Instruction/ maintenance manual of the product VS-900 TOA Electronics
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VS-900 Security Intercom Systems Architectural and Engi neering Specification TOA Electronics, Inc. 601 Gateway Blvd., Ste. 300 So. San Franc isco, CA 94080 1- 650 -588-2538 / 1-800-733-47 5 0 V 1 , .
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 2 1 GENER AL ....................................................................................................................... ......... 4 1.1 MANUFACT URER .............................
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 3 3.4.2 VOICE-OPER ATED (VO X) SW ITCHING (HALF-DUPLEX ) .................................... 13 3.4.3 "PRESS-T O-TALK" (PTT ) CONTRO L ..............................................
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 4 1 GENERA L 1.1 M ANUFACTURER The m anufac turer shall have been i n the b usines s of m anufac turing m icroproc essor -based comm unication system s f or m ore than ten years, and s hal l prov ide a m inim um of two years limited war rant y to the authorized ins talling dea ler.
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 5 2 SYSTEM CONFIGURATION AND COMPONENTS 2.1 SYSTEM DESCRIPTION The s ecurit y intercom s ystem shall be des igned f or s ecurit y applic ations an d pro vide rel iable and intellig ible voic e com m unication bet ween Mas ter Stati ons, T elepho ne Mast er Stat ions and Su b- stations .
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 6 depending on the c onv ersation p artner . Each T eleph one Mas ter Sta tion s hall c onnect to a uniq ue Telepho ne Mas ter Stat ion Li ne Car d port with a s ingle twis ted p air ca ble with total loop resistanc e, incl uding t elephone , to be no greater than 500 o hms .
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 7 V line with rated pr im ary impedance of 625 ohm s. T he sub-station shall be weather-resistant for use in out door applica tions .
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 8 2.4 EX CHAN GE COMPON ENT S 2.4.1 EXCH ANGE MAINFR AME The Ex change Ma infr am e shall be m odular and su pport up t o f our (4) Mas ter St ations or Telepho ne Mas ter Stat ions a nd six ty-four (64) Sub-stat ions .
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 9 ft./1.43 m ile (2. 3 km ); #22 AW G: 4921 ft./0.93 m ile (1.5 k m ); #24 AW G: 2953 f t./0.
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 10 The Aud io Func tion Car d sha ll be t he T OA VS-90 0AF. 2.4.8 TIE-L INE INTERF ACE CARD The T ie-Line C ard sha ll be p ower ed by the Exchan ge Mai nfr ame and all ow int erconnec tion of up to sixtee n excha nges in a m ulti-drop or “bus sed” c onfigur ation.
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 11 The Direc t Selec t Interf ace Card shal l incl ude an R S-232C D- sub c onnector , 9-pin, fem ale for programm ing the c onnected Dir ect Selec t I/O Car d(s).
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 12 3 SYSTEM FUNCTIONS Note: “Mas ter Stat ion” ref ers to propri etar y system master station. “T elepho ne Mas ter Stat ion” refer s to a sing le line t elepho ne used as a l imited-f unction Mast er Stati on.
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 13 3.4.1 FULL-DUP LEX Comm unication b etween two Master Statio ns shal l be f ull du plex if at leas t one h andse t is off - hook. Com m unication between two T elepho ne Master Stat ions shall b e full- duplex .
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 14 3.10 CAMP-ON-BUSY The Cam p- On Bus y function s hall allo w a caller to wait for a calle d stat ion to becom e ava ilable if a bus y tone is hear d af ter dial ing.
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 15 receivin g stat ion is also r egister ed f or a Call For wardi ng-rel ated f unctio n, calls s hall not be forwarde d from that recei ving st ation.
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 16 3.16 CONFERENCE The Conf erence f unctio n sha ll allo w an y Master S tation or T elephon e Mast er St ation to i nitiat e sim ultaneous co nvers ation with up to t wo oth er Mast er Stati ons or T elepho ne Mas ter Stat ions.
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 17 3.19 EXTERNAL SOURCE DISTRIBUTION The Ex ternal S ource D istribu tion f unction s hall allo w distr ibutio n of an externa l audio s ource t o up to nineteen (19) zones .
VS-900 Ar chitec ts and Engin eering Sp ecif ications v1.0 18 3.21 CONVERS ATION RECO RDING The Conv ersatio n Recor ding f unction s hall al low indi vidual r ecor ding of each Master Statio n, Telepho ne Mas ter Stat ion an d Telep hone L ine port.
An important point after buying a device TOA Electronics VS-900 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought TOA Electronics VS-900 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data TOA Electronics VS-900 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, TOA Electronics VS-900 you will learn all the available features of the product, as well as information on its operation. The information that you get TOA Electronics VS-900 will certainly help you make a decision on the purchase.
If you already are a holder of TOA Electronics VS-900, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime TOA Electronics VS-900.
However, one of the most important roles played by the user manual is to help in solving problems with TOA Electronics VS-900. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device TOA Electronics VS-900 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
