Audio-Technica mtu201 Microphone User Manual


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5. Power LED and Low-battery Warning
The Power LED on the top of the desk stand transmitter glows blue to indicate the
power is on.
Whenbatteryperformanceislow,thePowerLEDwillblinkasawarning.Whenthesystem
islinked,a bottomorange LEDonthecorrespondingaci707channelwillilluminate to
provide additional indication of low-battery status.
6. Audio/Mute LED
Whenadeskstandtransmitter’saudioison,theellipticalAudio/Mute LEDsglowblue.
Whentheunitismuted,theLEDsareoff.Aredlightonthecorrespondingaci707channel
also indicates when audio is muted.
7. Link LED
TheLinkLEDglowsbluetoindicatethedeskstandtransmitterisproperlylinkedtothe
system. (The top green light on the corresponding aci707 channel also lights.)
8. Soft-touch Button
A soft-touch button on the front face of the desk stand transmitter operates as a mute
(presson/off)switchoracontrolswitch;tochangemutestatus,depressthesoft-touch
button. Choose the function of the button (Push-to-talk, Push-to-Mute, Toggle, and Off)
at the SpectraPulse
®
aci707AudioControlInterface.(SeeSpectraPulse
®
Owners Manual
for details.)
mtu201
XLR Desk Stand Transmitter Controls
1. Battery Selection and Installation
The mtu201 Wireless XLR Desk Stand Transmitter operates on two AA batteries
(standard alkaline or rechargeable). Please make certain that your batteries are fresh
or fully charged. Two AA 1.5V alkaline batteries are included with each desk stand
transmitter. SANYO rechargeable NiMH AA batteries (preferred for best battery-life
performance)areincludedwiththeoptionalcei007Charging/EncryptionInterface.Note:
Other models of NiMH batteries may work, but the cei007 and the mtu201 are
optimized for use with SANYO NiMH AA batteries.
a Open the battery door by sliding the button down.
b. InserttwofreshorfullychargedAAbatteriesintothebatterycompartment,being
careful to observe correct polarity as marked on the inside of the door.
c. Close the battery door.
2. Channel Address Selection
Channel address selection is via a rotary switch on the bottom of each desk stand
transmitter.Theswitchisnumberedforchanneladdresses1through14;thesechannel
addressescorrespondtotheaudiooutputsontheaci707unit.Usetheprovidedscrewdriver
to select a different channel address for each desk stand transmitter (you cannot have two
microphonesonthesamechanneladdress).TheAudioControlInterface(aci707)comes
fromthefactorysetforchanneladdresses1through7.Ifyouwishtouseitforchannel
addresses8through14,changetheDIPswitchonthebackpaneloftheaci707asdescribed
in the SpectraPulse
®
Owners Manual.
3. XLRF-type Connector
Themtu201XLRDeskStandTransmitterisequippedwitha3-pinXLRF-typeconnector
for connection to any Audio-TechnicaEngineeredSound
®
gooseneck microphone with
3-pin XLRM-type output.
4. Power On/Off
A slide switch on the bottom of each desk stand transmitter turns the unit on and off.
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