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Operation Manual

 

 

 
 
 
 

 

 

Screening Audiometer 

AS608/AS608e 

 
 
 
 
 
 
 
 

Valid from serial 744081 

                                  80696203 

 ver. 06/2009

 

 

Operation Manual 

 

Summary of Contents for AS608

Page 1: ...Operation Manual Screening Audiometer AS608 AS608e Valid from serial 744081 80696203 ver 06 2009 ...

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Page 3: ...08e Special Functions 11 Display 12 Setup Menu of AS608 AS608e 14 Technical Specifications 19 Parts 22 Electrical Installation 22 External Connections Standard Accessories 24 Unpacking Inspection 25 Contents of Shipment 25 Reporting Imperfections 26 Operating Temperature 27 Care and Maintenance 27 Trouble Shooting 28 Dictionary 29 Appendix General Maintenance Procedures 30 Drawing of Front Plate 3...

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Page 5: ... that the instrument be operated within an ambient temperature range of 15 35 degree Celsius 59 95 degrees Fahrenheit Extended Function The AS608e extends the AS608 functionalities with the following three extra features PC Integration through the Diagnostic Suite software This enables audiograms to be transferred and displayed in the Windows software and stored in the OtoAccess TM or Noah databas...

Page 6: ... patients This includes physically cleaning and use of a recognised disinfectant Individual manufacturer s instruction should be followed for use of this disinfecting agent to provide an appropriated level of cleanliness Never insert or in any way use the insert headset without a new clean non defect test tip WARNING indicates a hazardous situation which if not avoided could result in death or ser...

Page 7: ...IEC 60601 1 1 If in doubt contact your service technician or local representative for help If connection is made to a standard PC which is powered through the mains network special precautions must be taken in order to maintain medical safety A standard USB cable can only be used if the connected PC is running on battery or medical approved or powered via a medical approved safety transformer In a...

Page 8: ...r some time It is important that instructions set forth in this manual are followed closely in order to maintain the safety and full functionality of the instrument External power supply through USB socket Within the European Union it is illegal to dispose electric and electronic waste as unsorted municipal waste Electric and electronic waste may contain hazardous substances and therefore has to b...

Page 9: ...anty The product requiring service should be returned promptly properly packed and postage prepaid Loss or damage in return shipment to Interacoustics shall be at purchaser s risk In no event shall Interacoustics be liable for any incidental indirect or consequential damages in connection with the purchase or use of any Interacoustics product This shall apply solely to the original purchaser This ...

Page 10: ...gations or liabilities of Interacoustics and Interacoustics does not give or grant directly or indirectly the authority to any representative or other person to assume on behalf of Interacoustics any other liability in connection with the sale of Interacoustics products INTERACOUSTICS DISCLAIMS ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FOR FUNCTION OF F...

Page 11: ...djust for tight fit If the cushions are not tight to the ears the test results may be false at lower frequencies Background Noise Background noise can also produce false test results especially at lower frequencies If necessary the DD45 can be equipped with noise excluding enclosures Please contact the distributor for more information Instruction of Subject Prior to hearing threshold level measure...

Page 12: ...timuli should be varied to prevent the subject to react on the rhythm 5 Change to the next frequency and repeat the procedure until all frequencies are measured Repeat the procedure at 1000 Hz If the difference to the previously found threshold is then 5dB or less go to the other ear If the difference is 10 dB or higher repeat the test at the other frequencies until agreement to 5 dB or less has b...

Page 13: ...y of the AS608e and transferred to the Diagnostic Suite PC software and stored in OtoAccessTM or Noah Hughson Westlake is an automatic pure tone test procedure Threshold is defined as 2 out of 3 or 3 out of 5 correct responses at a certain level in a 5 dB increase and 10 dB decrease test procedure The Hughson Westlake is used to obtain pure tone thresholds automatically Talk Forward The Talk Forwa...

Page 14: ...d down the two rotary wheel buttons 1 and 2 simultaneously for a few seconds The audiometer will also automatically power off after 1 2 3 4 or 5 minutes depending on the settings see next section Pure Tone Presentation 1 Select desired frequency with the Frequency button 2 Select desired intensity with the HL dB 3 Present tone by touching Tone Switch An indication will be on Display see below 1 2 ...

Page 15: ... If Tone is selected pure tones will be presented to the subject when the Tone Switch is activated If Warble is selected warble tones will be presented to the subject when the Tone Switch is activated AS608e Special Functions Talk Forward On the AS608e Talk Forward is activated by holding down the HL db 3 rotary wheel While holding down the The Talk button 3 the talk forward level can be adjusted ...

Page 16: ... test Display A Tone A tone presentation indicator is provided in the top left corner of the display header B Response When using the APS3 response button a response is indicated in the middle of display header C Power On or Battery status The power status of the AS608 AS608e is indicated in the top right corner of the display header The icon will change depending on whether the instrument is powe...

Page 17: ...icon will change depending on the battery power level When batteries are running low the display will read Low Battery and flash The Power Off settings of the instrument can be adjusted at different time intervals or set to never power off please see Setup section for details ...

Page 18: ... seconds F1 Change setting F2 Browse up in the setup menu F3 Browse down in the setup menu F4 Save settings and Back to previous screen display see below for details Power up Tone Press Change to toggle between Manual and Reverse Power up Ear Press Change to toggle between Right and Left ear as the default ear for Power Up Default Intensity ...

Page 19: ...de Choose between Off 10dB 5dB 0dB 5dB 10dB 15dB 20dB 25dB 30dB 35dB 40dB 45dB and 50dB Intensity Steps Choose Between 1 dB and 5 dB Power Off setting Press Change to toggle between Never 1 2 3 4 or 5 minutes Pulse Length Press Change to toggle between 250msec and 500msec Language ...

Page 20: ... very bright to 6 very dark HW Test only on AS608e Press Change to go to the Hughson Westlake HW automatic test procedure setup Press Change to toggle between Familiarization On Off Familiarization is used to train the patient Press Change to toggle between 2 correct out of 3 answers and 3 correct out of 5 answers The conditions used before going to the next frequency ...

Page 21: ...s On Off Press Save to return to the main HW setup menu Frequencies Press Change to access the default frequency range from 125Hz to 8 kHz for daily operation 7 frequencies are available to change 125 250 750 1 500 3 000 6 000 and 8 000 Press Change to toggle between On or Off Press Save to return to the main setup menu License ...

Page 22: ... modify the license key of the AS608 AS608e instrument Use button 2 to change the letter and button 1 to move the cursor Press Save to return to the main setup menu About Press Change to access the information in the About section Press Back to return to the main setup menu Press Save to return to measurement screen of the AS608 AS608e ...

Page 23: ...B Report 1 61 4039503 09 DD45 Medical CE mark The CE mark indicates that Interacoustics A S meets the requirements of Annex II of the Medical Device Directive 93 42 EEC TÜV Product Service Identification No 0123 has approved the quality system Frequencies and Intensities Freq Hz AC dB HL 125 70 250 90 500 100 750 100 1000 100 1500 100 2000 100 3000 100 4000 100 6000 100 8000 90 Inputs Tone Warble ...

Page 24: ...tton and internal memory for AC L R Stored Measurements can be viewed on the build in display or transferred to the PC using the Diagnostic Suite Audiogram software module PC Software Interface The Diagnostic Suite PC software with advanced reporting and printing features OtoAccess TM and Noah compatible Distortion 0 3 typical at full intensity 1 maximum at full intensity Rise fall Times 35 msec t...

Page 25: ...ns WxDxH 22 5 x 18 x 5 5 cm 8 9 x 7 1 x 2 2 inches Weight 1 0 kg including batteries and headset 1 6 kg including TC608 carrying bag incl peltor noise reducing headset audiogram charts etc Operating Environment Temperature 15 35 C 59 95 F Relative Humidity 30 90 Storage Environment Temperature 0 50 C 32 122 F Relative Humidity 10 95 Transport Environment Temperature 20 50 C 4 122 F Relative Humidi...

Page 26: ...ltilingual CE operation instructions CD Diagnostic Suite only AS608e Additional Parts ASA30M 0301 External Power Supply Medical CE Approved APS3 Patient Signal Button 21925 Audiocup Noise Excluders 50250 Peltor Noise Excluders Electrical Installation Socket for patient response APS3 Socket for external power supply Sockets for transducers left blue and right red ...

Page 27: ...AS608 AS608e Operation Manual Page23 Compartment for three AA size batteries ...

Page 28: ...AS608 AS608e Operation Manual Page24 External Connections Standard Accessories Patient Response Switch APS3 Standard Headphones DD45 ...

Page 29: ...im Keep carton for future shipment The AS608 AS608e comes in its own shipping carton which is specially designed for the AS608 AS608e Please keep this carton It will be needed if the instrument has to be returned for service If service is required please contact your nearest sales and service office Contents of Shipment Delivered items with AS608 AS608e AS608 AS608e is as a standard unit delivered...

Page 30: ...ting the AS608 AS608e to the mains it should once more be inspected for damage All of the cabinet and the accessories should be checked visually for scratches and missing parts Report immediately any faults Any missing part or malfunction should be reported immediately to the supplier of the instrument together with the invoice serial number and a detailed report of problem In the back of this man...

Page 31: ... respectively prolonged Care and Maintenance The performance and reliability of the AS608 AS608e will be prolonged if the following recommendations for care and maintenance are adhered to Using an external power Supply e g ASA30M 0301 Turn the switch to the off position Great care when handling the headset Great care should be exercised when handling the headset as dropping it may alter the calibr...

Page 32: ...pe Using Batteries The batteries might need to be changed an indication on the top right corner of the display will be provided and the operator prompted on the status via a flashing screen External Power Cable connected to AS608 AS608e will disconnect batteries unplug cable for battery operation No tones in the DD45 headphone Left F1 or Right F2 ear must be selected The Attenuator 2 must be turne...

Page 33: ...he internal memory F3 Man Pulse Select Man to have the tone presented when Tone Switch is activated Select Pulse to present pulsing tones when the Tone Switch is activated F4 Pure Tone Warble Select Pure tone or Warble tone as stimulus 1 Frequency Selects stimulus frequency 2 HL dB Adjustment of Intensity 3 Tone Switch Presents stimulus A Display Tone Indicates presentation B Display Response Indi...

Page 34: ...involve damage For maximum electrical safety turn off the power from a mains powered instrument when it is left unused Do not site the instrument next to a heat source of any kind and allow sufficient space around the instrument to ensure proper ventilation To ensure that the reliability of the instrument is kept it is recommended that the operator at short intervals for instance once a day perfor...

Page 35: ... conducted to others If ear cushions or eartips are contaminated it is strongly recommended to remove them from the transducer before they are cleaned By frequent cleaning water should be used but by severe contamination it may be necessary to use a disinfectant The use of organic solvents and aromatic oils must be avoided Great care should be exercised by the handling of earphones and other trans...

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Page 37: ...AS608 AS608e Operation Manual Page33 Drawing of Front Plate 1 2 3 A B C ...

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Page 39: ...AS608 AS608e Operation Manual Page35 Return Report ...

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