Instruction/ maintenance manual of the product WT-870 Toa
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DIVERSITY WIRELESS TUNER WT-87 0 OPERATING INS T RUCTIONS Please follow the instructions i n this manual t o o bt ai n th e optimum results fr o m this unit.
GENERAL DESCRIPTION Designed f o r virtual elimination of problem "null spots" or "dropouts" (momentary loss of radio signal reception), t he T OA WT-870 is a diversity tuner that permits simultaneous use o f up to t w o optional wireless tuner modules W TU -870 and WTU-871.
NOMENCLATURE [F ro n t Panel] Power Switch Press this switch t o tu rn power on. To tu r n power of f , press th i s s wit ch again. Power In dic at or li ght s when th e power is switched on . Power Indicator Tuner Receptacle Insert an optional tuner module WTU-870 or WTU- 871.
TUNER MODULE INSTALLATION A ND REPLACEMENT CAUTION These servicing instructions are f o r u se by qualified personnel only. To avoid electric shock do no t perform any servicing other than that contained i n the Operating Instructions unless y ou are qualified t o do so .
OPERATIONS (3 ) Adjust t he vo lu m e c ontrol of the module o f which reception indicator lights. (2) Set t h e wireless microphone's power switch to O N .
INSTALLATION PRECAUTIONS Install t h e tuner, antennas, an d antenna cable away f r o m hig h frequency noise generating equipment, such as fluorescent lamps a nd personal computers, whenever possible. Avoid installing receiving antennas in close proximity to m etal stuff, s u c h as steel frames an d lockers.
ADDITIONAL EXPLANATIONS 1 . Diversity Reception Conventional single-antenna system receivers have often produced "null spots " where a radio signal is suddenly lost during its r ec eption. The diversity reception method enables stable signal reception all the time.
SPECIFICATIONS WT-870 Power Requirements Power Consumption DC Input Antenna Input Audio Out put Mixing Output Operating Temperature Dimensions Weight Finish TOA Corporation KOBE, JAP AN 120V A C , 60 .
An important point after buying a device Toa WT-870 (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 WT-870 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 WT-870 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Toa WT-870 you will learn all the available features of the product, as well as information on its operation. The information that you get Toa WT-870 will certainly help you make a decision on the purchase.
If you already are a holder of Toa WT-870, 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 WT-870.
However, one of the most important roles played by the user manual is to help in solving problems with Toa WT-870. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Toa WT-870 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
