Contents
- 1. Users Manual
- 2. Manual
Users Manual
Z' TOA INSTRUCTION MANUAL UHF WIRELESS MICROPHONE WM-5270 Thank you for purchasir‘g TOA's UHF Wireless Microphone. Please carefully follow the instructions in this manual to ensure long, trouble-free use of your equipment. 1. SAFETY PRECAU'I10NS - 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 imponant precautions are included. - We also recommend you keep this instruction manual handy for future reference. A WA R N I N G Indicates a potentially hazardous sit tion which if mishandled, could result in death or serious personal injury. ~ To prevent the electromagnetic wave from badly influencing medical equipment, make sure to switch off the unit's power when placing it in close proximity to the medical equipment. 9 CAUTIO N Indicates a potentially hazardous situation which, if mishandled, could result in moderate or minor personal injury, and/or property damage. - When the unit is not in use for 10 days or more, be sure to take the battery out of the unit because battery leakage may cause personal injury or contamination of environment. - Make sure to observe the following handling precautions so that a fire or personal injury does not result from leakage or explosion of the battery. - Do not short, disassemble, heat nor put the battery into a fire. - Do not solder a battery directly. - Be sure to use the specified type of battery. - Note correct polarity (positive and negative orientation) when inserting a battery in the unit. - Avoid locations exposed to the direct sunlight, high temperature and high humidity when storing batteries. ~ Attention should be drawn to the environmental aspects of battery disposal. CAUTION TO USER: Changes or modifications not expressly approved by the party responsible for compliance could void the user‘s authority to operate the equipment. 2. GENERAL DESCRIPTION The TOA's WM-527O Wireless Microphone employs a dynamic microphone with high input handling capacity, and is suitable for vocal use. 3. FEATURES ~ One frequenql can be selected from 64 frequencies (16 channels x 4 banks) of 636 — 700 MHz. ~ An optimized PLL-synthesizer minimizes the oscillation frequency drift resulting from the ambient temperature or voltage fluctuation. ~ The maximum input sound pressure can be set in the range of 130 dB SPL to 142 dB SPL by a PAD switch, permitting adaptation to wide range of input sound pressure. ~ Power/Battery lamps indicate battery consumption to prevent the unit from malfunctionir‘g when the battery level remarkably decreases. ~ Operates on a sir‘gle AA battery. ~ Employs a built-in antenna. ~ The state of battery consumption can be displayed on the tuner's indicator when the unit is used in conjumtion with the optional WT-5800, WT-5805 or WT-581O Wireless Tuner. TOA Corporation 4. HANDLING PRECAUTIONS ~ 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 unit failure. ~ Never open nor remove the unit case to modify the unit. Ftefer all servicing to your nearest TOA dealer. ~ Take care not to drop the unit onto the floor nor bump it against a hard object as the unit could fail. ~ Do not place the unit in locations of high temperature (ex. in an ill-ventilated car in summer) or high humidity as the unit could fail. ~ Do not use the unit in locations where it is exposed to seawater. ~ 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. ~ Avoid using a mobile telephone near the wireless microphone in use. Noise could be picked up. ~ When using two or more wireless microphones, keep them at least 50 cm away from each other to avoid malfunctions or noise. ~ Keep the wireless microphone at least 3 m away from the receiving antenna. Using the microphone in close proximity to the antenna could result in malfunctions or noise. 5. NOMENCLATURE This switch is used for microphone sensitivity adjustment. — — The sensitivity can be decreased by 0, -6, or —12 dB. Keep the switch in the "L" position (factory-preset). Leave the switch setting to qualified service technicians. 521 Channel selector switch Power/Battery lamps -A green LED lights as long as the battery capacity is sufficient. When the battery capacity becomes low, the green LED starts to dim. while the red LED to light. 7 -The microphone does not transmit the signal if the channel selector switch is set to the idle channel. In this case, the red LED and green LED flash alternately. Power ON/OFF switch Pressing this switch for more than one second turns the power on or off. 6. REPLACING THE BATI'ERY Step 1. Hold down the power switch for one second or more to turn off the power. Step 2. Hold the microphone body and rotate the microphone grip / counterclockwise to remove it. Step 3. Insert an AA battery according to (+) and (—) indications on the battery compartment. Step 4. Replace the microphone grip by sliding and rotating it clockwise. 2 Ba‘mry replacement [Bottom] - A brand-new AA alkaline battery will continuously operate the unit for about 10 hours. my - When the battery capacity becomes low, the green LED of the £69“ Power/Battery lamps Starts to dim, while the red LED to light. When only the red LED lights, replace the battery with a new one. In this condition, the unit transmits the remaining battery capacity information to the tuner, causing the tuner's BA'I'I' indicator to light. 1 Power ON/OFF switch Red LED \/ Green LED 7. CHANNEL NUMBER SEI'I'ING Step 1. Switch off the power. Rotate the microphone grip counterclockwise to remove it. Step 2. Using the screwdriver housed in the microphone body, set the Channel selector 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. Channel selector switch 8. PAD SWITCH The input sensitivity can be decreased by 0 dB, —6 dB or —12 dB with the PAD switch. Select the appropriate level so that the output sound is not distorted when the volume control knob of the tuner is set at the 2 o'clock position. If a loud voice distorts the output sound, decrease the sensitivity by shifting the PAD switch to the —6 dB or —12 dB position. Note: The PAD switch is factory-preset to 0 dB. Pad switch The table at right shows the relationship PAD switch Maximum input level between the PAD switch positions and the 0 dB 130 dB SPL maximum input levels. —6 dB 136 dB SPL —12 dB 142 dB SPL 9. OPERA'I10N Step 1. Confirm that the wireless microphone and the wireless tuner are identical in the channel number. If not identical, turn off the power ON/OFF switch, then set the channel number to the same channel number as the tuner. Step 2. Hold down the power switch for one second or more to turn on the power. Then, confirm the green LED of the Power/Battery lamps will light. Step 3. Hold down the power switch for one second or more to turn off the power after use. 10. OPERA'HONAL HINTS - 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. - 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 operatir‘g instructions of the wireless tuner.) - Should you have any questions regarding the use or availability of TOA wireless products, please contact your local TOA dealer. - If the output sound is distorted at the large volume level, use the microphone by shifting the PAD (input sensitivity reduction) switch to the —6 dB or —12 dB position to decrease the sensitivity. - Attach the supplied rolling stopper as needed, preventing the microphone WM-5270 1® from rolling and dropping onto the floor. @ Rolling stopper (supplied) 11 . SPECIFICA'HONS Microphone Element Dynamic microphone unit, cardioid pattern Modulation Frequency modulation Frequency Range 636 — 700 MHz Selectable Channel 64 frequencies (the number of channels may differ from country to country.) RF Carrier Power Less than 50 mW Tone Frequency 32.768 kHz Oscillator PLL synthesized Maximum Input Level 142 dB SPL Maximum Deviation 140 kHz Audio Frequency Response 80 — 15,000 Hz Dynamic Range (AF Circuit) More than 95 dB (with WT-5800) Battery LR6 (AA) Battery Life More than 10 hours (alkaline) Indicator Power/Battery lamps Antenna Built-in type Operating Temperature —10 to +50°C Finish Dark gray Dimensions 548 x 244 mm Weight 340 g (with battery) Note: The design and specifications are subject to charge without notice for improvement. ~ Accessories Microphone holder (with stand adapter) Screwdriver for setting (housed in the body) License requirement Storage case .. Rolling stopper The term “IC:" before the radio certification number only signifies that Industry Canada Technical specifications were met. 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. IMPORTANT NOTE:To comply with the FCC RF exposure compliance requirements, no change to the antenna or the device is permitted. Any change to the antenna or the device could result in the device exceeding the RF exposure requirements and void user's authority to operate the device.
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