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Highlights potentially dangerous conditions and procedures in the manual.
Provides important safety information regarding compliance and material usage.
Indicates service adjustment parts and emphasizes use by authorized personnel.
Outlines user obligations for proper operation, maintenance, and safety.
Explains various symbols related to medical device directives and compliance.
Illustrates and describes symbols found on the GSI 39 instrument itself.
General cautionary advice for operating the GSI 39 instrument correctly.
Details warnings for warm elements, equipment connection, shock, explosion, and general use.
Information about output muting if voltage or current detectors are tripped.
Procedures and contact information for recycling or disposing of electronic waste.
Information on when and by whom the GSI 39 instrument should be used.
Overview of the GSI 39 Auto Tymp and its capabilities.
Explanation of tympanometry principles and the role of gradient in measurement.
Details on gradient measurement and its interpretation in tympanometry.
Explanation of acoustic reflex testing and its application.
Description of how screening audiometry is performed with the GSI 39.
Steps for safely unpacking and inspecting the instrument and accessories.
List of standard components included with the GSI 39 instrument.
List of components specifically related to the combo probe.
List of optional accessories available for purchase.
Step-by-step guide for setting up the GSI 39 instrument for initial use.
Identification of the instrument's main parts including display, printer, and probes.
Instructions on how to load thermal printer paper.
Recommendations for storing spare thermal printer paper rolls.
General operational procedures and interface indicators.
Explanation of the indicator lights on the 226 Hz probe.
Explanation of the indicator lights on the combo probe.
Steps for connecting and preparing the probe assembly for testing.
Controls for printing, data transfer, and memory management functions.
Buttons for selecting test modes, transducers, frequencies, and reflex types.
Controls for adjusting intensity, tone type, and presenting signals in audiometry.
Format of the display for 226 Hz tympanometry results.
Format of the display for 226 Hz tympanometry and reflex results.
Format of the display for 1000 Hz tympanometry results.
Format of the display for 1000 Hz tympanometry and reflex results.
Format of the display for audiometry test results.
General information and helpful hints for performing tympanometry.
Procedures for achieving a proper seal with the probe tip in the ear canal.
Step-by-step guide for inserting the combo probe into the ear canal.
Procedures for conducting audiometry tests on specific instrument versions.
Guidance on how to instruct patients before and during audiometry testing.
Instructions on correctly positioning earphones for audiometry testing.
Instructions for properly inserting insert phones for audiometry.
Information on using the optional patient response handswitch.
Describes various test sequences for tympanometry and reflex testing.
Steps to perform tympanometry tests without reflex measurements.
Procedure for performing tympanometry followed by ipsilateral acoustic reflex tests.
How to temporarily adjust reflex test frequencies.
Procedure for tympanometry with contralateral acoustic reflex tests.
Test sequences combining ipsilateral and contralateral reflexes.
Instructions on how to exit tympanometry or reflex testing modes.
Steps for performing audiometry tests on specific instrument versions.
How to access and initiate the audiometry testing mode.
How to select the appropriate headphones or insert phones for audiometry.
Instructions for changing the test frequency during audiometry.
How to adjust the intensity (dB HL) of the test tone during audiometry.
Detailed steps for conducting screening audiometry.
Methods for performing audiometric threshold testing.
Procedure for manual threshold audiometry.
How the Auto HL mode works for automated audiometry.
Explanation of the principles behind automated hearing level testing.
Step-by-step guide for executing the Auto HL audiometry procedure.
Methods to exit the audiometry mode.
Information about how test results are stored in the instrument's memory.
How to navigate and review stored test results.
Procedures for erasing specific or all test results from memory.
How to print single or all stored test results.
Introduction to the Program Mode for configuring instrument settings.
Explanation of navigation buttons within the Program Mode.
List of available settings within the Program Mode menu.
Detailed descriptions of options available on Program Menu Page 1.
Submenu to determine the probe frequency displayed upon startup.
Submenu for tympanogram display and test options.
Option to enable or disable the newborn normal box for 1000 Hz tympanograms.
Option to display or hide the 50th percentile line for infant data.
Options to control baseline display for compensated or uncompensated tympanograms.
Option to enable or disable automatic test start for 1000 Hz.
Options for how reflex test results are displayed and printed.
Default display format showing dB HL and response curve.
Display format showing only dB HL for reflex results.
Display format for reflex results showing 'yes' or 'no' instead of dB HL.
Settings for default stimuli and routing for 226 Hz acoustic reflexes.
Settings for default stimuli and routing for 1000 Hz acoustic reflexes.
Section for programming the automated hearing level procedure.
Steps to configure Auto HL settings like frequencies and intensity.
Submenu to select test frequencies for the Auto HL procedure.
Submenu to define the minimum and maximum intensity levels for Auto HL.
Option to select the starting ear for the Auto HL procedure.
Defines the number of valid responses needed to determine threshold.
Selects the stimulus type (Steady, Pulsed, FM) for audiometry.
Options for selecting the instrument's display language.
Settings for selecting the frequency range for audiometry.
Options for selecting the print format for audiometric test results.
Setting the default transducer for audiometry.
Descriptions of options available on Program Menu Page 2.
Settings for configuring data transfer parameters to a computer.
Determines the default mode displayed upon instrument startup.
Options for setting the print header on test reports.
Setting to choose between internal or external printer output.
Resets all programmable settings to factory default values.
General information on maintaining the instrument.
Performing quick checks on the tympanometry function before testing.
Procedure for performing a quick calibration check using the 226 Hz probe.
Procedure for performing a quick calibration check using the combo probe.
Adjusting ECV measurements for variations due to altitude.
Pre-test checks for audiometry, including noise considerations.
Importance of time intervals after noise exposure for accurate testing.
Strategies for minimizing ambient noise for valid audiometric tests.
Performing daily checks to ensure instrument and test accuracy.
General guidance on cleaning and maintaining the instrument.
Procedures for cleaning the exterior surfaces of the GSI 39.
Recommended agents and methods for cleaning and disinfecting the instrument.
Procedures for cleaning parts that contact the patient to prevent cross-infection.
Maintenance and cleaning instructions for the 226 Hz probe.
Steps to remove and clean the probe nose cone for the 226 Hz probe.
Maintenance of the O-Ring on the probe for smooth operation.
Cleaning and maintenance of the probe wire.
Instructions for reassembling the probe nose cone after cleaning.
Cleaning instructions for the metal tubes on the combo probe tip.
Instructions for maintaining earphones to ensure longevity and performance.
Advice on checking and maintaining printer paper supply.
General section for interpreting test results.
Normal and abnormal values for ear canal volume measurement.
Interpretation of compliance peak values in tympanograms.
Interpretation of pressure peak values in tympanograms.
Interpretation of gradient values in tympanograms.
Interpretation of normal and abnormal acoustic reflex results.
Interpretation of normal and abnormal audiometry responses.
Explains instrument error codes and special messages displayed.
Examples of tympanogram printouts and their interpretations.
Information on connecting the GSI 39 to a computer.
How to transfer test results to a computer.
Transferring test results during normal testing operation.
Transferring results when reviewing stored pages.
Explanations of messages like 'INVALID SELECTION'.
Message displayed when no results are stored for transfer.
Message displayed if the computer is not properly connected.
How to configure data transfer settings.
Details on interface configuration and cable connections.
Steps to configure GSI Suite software for connection with the GSI 39.
Step-by-step instructions for transferring data from GSI 39 to GSI Suite.
Technical specifications and standards compliance information.
List of standards to which the GSI 39 conforms.
Information on the instrument's protective classification.
Detailed technical specifications of the GSI 39 instrument.
Specifications for tympanometry including probe tone and admittance ranges.
Specifications related to the instrument's pneumatic system and pressure.
Details on frequencies, output levels, and transducers for acoustic reflex tests.
Explains the meaning of the LED indicators on the probes.
Specifications for audiometry mode, including frequencies and accuracy.
Specifies intensity levels for DD45 Headphones and Insert Phones.
Describes the different tone formats available (Continuous, Pulsed, FM).
Specifications related to the instrument's printer, including paper length and speed.
Technical specifications regarding power input and consumption.
Environmental operating and storage conditions for the instrument.
Physical dimensions and weight of the instrument and shipping carton.
Definitions of key terms used in the manual.
List of references and sources cited in the manual.
Information regarding the instrument's electromagnetic compatibility.
Safety warnings and precautions related to electromagnetic interference.
Manufacturer's declarations regarding electromagnetic emissions.
Compliance information and guidance for electromagnetic emissions.
Guidelines for maintaining safe distances from RF equipment to prevent interference.
Manufacturer's declarations regarding electromagnetic immunity.
Compliance levels and guidance for electromagnetic immunity.
General| Type | Audiometer |
|---|---|
| Frequency Range | 125 Hz to 8000 Hz |
| Test Types | Air conduction, Bone conduction, Speech testing |
| Channels | 2 |
| Attenuation Steps | 5 dB |
| Display | LCD |
| Intensity Range | -10 dB to 110 dB HL |
| Masking | Narrow band noise, Speech noise, White noise |
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