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Introduction
Thank you for choosing the Adastra CM/CS-series compact 100V amplifier as part of your public
address system. This 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
Use double insulated speaker wire with adequate current rating for 100V speaker connections
Do not use 8Ω and 100V terminals at the same time
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
For rack-mounting, use an appropriate shelf unit (e.g. 853.055UK) and ensure adequate support
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
Caution: Please read this manual carefully before operating
Damage caused by misuse is not covered by the warranty
CM/CS Series User Manual
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