2To our valued customer and music enthusiast,with the purchase of your new ACCUSTIC ARTS® POWER I you have opted for a product whichincorporates the most modern technology to achieve excellent sound and quality. To make sure that youhave pleasure for as long as possible with your preamplifier we kindly ask you to thoroughly read thisinstruction manual through to the end.We wish you many enjoyable hours of listening to music with your new unit.ACCUSTIC ARTS® / Lauffen (Germany)C o n t e n t1 POWER I highlights ____Page 22 Important safety instructions ____Page 33 Unpacking ____Page 44 Positioning ____Page 55 Installation and start-up ____Page 55. 1 Connection to mains power5. 2 Use and start-up of an analog input5. 3 Use of INPUT 5 as SURROUND BYPASS5. 4 Use of the PRE-OUTPUT5. 5 Use of the headphone output PHONES5. 6 Loudspeaker cables5. 7 Correct phases for the loudspeakers5. 8 Replacing damaged mains fuses6 How to start the POWER I ____Page 97 Menu setting ____Page 98 Looking after your equipment ____Page 129 Troubleshooting ____Page 1210 Specifications (selection) ____Page 1311 Copyright, trademarks, warranty ____Page 141 POWER I - highlights▪ Audiophile integrated stereo power amplifier with high output performance▪ 12 selected bipolar output transistors of highest quality▪ Encapsulated 500 VA toroidal core transformer of premium quality for high output reserves; separatewindings for preamp section and for power amp section▪ Integrated, switchable headphones amplifier of premium quality▪ Very good smoothing thanks to more than 54.000 μF power supply capacity▪ High damping factor for high output reserves▪ Integrated protective circuit switches ascents off when clipping, HF oscillations or too high DC offsetoccurs▪ Constant low operating temperature due to generously dimensioned heat sink▪ 2 x balanced high level inputs (XLR)