SX25i 25W Integrated Amplifier Owners Manual
Perreaux Industries Limited makes no warranty for the use of its products, other than those expressly contained in the warranty detailed herein. The Company assumes no responsibility for any errors which may appear in this document, reserves the right to change products or specifications detailed herein at any time without notice, and does not make any commitment to update the information contained herein.
This page has intentionally been left blank.
i Introducing the Perreaux Silhouette Series Designed as a range of high quality, yet affordable modules; the ‘Silhouette’ series will compliment and enhance your existing system. Drawing on our extensive knowledge gained from more than a quarter of a century of developing highest quality audio products, the ‘Silhouette’ concentrates our legendary design and build quality into a compact package without sacrificing performance.
ii Important Safety Instructions Note: Please read all instructions carefully before attempting to operate your Perreaux “Silhouette” SX25i Integrated Amplifier. ALWAYS switch off power to your system before attempting to connect or disconnect cables. ALWAYS disconnect your system from the mains before attempting to clean your unit. ALWAYS keep electrical equipment out of reach of children. ALWAYS unplug sensitive electronic equipment during electrical storms.
iii i ii iii 1 2 3 4 5 6 7 8 9 10 11 12 13 Table of Contents Introducing the Perreaux Silhouette Series .................................... 3 Important Safety Instructions ............................................................. 4 Table of Contents .................................................................................. 5 Unpacking and Placement .................................................................. 6 Instant Install ..............................................................
1 Unpacking and Placement Unpacking Procedure Note: Box Contents Placing Your SX25i Ventilation Requirements The SX25i is packaged for maximum protection. To open, sit the box upright and cut the reinforced tape at the top of the box. The product can now be removed. Pull the foam protecting end-caps off either side of the unit and remove the black material covering. The SX25i Integrated amplifier is now unpacked and ready for further installation.
2 Instant Install If you are like us, the first thing you will want to do is to play your favourite piece of music through your new SX25i. The following instructions are written to enable you to achieve this as quickly as possible. These are not comprehensive instructions, but are designed to enable you to play music now! Note: Please take the time to read the SX25i manual thoroughly as it incorporates many features, which will enhance its operation.
Switch on SX25i Caution! Prior to connecting the AC mains, please check the voltage label on the rear panel to ensure that your unit conforms to the power supply in your area. Never attempt to connect the unit to the incorrect voltage. Insert the power cord supplied into the rear of the SX25i and into the wall. Switch on the socket at the wall and turn on the power of the SX25i by setting the power switch down. Switch on source component Power up your source component and start your favourite recording.
3 Front Panel Functions Power LED This blue LED indicates the power status of your SX25i integrated amplifier. Volume Control The high-quality, machined aluminium knob is the sole user interface, reminding the user at every touch of the superior build quality designed into the SX25i. Volume control motion is smooth and accurate, providing absolute control with near infinite gain resolution.
4 Rear Panel Functions Right and Left Speaker Binding Posts Binding posts are clearly marked and colour coded RED Positive (+) and BLACK Negative (-). This polarity must be observed when connecting loudspeakers, i.e. positive terminal of the SX25i to the positive terminal of the loudspeaker and negative terminal of the SX25i to the negative terminal of the loudspeaker. Caution! Never connect the amplifier’s output terminals to any device other than a loudspeaker.
Serial Number/Voltage Label The serial number is unique to your SX25i. Please record this number and store it in a safe place. For any service related enquiry, please be prepared to quote the product serial number to Perreaux personnel or their service representative. The voltage displayed in this area is the ONLY voltage that can be accepted by the unit. Caution! Never attempt to connect the unit to the incorrect voltage. On/Off Switch When operating the switch down, power is applied to the SX25i.
5 Minimalist Design Special Design Philosophies Perreaux has been designing and manufacturing only the highest quality audio componentry for more than a quarter of a century. Technology has continued to evolve rapidly over that time and our knowledge and application of design, materials and manufacturing techniques has advanced in tandem with this. Today’s Perreaux range comes closer to fulfilling our shared vision than at any other time in the past.
Minimalist Aesthetics Our products appeal to those who seek the ultimate in audio exclusivity, namely the perfect blend of “form and function”. “Form and function” are both tough masters. We make no excuses for producing some of the most distinctive high-end audio products on the planet. We let “form and function” blend together in perfect harmony. This surely is the essence of true minimalist utilisation.
6 Special Design Features Construction The SX25i is stylish and unobtrusive. The front panel is made from high quality solid 6.0mm (0.2”) thick aluminium extrusion featuring our trademark machined Perreaux logo and large volume control knob. These are finished in durable and stylish satin chrome finish electroplate. On/off status is provided via a discreet blue LED inset into the front panel. The chassis and cover are both manufactured from heavy gauge steel. No cover fixing screws are visible.
Finest Quality Components Used Throughout The Power Supply Simple control functionality The SX25i features a 98VA toroidally wound mains transformer directly soldered to the PCB, Wima / Elna brand capacitors, highest quality Zobel network, customized internal heat sink solution and mains and channel fusing. The PCB is double-sided and constructed from the highest quality fibreglass base stock featuring 2oz tracks. Perreaux has specially developed a fully shielded 98VA internal toroidal based power supply.
7 Care and Maintenance Note: Please switch the unit off and remove the cord set from the rear of the Amplifier before attempting to clean your SX25i in the manner described below. Never apply liquid directly to the SX25i. Never use abrasives. Never rub in a circular motion. Cover The cover features a durable high quality powder coat finish. To remove finger marks and dirt, lightly rub the surface with a soft cloth.
8 Warranty Information 1 Year Limited Warranty 3 Year Extended Warranty Obtaining Service The Perreaux SX25i is warranted free from defects in material and workmanship under normal use for a period of 1-year (365 days) from the date of purchase.
9 Extended Warranty Registration Form Please complete this form and either fax, mail or e-mail it, along with a copy of the original receipt, to Perreaux Industries Ltd. Fax: +64 9 815 5981 Mail: Perreaux Industries Ltd PO Box 47 413 Ponsonby Auckland New Zealand E-mail: info@perreaux.com Alternatively, complete the online Warranty Registration Form on our website – www.perreaux.com.
10 There is no output from my system Troubleshooting Guide Please use this guide if you are experiencing any problems with the SX25i in your system. It will provide possible solutions for some given symptoms. SX25i not turned on Make sure the SX25i power switch is in the DOWN position. AC cord not plugged in Check that the AC cord is plugged into the IEC socket on the rear of the SX25i. Mains power not turned on Check if the power is turn on at the mains socket on the wall.
I can hear a hum coming through my loud speakers Input sockets and/or output binding posts corroded Check that the input and output RCA sockets and binding posts on the rear of the SX25i are free from corrosion. Interconnect cables damaged Make sure that the integrity of your interconnect cables is sound and they are firmly connected to your source and the SX25i.
11 Specifications The correlation between published specifications and sonic quality can be unreliable. A list of numbers reveals virtually nothing. All technical measurements must be subject to qualitative as well as quantitative interpretation. Measurements of the SX25i reveal excellent results by any standards. Tested at 115V and 230V after a 10 minute warm up period. Specifications in Brief Rated Power Output (per channel) ...........................25WRMS into 8Ω ....................................
Internal Mains Fuse Rating 1 x 2SB 500mA slow blow (NOT user serviceable) Internal Output Fuse Rating 2 x 2SB 4A normal blow (NOT user serviceable) Overall Dimensions Width........................................................................216mm (8.5”) Depth........................................................................192mm (7.6”) Height.........................................................................58mm (2.3”) Weight Gross ...........................................................
THD+N .....................................................0.002%, @ 1kHZ into 8Ω Total Harmonic Distortion + Noise is the percentage of output signal which is made up of frequencies added due to harmonics of the fundamental frequency and noise. By using low-noise input circuitry and Class A signal stages, Perreaux engineers have kept this figure to a minimum. Frequency Response.................. 20Hz to 20kHz, +0dB -0.
12 24 Physical Dimensions
13 Contact Details For more information please contact your Perreaux dealer, or contact: Perreaux Industries Ltd PO Box 47 413 Ponsonby Auckland New Zealand Ph: Fax: +64 9 815 5452 +64 9 815 5981 E-mail: info@perreaux.com Internet: www.perreaux.
Installation Notes 26
