Chord NU4 Series, NU4-C, NU4-N, NU4-H User Manual

NU4

Quad UHF Wireless System

Item ref: 171.843UK, 171.844UK, 171.845UK

User Manual

Version 1.0

Caution: Please read this manual carefully before operating

Damage caused by misuse is not covered by the warranty

NU4 User Manual

Introduction

Thank you for choosing the Chord NU4 wireless system. This professional wireless set provides 4 high quality
microphones with UHF radio system for freedom of movement without compromising 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.

Package Contents

• NU4 quad UHF wireless receiver

• 19” rack mounting ears

• 2 x UHF aerials

• 2 x BNC antenna cables (for front panel mounting)

• 4 handheld transmitters (NU4-H)

• 4 beltpack transmitters with 4 neckband and 4 lavalier microphones (NU4-N)

• 2 handheld and 2 beltpack transmitters with 2 neckband and 2 lavalier microphones (NU4-C)

• Mains power adapter

• 6.3mm mono jack lead

• 8 x 1.5V AA battery

If you find any accessory is missing or the product has arrived with any problems, contact your retailer.

These products contain no user-serviceable parts inside. Do not attempt to try to fix or modify these items
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 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 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

• Ensure that the correct power adaptor is used with adequate current rating (500mA minimum) and that

the mains voltage is as stated on the adapter.

• Avoid ingress of water or particles into the transmitters or receiver

• Use alkaline or NiMH batteries in the transmitters 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 transmitters

• If rack-mounting, use rack ears provided and do not place heavy equipment above the receiver.

• Keep the transmitters and receiver away from damp or dusty environments.

Cleaning

• Use a soft cloth with a neutral detergent to clean the body of the handheld 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