Maico MA 25 Скачать руководство пользователя страница 23

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1162-1004 Rev C

03/12

MAICO Diagnostics

10393 W. 70

Street

Eden Prairie, MN

Tel.: 888.941.4201

Fax: 952.278.4481

Internet: www.maico-diagnostics.com

Содержание MA 25

Страница 1: ...MAICO Diagnostics 10393 West 70th Street Eden Prairie MN 55344 USA Toll Free 888 941 4201 MA 25 Operating Manual...

Страница 2: ...sories 5 2 6 Connecting the accessories 6 3 Function of buttons and display 7 3 1 Function buttons 8 3 2 MA 25e Special Functions 8 3 3 Display 9 4 Performing tone audiometric tests 10 4 1 Auto Thresh...

Страница 3: ...o learn and to understand As all the functions are software controlled upgrading the software and or adding additional functions at a later date will be simple and cost effective By purchasing the MAI...

Страница 4: ...audiologic evaluation should be administered if concerns about hearing sensitivity persist The MA 25 MA 25e audiometer is intended to be used by an audiologist hearing healthcare professionals or trai...

Страница 5: ...portation please wait for it to warm up to room temperature before operation Attention PLEASE READ THE ENTIRE MANUAL CAREFULLY BEFORE OPERATING THIS INSTRUMENT Please only use this instrument as descr...

Страница 6: ...nicable diseases parts that come in direct contact with the patient i e earphone cushions should be disinfected using commercial disinfectant after each use In accordance with the Electronic Equipment...

Страница 7: ...fied please contact the responsible dealer Keep all original packaging to facilitate any insurance claims against the damages PLEASE KEEP ALL ORIGINAL PACKAGING FOR FUTURE USE The MA 25 is packaged in...

Страница 8: ...e of the MA 25 All the cables and accessories have to be connected before the instrument is switched on Position Symbol Function 1 Battery Compartment for three AA batteries 2 Power USB Socket for ext...

Страница 9: ...tton To power off the audiometer press the level dialer and frequency dialer for a few seconds The audiometer will also automatically power off after 3 4 5 minutes or not depending on the settings Pur...

Страница 10: ...ions Talk Forward On the MA 25e Talk Forward is activated by holding down the hearing level db rotary wheel While holding down the Talk button the talk forward level can be adjusted The following F ke...

Страница 11: ...the top right corner of the display header The icon will change depending on whether the instrument is powered via an external source power supply or USB connection to computer or batteries When powe...

Страница 12: ...nterfere with the placement of the earphone cushions on the ear i e hair eyeglasses Ensure that the headphones are positioned correctly Red side on the right ear blue side on the left ear Adjust the h...

Страница 13: ...le of one screening protocol Each state may have their own screening protocol Please contact your state health department for guidelines in your area Attention Background noise can produce false test...

Страница 14: ...er Up Tone Press Change to toggle between Manual and Reverse Man Tone is presented as long as the Tone Switch is activated Rev Tone will be interrupted if Tone Switch is activated Power Up Ear Press C...

Страница 15: ...etween Never 1 2 3 4 or 5 minutes Pulse Length Press Change to toggle between 250 msec and 500 msec Language Press Change to toggle between English German Spanish and French LCD Contrast Press Change...

Страница 16: ...ies On Off Press Save to return to the main HW setup menu Frequencies Press Change to access the default frequency range from 125 Hz to 8 kHz for daily operation 10 frequencies are available to change...

Страница 17: ...vise you against attempting to rectify any faults yourself or commissioning non experts to do so In the event of repair during the guarantee period please enclose evidence of purchase with the instrum...

Страница 18: ...sured that there is no contamination on the parts in connection with the patient General precautions must be observed in order to avoid that disease from one patient is conducted to others If ear cush...

Страница 19: ...surement safety 8 4 In order to ensure safety and quality of the measurement an annual inspection and calibration should be performed The annual check ups can be performed by one of MAICO s authorized...

Страница 20: ...00 1000 100 1500 100 2000 100 3000 100 4000 100 6000 100 8000 90 Inputs Patient response switch USB Power Supply Outputs Left AC Right AC Attenuator 10 to 100 dB HL in 5 dB steps Tone Presentation Man...

Страница 21: ...full intensity Rise fall Times 35 msec Display Header Indicators Tone On Patient Response Power Battery Status Modulation Warble 5 5 Hz Calibration Air Conduction ISO 389 1 ANSI S3 6 Dimensions W x D...

Страница 22: ...e V for signal distortion S for switching masking noise Right Ear Level Left Ear kHz 0 25 0 5 1 2 3 4 6 8 0 25 0 5 1 2 3 4 6 8 kHz AC 30dB HL 50dB HL 70dB HL When noise B G V or S has been checked ple...

Страница 23: ...1162 1004 Rev C 03 12 MAICO Diagnostics 10393 W 70th Street Eden Prairie MN Tel 888 941 4201 Fax 952 278 4481 E mail info maico diagnostics com Internet www maico diagnostics com...