QU4 - Farnell
Contents
1. chord QU4 Quad UHF Wireless System Item ref 171 840 171 841 171 842 User Manual lT Ya ee chord chord chord chord j chord chord chord Version 1 1 an any group brand www avsl chord com chord 171 840 171 841 171 842 User Manual chord Introduction Thank you for choosing the Chord QU4 wireless system This professional wireless set provides 4 high quality microphones with UHF radio system for freedom of movement without loss of audio quality Please read this manual before using this item in order to avoid damage and to get the best performance from your purchase Package Contents UHF quad wireless receiver 19 rack ears 2 x antennae Mains power adapter 6 3mm mono jack lead 8 x 1 5V AA battery QU4 H version 4 x handheld transmitters QU4 N version 4 x neckband microphones 4 x beltpack transmitters QU4 C version 2 x handheld transmitters 2 x neckband microphones 2 x beltpack transmitters If you find any accessory is missing or the product has arrived with any problems please contact your retailer This product contains no user serviceable parts so make no attempt to try to fix or modify this item yourself as this will invalidate the warranty We recommend you keep the original package and proof of purchase for any possible replacement or returned demand Warning To prevent the risk of fire or electric shock do not expose any of t2. damaging feedback loud whistle or howling noise try to point microphones away from the speaker cabinets 171 840 171 841 171 842 User Manual chord Operation Switch on power to the receiver unit and check that the red power LED is lit on each channel if not turn the VOLUME rotary control just past the zero point Move the switch on the first handheld or beltpack transmitter to the first notch MUTE the LED should light momentarily Move on another notch Fully ON and gradually increase the microphone level on the receiver then increase the volume on the mixer or amplifier until the sound from each microphone can be heard through the equipment Repeat for the other 3 microphones Note if output is low from neckband microphones it may be necessary to adjust Gain control inside the beltpack unit During use it may be useful for the reception of the microphone to be muted for a short period of time e g to avoid feedback when walking across the front of a speaker or avoid handling noise when placing the microphone down momentarily or adjusting a neckband microphone In these circumstances it may be better to move the transmitter switch to the MUTE position which maintains the radio frequency carrier signal but mutes the microphone input When this switch is moved back to the ON position the sound will be immediately restored without waiting for the radio signal to be reinstated If the wireless system is
3. not to be used for more than a few seconds it is preferable to slide the transmitter switch to the OFF position which mutes and deactivates the radio signal and powers down the transmitter Be sure to turn down the volume of the mixer or amplifier and then switch off the receiver Unplug signal leads from the receiver and mixer or amplifier when moving or packing away If the system is not to be used for long periods of time remove the batteries from the transmitters and unplug the power adapter from the receiver and the mains outlet Folding away or removing the antennae can also help avoid damage when the system is not in use 171 840 171 841 171 842 User Manual chord POWER LED does not ight on receiver r E bind aii POWER and RF LEDs are lit but no AF and no sound sound from mic Microphone output is very loud or distorted oe very low Increase Gain on mixer amplifier Ensure that Jack output is not fed to a Mic input Check transmitter batteries C 1622 DISPOSAL TI AN Please dispose of the unserviceable device according to the current statutory requirement Errors and omissions excepted Copyright 2012 AVSL Group Ltd 171 840 171 841 171 842 User Manual
4. Control Layout Antenna connection TNC Power switch Power indicator RF indicator AF indicator VOLUME control On indicator Off Mute On switch Battery compartment 10 Gain control 11 Antenna 12 3 5mm threaded jack socket 1 2 3 4 gt 6 7 8 9 Setting Up Insert the supplied AA batteries into the handheld or beltpack transmitters by carefully unscrewing the base or flipping forward the front cover to reveal the battery compartment inside the transmitter body connect the batteries ensure and are the correct way round for each cell and carefully replace the cover Connect neckband microphones to the relative beltpack transmitters by connecting and screwing in the 3 5mm jack plug fully Screw on the front mounted TNC antennae and position the receiver within the best available line of sight to the transmitter s Connect the DC jack of the supplied power adapter to the receiver and the plug top to the mains outlet Turn microphone level s down on the receiver A choice of mixed output of all 4 microphones on 6 3mm jack or individual balanced XLR outputs is available on the rear panel of the receiver Connect jack or XLR optional leads to the relative output connector s turn down the volume of any equipment mixer amplifier etc that the signal will be fed into and then connect the jack or XLRs to the equipment Warning take care not to point microphones towards speakers this can cause
5. he components to rain or moisture If liquids are spilled on any component stop using immediately allow unit to dry out and have checked by qualified personnel before further use Avoid impact or heavy vibration to any of the components dropping the microphone can cause capsule failure No user serviceable parts inside transmitter or receiver refer servicing to qualified service personnel Safety e Ensure that the correct adapter is used with adequate current rating and that the mains voltage is as stated on the adapter e Avoid ingress of water or particles into the transmitters or receiver e Use alkaline or NiMH batteries in the transmitters and remove if unused for long periods e Observe the correct polarity when replacing batteries Placement Keep all components out of direct sunlight and away from heat sources Do not place heavy objects on top of the receiver or transmitters If rack mounting use the rack ears provided and do not place heavy equipment above the receiver Take care to keep antennae from sticking out where they may get damaged Keep the transmitters and receiver away from damp or dusty environments Cleaning e Use a soft cloth with a neutral detergent to clean the body of the handheld transmitter and receiver e Lightly damp sterile wipes may be used on the microphone grilles for hygiene purposes e To avoid damage do not use solvents to clean the components 171 840 171 841 171 842 User Manual chord
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