GSi TYMPSTAR 1 Manuals

Manuals and User Guides for GSi TYMPSTAR 1. We have 1 GSi TYMPSTAR 1 manual available for free PDF download: Service Manual

GSi TYMPSTAR 1 Service Manual

GSi TYMPSTAR 1 Service Manual (224 pages)

Brand: GSi | Category: Measuring Instruments | Size: 6 MB

Table of Contents

Table of Contents
6
Version 2 Specifications

21
- Standards
  21
- Sensitivity Ranges
  22
- Probe Signal (Sinusoidal)
  22
- Pneumatic System
  23
- Acoustic Reflex Activating (Stimulus) Signal
  23
- Stimulus
  25
- Presentation Control
  25
- Environmental
  26
- Warm-Uptime
  26
- Calibration Stability
  27
- Connectors
  27
- Electrical
  28
- Suppliedaccessories
  29
- Mechanical
  29
- Materials of Manufacture
  29
- Calibration Requirements
  40
Operation Summary

41
Front Panel Controls

41
- Hardkeys
  42
  - Tymp
    42
  - Reflex
    42
  - Etf
    42
  - Special
    42
  - Print
    42
  - Remote
    42
  - Data Transfer
    42
  - Pressure Control
    42
  - Manual
    42
  - Start
    43
  - Stimulus
    43
  - Intensity
    43
  - Present
    43
- LCD Hardkeys
  43
  - Clear
    43
  - Erase
    43
  - Return
    43
- Softkeys
  43
Menus and LCD Screens

44
- Menus
  44
- Program Modes
  45
- Version 1 Probe Tone Frequencies
  45
- Version 2 Probe Tone Frequencies
  45
- Version 1 LCD Graphic Traces
  45
- Version 2 LCD Graphic Traces
  45
- Probe Lights
  46
- LCD Screen
  46
- Erasing and Clearing Test Data
  47
- Version 2 External Reflex Test Stimuli
  47
- Paging Test Data
  47
- Version 2 Cursor
  48
- Printing Tests
  48
- Preparing an External Printer
  48
Changing Instrument Versions

51
- Changing from a Version 2 to a Version 1
  51
- Changing from a Version 1 to a Version 2
  53
Version 1 Test Procedures

57
- Tymp Diagnostic
  57
- Manual Tymp
  57
- Tymp Screening
  58
- Reflex Threshold
  58
  - Automatic Auto Zero
    58
  - Mark Threshold
    59
  - Reflex Threshold Seeking
    59
- Reflex Decay
  60
- Eustachian Tube Function
  60
- Version 2 Test Procedures
  62
  - Tymp Diagnostic
    62
  - Manual Tymp
    63
  - Tymp Screening
    63
  - Reflex Threshold
    64
    
    Automatic Auto Zero
    65
    
    Mark Threshold
    65
    
    Reflex Threshold Seeking
    65
  - Reflex Decay
    66
  - Acoustic Reflex Latency Test (ARLT)
    66
  - Acoustic Reflex Sensitization (A.R. SENSI)
    67
  - Eustachian Tube Function
    68
    
    Pressure Swallow Test (Intact TM)
    68
    
    Perforated Ear Test (Perforated TM)
    68
  - Multiple Frequency Tympanometry (MULTIPLE Hz)
    69
  - Auto Sequence Testing
    70
  - Programming Auto Sequence Tests
    71
Calibration

73
- Introduction
  73
- When to Calibrate the Tympstar
  74
- Calibration Requirements
  74
  - Complete Calibration Sequence
    74
  - Routine Calibration Sequence
    75
- Preparing for Calibration
  76
  - Tools and Equipment Required
    76
  - Cleaning the Probe and contra Phone
    76
    
    Probe
    76
    
    Contra Phone
    77
- Cal/Normal Switch
  78
- Cal Option DIP Switch
  78
  - Switch 1: Factory Use Only
    79
  - Switch 2: Gsi/Custom RTL Transducer Calibration
    79
  - Switch 3: Unused
    79
  - Switch 4: Unused
    79
  - Switch 5: Unused
    79
  - Switch 6: Diagnostic Mode
    79
- Hardware Diagnostics
  80
  - Dac Levels
    81
  - Ipsi Source
    83
  - Ipsi On/Off
    83
  - Contra Source
    83
  - Contra On/Off
    84
  - Mux Inputs
    84
  - Probe/Filer
    85
  - Routing
    86
  - Probe On/Off
    87
- Ports Diag
  87
  - Rs-232 Int. On/Off
    87
  - Parallel On/Off
    88
- Misc. Diag
  89
  - Calendar Clock
    90
  - Display & Leds
    92
  - Keys
    93
  - Dip Switches
    94
  - Eeprom
    94
  - Software Timer
    95
  - Watchdog Timer
    96
- Error Log
  97
- Switch 7: Self-Cal
  98
- Switch 8: Load Default Calibration Data
  98
Probe Serial Number

98
Resolving Problems

99
Calibration Procedures

100
- Hardkeys
  100
- Softkeys
  101
- Printing Calibration Sheets
  102
- Adjusting Cal HL and Target SPL Levels
  103
- Custom Transducers
  104
- Transducer Connections
  104
- Calibration Requirements
  105
  - Complete Calibration Sequence
    105
  - Routine Calibration Sequence
    105
Tympstar Version 1 Calibration

105
Version 1 Calibration Procedures

106
- Self-Cal
  106
- Loading Default Data
  107
- Contra, Ipsi and Probe Tone Calibration
  108
  - Contra SPL Cal
    108
    
    Ipsi SPL Cal
    109
  - Y Cal
    111
    
    Altitude Cal
    111
  - Pressure Cal
    114
    
    Set Ambient
    114
  - Set -600/400
    116
    
    Leak Rate
    117
  - Verify Cal
    119
  - Diagnostic
    121
  - Returning to the Normal Test Mode
    122
- Tympstar Version 2 Calibration
  123
  - Calibration Requirements
    123
    
    Complete Calibration Sequence
    123
    
    Routine Calibration Sequence
    123
- Version 2 Calibration Procedures
  124
  - Self-Cal
    124
    
    Loading Default Data
    125
  - Contra, Ipsi and Probe Tone Calibration
    126
    
    Contra and Ipsi Cal
    126
    
    External Input Calibration
    127
    
    Click Calibration
    127
  - Contra SPL Cal
    128
    
    Ipsi Channel
    128
    
    Contra Channel
    129
  - Ipsi SPL Cal
    131
    
    Ipsi Channel
    131
    
    Contra Channel
    132
  - Probe Tone SPL Cal
    134
  - Y/B/G Cal
    136
    
    Altitude Cal
    136
  - Pressure Cal and Diagnostics
    138
  - Returning to Normal Test Mode
    138
Disassembly

139
- Introduction
  139
- Disassembly Procedure
  141
  - Tools Required
    141
  - Opening the Cover
    141
  - Removing the Analog Board
    142
  - Removing the Pump
    144
  - Removing the Power Supply
    146
  - Removing the Power Module
    147
    
    Fuse Holder
    147
  - Removing the Printer Board
    149
  - Removing the Digital Board
    155
  - Removing the LCD
    158
  - Removing the LCD Front Panel Label (Softkey Panel)
    165
  - Removing the Instrument Front Panel Label
    167
  - Removing Panel Keypads
    167
System Level Parts

169
- General
  169
- Assembly Drawings
  169
- Case/Chassis
  170
- Overall Assembly
  172
- LCD Assembly
  173
- Instrument Assembly
  176
- Labels
  177
- Printer Assembly
  179
Hardware Description

181
- General
  181
- System Boot Sequence
  181
  - Pre-CP Control
    181
  - Main()
    181
  - Set_Op_Mode()
    183
  - Tymp_Sk()
    184
- Interconnection Diagram
  185
  - Block Diagram Description of Assemblies
    186
    
    LCD Assembly
    186
    
    Printer
    186
    
    Probe
    186
    
    Pump
    186
    
    Digital Board
    187
    
    PC104 Board
    187
    
    Analog Board
    187
    
    Power Supply Board
    188
    
    Printer Board
    188
- System Assembly Diagram
  189
Troubleshooting

191
- System Power Supply Measurements
  191
  - Power Supply (J2)
    191
  - Power Supply (Set +5VDC)
    192
  - Analog Board (J7)
    192
  - Analog Board (J6)
    192
  - Analog Board (J10)
    193
  - Digital Board (J28)
    193
  - Digital Board (J34)
    193
  - Printer Board (Full View)
    194
  - Printer Board (J6)
    194
  - Printer Board (J4)
    194
  - Printer Board (J8)
    195
  - Pressure Potentiometer (Digital Board)
    195
- Error Codes
  196
  - CP Error Codes
    196
  - SP Error Codes
    206
- Error Messages
  209
- LCD Problem Symptoms and Probable Causes
  212
- Probe Problem Symptoms and Probable Causes
  212
- Pump Problem Symptoms and Probable Causes
  213
- Printer Problem Symptoms and Probable Causes
  213
- Hardware Diagnostic Mode
  214
  - Functional Description
    214
  - Pressure A/D MUX
    214
  - MIC. MUX
    215
  - DAC Levels
    215
  - Routing
    215
  - IPSI/CONTRA and OSC L/Osc 2
    216

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