TOA Electronics EX-16 manual

TOA

EX-16

INTERCOM SYSTEM

INSTALLATION HAND BOOK

TOA ELECTRIC CO., LTD.

KOBE, JAPAN

Contents

Main Page 1. Introduction 2. Introduction of the EX-16 System connecting stations are connected to the mother board, thus 2.1 Exchange Ambient Temperature Range: Power Source: Crosstalk: Subscriber Impedance: n Page Page A block diagram of the EX-16 system is shown below. In a standard system, 2.2 Stations Station Specifications Handset Speaker Output: 2.3. Accessories stations are to be surface wall-mounted. talk-back speaker also operates when all-call paging is made from a master Speech Control: Amplifier Max. 10W, Hi-Z Talk-Back Max. 10dBm, Voice Switch or Press-To-Talk 3. Installation of the EX-16 System 3.1 Precautions for Installation Page 3.2 Cable Installation * There is a limit to the diameter of cables that can be used to connect 3.3 Core Diameter Versus Transmission Distance Speech Attenuation, DC Loop Resistance and Service 3.4 Wiring 13 3.5 Piping and a station is small and the station's site is fixed so that it will not be 3.6 Connection between the station and the exchange (not Polarity Specified) Page Page 3.8 Connection of the Input/Output Terminal 18 allows a 4-second interval Page 3.9 Connection of the Talk-Back Unit 21 3.10 Connection of the Speaker Station Page Page 4. Installation Adjustment 4.1 Inspect Before Turning Power On. Program Switch Details 4.3 Testing After: 1. wiring is completed mother board illustrated below. (2) If no wiring error is detected, test after changing each station. 5. Trouble Shooting Guide (B) 5.1 Fault in Exchange 30 5.2 Fault in Specific Station Only 5.3 Fault in Cable