heard Those that shows anything other than 20 was responded to at the sound level shown rather than 20 GB If the display flashes it means that the automatic test proceeded all the way up to maximum sound level at this frequency without the patient responding at all 4 8 1 Variable automatic test This is an automatic threshold test The frequency is set to 1000 Hz and a tone is automatically given to the left ear at an intensity of 30 dB As long as there is no response from the patient intensity will increase 10 dB each time the tone is presented to the patient For each response the intensity will decrease 5 dB and conversely increase 5 dB when there is no answer When the test has accepted the answer the frequency is automatically changed to the next level above 1000 Hz and the procedure is repeated until all frequencies above 1000 Hz have been tested The frequency drops down to 1000 Hz and all frequencies below 1000 Hz are tested following the same procedure as described above 4 9 The Hughson Westlake automatic test This is an automatic threshold test The frequency is set to 1000 Hz and a tone is automatically given to the right ear at an intens
13. he TONE ATTENUATOR One press on the UP button selects the frequency and the TONE lamp will light up On the other hand pushing the DOWN button will deselect the frequency and the lamp will be off The deselected frequencies are then skipped over in normal operation Mode 2 Tone length AUDIOGRAM ISO HEARING LEVEL FREQUENCY IDENTIFICATION In this mode fixed tone duration of 0 5 1 0 1 5 seconds may be chosen The individual tone durations are selected with the tone attenuator buttons and are shown in the frequency display as OFF 0 5 1 0 1 5 When set to OFF the tone is on as long as the interrupter is held down The fixed tone duration selected is not affected by the length of time the interrupter button is depressed Mode 3 Recall mode AUDIOGRAM ISO HEARING LEVEL FREQUENCY IDENTIFICATION This determines if the threshold values are stored in the memory of the audiometer for printout transfer to PC or recall in display There are three different choices shown in the frequency display as OFF ON or AUTO OFF The memory is disabled Use this if you want the unit to operate as a traditional audiometer without memory and recall capabilities When memory is disabled it is not possible to use the printer port the serial port and the automatic hearing tests ON The memory is active Sound levels are stored in memory each time the attenuator setting is changed When frequency or channel is changed the sou
14. inter Printer Connection for parallel printer On off Device on off N OORA W N Power Power connector Page 5 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s 4 Operation 4 1 Tone attenuator By applying light pressure to the DOWN UP buttons the attenuator steps up or down in 5 dB The actual sound pressure can be read in the display TONE ATTENUATOR ISO HEARING LEVEL Holding down one of the buttons the sound pressure is increased or decreased until the button is released Increments in the range from 10 dB to 110 dB refer to max intensities under Technical Specifications When the attenuator is in its lowest position one step below 10 dB the display will show minus In this position no data will be stored in the memory and should a print out be performed no values will be shown for these frequencies If the patient does not respond to the tone even at maximum sound level this information should be stored in memory by pressing the attenuator UP button one extra time This will make the hearing level display flash and thereby indicate that the tone was not heard If it is decided to store the threshold values shown in the display it is important not to activate the two attenuator keys before print out unless a correction of the sound pressure is desired 4 2 Tone With the interrupter button a tone Is sent to The light will shine as long as the patient al the to
15. ions on power supply input lines IEC 61000 4 1 1 Power frequency 50 60 Hz magnetic field IEC 61000 4 8 6 kV contact 8 KV air 2 kV for power supply lines 1 kV for input output lines 1 kV differential mode 2 kV common mode lt 5 UT gt 95 dip in UT for 0 5 cycle 40 UT 60 dip in UT for 5 cycle 70 UT 30 dip in UT for 25 cycle lt 5 UT gt 95 dip in UT for 5 sec 6 kV contact 8 KV air 2 kV for power supply lines 1 kV for input output lines 1 kV differential mode 2 kV common mode lt 5 UT gt 95 dip in UT for 0 5 cycle 40 UT 60 dip in UT for 5 cycle 70 UT 30 dip in UT for 25 cycle lt 5 UT gt 95 dip in UT for 5 sec NOTE UT is the AC mains voltage prior to application of the test level Floors should be wood concrete or ceramic tile If floors are covered with synthetic material the relative humidity should be at least 30 Mains power quality should be that of a typical commercial or hospital environment Mains power quality should be that of a typical commercial or hospital environment Mains power quality should be that of a typical commercial or hospital environment If the user of the audiometer requires continued operation during power mains interruptions it is recommended that the audiometer be powered from an uninterruptible power supply or a battery Power frequenc
16. ity of 30 dB As long as there is no response from the patient intensity will increase 5 dB each time the tone is presented to the patient For each response the intensity will decrease 10 dB and conversely increase 5 dB when there is no answer The test uses the 2 of 3 answer method to determine when to proceed to the next frequency This means that it looks at the two first answers and if they are at the same sound levels the next frequency is selected If they are not equal it tests a third time and compares the answer with the two previous answers If it matches one of those it proceeds to the next frequency If all three answers are different from each other the test continues until two out of three following answers are equal The sequence of the frequencies is different from that of the 20 dB test After the initial 1000 Hz has been tested the frequency will go down to the next frequency instead of up When the lowest frequency has been tested the test returns to 1000 Hz and goes up from here This sequence is repeated on the left ear Page 8 of 20 User manual Oscilla SM930 Screening Memory Audiometer mK inmedico a s When a threshold test is finished When the automatic threshold test is completed the audiometer gives 1 beep If some of the frequencies have not been answered then the lamp above the AUT button will flash Going through the frequencies step by step the attenuator display will flash for the frequencies not hea
17. l frequency in Hz Audiogram Identification The active audiogram Print Prints the active audiogram Aut Starts 1 of 4 possible automatic tests Data Transmits the test results to a connected PC Clear Erases the current audiogram COON DOO A UO N Tone attenuator Push the DOWN UP to change sound level O Tone Sends tone to the patient 10 AIR Determines whether the tone is going to the right or left ear 11 Pulse Sends a pulsing tone to the patient with a modulation frequency of 2 5 Hz 12 Frequency Pushing one of the buttons changes the frequency to the next fixed value 13 Audiogram Identification Push one of the buttons to select which audiogram to be active Default if the device has not yet been in use the FREQUENCY display shows 1000 Hz the TONE ATTENUATOR display shows and the IDENTIFICATION DISPLAY shows 1 Page 4 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s 3 Description of rear panel The earphone and patient answer button cables are mounted with phone jacks who are hooked up to the appropriate input connectors on the rear side of the device The power adapter is inserted into the POWER connector at the rear side of the device and plugged into an electrical outlet 6 RIGHT LEFT RESPONSE SERIAL MADE iH DENMARE DY IE De AARHUS A Right Right earphone Left Left earphone Response Patient response Serial Connection for PC or serial pr
18. many inkjet printers such as Canon PRO Used with IBM Pro Printers Some other printers can emulate a Pro Printer HP Used with PCL 2 to PCL 5 compatible laser printers such as HP DeskJet and LaserJet printers Many other laser printers may emulate HP laser printers and will work with this setting THER Used with the Kyosha Thermo printer When this printer is used MODE 15 must be set to SERI because it is connected to the serial port Note that printers designed specially for Microsoft Windows will not work when connected directly to the audiometer It is however perfectly possible to use them together with a PC when the audiometer is connected to the PC via the serial port If you don t Know which language your printer works with you may just try the different settings and see if it works There is no risk of damage to neither the printer nor the audiometer by selecting a wrong printer type You may also consult the printer manual for further information as to what the printer may emulate E g HP printers which may emulate PCL 2 will work Mode 6 Carriage return on off AUDIOGRAM oF ISO HEARING LEVEL FREQUENCY IDENTIFICATION Some matrix printers may make horizontal blank lines in the printout If this occurs try to set this setting to OFF Others will fail to return the printhead to the start of the next line and then often only print one line If this occurs set this setting to ON In some cases you will see bl
19. nd level previously stored in memory is recalled to the display AUTO The memory is active Works like when ON is selected but in addition the unit will transmit the audiogram data to the serial port each time the attenuator setting is changed This setting is useful if you want to watch the audiogram on a PC during the test and will work when automatic tests are performed too Page 10 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s Mode 4 Auto mode AUDIOGRAM AUT RND ISO HEARING LEVEL FREQUENCY IDENTIFICATION Selecting one of the four automatic tests The four tests are shown as 20 20r VARI and HUGH and the choice is made by means of the attenuator buttons 20 The quick and simple 20 dB screening test 20r The randomized version of the 20 dB test VARI An automatic threshold test HUGH The Hughson Westlake 2 of 3 automatic threshold test The different tests are described in the Automatic mode section Note that the memory must be enabled in mode 3 for the automatic modes to work Mode 5 Printer type selection AUDIOGRAM PRT ISO HEARING LEVEL FREQUENCY IDENTIFICATION If you want to use a printer connected directly to the audiometer the correct type of printer must be selected There are 5 printer type selections that work with a variety of printers 9 Used with most Epson compatible 9 pin matrix printers 24 Used with most 24 pin printers and
20. ne is present TONE TONE It is possible to select fixed tone duration of 0 5 1 0 or 1 5 seconds This means that independently of how long the interrupter button is depressed the selected tone duration remains unchanged 43 AIR The output button AIR determines When the L left 0 Oppositely the tone is sent whether the tone is going to the right or lamp ison the tone pr tothe right ear when the R left ear is sent to the left ear right light is on AIR For each touch of the AIR key ears are changed 4 4 Pulse By pushing the PULSE button a pulsing tone with a modulation frequency of 2 5 Hz is emitted Pulse modulation may be used during an automatic test too by holding down PULSE while starting the auto test 4 5 Frequency Pushing one of the buttons changes the FREQUENCY The actual frequency can be read in the display Hz frequency to the next fixed value o When holding either of the buttons the frequency is repeatedly changed to lower DOWN or higher UP values until the key is released If desired some frequencies can be disabled see SETUP MODE 1 FREQUENCY Page 6 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s 4 6 Memory The built in memory is capable of storing 83 separate audiograms numbered from 1 to 83 by an identification number The desired audiogram number is chosen by means of the AUDIOGRAM IDENTIFICATION up and down buttons Use
21. on Westlake minimum AUDIOGRAM ISO HEARING LEVEL FREQUENCY IDENTIFICATION Hughson Westlake minimum sound level in the range of 10 to 40dB The value can not be higher than the value chosen in mode 13 Mode 12 Hughson Westlake maximum AUDIOGRAM ISO HEARING LEVEL FREQUENCY IDENTIFICATION Hughson Westlake maximum sound level in the range of 50 to 80dB Page 12 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s Mode 13 Hughson Westlake start AUDIOGRAM IN ISO HEARING LEVEL FREQUENCY IDENTIFICATION Hughson Westlake start level in the range of 0 to 50dB May not be set to a lower value than the minimum value in mode 11 Mode 14 Identification transmit AUDIOGRAM ISO HEARING LEVEL FREQUENCY IDENTIFICATION When this mode is on the audiometer transmits an identification key when turned on This is required when the audiometer is used with the AudioConsole PC program If the audiometer is used with other programs it is possible that this ID key will cause problems If you experience this the ID transmission can be turned off here Mode 15 Printer Port selection AUDIOGRAM PARA ISO HEARING LEVEL FREQUENCY IDENTIFICATION This mode selects if a printer is connected to the parallel port or the serial port If you use the Kyosha Thermo printer this mode must be set to SERI This printer is connected to the socket marked SERIAL on the audiometer For printers with parallel port sele
22. rd It is now possible to conduct a manual test for those frequencies For safety reasons the maximum test level is fixed at 80 dB 125 Hz to 70 dB during the automatic tests For the Hughson Westlake test this maximum level may be decreased in the setup 4 9 1 Patient notification of an automatic test finishing When an automatic test is finished the patient is notified by three beep sounds in the earphones This is done for all the test types both 20dB and threshold tests 4 9 2 Pulse tone and automatic test combined lt is possible to use the pulse tone within the automatic tests The test will then keep pulsing the tone until the patient responds then stop it so the patient knows his response is acknowledged When the next tone is given the test starts pulsing again and waits for a response To use this feature hold down the PULSE button while you start the automatic test by pressing AUT 4 10 Data A push on the DATA button causes the device to transmit the test results stored in the active audiogram to a connected PC DATA The time of transmission is about 200 milliseconds There are 3 options for datatransmission which can be chosen from SETUP mode 3 Frequency display shows OFF Memory is off datatransmission is not possible Frequency display shows ON Every push on the DATA button will transmit results to PC Frequency display shows AUTO Data will automatically be transmitted everytime the soundpressure is changed
23. tact the seller of the device or the manufactor Repair of the device must be accomplished by Inmedico A S or a specially trained person with a given permission to repair the product PG printers or other equipment there are used together with the audiometer must meet the specified demands given in standard EN60601 1 14 1a 6 2 Packing guidance By shipment the device must be wrapped into bubble plastic and put into an ordinary export case None of the audiometer parts must be able to touch the sides in the box The audiometer withstand ordinary air freight and similar 6 3 Calibration Its recommended to get the device calibrated every 2nd year by qualified personal 6 4 Cleaning disinfection Audiometer parts that are in contact with the patient include patient response and headset Both can be cleaned with a cloth wrung in lukewarm water and a little soap Disconnect both parts from the audiometer before cleaning and make sure they are dry before connecting them again 6 5 Product Warranty 2 years device only 6 6 Product Life 20 years estimated Page 16 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s 6 7 Symbols AC 12V alternating current ONS A N Caution o Type B EN60601 1 E Must be properly disposed Page 17 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s 7 EMC Guidance and declaration of the manufactor electromagne
24. tic emission The audiometer is intended for use in the electromagnetic environment specified below The customer or the user of the audiometer should assure that it is used in such an environment Emissions test __ Compliance Electromagnetic environment guidance RF emissions The audiometer uses RF energy only for its internal CISPR 11 function Therefore its RF emissions are very low and are not likely to cause any interference in nearby electronic equipment RF emissions Class B CISPR 11 Harmonic emissions Complies The audiometer is suitable for use in all establishments including domestic establishments and those directly IEC 61000 3 2 connected to the public low voltage power supply network that supplies buildings used for domestic purposes Fluctuations flicker Complies emissions IEC 61000 3 3 Page 18 of 20 User manual Oscilla SM930 Screening Memory Audiometer x inmedico a s Guidance and declaration of the manufactor electromagnetic immunity The audiometer is intended for use in the electromagnetic environment specified below The customer or the user of the audiometer should assure that it is used in such an environment Immunity test IEC 60601 Compliance level Electromagnetic environment Test level guidance Electrostatic discharge ESD IEC61000 4 2 Electrical fast transient burst IEC 61000 4 5 Surge IEC 61000 4 5 Voltage dips short interruptions and voltage variat
25. y magnetic fields should be at levels characteristics of a typical location in a typical commercial or hospital environment Page 19 of 20 User manual Oscilla SM930 Screening Memory Audiometer mK inmedico a s Guidance and declaration of the manufactor electromagnetic immunity The audiometer is intended for use in the electromagnetic environment specified below The customer or the user of the audiometer should assure that it is used in such an environment Immunity test IEC 60601 Compliance level Electromagnetic environment Test level guidance Portable and mobile RF communications equipment should be used no closer to any part of the audiometer including cables than the recommended separation distance calculated from the equation applicable to the frequency of the transmitter Recommended separation distance d 1 17VP Conducted RF 3 Vrms IEC 61000 4 6 150 kHz to 80 MHz d 1 17VP 80 MHz to 800 MHz Radiated RF 3 V m d 2 33VP 800 MHz to 2 5 MHz 4 MHz to 2 5 GH IEC 61000 4 3 80 MHz to 2 5 GHz Where Pis the maximum output power rating of the transmitter in watts W according to the transmitter manufacturer and dis the recommended separation distance in meters m Field strengths from fixed RF transmitters as determined by an electromagnetic site survey should be less than the compliance level in each frequency range Interference may occur in the vicinity of equipment marked with the
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