User manual AUDIO ANALOGUE CLASS A POWER AMPLIFIER

[. . . ] Not respecting the instructions contained in this manual will invalidate the guarantee terms and conditions. NECESSARY PRECAUTIONS FOR SAFETY AND MAINTENANCE ATTENTION: Read the following instructions and precaution carefully and completely before. operating or mainteining your Audio Analogue Maestro Class A integrated amplifier. It's mandatory to comply with the following regulations to avoid any hazard: Always disconnect your entire system from AC mains before connecting or disconnecting any cables. [. . . ] Used properly, it will give you many years of enjoyment!The internal stages are DC coupled and the offset is reduced by means of an integrating amplifiers. The protection and control sections are galvanically insulated from the analog sections to minimize the digital noise. The voltage of both channel is measured by means of optocoupler to avoid any ground loop. the DC offset on the output (loudspeakers) is also monitored by means of optocouplers. The protections are realized with a PLD (Programmable Logic Device), more fast and reliable compared to a microcontroller. It's located under the front panel. pushed for 3 seconds turns on the amplifier. This LED is "low intensity red" when the amplifier is off. It's "bright red" whent the power amplifier is turning on. It's green when the power amplifier is operating and "blinking red" is there is a problem. AC MAINS: Connect here the provided power cord. FUSE: If necessary, replace it with an other of the same kind (see back panel label). If one of the items listed above is missing, please contact your Audio Analogue retailer. After extracting the smallest items from the package, pull out the unit carefully. Where to place the Class A power amplifier Class A is a high bias unit, it generates a large amount of heat. After some hours of operation the unit temperature can raise up to 55°C, be carefull! please locate the unit in a well-ventilated place. In particular, you should leave at least 5 cm around and above the unit and avoid placing it close to heat sources (radiators, heaters, amplifiers, television sets). Please note also that this high temperature is absolutely normal. Plugging and connecting Before connecting the Class A power amplifier to the preamplifier, please be sure that everything is unplugged from the wall outlets. first of all , connect the preamplifier to the Class A inputs. [. . . ] In other countries outside the EU If you wish to discard this product, please contact your local authorities and ask for the correct method of disposal. For Switzerland: Used electrical or electronic equipment can be returned free of charge to the dealer, even if you don't purchase a new product. Further collection facilities are listed on the home page of www. It means that used electrical and electronic products should not be mixed with general household waste. [. . . ]