User Manuals: Frye FONIX 7000 Hearing Test System

Manuals and User Guides for Frye FONIX 7000 Hearing Test System. We have 2 Frye FONIX 7000 Hearing Test System manuals available for free PDF download: Operator's Manual, Maintenance Manual

Frye FONIX 7000 Operator's Manual (216 pages)

Hearing Aid Test System

Brand: Frye | Category: Hearing Aid | Size: 2 MB

Table of Contents
3
Chapter 1: Introduction & Setup

9
- History
  9
- Basic Test Functions
  10
- Options
  10
- Accessories
  12
  - Standard Accessories
    12
  - Real-Ear Accessories
    14
  - Optional Accessories
    16
- Layout, Controls, and Safety
  19
  - Front Panel Layout
    19
  - Rear Panel Layout
    21
  - Safety
    22
- Setup
  24
- Maintenance
  27
Chapter 2: General Operation

31
- Operation of Buttons
  31
- Setup Menu
  36
- Source Types
  41
  - Understanding Pure-Tone Signals
    41
    
    Pure-Tone Settings
    42
    
    Noise Reduction
    43
    
    Delay Times
    43
    
    Harmonic Distortion
    44
    
    Pure-Tone Filter
    44
  - Understanding Composite Signals
    45
    
    Noise Reduction
    46
    
    Intermodulation Distortion
    46
    
    Composite Filter
    47
    
    Composite Type
    48
    
    Composite Source Levels
    49
    
    Digital Speech Technical Details
    50
- Printing
  50
  - Choosing a Printer
    50
  - Adding a Label
    51
  - Using the Internal Printer
    52
  - Loading the Thermal Paper
    53
  - Unloading a Partial Roll of Paper
    56
  - Using an External Printer
    56
  - Putting Multiple Screens on a Page
    57
- Display & Data
  57
  - Viewing the Curve Characteristics Box
    57
  - Viewing Numerical Data
    59
- Computer Connection
  60
- Remote Module
  60
- Leveling
  61
Chapter 3: Basic Sound Chamber Tests

63
- The Coupler Screen Display
  63
  - Viewing a Pure-Tone Display
    63
  - Viewing a Composite Display
    64
- The Leveling Process
  65
- Hearing Aid Setup
  66
  - Explaining the Coupler Types
    67
  - In-The-Ear (ITE) and Canal Aids
    68
  - Behind-The-Ear (BTE) Aids
    70
  - Open-Ear Hearing Aids
    70
  - Body Aids
    72
  - Eyeglass Aids
    73
  - Wireless CROS and BICROS Aids
    74
  - Wire-Type CROS and BICROS Aids
    76
- Basic Measurements
  76
  - Signal Types
    77
  - Running a Test Curve
    77
  - Example
    78
  - Deleting Measurements and Settings
    80
  - Running a Single Frequency Measurement
    81
  - Running a Three-Frequency Average
    81
  - Measuring Harmonic Distortion
    82
  - Intermodulation Distortion
    84
  - Battery Current Drain
    85
  - Telecoil
    86
  - Measuring Directionality
    88
- Digital Hearing Aids
  92
  - Using Digital Speech
    92
  - Changing the Speech Shape
    92
  - Testing with Bias Signals
    93
  - Checking Noise Suppression
    94
  - Understanding Terminology
    96
- CIC Feature
  96
- Occluded Ear Simulator Option
  97
- Automatic Testing-Loading & Saving Groups
  99
  - Setting up a Test Sequence
    100
  - Loading a Saved Test Sequence
    101
  - Testing in Fully-Automatic Mode
    101
  - Testing in Semi-Automatic Mode
    101
- Complete List of Menu Items
  102
Chapter 4: Advanced Coupler Tests

105
- Enhanced DSP
  105
  - Digital Processing Delay
    105
  - Signal Phase
    106
  - Procedure
    107
- Battery Current Test
  108
  - Static Test (Estimated Battery Life)
    109
  - Ma/Freq
    110
  - Ma/Ampl
    110
- Coupler I/O
  111
- Attack & Release
  112
Chapter 5: Automated Test Sequences

115
- Ansi S3.22
  115
  - Leveling for ANSI
    116
  - Setting up the Hearing Aid for ANSI
    117
  - Setting up the Analyzer for ANSI
    118
  - Running an ANSI 96 or an ANSI 03 Test
    118
  - Running an ANSI 87 Test
    120
  - Viewing ANSI Results
    120
  - Testing Digital Hearing Aids
    122
  - Viewing ANSI Measurements in the Coupler Screen
    122
  - Explaining the Menu Settings
    123
- Ansi S3.42-1992 (Ansi 92)
  125
  - Understanding ANSI 92
    125
  - Running ANSI 92
    125
  - Viewing ANSI 92 Results
    126
  - Viewing ANSI Measurements in the Coupler Screen
    127
  - Explaining the Menu Settings
    128
- Iec
  128
  - Setting up for IEC
    128
  - Running IEC
    129
  - Viewing IEC Results
    129
  - Viewing IEC Measurements in the Coupler Screen
    130
  - Understanding the Menu Settings
    130
- Jis
  131
  - Running JIS
    131
  - Viewing JIS Results
    132
  - Viewing JIS Measurements in the Coupler Screen
    133
  - Understanding the Menu Settings
    133
Chapter 6: Real-Ear Measurements

135
- Introduction
  135
  - Understanding the Real-Ear Screens
    135
  - Navigating through the Real-Ear Screens
    136
- Real-Ear Setup
  136
  - Placing the Sound Field Speaker
    136
  - Placing the Earhook and Reference Microphone
    137
  - Inserting the Probe Tube
    138
  - Leveling the Sound Field Speaker
    141
  - Setting up Body Aids
    143
- Real-Ear Targets
  143
  - Entering an Audiogram
    143
  - Deleting Audiometric Information
    145
  - Creating a Target
    145
  - Entering Bone Data
    146
  - Performing an RECD Measurement
    146
  - Modifying a Target
    149
  - Entering an REDD Transform
    151
- Real-Ear Measurements
  151
- Digital Hearing Aids
  165
  - Using Digital Speech
    165
  - Choosing a Speech Weighting
    166
  - Testing the Digital Filters
    166
  - Testing Digital Noise Suppression
    167
- Directional Hearing Aids
  168
  - Using the Insertion Gain Technique
    168
  - Determining the "Null
    170
- Open Ear Hearing Aids
  170
- Visible Speech
  171
- CROS/BICROS Aids
  175
  - Measuring the Head-Baffle Effect
    176
  - Measuring the Overcoming of the Head-Baffle Effect
    177
    
    Cros
    177
    
    Bi-Cros
    178
  - Measuring Overall Insertion Gain
    178
    
    Cros
    179
    
    Bi-Cros
    179
    
    Measuring Insertion Loss to the "Good" Ear (CROS)
    180
Appendix A: Specifications

181
Appendix B: Calibration

185
Appendix C: Troubleshooting Guide

191
- Printer Problems
  192
Appendix D: the FONIX CIC Feature

193
Appendix E: Fitting Formula Tables

197
Appendix F: Probe SPL Mode Description

201
Appendix G: Glossary of Terms

205

Frye FONIX 7000 Maintenance Manual (72 pages)

Brand: Frye | Category: Test Equipment | Size: 0 MB

Table of Contents
3
Overview
7
Signal Generation Overview
7
Digital Basis
7
Component Amplitude Weighting Considerations
8
Phase of the Components
8
Special Distortion Measurements
9
Signal Detection Overview
9
Fast Fourier Technique
9
Windowing
9
Aliasing
9
Noise Reduction
10
Specifications
11
Acoustical Outputs
11
Telecoil Outputs
11
Battery Current
11
Digital Readout of Sound Pressure Level
12
Harmonic Distortion Analyzer
12
Attack/Release
12
Available Tests
12
Power
13
Electronics Module
13
Printer, Internal
13
Printer, External
13
Test Chamber
13
Monitor Headset
14
Guarantee
14
Specification Test Procedure
15
Source Frequency Accuracy
15
Digital Measurement and Readout of SPL Accuracy
15
Source Attenuator Accuracy
15
Source Output Amplitude Accuracy
16
Telecoil Drive Current Accuracy
16
Battery Simulator Voltage Accuracy
17
Circuit Description
19
CPU Board (061-0160-XX)
21
CPU Board CPU Section
22
CPU Clock
22
CPU Supervisor
22
CPU Chip
22
CPU Buss
22
Cpld
23
Flash ROM
23
Ram
23
BDM Interface
23
Silicon Serial Number
23
CPU Board VGA Display Interface
23
Display Clock
23
Display Controller
24
Dram
24
Cpld
24
Analog Display Interface
24
Plug and Play Interface
24
CPU Board Front Panel and PS2 Keyboard Interfaces
24
Front Panel Keyboard Interface
24
PS2 Keyboard Interface
25
CPU Board Top Buss Interface
25
Cpld
25
8MHZ Clock
25
CPU Board RS232 Ports
25
Port0
25
Port1
25
CPU Board Miscellaneous Circuits
25
I2C Buss
26
Eerom
26
Real Time Clock
26
JTAG Port
26
Bottom Buss Serial Interface
26
Other Circuits
26
Signal Generator Board (061-1025-XX)
27
Counters
27
Logic
27
Ram
28
Logic Used by the Digitizer Board
29
Digital to Analog Converter
30
Low Pass Filter
30
Digitizer Board (060-2023-XX)
30
Digitizer Board Bus Interfaces & Counter Section
31
Counters and Control Logic
31
Logic
32
Digitizer Board Track/Hold & A/D Section
32
Signal Switch/Sample and Hold
32
Analog to Digital Converter
33
Digitizer Board RAM & in Port Section
33
Digitizer Board out Port & Prescaler Section
33
Preamplifier
33
Prescaling Amplifier
33
Digitizer Board Speech & Alias Filter Section
33
Low Pass Filter
34
Db/Octave Compensation Amp
34
Digitizer Board Battery Simulator Section
34
Battery Current Measurement
34
Digitizer Connector Board (061-0165-XX)
34
Printer Controller Board (061-0161-XX)
35
Printer Mechanism
35
CPU Section
35
CPU Clock
35
CPU Supervisor
36
Microcontroller
36
CPU Buss
36
Sram
36
Internal Flash ROM
36
External Flash ROM
37
Top Buss Interface Section
37
Internal Printer Interface Section
37
Head Interface
37
Stepper Motor Drive
37
Printer Sensor Interface
38
External Printer Interface Section
38
Miscellaneous Section
38
Beeper
38
JTAG Interface
38
RS232 Interface
38
Power Supplies
38
Power Supply Board (061-0162-XX)
39
Power Supply Regulator Section
39
Source Attenuator Circuit Power
39
CPU and Printer Controller Board Power
39
Signal, Digitizer and Probe Interface Board Power
39
Power LED
39
Power Supply Attenuator and Speaker Drive Section
39
Shift Register
40
Source Attenuator
40
Speaker/Earphone Amplifier
40
Power Supply Speaker Selection Section
40
Speaker Relays
40
Battery Simulator
40
Keyboard (061-0166-XX)
40
7020 Sound Chamber
41
Battery Simulator Board (061-0167-XX)
41
Sound Chamber Board (061-0084-XX)
42
7000 Probe Option
42
Probe Interface Board (061-1089-XX)
43
Probe Interface Board Connectors
43
Interface Board CPU Addresses
44
Probe Keyboard (061-0163-XX)
45
Probe Connector Board (061-0164-XX)
46
Preamp Board (061-0088-XX)
47
Ref MIC Preamp
47
Probe Preamp
47
MIC Power
47
Multiplexer
47
Mecca
47
Line Driver
47
Power Supplies
48
Headphone Amplifier
48
Microphones
48
EQ Board
48
Calibration
49
Microphones
49
Service and Repair
53
Fuse Replacement
53
Line Fuse Replacement
53
Power Supply Board Fuse Replacement
53
Electronics Module
53
Removal and Replacement of the Wraparound
53
Removal and Replacement of Circuit Boards
54
Removal and Installation of Plug-In Variety
54
Removal and Installation of Plug-In Variety with Rear Connector Plate
54
Replacement of Bezel
55
Replacement of Keyboard
55
Removal of Keyboard with Removing Bezel
55
Removal of Keyboard Without Removing Bezel
55
Replacement of Switched Power Entry Module
56
Replacement of Printer
56
Replacement of Switching Power Supply
56
Maintenance
59
Safety Information
61
Rear Panel Safety Markings
61
Safety Classification for IEC 60601-1
62
Connection of Peripheral Equipment to the 7000
62
Electromagnetic Compatibility
62
Disposal of the 7000 and Accessories
63
Electromagnetic Compatibility
65
Schematics
71

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Measuring Instruments Test Equipment Hearing Aid

More Frye Manuals

User Manuals: Frye FONIX 7000 Hearing Test System

Frye FONIX 7000 Operator's Manual (216 pages)

Table of Contents

Chapter 1: Introduction & Setup

Chapter 2: General Operation

Chapter 3: Basic Sound Chamber Tests

Chapter 4: Advanced Coupler Tests

Chapter 5: Automated Test Sequences

Chapter 6: Real-Ear Measurements

Appendix A: Specifications

Appendix B: Calibration

Appendix C: Troubleshooting Guide

Appendix D: the FONIX CIC Feature

Appendix E: Fitting Formula Tables

Appendix F: Probe SPL Mode Description

Appendix G: Glossary of Terms

Frye FONIX 7000 Maintenance Manual (72 pages)

Table of Contents

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