TOA Electronics WD-4800 Stereo System User Manual
Contents
1. Accessories DG Cable icccctccetcictte eho as aes ice ah a ot Sh 4 Optional Product Rack mounting bracket MB 15B Printed in Taiwan A TOA Corporation 13307186982. WT 4800 WT 4800 DCIN REMOTE OUTPUT 6002 aaunceo MIX IN 10k0 uveaLancen UNBALANCED CJ 2008 16048 LINE MC 2008 Shey colo WT 4800 WT 4800 OUTPUT 6000 paumon 6 OPERATION Step 1 Turn on the power of both the WD 4800 and connected tuners the power lamp lights Step 2 Set the wireless microphone switch to the ON position 7 RACK MOUNTING Use an optional MB 15B bracket when mounting the unit in an equipment rack Step 1 Remove rubber feet on the unit s bottom surface Step 2 Using the screws supplied with the MB 15B mount the MB 15B to the unit s sides Mounting bracket MB 15B optional 3 x 14 screw supplied with MB 15B M5 fiber washer supplied with MB 15B M5 x 12 screw supplied with MB 15B 8 SPECIFICATIONS Power Source AC mains 120 V 230 V selectable Power Consumption 25 W Frequency Range VHF UHF Distribution Channel 2 channels Antenna Input 2 inputs front x 1 rear x 1 75 Q BNC phantom powering of 9 V DC 25 mA for antenna Antenna Output 4 outputs 75 Q BNC DC Power Supply 4 outputs Each output 13 V DC 250 mA Indicator Power lamp Operating Temperature 10 to 50 C Finish Front panel Al coating black Case Pre coated steel plate black Dimensions 420 w x 44 h x 305 5 d mm Weight 3 55 kg Note The design and specifications are subject to change without notice for improvement
3. Press this 75 Q BNC Delivers 9 V DC 25 mA for supplying switch again to switch off the power power to an external antenna 2 Power lamp 4 Front antenna input B Lights when the power is switched on 75 Q BNC Delivers 9 V DC 25 mA for supplying power to an external antenna Rear 120V 230V 50 60Hz 25W TUNER POWER SUPPLY ANTINPUTB ANTOUTPUTB 752 r ANTOUTPUTA 59 ANTINPUTA VOLTAGE SELECT Pax 250 mA T pE 78 9 120V 230V C i la moo Ol O ooo O OO ANTENNA DISTRIBUTOA WD 4800 FA TOA tos Corpoyion ENGINEERED IN JAPAN _asseneg TAIWAN 5 AC inlet 9 Antenna distribution output B 6 AC voltage selector 75 Q BNC Selects the desired voltage 10 Antenna distribution output A 75 Q BNC 7 DC power distribution output Distributes the DC power 11 Rear antenna input A 8 Rear antenna input B 75 Q BNC Delivers 9 V DC 25 mA for supplying power 75 Q BNC Delivers 9 V DC 25 mA for supplying power to an external antenna to an external antenna 5 CONNECTION Up to four WT 4800 tuners can be connected to the WD 4800 using one or two receiving antennas The length of the antenna cables between the WD 4800 and the WT 4800 must not exceed 1 m YW 4500 YW 4500 YW 4500 YW 4500 n Hh H Connect to the front antenna inputs WD 4800 120V 230V 50 60Hz 25W r ANTOUTPUTB 750 VOLTAGE SELECT y
4. 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 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 To prevent a fire or electric shock never open nor remove the unit case to modify the unit Refer all servicing to your nearest TOA dealer 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 a plug or antenna during thunder and lightning as this may result in electric shock Indicates a potentially hazardou
5. s situation which if mishandled could result A CAUTION in moderate or minor personal injury and or property damage Never plug in nor remove the power supply plug with wet hands as doing so may cause electric shock When unplugging the power supply cord be sure to grasp the power supply plug never pull on the cord itself Operating the unit with a damaged power supply cord may cause a fire or electric shock When moving the unit be sure to remove its power supply cord from the wall outlet Moving the unit with the power cord connected to the outlet may cause damage to the power cord resulting in fire or electric shock When removing the power cord be sure to hold its plug to pull Avoid installing the unit in humid or dusty locations in locations exposed to the direct sunlight near the heaters or in locations generating sooty smoke or steam as doing otherwise may result in fire or electric shock TOA Corporation Indicates a potentially hazardous situation which if mishandled could result A CAUTION in moderate or minor personal injury and or property damage e 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 fall off and cause injury and or damage e If dust accumulates on the power supply plug or in the wall AC outlet a fire may result Clean it periodically In addition insert the plug in the wall ou
6. tlet securely e Switch off the power and unplug the power supply plug from the AC outlet for safety purposes when cleaning or leaving the unit unused for 10 days or more A fire or electric shock may result 2 GENERAL DESCRIPTION The TOA Wireless Antenna Distributor WD 4800 is designed to be used in conjunction with a VHF UHF band system for sound reinforcement applications It comes with two channels in which two input signals are mixed and distributed to four outputs The WD 4800 also has four DC power distribution outputs 3 HANDLING PRECAUTIONS e When installing keep the unit receiving antennas and antenna cables as far away as possible from fluorescent lamps digital equipment personal computers and other equipment which generate high frequency noise e Avoid installing the receiving antennas in close proximity to metal objects such as iron frames and lockers Keep the antennas at least 30 cm away from the wall surface e Keep two antennas at least 3 m away from each other to obtain the optimum diversity effect although this distance differs depending on the construction and size of the room where they are installed When cleaning the case use a dry cloth Never use benzine thinner or other volatile liquids 4 NOMENCLATURE AND FUNCTIONS Front 2 4 POWER E p aC ANTENNA INPUT 75 9 ANTENNA DISTRIBUNOR WD 4800 A 1 Power switch 3 Front antenna input A Press this switch to switch on the power
7. y Z OA INSTRUCTION MANUAL ANTENNA DISTRIBUTOR WD 4800 Please follow the instructions in this manual to obtain the optimum results from this unit We also recommend that you keep this manual handy for future reference 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 Indicates a potentially hazardous situation which if mishandled could result A WARNING in death or serious personal injury 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
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