Turn down all Input and output gain controls.
Connect phantom powered microphones before switching on the +48Volt phantom power switch.
If you have a power amplifier connected to your 
Now, set the CONTROL ROOM/PHONES level at no more than 50%. In this way you will be able to hear later what you are doing connecting a pair of headphones or a pair of powered studio monitor speakers.
Position HI, MID and LOW EQ controls on the middle.
Position panoramic (PAN) control on the center.
With a headphone or studio monitor speakers connected apply a Line Level input signal so that the PEAK LED does not light up.
At this point increase the input gain so that the PEAK LED will blink occasionally. In this way you will maintain good headroom and ideal dynamic range.
Now connect a microphone and ask the singer to sing loud into the microphone. Turn slowly the Gain Control clockwise and have the PEAK LED blink only occasionally.
Now repeat the same sequence for all input channels. The main LED Meter could move up into the red section. In this case you can adjust the overall output level through the MAIN MIX control.AMX-140FX, AMX-140 specifications
Nilfisk-ALTO has long been recognized for its commitment to delivering high-quality cleaning solutions, and the AMX-140 and AMX-140FX models are no exception. These powerful pressure washers are designed to tackle a wide range of cleaning tasks, providing exceptional performance and efficiency for both professional and residential use.The Nilfisk-ALTO AMX-140 and AMX-140FX feature robust and durable construction, ensuring longevity even in demanding environments. With a powerful 140 bar pressure output, these models provide effective cleaning power that makes quick work of dirt and grime on a variety of surfaces, including patios, driveways, and vehicles. The compact design allows for easy maneuverability, while the built-in wheels facilitate transportation and storage.
One of the standout features of the AMX-140 and AMX-140FX is their user-friendly operation. The ergonomic spray gun design minimizes operator fatigue, making it comfortable to use for extended periods. Additionally, a quick connect system allows for easy attachment and detachment of hoses and accessories, streamlining the cleaning process.
These models are equipped with a high-performance induction motor that not only enhances energy efficiency but also reduces operational noise, making them ideal for use in residential areas and noise-sensitive environments. The AMX-140FX variant takes this a step further by incorporating advanced features, including an integrated detergent tank for effortless application of cleaning agents, allowing users to tackle tough stains with ease.
Another notable characteristic is their versatility. Both models come with a range of accessories and nozzles that cater to various cleaning needs. The adjustable pressure settings provide flexibility, allowing users to switch between different cleaning tasks, from gentle washing of delicate surfaces to intense cleaning of stubborn dirt.
The compact size and lightweight design of the AMX-140 and AMX-140FX make them easy to store when not in use. With features such as onboard storage for hoses and accessories, users can keep everything organized and readily accessible.
In summary, the Nilfisk-ALTO AMX-140 and AMX-140FX pressure washers combine power, efficiency, and user-friendly features, making them essential tools for any cleaning arsenal. With their durable construction, advanced technologies, and versatility, these models are perfect for both personal and professional cleaning tasks, ensuring exceptional results with every use.