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GAI-Tronics ITR1000A Manuals
Manuals and User Guides for GAI-Tronics ITR1000A. We have
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GAI-Tronics ITR1000A manual available for free PDF download: User And Installation Manual
GAI-Tronics ITR1000A User And Installation Manual (38 pages)
Basic Tone Remote Desk Set
Brand:
GAI-Tronics
| Category:
Telephone
| Size: 0 MB
Table of Contents
Table of Contents
3
Foreword
5
Scope of Manual
5
Nomenclature
5
Ordering Replacement Parts
5
Service and Repair
5
Fcc Interference Warning
5
Safe Handling of Cmos Integrated Circuit Devices
6
Description
7
Features and Benefits of the Itr1000A Basic Tone Remote Desk Set
7
Physical Description
8
Desk Set Button Panel
8
F1, F2, F3, and F4 Frequency Buttons
8
Volume Buttons
8
Control Button
9
Intercom Button
9
Monitor Button
9
Transmit Button
9
Transmit LED
9
Internal Microphone
9
Handset
9
Programming Switches
10
SWA Switch Settings Table
10
Itr1000A Basic Tone Remote Desk Set Accessories
11
Itr1000A Basic Tone Remote Desk Set Field Replacement Items
11
Performance Specifications
12
Operation
13
Operational Description
13
Front Panel Button Operation
13
F1, F2, F3, and F4 Frequency Buttons
13
VOLUME Up/Down Buttons
13
CONTROL Button
13
IC (Intercom) Button
13
MONITOR Button
13
TRANSMIT Button
13
Initiating Calls
14
Receiving Calls
14
Handset Transmit
14
Transmit from Internal Microphone
14
Installation
15
Planning the Installation
15
Mechanical Receipt Inspection
15
Mounting
15
Fcc Interference Warnings
15
Equipment Required
16
Cable Installation Safety Considerations
16
Telephone Line Lightning and Over-Voltage Protection
16
Power Connections
16
Line Connections
16
Line Considerations - Private Circuit
17
Circuit Conditioning
17
Settings and Adjustments
17
Line (Receive Audio) Input Level Adjustment
17
Line Output (Transmit) Level Adjustment
18
Audio Level Setting Procedure
18
2175 Hz Filter Adjustment
19
Handset Microphone Adjustment
19
Desk Set Reassembly
19
Programming
20
High Level Guard Tone Durations
20
Function Tone Durations
20
Function Tone Frequencies
21
Programming Mode
22
Theory of Operation
23
Digital Circuits
23
Analog-To-Digital Conversions
23
Serial Peripheral Interface
23
Audio Circuits
23
Speaker Volume Control
24
Power Supplies
24
Troubleshooting
25
Troubleshooting the Itr1000A Basic Tone Remote Desk Set
25
Fuse Replacement
26
Main Circuit Board
27
Schematics
29
Definitions and Acronyms
37
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