TOA Electronics WM-4220 Musical Instrument User Manual
Contents
1. equipment make sure to Do not short disassemble heat nor put the switch off the unit s power when placing it in close battery into a fire proximity to the medical equipment Never charge batteries of the type which are not rechargeable Do not solder a battery directly Be sure to use the specified type of battery A CAUTION Note correct polarity positive and negative orientation when inserting a battery in the unit e When the unit is not in use for 10 days or more be Avoid locations exposed to the direct sunlight sure to take the battery out of the unit because high temperature and high humidity when storing battery leakage may cause personal injury or batteries contamination of environment TOA Corporation 2 GENERAL DESCRIPTION The WM 4210 Wireless Microphone employs a dynamic microphone element and is suitable for vocal applications The WM 4220 Wireless Microphone employs an electret condenser microphone element and is suitable for speech applications 3 FEATURES e One frequency can be selected from 16 operating frequencies of 690 865 MHz e An optimized PLL synthesizer minimizes the oscillation frequency drift resulting from the ambient temperature or voltage fluctuation e Battery lamp indicates battery consumption to prevent the unit from malfunctioning when the battery level remarkably decreases 4 HANDLING PRECAUTIONS e Do not expose the unit to rain or an environment where it m2. the unit continuously for 10 hours e As long as the battery has sufficient power for the microphone to function properly the orange LED will light When the orange LED starts to fade and then flash replace it with a new one Orange LED Indicates the battery level by lighting or flashing 7 OPERATION Step 1 Make sure that the receiver and the wireless microphone are of the same channel frequency Step 2 If they are not identical in channel you have to adjust the channel switch Step 3 Place the microphone ON OFF switch in the ON position The orange LED indicates the circuit is active Step 4 Make sure to shift the ON OFF switch back to the OFF position after using the wireless microphone 8 OPERATIONAL HINTS e The microphone s service distance is 3 120 m When the microphone user moves in a facility signal dropouts momentary losses of signal reception may be encountered These dropouts are caused by the building s architectural designs or materials which block the travel of or reflect the radio signal If this occurs the user needs to change locations for better signal reception e The proper operation of your wireless system may be interfered with by other system operating on the same frequency In such cases change the operating frequency of your system As to dealing with the interference refer to the operating instructions of the wireless tuner e Should you have any questions regarding the use or availa
3. without notice for improvement Accessories Microphone holder with stand adapter 1 Screwdriver for setting ccceesseeeeeeeeeeseeeeeeees 1 Storage CASES iiieoo ie iania ees cd iiaiai doaa kai 1 License requirement Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Printed in Taiwan A TOA Corporation ABS SAE
4. 44 OA A OPERATING INSTRUCTIONS UHF WIRELESS MICROPHONE WM 4210 WM 4220 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 e Be sure to read the instructions in this section carefully before use e Make sure to observe the instructions in this manual as the conventions of safety symbols and messages regarded as very important precautions are included e 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 7 AN Indicates a potentially hazardous situation which if mishandled could result in WARNING death or serious personal injury AN Indicates a potentially hazardous situation which if mishandled could result in CAUTION moderate or minor personal injury and or property damage Ne e Make sure to observe the following handling C AN WARNING precautions so that a fire or personal injury does not result from leakage or explosion of the battery e To prevent the electromagnetic wave from badly influencing medical
5. ay be splashed by water or other liquids as doing so may result in unit failure e Never open nor remove the unit case to modify the unit Refer all servicing to your nearest TOA dealer e Take care not to drop the unit onto the floor nor bump it against a hard object as the unit could fail e Do not place the unit in locations of high temperature ex in a car parked in summer or high humidity as the unit could fail Do not use the unit in locations where it is exposed to seawater e To clean use a dry cloth When the unit gets very dirty wipe lightly with a cloth damped in a dilute neutral cleanser then wipe with a dry cloth Never use benzine thinner or chemically treated cleaning towel e Avoid using a mobile telephone near the wireless microphone in use Noise could be picked up 5 NOMENCLATURE WM 4210 WM 4220 Power Battery lamp Orange LED Power ON OFF switch Channel select switch Battery clip 6 BATTERY INSERTION Step 1 Hold the microphone body and rotate the microphone grip counterclockwise to remove it Step 2 Insert the battery 6LR61 Alkaline 9 V according to the instructions attached to the inside of the battery compartment Pay attention to the correct polarity when inserting the battery Step 3 Replace the microphone grip by sliding and rotating it clockwise Battery replacement A brand new battery will provide the power enough to operate
6. bility of TOA wireless products please contact your local TOA dealer 9 CHANNEL NUMBER SETTING 8 6A 5 1 Aa Le Step 1 Switch off the power Rotate the microphone grip counterclockwise to remove it CHANNEL 2 IX Step 2 Using the supplied screwdriver set the Channel setting 27 TEe switch pointer to the desired channel number Step 3 Replace the microphone grip Note Make sure that the wireless microphone is identical to the wireless tuner in the channel number Should the microphone s setting differ from that of the tuner the tuner does not receive the microphone signal 10 SPECIFICATIONS Microphone Element Dynamic type Electret condenser type Cardioid pattern Cardioid pattern Emission F3E Frequency Range 690 865 MHz UHF Selectable Channel 16 channels RF Carrier Power Less than 50 mW Tone Frequency 32 768 kHz Maximum Input Level 130 dB SPL 125 dB SPL Maximum Deviation 40 kHz Audio Frequency Response 100 12 000 Hz 200 12 000 Hz Dynamic Range AF Circuit More than 100 dB with WT 4810 Battery 6LR61 9 V x 1 Battery Life More than 10 hours alkaline Indicator Power Battery lamp orange LED Antenna Built in type Operating Temperature 10 to 50 C Finish Resin coating dark gray Dimensions 50 x 235 2 mm 45 x 235 2 mm Weight 270 g with battery 250 g with battery Note The design and specifications are subject to change
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