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A M P L I F I E R S
I N S T A l l A T I o N
G u I d e
SI-
SI-
SI-
9901253-Rev-A-SI-2150Manual.indd 1
6/8/12 9:43 AM

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Table of Contents

   Related Manuals for Niles SI-250

   Summary of Contents for Niles SI-250

  • Page 1 A M P L I F I E R S I N S T A l l A T I o N G u I d e 9901253-Rev-A-SI-2150Manual.indd 1 6/8/12 9:43 AM...
  • Page 2: Table Of Contents

    , one of the most ® flexible and convenient amplifiers ever offered. Like all Niles products, your new amplifier is built to the highest standards of quality control and reliability. With proper installation and operation, you’ll enjoy years of trouble-free use.
  • Page 3 “Mains Plug”) is used as the disconnect device and shall remain accessible and operable at all times. 18. Do not expose batteries to excessive heat such as sunshine, fire or the like. NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 9901253-Rev-A-SI-2150Manual.indd 3 6/8/12 9:43 AM...
  • Page 4: Introduction

    A/V System in a remarkably convenient way. This guide contains information for the proper use of the Niles SI-250 (50 watts x 2), the Niles SI-2100 (100 watts x 2) and the Niles SI-2150 (150 watts x 2) System Integration Amplifiers ®...
  • Page 5: Features And Benefits

    FEATURES ANd BENEFITS REAL wORLd pOwER The SI-250, the SI-2100 and the SI-2150 deliver 50 watts, 100 watts, and 150 watts per channel at 8 ohms and 100 watts, 220 watts, 270 watts per channel at 4 ohms respectively. You’ll get tremendous bass and dynamics from every pair of speakers connected.
  • Page 6: Bridged Mode

    COmpACT 1U dESIGN The SI-250, the SI-2100 and the SI-2150 all share the same compact low profile design requiring only a single rack space (1U). dESIGNEd ANd ENGINEEREd IN ThE USA Limited two-year parts and labor warranty.
  • Page 7 If the amplifier is located on a carpeted surface, place a board under the amplifier’s feet. Do not block the ventilation holes on the top and bottom of the Niles System Integration Amplifier ® CAUTION! When using low impedance speaker loads (less than 8 ohms Normal Mode) refer to Figure 2 for proper placement.
  • Page 8: Installation Considerations

    The amplifi er is off when there is no 3-24V AC or DC voltage detected at the trigger input. Voltage triggers can be supplied by Niles automated switchers, some video projectors, some surround sound processors, or something as simple as a 12 volt AC wall adapter plugged into the switched outlet of your stereo receiver.
  • Page 9 These speaker selectors provide an easy way to terminate all of the wires for more than three pairs. Testing and troubleshooting a new system is much easier with the individual room labels and on/off switches of a Niles speaker selection system. Additionally, Niles speaker selection systems offer...
  • Page 10 ® line level audio cables with RCA phono plugs. Use high quality cables with your Niles amplifier for the lowest possible noise and best overall performance. Your Niles dealer can recommend the proper cable. The Niles System Integration Amplifier connects to your speakers using 2 ®...
  • Page 11: Front And Rear Panel Details

    “Turn-On Mode” switch Level Adjustment screws enable you to 3.5 mm mini-jack for preset the maximum system volume (or 12V DC control output match levels with another amplifier) NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 9901253-Rev-A-SI-2150Manual.indd 11 6/8/12 9:43 AM...
  • Page 12 Serial No. T5AL, 250V RIGHT CAUTION: replace only with same type and rating of fuse. Niles Audio, Carlsbad, California, USA ATTENTION: remplacer uniquement avec le même type Designed and Engineered in the U.S.A. Made in China et calibre du fusible.
  • Page 13: Installation

    12V DC 150 mA. 2. Connect the 3.5 mm Jack to the control Niles makes an accessory cable plug output maintaining proper polarity FG00933. (tip = +). NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 9901253-Rev-A-SI-2150Manual.indd 13 6/8/12 9:43 AM...
  • Page 14: Speaker Wire Connections

    STEP DESCRIPTION If you label the wires for their destination, rather than which terminal of the Niles 1. Label all wires. System Integration Amplifier they ® are connected to, it will be easier to reconfigure your system in the future.
  • Page 15 Integration Amplifier models to be fed from the same master preamplifier. If ® your preamp has a vacuum tube output stage, you must use a Niles AVDA-3 to drive more than a single Niles System Integration Amplifier ® NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 9901253-Rev-A-SI-2150Manual.indd 15...
  • Page 16 1. Plug the female IEC socket of the supplied AC power cord (the supplied Just like a computer or printer, the power cord is designed for 120V AC Niles System Integration Amplifier ® wall outlets), or use an appropriate has an AC cord which unplugs...
  • Page 17: Operation

    Niles System Integration Amplifier itself. ® LEvEL AdjUSTmENT SCREwS The rear panel level adjustment screws allow you to adjust the level of the Niles System Integration Amplifier relative to other amplifiers in your system. Use ®...
  • Page 18: Troubleshooting Guide

    TROUBLEShOOTING GUIdE When there is a problem, consult this guide first. If the problem persists, or you have additional questions, call your local Niles dealer or Niles Technical Support at 1-800-BUY-HIFI (289-4434) or (760) 710-0992. The most common problems relate to hook up. Call from your telephone extension nearest the system.
  • Page 19 The loudspeakers are wired out of phase. Reverse the is “phasey” or “blurry” connections at the back of one speaker. sounding in one room NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 9901253-Rev-A-SI-2150Manual.indd 19 6/8/12 9:43 AM...
  • Page 20: Specifications

    SpECIFICATIONS SI-250 SI-2100 SI-2150 Fully discrete, high Digital, high current Digital, high current Design Principle current bridgeable bridgeable stereo bridgeable stereo stereo amplifier amplifier amplifier 50 watts RMS per 100 watts RMS per 150 watts RMS per Continuous channel into 8 Ohms,...
  • Page 21 8:00 AM to 5:30 PM PT tECHNICAl SUPPOrt HOUrS 6:00 AM to 4:00 PM PT ON tHE wEB w w w.nilesaudio.com EmAIl tECHNICAl SUPPOrt techsupport@nilesaudio.com EmAIl fOr PrOdUCt SUggEStIONS productsuggestions@nilesaudio.com NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 9901253-Rev-A-SI-2150Manual.indd 21 6/8/12 9:43 AM...
  • Page 22 NILES dealer (with proof of purchase – claims made without proof of purchase will be denied) who will test the product and if necessary, forward it to NILES for service. If there are no authorized NILES dealers in your area, you must contact NILES to receive a factory Return Authorization Number.
  • Page 23 2 ChAnnEL, BRIdgABLE PowER AMPLIFIERS NOTES NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 9901253-Rev-A-SI-2150Manual.indd 23 6/8/12 9:43 AM...
  • Page 24 1 - 8 0 0 - B U Y - H I F I – w w w . n i l e s a u d i o . c o m ©2012 The AVC Group, llC. All rights reserved. Niles and the Niles logos are registered trademarks of The AVC Group, llC.

This manual is also suitable for:

Si-2100Si-2150

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