AVSL 171.838 UN1 - Manual (Page 2)

UHF Wireless Systems User Manual
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
UH1 171.822 / 171.823 Handheld transmitter -
UH2 171.825 / 171.826 Handheld transmitter Handheld transmitter
UN1 171.838 / 171.839 Neckband mic. + bodypack -
UN2 171.827 / 171.828 Neckband mic. + bodypack Neckband mic. + bodypack
UHN2 171.820 / 171.821 Handheld transmitter Neckband mic. + bodypack
UL1 171.846 / 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 servicing to qualified service personnel.
Safety
 Ensure that the correct adaptor is used, ensuring that the mains voltage is as stated on the adapter.
 Avoid ingress of water or particles into the transmitter(s) or receiver
 Use alkaline or NiMH batteries in the transmitter(s) and remove if unused for long periods.
 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 transmitter(s)
 If rack-mounting, secure the receiver to a 1U rack tray and do not place heavy items above the receiver.
 Keep the transmitter(s) and receiver away from damp or dusty environments.
Cleaning
 Use a soft cloth with a neutral detergent to clean the body of the microphone/transmitter and receiver.
 Lightly damp sterile wipes may be used on the microphone grille for hygiene purposes
 To avoid damage, do not use solvents to clean the components