U-SERIES - Farnell
Contents
1. chord U SERIES UHF Wireless Systems User Manual Version 2 0 www avsl chord com an ens group brand chord Introduction Thank you for choosing the Chord UHF series wireless system This professional wireless set provides a high quality microphone with UHF radio system for freedom of movement without loss of audio quality Please read this manual before using this equipment in order to avoid damage through incorrect operation and to get the best performance from your purchase Contents Please take care when unpacking this product Inspect for any damage and ensure you have the following components UHF wireless receiver Mains power adapter 6 3mm mono jack lead 2 x 1 5V AA battery 4 pieces for UH2 UN2 or UHN2 Microphone transmitter s see table below Model Stock code Microphone 1 Microphone 2 fg EE EE EE 171 822 171 823 Handheld transmitter RE 171 825 171 826 Handheld transmitter Handheld transmitter pe e O UU 171805 171 847 __ Lavalier mic bodypack Warning To prevent the risk of fire or electric shock do not expose any of the 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 components dropping the microphone can cause capsule failure No user serviceable parts inside transmitter or receiver refer serv2. V phantom from bodypack 3 5mm mono jack threaded 40 x 27 x 20mm O LO UHF Wireless Systems User Manual chord Frequency Chart all regions es ee GN um HiS esim o o oo 171 823 864 1MHz TS oum LE 171 839 eis me wu ese EE o 171 847 Lem Troubleshooting POWER LED does not light on Ensure power adapter is connected to mains and working properly receiver Ensure receiver is switched on E i og DEE Ensure transmitter is switched on Rp SH EENS eet Check that transmitter is not out of reception range Check that transmitter batteries are good charged Check if transmitter switch is in MUTE position POWER and RF LEDs are lit but Check if neckband or lavalier microphone is connected to bodypack Ensure transmitter has good charged batteries no AF and no sound Check if there is another nearby transmitter with the same frequency All LEDs lit but no sound from Make sure receiver is connected to mixer amplifier Make sure that receiver and amplifier mixer channel volumes are microphone turned up Microphone output is very loud or distorted Microphone output is very low Increase Gain on mixer amplifier Ensure that Jack output is not fed to a Mic input Check transmitter batteries C 1622 Errors and omissions excepted Copyright 2012 AVSL Group Ltd UHF Wireless Systems User Manual
3. icing to qualified service personnel Safety e Ensure that the correct adaptor is used ensuring that the mains voltage is as stated on the adapter e Avoid ingress of water or particles into the transmitter s or receiver e Use alkaline or NiMH batteries in the transmitter s and remove if unused for long periods e Observe the correct polarity when replacing batteries Placement e Keep all components out of direct sunlight and away from heat sources e Do not place heavy objects on top of the receiver or transmitters e If rack mounting secure the receiver to a 1U rack tray and do not place heavy items above the receiver e Keep the transmitter s and receiver away from damp or dusty environments Cleaning e Use a soft cloth with a neutral detergent to clean the body of the microphone transmitter and receiver e Lightly damp sterile wipes may be used on the microphone grille for hygiene purposes e To avoid damage do not use solvents to clean the components UHF Wireless Systems User Manual chord Handheld Transmitter Bodypack Transmitter 1 Windshield UHF antenna 2 Slide switch OFF MUTE ON LED power indicator 3 Battery compartment cover Slide switch OFF MUTE ON MIC input threaded 3 5mm jack Frequency label GAIN ADJUST rotary Battery compartment Receiver Rear Panel Antennae Power adapter input Balanced XLR output Unbalanced 6 3mm jack output Receiver Front Panel Power ON OFF swi
4. itter 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 transmitter and unplug the power adapter from the receiver and the mains outlet Retracting the antennae can also help avoid damage when the system is not in use UHF Wireless Systems User Manual chord Specifications Receiver 12 18Vdc 500mA mains adapter supplied XLR balanced Jack unbalanced Power On Off Mic Volume s Power main RF and AF for each channel 45 x 210 x 180mm 573g Power suppl Audio outputs Controls Indicators Dimensions Weight Handheld Transmitter UH1 UH2 UHN2 3Vdc 2 x AA Power Mute On gt 10mW Dynamic cardioid response 242 x 45mm 238g Battery Switch RF emission Capsule type Dimensions Weight without battery Bodypack Transmitter UN1 VN2 UHN2 UL1 Neckband Microphone UN1 UN2 UHN2 Capsule type Power supply Connector Dimensions Weight Condenser cardioid response 3V phantom from bodypack 3 5mm mono jack threaded 140 x 180 x 60mm 25g Lavalier Microphone UL1 Capsule type Power supply Connector Dimensions Weight Condenser cardioid response 3
5. nector turn down the volume of any equipment mixer amplifier etc that the signal will be fed into and then connect the jack or XLR to the equipment Warning take care not to point microphones towards speakers this can cause damaging feedback loud whistle or howling noise try to point microphones away from the speaker cabinets Move the switch on the handheld or bodypack transmitter to the first notch MUTE the LED should light momentarily If the LED stays on this is indicating that the battery is low or discharged Move on another notch ON and gradually increase the microphone level s on the receiver then increase the volume on the mixer or amplifier until the sound from the microphone can be heard through the equipment 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 not to be used for more than a few seconds it is preferable to slide the transm
6. tch Channel A volume control Channel A Audio indicator LED Channel A Radio signal LED Power indicator LED Channel B Radio signal LED Channel B Audio indicator LED Channel B volume control UHF WIRELESS MICROPHONE RECEIVER AF A RE A POWER RE B AF B i 2 3 4 5 6 7 8 chord Operation For handheld transmitters insert the supplied 2 x AA batteries by carefully unscrewing the base to reveal the battery compartment inside the microphone body connect the batteries ensure and are the correct way round for each cell and carefully screw the base back on For bodypacks squeeze down the clip in the centre of the front panel of the bodypack to unfasten the lower half which hinges outwards to reveal the battery compartment Position the supplied 2 x AA batteries inside ensure and are the correct way round for each and then close the battery compartment flap until clipped back into position Position the receiver within the best available line of sight to the transmitter s and connect the DC jack of the supplied power adapter to the receiver and the plug top to the mains outlet Extend both antennae fully upwards and outwards slightly and switch the power on Turn microphone level s down on the receiver Note for dual sets with 2 transmitters both microphones outputs will be mixed and fed to both balanced and unbalanced outputs Connect the jack or XLR optional lead to the receiver s audio output con
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