Gai-tronics ITR2000A Tone Remote Deskset User and Installation Manual do Utilizador Página 1

Pub. 43004-006D GAI-Tronics Corporation 400 E. Wyomissing Ave. Mohnton, PA 19540 USA 610-777-1374  800-492-1212  Fax: 610-796-5954 VISIT W

Description ITR2000A Tone Remote Desk Set 02/12 6 Audio Accessory/RS-232 Port (P411) The ITR2000A contains an eight-pin modular desk mic port to prov

ITR1000A Tone Remote Desk Set Description 7 02/12 Control Tones Standard EIA tone keying tones are used for controlling the radio system. The seque

Description ITR2000A Tone Remote Desk Set 02/12 8 Field Replacement Items Description Part No. PTT Handset with Cord, Black HANDSET-BLACK Replacemen

9 02/12 Operation Introduction The ITR2000A Tone Remote Desk Set provides radio system control from a remote location. The ITR2000A control tones

Operation ITR2000A Tone Remote Desk Set 02/12 10 IC (Intercom) Button Press IC to communicate between desk sets without transmitting over the radio.

ITR2000A Tone Remote Desk Set Operation 11 02/12 F1, F2, F3, and F4 Programmable Buttons F1, F2, F3, and F4 are programmable for specific functio

Operation ITR2000A Tone Remote Desk Set 02/12 12 Initiating Calls Before initiating a call, press MONITOR to verify that the radio channel is clear.

ITR2000A Tone Remote Desk Set Operation 13 02/12 Scanning Operation When used with the ITA2000S Scanning Adapter, the ITR2000A Tone Remote Desk Set

Operation ITR2000A Tone Remote Desk Set 02/12 14 Parallel Status Operation The ITR2000A supports parallel status updating. This feature allows the d

15 02/12 Installation Planning the Installation Mechanical Receipt Inspection The ITR2000A Tone Remote Desk Set is shipped in a cardboard container

02/12 Pub. 43004-006D i CONFIDENTIALITY NOTICE This manual is provided solely as an operational, installation, and maintenance guide and contains sen

Installation ITR2000A Tone Remote Desk Set 02/12 16 Electrostatic Discharge (ESD) Protection The ITR2000A has ESD protection circuitry that provides

ITR2000A Tone Remote Desk Set Installation 17 02/12 Line Connection Connect the telephone line to the modular connector located on the back of the d

Installation ITR2000A Tone Remote Desk Set 02/12 18 Microphone Sensitivity After connections have been made, the ITR2000A must be configured for tran

ITR2000A Tone Remote Desk Set Installation 19 02/12 Level Adjustments and Diagnostics After connections have been made, the desk set must be configu

Installation ITR2000A Tone Remote Desk Set 02/12 20 F1 – Line Output Adjust (Transmit) Connect an ac voltmeter or SinAd meter across the line to achi

ITR2000A Tone Remote Desk Set Installation 21 02/12 F2 – Line-in Sensitivity (Receive) After entering the main programming selection mode, press F2

Installation ITR2000A Tone Remote Desk Set 02/12 22 F3 – Internal Diagnostics After pressing F3 to enter the internal diagnostics mode, all the progr

23 02/12 CARD Suite Programming Software General Description GAI-Tronics’ CARD Suite Programming Software, included in the No. XAC4000A Programming

CARD Suite Software ITR2000A Tone Remote Desk Set 02/12 24

25 02/12 Troubleshooting Troubleshooting the ITR2000A Desk Set The following is a list of potential problems you may encounter and possible solutio

02/12 Pub. 43004-006D ii Table of Contents FOREWORD ...

Troubleshooting ITR2000A Tone Remote Desk Set 02/12 26 Problem Possible Solution Low TX audio. Verify that the ITR2000A TX output level is properly

27 02/12 Circuit Boards

Circuit Boards ITR2000A Tone Remote Desk Set 28

ITR2000A Tone Remote Desk Set Circuit Boards 29

Circuit Boards ITR2000A Tone Remote Desk Set 30

31 02/12 Schematics

Schematics ITR2000A Tone Remote Desk Set 32 Line Interface Schematic - Sheet 1

ITR2000A Tone Remote Desk Set Schematics 33 User Audio I/O Schematic Diagram - Sheet 2

Schematics ITR2000A Tone Remote Desk Set 34 Control Microprocessor I/O Schematic Diagram - Sheet 3

ITR2000A Tone Remote Desk Set Schematics 35 DSP Block Schematic Diagram - Sheet 4

Table of Contents ITR2000A Tone Remote Desk Set 02/12 Pub. 43004-006D iii PARALLEL STATUS OPERATION ...

Schematics ITR2000A Tone Remote Desk Set 36 Tone Keypanel Schematic Diagram - Sheet 5

ITR2000A Tone Remote Desk Set Schematics 37 Power Supply Schematic Diagram - Sheet 6

Schematics ITR2000A Tone Remote Desk Set 38 Signaling Section Schematic Diagram - Sheet 7

39 02/12 Definitions and Acronyms Term Definition CSQ Carrier squelch CTCSS A means of grouping users of a common radio channel. Subaudible tone

Notes: ITR2000A Tone Remote Desk Set 40

1 02/12 Foreword Scope of Manual This manual offers descriptive data and service information for the ITR2000A Tone Remote Desk Set. Service diagra

Foreword ITR2000A Tone Remote Desk Set 02/12 2 Safe Handling of CMOS Integrated Circuit Devices Many of the integrated circuit devices used in commun

3 02/12 Description Features and Benefits of the ITR2000A Tone Remote Desk Set Feature Benefit Programmable 4-frequency function control Any one of

Description ITR2000A Tone Remote Desk Set 02/12 4 Introduction to the ITR2000A Desk Set The ITR2000A Desk Set is an effective tool for maximizing the

ITR1000A Tone Remote Desk Set Description 5 02/12 Internal Microphone and Speaker The handset must be on-hook in order to use the internal microphon