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Manual TOA Electronics TOAEXES-5OOO

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  • TOA Electronics TOAEXES-5OOO - page 1

    T O A EXES-5OOO I N T E R C O M SYSTEM TROUBLE SHOOTING GUIDE T O A ELECTRIC CO . , LTD. KOBE, JAPAN INTERCOM SYSTEM ...

  • TOA Electronics TOAEXES-5OOO - page 2

    8 . TROUBLE SHOOTING GUIDE Repairing of th e EXES-5000 s ys te m is basically done b y replacing defective units with go od ones. Th e system's faults i n an installation can be divided i nt o t h e f o l - lowing categories. 1 . Faults i n a n exchange 2 . Faults in a station 3 . Cable faults T o m a ke system repairing easier, find which cat ...

  • TOA Electronics TOAEXES-5OOO - page 3

    EXES-5000 SYSTEM CHECK FLOW CHART START D IP switch on CPU correctly set ? Back-up battery o n C P U connected ? Program switch on CPU off ? Power switch on Proper voltages at each output power terminal? (tabl 1 ) No.15 o f SCN SELECT on OC U l i t brighter than others ? CLOCK lamp on HCU l it brightly ? Other lamps on HC U of f ? Station No . lamp ...

  • TOA Electronics TOAEXES-5OOO - page 4

    8-1. FAULT I N EXCHANGE Before power supply check, confirm the following three points t o eliminate elementary faults: 1 . I s voltage selector set correctly? 2 . I s AC power supplied? 3 . I s power switch O N ? Start checking after disconnecting al l wiring connected t o DC output o f th e power supply unit. SYMPTON CHECK-ITEM Over-current flows ...

  • TOA Electronics TOAEXES-5OOO - page 5

    8-2. HO W T O FIND SHORT BETWEEN T-LINE A N D R-LINE I f th e shorted condition between T-line a n d R-line is n o t corrected fo r a long time, it ma y burn out t h e guard r e - sistor (330 , 1/2W) o n th e L M U board. Therefore, find t h e shorted line according t o t h e following procedure: 1 . Turn off t he privacy switch on all stations in ...

  • TOA Electronics TOAEXES-5OOO - page 6

    1 . One of transmitting lines (T-Line) i s disconnected. Sympton: 2 - 1 A c a n make dialing w i t hout dialing tone. 2 - 2 When B dials A , busy tone or dial tone will b e heard a t B immediately after th e calling tone. LMU Lamps ----- Normal Station EXCHANGE EXCHANGE Symptom 1-1 1-2 1-3 1-4 1-5 A ca n make dialing. A c an hear B . B c a n no t h ...

  • TOA Electronics TOAEXES-5OOO - page 7

    3 . T-Line a n d R-Line a r e shorted or mixed u p. Symptom 3-1 3-2 3-3 A ca n n o t dial. Conversation i s impossible between stations. When B dials A , noise will b e heard at B immediately after the calling tone. L M U Lamps Brighter than normal. 4 . T-Line a n d R-Line a r e connected conversely. Sympton: 4-1 4-2 4-3 A can n o t make dialing. C ...

  • TOA Electronics TOAEXES-5OOO - page 8

    8-3. FAULT I N S P ECIFIC STATION ONLY Find th e cause according t o th e following ta bl e if th e fault lies with a specific station only, no t with all stations. CHECK-ITEM Dialing can n o t b e made a t privacy o ff mode. LMU Lamp i s off. Specific Lamp on LMU is brighter than normal. LM U Lamp i s on i n normal. Specific key does n o t operate ...

  • TOA Electronics TOAEXES-5OOO - page 9

    Sound of th e other party i s broken during call. Same symptom remains even t he station i s replaced. Immediately after the calling tone, th e line switches to cancel, busy, dial tone, etc. Same symptom remains even t h e station i s replaced. Becomes normal i f t h e station i s replaced. Adjust t h e volume control of station speaker i f t h e r ...

  • TOA Electronics TOAEXES-5OOO - page 10

    8-4. SPEECH A N D FUNCTION TEST 1 . Speech Test After completing t h e wiring check an d th e power supply and exchange test according t o t h e system flow chart, th e speech test f o r each station c an then take place. IMPORTANT NOTE Before testing, a ll programming (Secretary transfer, Master/Substation, Executive Priority Function) must be cle ...

  • TOA Electronics TOAEXES-5OOO - page 11

    2 . Function Test Check al l employed funct ions with a f ew stations near t h e exchange. Check "User Programmable Functions" at stations in - volved after t h e programming from station 200. Secretary Transfer: I s transfer made correctly with the privacy s w itch o n at t h e executive station. at substation Master/Substation : Touch d ...

  • TOA Electronics TOAEXES-5OOO - page 12

    MEMO ...

  • TOA Electronics TOAEXES-5OOO - page 13

    MEMO ...

  • TOA Electronics TOAEXES-5OOO - page 14

    TOA ELECTRIC CO., LTD. KOBE, J APAN Printed i n J apan EX5(7)-01R(79-2) ...

Manufacturer TOA Electronics Category Intercom System

Documents that we receive from a manufacturer of a TOA Electronics TOAEXES-5OOO can be divided into several groups. They are, among others:
- TOA Electronics technical drawings
- TOAEXES-5OOO manuals
- TOA Electronics product data sheets
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- or energy labels TOA Electronics TOAEXES-5OOO
All of them are important, but the most important information from the point of view of use of the device are in the user manual TOA Electronics TOAEXES-5OOO.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals TOA Electronics TOAEXES-5OOO, service manual, brief instructions and user manuals TOA Electronics TOAEXES-5OOO. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product TOA Electronics TOAEXES-5OOO.

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A complete manual for the device TOA Electronics TOAEXES-5OOO, 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 TOAEXES-5OOO by users. Manuals are usually written by a technical writer, but in a language understandable to all users of TOA Electronics TOAEXES-5OOO.

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 TOAEXES-5OOO - 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 TOAEXES-5OOO, 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 TOAEXES-5OOO, that we can find in the current document
3. Tips how to use the basic functions of the device TOA Electronics TOAEXES-5OOO - which should help us in our first steps of using TOA Electronics TOAEXES-5OOO
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with TOA Electronics TOAEXES-5OOO
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of TOA Electronics TOAEXES-5OOO in a specific country, if it was not possible to solve the problem on our own.

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