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AVSL 178.736 PH SERIES User Manual

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178.734UK 178.736UK User Manual

Caution: Please read this manual carefully before operating

Damage caused by misuse is not covered by the warranty

Introduction

Thank you for choosing a QTX PH series PA Head as part of your sound reinforcement system. This

mixer-amplifier is designed to offer high quality, dependable service for mobile and installed systems.
Please read this manual fully and follow the instructions to achieve the best results with your new
purchase and to avoid damage through misuse.

Warning

To prevent the risk of fire or electric shock, do not expose any components to rain or moisture.
If liquids are spilled on the casing, stop using immediately, allow unit to dry out and have checked by

qualified personnel before further use. Avoid impact, extreme pressure or heavy vibration to the case
No user serviceable parts inside – Do not open the case – refer all servicing to qualified service
personnel.

Safety

Check for correct mains voltage and condition of IEC lead before connecting to power outlet

Speaker leads should be of good quality and have cores which are capable of the power output

Do not allow any foreign objects to enter the case or through the ventilation grilles

Placement

Keep out of direct sunlight and away from heat sources

Keep away from damp or dusty environments

Ensure adequate air-flow and do not cover cooling vents at the front and rear of the amplifier

Ensure adequate access to controls and connections



Cleaning

Use a soft cloth with a neutral detergent to clean the casing as required

Use a vacuum cleaner to clear ventilation grilles of any dust or debris build-ups

Do not use strong solvents for cleaning the unit









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