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11. TROUBLESHOOTING

Symptom

Possible cause

Remedy

Battery indicator does 

not light even if the 

power is switched on.

• Battery polarities not correct.

• Specified battery not used.

• Battery not charged.

• Reinsert batteries correctly.

• Replace the batteries with the IR-

200BT rechargeable batteries for 

the infrared wireless microphone.

• Charge using IR-310BC Battery 

Charger.

When the power is 

switched on, the battery 

indicator lights red.

• Battery discharged.

• Charge using the IR-310BC Battery 

Charger.

Interferes with other 

infrared microphone 

being used 

simultaneously.

• Two infrared wireless 

microphones set to the same 

channel.

• Set channels correctly. 

  (Refer to "CHANNEL SETTING" 

above.)

• Infrared wireless microphone 

used too close to the tuner.

• Keep the infrared microphone at 

least 50 cm (20") away from the 

infrared tuner.

10. CHANNEL SETTING

Note: Make sure that the IR-310M’s channel is set to the desired channel "A" or "B."

 Step 1. Switch the unit’s power OFF. 

(Refer to p. 5 "BATTERY INSERTION.")

Note

If the channel is changed when the power 

is on, the transmitting frequency changes 

immediately and noises may occur.

 Step 2. Remove the battery cover. 

(Refer to p. 5 "BATTERY INSERTION.")

 Step 3. Set the channel selector switch to the 

desired channel "A" or "B."

 Step 4. Replace the battery cover securely.

A

B

H

L

IR-310M (rear)

Channel selector 

switch

[Inside of the 

battery cover]

1

A

B

Содержание IT-310M

Страница 1: ...ING PRECAUTIONS 4 5 Nomenclature AND FUNCTIONS 4 6 BATTERY INSERTION 5 7 WHEN OPERATING ON RECHARGEABLE BATTERIES 6 7 1 How to Charge 6 7 2 Charging Timing 7 8 OPERATION 7 9 INFRARED WIRELESS MICROPHONE USAGE TIPS 8 9 1 When Holding the Microphone By Hand or Hanging It Around the Neck 8 9 2 Setting the Microphone Sensitivity Selector Switch 8 9 3 Microphone to Mouth Distance 9 9 4 When Using the C...

Страница 2: ... do so may cause the batteries to fire explode leak or heat Never short circuit the charging terminals on the bottom of the microphone with metal objects Doing so could result in electric shocks or burns 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 When the Unit is i...

Страница 3: ...pt any interference received including interference that may cause undesired operation Any modifications made to this device that are not approved by TOA Corporation may void the authority granted the user by the FCC to operate this equipment FCC Compliance Note This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules Thes...

Страница 4: ...red microphone in high temperature locations such as in a car parked with its doors closed in summer or in highly humid locations as this could lead to microphone failure Avoid using the infrared microphone in locations that can be splashed with perspiration or seawater as this could lead to microphone failures When cleaning the infrared microphone be sure to turn the power switch to OFF Wipe with...

Страница 5: ...0M to the front of your clothes for hands free use 8 Battery cover Contains the battery compartment Be sure to open and close the cover correctly Refer to p 5 BATTERY INSERTION 9 Neck strap Used to hang the infrared wireless microphone around the neck Refer to p 8 INFRARED WIRELESS MICROPHONE USAGE TIPS 10 Channel selector switch Set the selector switch to the desired channel A or B Refer to p 10 ...

Страница 6: ...rged if the power is ON Step 2 Place an IR 200BT rechargeable battery in the IR 310M Refer to p 5 BATTERY INSERTION Step 3 Fully insert the IR 310M into the microphone receptacle of the IR 310BC Battery Charger The IR 310BC s charging indicator lights red and charging begins Charging is completed in about 3 hours and the IR 310BC s full charge indicator lights green Notes Insert the IR 310M so tha...

Страница 7: ...s the battery indicator s color gradually changes from green to red If the indicator lights red during use charge the IR 310M immediately since the microphone will be disabled several minutes after the indicator has lit red Guidelines on the rechargeable battery operation time Continuous usage time About 8 hours Notes When using the IR 200BT rechargeable battery for the first time or when using it...

Страница 8: ...nfrared emitter will disable light transmission IR 820SP Infrared Wireless Speaker IR 801AF Audio Interface Unit Speaker Revolving light IR 802T Infrared Wireless Tuner IR 310M Infrared Wireless Microphone Audio output Control output Amplifier ON OF F Example of Function button usage Push the Function button while speaking 9 2 Setting the Microphone Sensitivity Selector Switch The microphone sensi...

Страница 9: ...environment of use set the sensitivity to L position Notes Be sure to switch the unit s power OFF before setting Avoid bringing the microphone too close to your mouth or speaking too loud into the microphone Otherwise reproduced voices may become muddy or cracking The sensitivity is factory set to H position Step 1 Check that the power is switched OFF then remove the battery cover Refer to p 5 BAT...

Страница 10: ... wireless microphones set to the same channel Set channels correctly Refer to CHANNEL SETTING above Infrared wireless microphone used too close to the tuner Keep the infrared microphone at least 50 cm 20 away from the infrared tuner 10 CHANNEL SETTING Note Make sure that the IR 310M s channel is set to the desired channel A or B Step 1 Switch the unit s power OFF Refer to p 5 BATTERY INSERTION Not...

Страница 11: ...Maximum Input Sound Pressure 120 dB SPL Input Sensitivity Adjustment Adjustment range 2 levels High Low Frequency Response 100 Hz 12 kHz Preemphasis 300 µs Input External microphone input ø3 5 monaural mini jack phantom powered Switch Power switch Channel selector switch Microphone sensitivity selector switch Function button Indicator Power battery indicator Battery Operation Time Approx 8 hours w...

Страница 12: ...URL http www toa jp 133 07 325 60 ...

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