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Manual TOA Electronics EX-16

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  • TOA Electronics EX-16 - page 1

    TOA EX-16 INTERCOM SYSTEM INSTALLATION HAND BOOK TOA ELECTRIC CO ., LTD. KOBE, JAPAN ...

  • TOA Electronics EX-16 - page 2

    1. Introduction ...................................................... 2 . Introduction o f the EX-16 S ystem............................... 2 . 1 Exchange ................................................ 2.1.1 Features 2.1.2 Specifications 2.1.3 Further Details 2.1.4 System Block Diagram 2.2 Stations ............................................... ...

  • TOA Electronics EX-16 - page 3

    1 . Introduction This is the installation manual f or the exchange, stations a nd other components of TOA Intercom System EX-16. I t includes a n outline o f t he system, a n explanation of installation, cable connection, inspection procedures an d a troubleshooting guide. Careful study of this manual i s recommended prior to installation o f the s ...

  • TOA Electronics EX-16 - page 4

    2.1.2 Specifications Th e exchange i s available with the following specifications. EX-16 Capacity: Dimensions: Weight: 1 6 lines max. (with paging function) 360(W) X 300(H) X 100(D)mm (14.2" X 11.8" X 3.9") 8. 3 kg (18.3 lb s.) with 1 6 li nes Exchange capacity c an b e increased w ithin th e given limits i n uni ts of 4 lines. Exch ...

  • TOA Electronics EX-16 - page 5

    (a) Structure o f Exchange an d Names of Parts Lin e Am p Uni t (LAU-16) Central Processing Uni t (CPU-16) Connector EX-16 DIMENSIONS in mm Short B ar Po we r Transformer Terminal n AC Fus e Holder DC Fus e Holder Powe r Indicator Voltage Selector Power Switch AC/DC Inp ut Terminal — Power Supply Module (DSM-16) Mother Board Terminal for Station ...

  • TOA Electronics EX-16 - page 6

    (b) C P U (Central Processing Unit) Th e Central Processing Un it is di vided in to two sections: c ommon control and speech path. Common control: This section consists o f a microcomputer an d associated other circuits. I t controls receiving dial data from stations, opening and closing o f speech path, controlling o f signal, paging and BG M swit ...

  • TOA Electronics EX-16 - page 7

    ( c ) LAU (Line Amplifier U nit) T h e Li n e Amplifier U n it consists o f a pow er supply circuit fo r stations, transmitting an d receiving circuits for voice signal, speech pa th switches, B G M switches an d th e di a l da ta receiving circuits. One unit accepts u p to 4 stations. A m aximum of 4 LAU's c an b e installed. (d) DS M (Power ...

  • TOA Electronics EX-16 - page 8

    Station Terminal LAU-16 (1) LAU-16 (2) LAU-16 (3) LAU-16 (4) DSM-16 Inside Vie w Units (e) Integral Terminal fo r Connecting Stations Th e connection terminal for th e exchange an d stations i s built i nto the exchange an d connected to each L AU w it h a mother board. (Wiring o f t he terminal a nd the station wil l b e explained i n a separate s ...

  • TOA Electronics EX-16 - page 9

    2 .2 Stations 2.2.1 Features The stations used in t he To a Intercom EX-16 have th e following features: 1 . E ac h station i s provi ded with a ma le 4 -pin pl ug (YC-102) for e a sy con - nection to cables. 2 . Wiring from th e exchange to ea ch station i s a n independent 4-wi re system. The f act th at only 4 wires ar e necessary makes installa ...

  • TOA Electronics EX-16 - page 10

    Station Specifications Permissible Loop Resistance: Input/Output Impedance: Loudspeaker Output: Handset Speaker Output: 300 o h m s 6 00 ohms (balanced) 300mW m aximum 100mW m aximum 2.3. A ccessories 2.3.1 Wa ll Moun ting Panel (YC-100) Th e wall mounting panel is used fo r HF M -100 an d HFS-100 w he n these stations are to b e surface wall-mount ...

  • TOA Electronics EX-16 - page 11

    1 . Power Switch 2. Power Indicator 3 . Output Volume Control 4. Input V o l u me Control 5 . Rubber F oot 6. A C Inlet 7 . Voltage Selector 8. 8-Pin T erm ina l Board 9 . Output Jack 1 0. T erm inal Board C over SPECIFICATIONS Power Source: Input: Output: Control: Speech Control: S/N Dimensions: Weight: 100~120/200~240V AC Talk-Back Max . 3 0 d Bm ...

  • TOA Electronics EX-16 - page 12

    3 . Installation of th e EX-16 System 3. 1 Precautions fo r Installation 3.1.1 Exchange P a y particular attention t o the following po ints: * T he layout should allow e as y servicing an d inspection. * Th e exchange i s compact a nd lightweight; however, it i s important to ascertain the strength o f the wall on which i t will b e placed. * The ...

  • TOA Electronics EX-16 - page 13

    3. 1. 2 Stations Particular attention should b e given t o t he following points during installation. * A desk-type, wa ll-mounting-type o r desk/wall-type should b e chosen according to t he u ser' s need. * I f t he all-call paging or talk-back fun ction i s a d o pted, precautions should b e taken to ensure against feedback d ue to interfer ...

  • TOA Electronics EX-16 - page 14

    3.2 Cable Installation Wir e type, number of w ir e pairs and number o f individual wi res are t o b e determined f or individual sections of the w iring system according to the guidelines set down below. * 4-wire twisted pair cables are to be used f o r w iring between indoor terminal boards, intermediate terminal boards, main te rm inal boards, e ...

  • TOA Electronics EX-16 - page 15

    3 .4 Wiring General Information * Wiring should b e done independent o f public t el ephone lines. * T he wiring c on dui t i s oft en installed underground o r embedded i n buil ding structures su ch a s walls a n d floors, s o car e should b e taken to d raw u p a wiring pl an that h a s ample reserve f or future extension of the system and tha t ...

  • TOA Electronics EX-16 - page 16

    3.5 Piping * Where w iring i s t o b e passed through a wall or the like, i t should b e protected b y a har d P V C o r metal tube. * I f t he nu mb er of connecting wir es between an indoor terminal board an d a station is small a nd the station's site i s fixed s o tha t i t will n o t b e moved frequently, install a box at that site an d p ...

  • TOA Electronics EX-16 - page 17

    3 .6 Connection between the s tat io n a nd the exchange 4- Pin Jack (YC-101) (YC-103: 4-Pin Jack fo r fl ush-mount) NOT E: Use 4" X 2 " Swit ch Box fo r YC-103. Receiving Li ne s (no t Polarity Specified) Transmitting Lin es (not Polarity Specified) (Viewed from the station side) Station 4-Pin Plug (YC-102) Plug in (Cover) 15 ...

  • TOA Electronics EX-16 - page 18

    Note: Connect the individual cables i n order, starting wi th th e t op ter- minal. When using the clip pin g tool, b e sure that the cutting e d ge i s o n th e side o f the wire t o b e c ut off. Clipping Tool C (YC -105) Cutting edg e Push do wn Cl ip Terminal Clip Terminal (Side View) 16 ...

  • TOA Electronics EX-16 - page 19

    EX- 16 WIRI NG INSTRUCTIONS 1 STATION CONNECTIONS or 2 TALK-BACK CONNECTIONS TKU-11 TERMINAL TERMINAL BOARD SPEAKER LI NE I NPUT 17 ...

  • TOA Electronics EX-16 - page 20

    3 .7 AC/DC Po wer Supply Connection A 5P terminal for A C and DC power supply i s provided o n the DSM-16. The power cable, YA-308 or YA-309, can b e connected to the 5P terminal. B e sure to ground the exchange. Power Supply Cables 5 P Terminal on DSM-16 YA-308 3. 8 Connection of the Input/Output Terminal A 6P terminal fo r the input/output signal ...

  • TOA Electronics EX-16 - page 21

    3.8.1 BGM Input Input im pedance: 5 0 K (unbalanced) Inp ut level: -10dB m a x . Output level: 100mW (a) Remove the short b ar connected to th e terminal. (When B G M i s not employed, the short ba r should b e kept o n t he terminal. I f the sho rt b ar i s not replaced, a humming sound wi ll b e heard fr o m th e station.) The short ba r i s refe ...

  • TOA Electronics EX-16 - page 22

    3.8.4 Wirin g Diagram BGM AMP DOOR 20 ...

  • TOA Electronics EX-16 - page 23

    3. 9 Connection of the Talk-Back Unit Connection o f the talk-back uni t i s shown bel ow. SPEAKER SPEAKER EX-16 TERMINAL BOARD Wh en the talk-back speaker i s u se d as a m icrophone, sound clearness an d microphone sensitivity vary according to the am bient noise level an d in- stallation position. Th e s e nsitivity o f the talk-back speaker&apo ...

  • TOA Electronics EX-16 - page 24

    3. 10 Connection of the Speaker Station I n the EX-16, instead o f using a station, a speaker f or one-way conversation can b e installed using a jumper i n the LAU-16. This is possible a t each station position on the LAU -16. 3.10.1 Wiring Procedure (a) First, determine the num ber of station speakers to be installed. (Any n umbe r of station spe ...

  • TOA Electronics EX-16 - page 25

    3. 10.3 Connection wit h the Exchange Connect speakers t o ter min als 1 a nd 2 a s shown i n the diagram. (Leave terminals 3 a nd 4 open.) 3.10.4 O n / O f f Control of BGM B G M c a n b e tur ned off w hen t he jumpers ar e connected a s shown i n t he diagram. I f the jumpers a re n o t connected, B G M wi ll b e heard from the speaker stations ...

  • TOA Electronics EX-16 - page 26

    Jumper fo r Speaker Station Selection Jumper f or BGM On/Off F o r B G M on/off operation remotely, the control lin e ca n b e extended the same w ay a s for station wiring. How to Connect the Jumper W ir e 1 . Use a 0.6mm diameter p lated wi re as jumpe r . 2 . S olde r o n t he soldered e nd. 3. Use a s o l d e r i n g i r o n w i t h l ess th a ...

  • TOA Electronics EX-16 - page 27

    4 . Installation Adjustment 4.1 Inspect Before Turning Power On. * Before supply power, check the power connections (power connections should b e complete) an d th e fuse. Also, voltage selector should b e s et correctly. A ll m odules should b e in place. Check the ROM on the CPU-16. It should b e se t securely i n th e socket. Make sure that exch ...

  • TOA Electronics EX-16 - page 28

    Program Sw itch Details Power Remote Door Rem ot e 1 . Se t th e mini-jump i n th e J P1 position fo r door remote. Relay goes o n for 4 seconds when buttons an d are pressed. 2 . S et th e mini-jump i n t he J P2 position for power remote. Press bu tt on s and to tur n relay on. Press button to tu rn relay off. Note: The unit is set in the JP1 pos ...

  • TOA Electronics EX-16 - page 29

    4.3.1 Precedure ( 1) Turn on power switch on t he exchange. (2) Adjust th e sound level of the external P A paging and check the power remote f unction. (a) Connect one station. (b ) Press buttons an d t o test the sound level. A djust t he volume control o f th e external amplifier. (3) Complete a speech test with each of the other stations. (a ) ...

  • TOA Electronics EX-16 - page 30

    (3 ) I f t he voltage measured is normal a t every point, connect one un it a t a time checking the voltage after eac h connection. (4) I f the voltage i s upset after connecting an y given unit, the unit is to b e replaced. (b) I f there i s n o response to dialing: (1) Disconnect the plu g fo r the particular station from t he line and check the ...

  • TOA Electronics EX-16 - page 31

    4.3.3 Relationship Between Ambient Noise and C onversation M od e The EX-16 system i s provided w ith v oice switches f or the p ress-to-talk func tion which i s required when the ambient noise level is high. Below is a guide f o r u sing the press-to-talk function. 5 . Trouble Shooting Guide Repairing of the EX-16 system i s basically don e b y re ...

  • TOA Electronics EX-16 - page 32

    5.1 Fault in Exchange * When the power supply un it or the CPU-16 is out of order, the sa me k ind of fault w ill occur a t all stati ons. * Whe n the LAU-16 is out of orde r, a fault wi ll appear onl y at a particular station. * I f the exchange is out of order, the faulty un it m us t b e searched ou t an d replaced. Fault i n exchange Check the ...

  • TOA Electronics EX-16 - page 33

    5. 2 Fault in Specific Station On ly Find the cause according to th e fo llowing table i f the fault lies w i th a specific station only, no t with all stations. SYMPTOM Dialing ca n not b e m ad e a t privacy o ff mode. Specific key d oe s n ot operate. Calling tone can not be heard. Sound fr o m the other party can not b e heard. Sound is not tra ...

  • TOA Electronics EX-16 - page 34

    5.3 Fault in Cable 1 . O ne of transmitting lines (T-Line) is disconnected Symptom: 1 - 1 A can dial. 1-2 A ca n hear B . 1 -3 B c an not hear A. 1 -4 Noise i s heard a t B. 1 -5 Noise i ncr eases a t B whe n Press-To-Talk ba r i s pressed at A. 2 . One o f receiving lines (R-Li ne) is disconnected. Symptom: 2 -1 A can dia l without dialing tone. 2 ...

  • TOA Electronics EX-16 - page 35

    3 . T-Line an d R-Line a re shorted o r mixed u p . Sho rted or mixed u p 3 - 1 A can no t dial. 3 - 2 Conversation i s impossible between stations. 3 -3 When B dials A, noise will b e heard at B immediately after the calling tone. 4 . T-Li ne an d R-Line are connected conversely. Symptom: 4 -1 A ca n no t dial. 4 -2 Conversation is impossible betw ...

  • TOA Electronics EX-16 - page 36

    TOA ELECTRIC CO., LTD. KOBE, JAPAN Printed in Japan ...

Manufacturer TOA Electronics Category Intercom System

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A complete manual for the device TOA Electronics EX-16, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use TOA Electronics EX-16 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of TOA Electronics EX-16.

A complete TOA Electronics manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual TOA Electronics EX-16 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the TOA Electronics EX-16, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the TOA Electronics EX-16, that we can find in the current document
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5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of TOA Electronics EX-16 in a specific country, if it was not possible to solve the problem on our own.

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