AMX Codec Master Control System Operations Instructions

TH3 Digital Telephone Hybrid OPERATING INSTRUCTIONS and trouble-shooting guide LECTROSONICS, INC. Rio Rancho, NM

Privacy Feature The PRIVACY buttons mute the respective interface’s transmit signal, receive signal, or both, depending on the

Digital Telephone Hybrid Establish a telephone call (the BASIC OPERATION chapter tells how to do this), preferably to an actual person, group or

Starting the Control Panel Software To start the TH3 software control panel, it is first necessary to run LecNet Master Pro. If LecNet Master

Digital Telephone Hybrid The receive volume is implemented as a slider but it selects the receive volume in the same way

The TH3 Signal Routing Window The TH3 Signal Routing window permits the TH3’s internal signal routing to be modified for unusual applications. The d

Digital Telephone Hybrid SERIAL PORT HARDWARE AND SOFTWARE Serial Port Hardware Connection The serial port on the TH3 is a minimal RS-232 implemen

LecNet SERIAL PORT PROTOCOL All LecNet devices use a modification of the typical one-to-one connection between two RS-232 compatible de

Digital Telephone Hybrid General Device Commands Get Device Name - Causes the TH3 to send its “name” string back. The first data byte is the

Set Codec Privacy - Engages or disengages codec privacy feature. This command has no effect if the codec interface is not connected. Host

Digital Telephone Hybrid Set Auto Answer - Configures the TH3’s automatic telephone answering feature. Host sends command - 56 Host sends byte: 0 to d

INTRODUCTION Lectrosonics is proud to offer the TH3, our third generation digital hybrid. The TH3 interfaces with a standard telephone line to add

Get Audible Ring Chime - Retrieves status of audible ring chime feature. Host sends command - 69 Host receives data byte: 0 if feature is dis

Digital Telephone Hybrid Set Codec Rx Atten - Performs fine adjustment of codec receive volume. Host sends command - 82 Host sends byte in

ACCESSORIES Standard 21552 15 ft. telephone cable with RJ-11 connectors 21553 9-pin male D-sub connector 21554 Shell for 9-pin D-sub c

Digital Telephone Hybrid Privacy Modes The privacy switch on the TH3 can do three different things, based on the interface’s current privacy mod

TROUBLESHOOTING The following are general guidelines and initial suggestions. If a problem persists, please refer to the section, SERVICE

Digital Telephone Hybrid FCC PART 68 COMPLIANCE This equipment complies with Part 68 of the FCC rules. On the rear panel of this equipment is a

This page intentionally blank. 26

Digital Telephone Hybrid SERVICE AND REPAIR If your system malfunctions, you should attempt to correct or isolate the trouble before co

LIMITED ONE YEAR WARRANTY The equipment is warranted for one year from date of purchase against defects in materials or workmanship provided i

Digital Telephone Hybrid FRONT PANEL LECTROSONICS, INC. RIO RANCHO, NM U.S.A. DIGITAL HYBRID LecNet ANTI-ECHO TELEPHONE RX LEVEL T

REAR PANEL PWR IN (CH40) OUT IN 20 VAC LecNet (RS232) EXPANSION TELEPHONE CODEC REMOTE CONTROLS The PWR IN jack must be attached

Digital Telephone Hybrid BRIEF TECHNICAL DESCRIPTION The TH3 provides a high-quality, flexible and powerful interface to a telephone line, a 4-wi

TH3 WIRING GUIDE Following are example wiring diagrams for various types of installations. Example 1: AM8 MIXER In this example, the TH3

Digital Telephone Hybrid PWR IN (CH40) OUT IN 20 VAC LecNet (RS232) EXPANSION TELEPHONE CODEC –+ OUTPUT LEVEL –+ IN O

Example 5: NON-LECTROSONICS MIXER In this example, the TH3 is connected to a third-party mixer, and both local and remote signals are amplified.

Digital Telephone Hybrid BASIC OPERATION This chapter describes the TH3’s most essential user functions. The word “interface” is use