Toa WT-4800 Скачать руководство пользователя страница 2

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When Installing the Unit

• Do not expose the unit to rain or an environment where it may be splashed by water or other liquids, as

doing so may result in fire or electric shock. 

• Use the unit only with the voltage specified on the unit. Using a voltage higher than that which is specified

may result in fire or electric shock.

• Do not cut, kink, otherwise damage nor modify the power supply cord. In addition, avoid using the power

cord in close proximity to heaters, and never place heavy objects -- including the unit itself -- on the power
cord, as doing so may result in fire or electric shock. 

• Avoid installing or mounting the unit in unstable locations, such as on a rickety table or a slanted surface.

Doing so may result in the unit falling down and causing personal injury and/or property damage. 

• To prevent lightning strikes, install the unit at least five meters away from a lightning rod, and yet within the

protective range (angle of 45°) of the lightning conductor. Lightning strikes may cause a fire, electric shock
or personal injury.  

• Since the unit is designed for in-door use, do not install it outdoors. If installed outdoors, the aging of parts

causes the unit to fall off, resulting in personal injury. Also, when it gets wet with rain, there is a danger of
electric shock. 

When the Unit is in Use 

• Should the following irregularity be found during use, immediately switch off the power, disconnect the power

supply plug from the AC outlet and contact your nearest TOA dealer. Make no further attempt to operate the
unit in this condition as this may cause fire or electric shock. 

· If you detect smoke or a strange smell coming from the unit.

· If water or any metallic object gets into the unit 

· If the unit falls, or the unit case breaks 

· If the power supply cord is damaged (exposure of the core, disconnection, etc.)

· If it is malfunctioning (no tone sounds.)

• Do not place cups, bowls, or other containers of liquid or metallic objects on top of the unit. If they

accidentally spill into the unit, this may cause a fire or electric shock. 

• Do not touch the unit's antennas during thunder and lightning, as this may result in electric shock. 

1. SAFETY PRECAUTIONS

• Be sure to read the instructions in this section carefully before use.

• Make sure to observe the instructions in this manual as the conventions of safety symbols and messages

regarded as very important precautions are included.

• We also recommend you keep this instruction manual handy for future reference. 

Safety Symbol and Message Conventions 

Safety symbols and messages described below are used in this manual to prevent bodily injury and property
damage which could result from mishandling. Before operating your product, read this manual first and
understand the safety symbols and messages so you are thoroughly aware of the potential safety hazards. 

Indicates a potentially hazardous situation which, if mishandled, could
result in death or serious personal injury. 

WARNING

Содержание WT-4800

Страница 1: ...ES 4 4 HANDLING PRECAUTIONS 4 5 NOMENCLATURE AND FUNCTIONS Front 5 Rear 5 6 OPERATION 6 1 Basic Operation 6 6 2 Channel Bank Number Settings 6 6 3 Microphone Sensitivity Adjustment 7 7 HOW TO CHECK AN...

Страница 2: ...y switch off the power disconnect the power supply plug from the AC outlet and contact your nearest TOA dealer Make no further attempt to operate the unit in this condition as this may cause fire or e...

Страница 3: ...shock When the Unit is in Use Do not place heavy objects on the unit as this may cause it to fall or break which may result in personal injury and or property damage In addition the object itself may...

Страница 4: ...temperature When installing keep the unit as far away as possible from fluorescent lamps digital equipment personal computers and other equipment which generate high frequency noise Only the same ban...

Страница 5: ...NC For the wireless system covering a relatively narrow area use the supplied two rod antennas one of which should be mounted at a 45 angle outwards from a vertical line 9 Antenna input B For signal r...

Страница 6: ...e SET FREQUENCY indication is first displayed The display then cycles through the SET BANK SET SQ LEVEL Rf CHECK CHANNEL CHECK INDEX and END SETTING indications with each subsequent depression of the...

Страница 7: ...nsitivity Adjustment Although the audio level is preset by the factory it can be adjusted depending on the user s voice level Step 1 Holding the microphone body rotate the microphone grip counterclock...

Страница 8: ...k mode for a while and check signal condition of the channel Adjust squelch control to limit service area When radio interference is still encountered consult shop from where unit was purchased Refer...

Страница 9: ...ondition that a radio signal to be received is a certain level of signal strength This strength level can be varied by means of the squelch control 7 4 1 Squelch Level Setting Step 1 Press the Menu En...

Страница 10: ...e input MIC LEVEL To amplifier microphone input LINE LEVEL To amplifier line input MIC LEVEL To amplifier microphone input Balanced Unbalanced Accessory or Wall mounted wireless antenna YW 4500 option...

Страница 11: ...nector supplied with MB WT2 When mounting two WT 4800 units use an optional mounting kit MB WT2 10 FIRMWARE VERSION Step 1 Press the Menu Enter key for over a second to place the unit in setting mode...

Страница 12: ...tor balanced Mixing Input 20 dB 10 k Phone jack unbalanced Antenna Input 75 BNC phantom powering for antenna 9 V DC 30 mA max Antenna Output 75 BNC Gain 0 dB Receiving Sensitivity Better than 80 dB S...

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