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Summary of Contents for Micro Audiometrics ES3S
- Page 1 ES3S Pure Tone Audiometer User’s Guide Rev 1.12...
- Page 2 ES3S. Use of any other power adapter will invalidate the warranty and may result in damage to the audiometer. 2. The ES3S is designed for use with alkaline 1.5 volt AA size batteries. If re-chargeable batteries are used, they must be of the alkaline type.
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Page 3: Table Of Contents
Table of Contents Introduction ......................6 Manual Conventions ..................6 Keypad ......................7 Menu Navigation..................... 7 Function Keys ....................8 Setup ........................9 Cable Connections ..................9 Power Up......................9 Power Options ....................10 Beep Volumes ....................10 Talk Over ...................... 11 Time and Date .................... - Page 4 Screen and Clock Options................20 Screen Properties ..................21 Power-Up Logo..................... 21 Real-Time Clock Settings ................21 Lock Settings....................22 Reset Settings ....................22 Firmware Upgrade.................... 22 Headset Management ..................23 Calibration ......................24 Technical Specifications ................. 25 Functional ‘Quick Checks’ ................26 Trouble Shooting Guide ..................
- Page 5 List of Tables 1. P .................. 10 ABLE OWER ETTINGS 2. M ........... 13 ABLE ANUAL UDIOMETRY UNCTIONS 3. O ..........15 ABLE THER ANUAL UDIOMETRY PTIONS 4. D ..........19 ABLE ISPLAY ESULTS UNCTIONS 5. S ............... 19 ABLE CALE OF EARING 6.
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Page 6: Introduction
(100 dB vs. 80 dB HTL, respectively) and the capability to support dual headsets. The ES3S is an easy to use audiometer with considerable functionality. It is user customizable, can be battery or AC powered, and offers flexibility in communications. -
Page 7: Keypad
Keypad The ES3S audiometers have a green keypad/overlay and 5 unlabeled keys (see Figure 1). The numbers in outline (e.g., ) are used to represent key positions for reference purposes. Figure 1. Keypad E S 3 S u n l a b e l e d... -
Page 8: Function Keys
Function Keys At times, ‘actions’ or ‘toggles’ will be displayed on the bottom line of the LCD. The keys just below the display are then used as ‘function’ keys to perform an action (A), or to toggle between two possible parameter values (a/b). Figure 2 illustrates how keys are mapped to actions or toggles shown on the LCD. -
Page 9: Setup
{2} to continue a previous test automatically saved by the ES3 at its last power down. If you choose to begin a new test, the ES3S will prompt you to enter the Patient ID and an Operator ID. The manual audiometry screen will then be displayed and the instrument is ready to begin testing. -
Page 10: Power Options
(see Table 1; ( ) indicates default setting). Note: The backlight requires considerable battery power. Setting the backlight power-down interval longer than necessary will decrease battery life when the ES3S is battery powered (see Screen Properties). Table 1. Power Settings... -
Page 11: Talk Over
Talk Over Talk over mode may be entered by pressing { } while in audiometric testing mode. There is no specific microphone ‘opening’; sound arrives at the microphone through other openings in the cabinet (e.g., the slot in the side). Talk over volume may be adjusted with the {◄} / {►} keys. -
Page 12: Manual Audiometry
To insure that pending data is cleared, always begin a new test via the main menu sequence ⌐N to clear pending test data. When the ES3S enters the manual audiometry mode, the screen format shown in Figure 3 will be displayed (assumes factory defaults for starting frequency and level). -
Page 13: Manual Audiometry Key Functions
Figure 4. Display of Threshold F r e q u e n c y 1 0 0 0 L e v e l 2 0 m E a r R i g h t A u t o S e n d C l r T a l k The threshold may be cleared (Clr) by pressing key “... -
Page 14: Testing Procedure
Testing Procedure 1) Instruct the patient to raise his/her hand or press the patient response button (if available) whenever a tone is heard. 2) Position the headphones over the patient’s ears (Red over Right ear, Blue over Left ear). 3) Press { } if necessary to toggle to the desired test ear. 4) Select the test frequency using the {◄} / {►} keys. -
Page 15: Other Options
Other Options Additional manual audiometry options listed in Table 3 may be accessed via the menu sequence ⌐S ⌐A ⌐M . To change an ETUP UDIOMETRY ETUP ANUAL UDIOMETRY option, highlight the option to modify using the {►}, {▲}, {▼} and {◄} keys, and press {Ο}. -
Page 16: Automatic Screening Audiometry
Automatic screening audiometry is a screening exam at selected levels and frequencies automatically conducted by the ES3S. Automatic screening mode is entered by pressing { } (Auto) while in the manual audiometry mode. Automatic screening audiometry presents signals in either an ascending or descending level sequence depending on user selection. -
Page 17: Automatic Screening Function Key
Automatic Screening Function Key Pressing { } (Man) during an automatic screening test will exit the automatic screening mode and return to manual audiometry mode. Note that exiting automatic screening mode does not clear the data. Automatic screening mode may be re-entered and continued from the point at which it was interrupted. Testing Procedure 1) Instruct the patient to press the patient response button whenever a tone is heard. -
Page 18: Sequence Direction
Sequence Direction The level sequencing direction for automatic screening audiometry is set via the menu sequence ⌐S ⌐A ⌐A ⌐ D ETUP UDIOMETRY ETUP CREENING IRECTION {Up/Down}. Ear to Test First The ear to be tested first during a screening test is selected via the menu sequence ⌐S ⌐A ⌐A... -
Page 19: Display Results Key Functions
Display Results Key Functions Table 4 lists the valid keys when in the display test results mode. Table 4. Display Test Results Key Functions {◄}, {►} Scroll the display screen {▲}, {▼} {Menu} Exit display mode and return to the menu system Quantifying Hearing Loss Table 5 provides a general reference for converting threshold in decibels to degree of hearing loss. -
Page 20: Serial Communications
SERIAL COMMUNICATIONS The ES3S can transmit data to a computer or to a printer. The default output device is selected using the menu sequence ⌐S ⌐C ⌐D ETUP OMMUNICATIONS EFAULT , and data is transmitted using the ⌐S main menu option. Note UTPUT that the ES3S implements no handshaking protocol for serial communications. -
Page 21: Screen Properties
CROLL display. Note: If the ES3S powers down due to an inactivity timeout, the logo display will be skipped when the instrument is powered back up to minimize re-start time. Re- start will proceed directly to the manual audiometry screen. -
Page 22: Lock Settings
Firmware load is done via the ES3S USB interface. In order to install new firmware, the ES3S must be placed in update mode by holding down the {Menu} key as the instrument is powered on by pressing the {On} key. Once the firmware update is completed, the ES3S will return to normal operational mode. -
Page 23: Headset Management
TDH-39/EAR-5A headset type to be used for testing, the selection MUST MATCH the headset that is actually attached to the ES3S. Special hex screws are used to attach the headset cable to the ES3S. Use of these screws serves as a reminder that headset assemblies should not be casually exchanged. -
Page 24: Calibration
Note: If an ES3S audiometer is equipped with the Dual Headset Option, separate calibration due reminders will occur. The last calibration date and calibration due dates may be viewed at any time via the menu sequence ⌐S... -
Page 25: Technical Specifications
TECHNICAL SPECIFICATIONS ANSI S3.6 Type: Frequencies (Hz): 125, 250, 500, 750, 1000, 1500 (+/- 1%) 2000, 3000, 4000, 6000, 8000 Levels ES3S Optional TDH-39 125 Hz -10 to 55 -10 to 65 (60 Ω) 250 Hz -10 to 80 -10 to 90... -
Page 26: Functional 'Quick Checks
LCD or appear quickly, depending on the scroll setting, and the backlight should be on. After an inactivity timeout power-down, the logo is bypassed. In either case, the ES3S should proceed to the “Select An Option:” screen and should respond to keypad control. -
Page 27: Trouble Shooting Guide
TROUBLE SHOOTING GUIDE Problem Possible Solution ES3S does not power Check batteries or verify that wall cube is attached and plugged in. Signal is missing or 1. Verify that headset/response button cable connector intermittent. is securely attached and mounting screws are snug. -
Page 28: External Interface
Subminiature connector, and is held in place with allen (hex) head screws to minimize the possibility of accidental mismatch of headset to instrument. All other cables are attached via a multi-purpose 6-pin mini DIN connector. The ES3S wall cube, printer/power cable, USB cable, or serial computer/power cable may be attached to the mini DIN connector. -
Page 29: Headset Connector
Not Used DPU-414 Printer Switch Settings The setup switches on the Seiko Instruments DPU-414 printer should be set as follows to ensure compatibility with Micro Audiometrics ES3S audiometers. SW1 - 1 - OFF SW2 - 1 - ON SW3 - 1 - ON 2 –... -
Page 30: Earscan 3 Information
EARSCAN 3 INFORMATION General Earscan 3 information is displayed via the menu sequence ⌐S ETUP ⌐G ⌐E . (e.g., see Figure 7). Serial number and firmware ENERAL ARSCAN revision are important when upgrades, updates, and/or service are being considered. Figure 7. Information Display E a r s c a n A u d i o m e t e r A N S I... -
Page 31: Warranty
(3) years and headset for one (1) year under normal use. This warranty applies only to the original customer, and only on units purchased and used solely in the United States. Micro Audiometrics Corporation may, at its sole and exclusive option, replace this product. -
Page 32: Contact Information
CONTACT INFORMATION For additional information or assistance, contact your local distributor or contact Micro Audiometrics directly at: Micro Audiometrics Corporation 655 Keller Rd., Murphy, NC 28906 USA Toll-free: (866) EARSCAN 3 2 7 7 2 2 6 Voice: (828) 644-0771...
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