Niles Audio SI-1230 Amp will not turn on, Sound is distorted on one, Or all of the channels at

Page 29

Have your configuration worksheet handy when you call.

TROUBLESHOOTING GUIDE (continued)

SYMPTOM

POSSIBLE CAUSES AND TEST PROCEDURE

Hum from all of the speakers

Hum may be caused by a ground loop between two

 

components in the system. To test for a ground loop,

 

try reversing the AC plugs of each of the components

 

in the system, that have non polarized plugs.

 

Check for faulty cables, faulty source material, an

 

ungrounded phono system, cable TV feed or a defec-

 

tive component.

 

 

Amp will not turn on

Master power switch must be on.

 

AC power cord must be plugged into a working

 

outlet.

 

Test that the AC power receptacle is working. If the

 

outlet tests O.K., the internal fuses are blown.

 

Return the amplifier to your dealer for service.

 

 

Sound is distorted on one

BusMatrix DIP switches are not in the correct posi-

or all of the channels at

tions. Check your configuration worksheet and

normal volumes

verify all settings.

 

 

Normal volume cannot be

One of the internal amplifier fuses is blown.

reached

(Return the amplifier to your dealer for service).

 

 

Bass sound is weak and the

Check that the bridging switch is "Off". If two adja-

stereo image is "phasey"

cent channels are connected normally but the bridg-

sounding in one room

ing switch is set to the "Bridged" position, the two

 

speakers will play out of phase with each other.

 

The loudspeakers are wired out of phase. Reverse

 

the connections at the back of one speaker.

 

 

A speaker connected to a

Check that the bridging switch is "On".

bridged pair of amplifier

 

channels sounds weak

 

 

 

TROUBLESHOOTING GUIDE

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Contents Systems Integration Amplifier Congratulations Table of ContentsSI-1230 IntroductionFeatures and Benefits Independent Level Controls Status Display for TroubleshootingTurn-On Modes Automatic ProtectionSystem Design Basics-Assigning Rooms to Zones Applications and System Design ConsiderationsApplications Advantages of using the SI-1230 in a Single Zone SystemApplications and System Design Considerations Using Level Controls as LimitersAdding More than Two Surround Sound Speakers Using Mono For Smoother CoverageApplications and System Creating a Low-Cost Second Zone Using a Dedicated SourceAdding Preamps to Create More Listening Zones SI-1230Surround Sound in Two Rooms Sample Configuration Worksheet Configuring Your SystemPlacement Installation ConsiderationsTurn-On Modes Front and Rear Panel Details Gauge 6’ AC power cord Speaker Compatibility Tech TIP Cable and WireBridging Two Channels into One InstallationConnect the speaker wires to BusMatrixTM Input Switch SettingMove only ONE switch to the on position for each channel Make sure that the odd numbered inputControl Output Setting the Turn-On Mode SwitchLabel all wires Speaker Wire ConnectionsConnector Banana plug to the black terminalLine Level Audio Inputs Label all of the interconnectingCascade Audio Outputs RCA plug into the amplifier’s jacksCorrectly grounded 120V 60 Hz wall AC Power PlugOutlet OutletsOperation Cleaning and Maintenance No sound on one channel Troubleshooting GuideNo sound on some or all ChannelsNormal volume cannot be Normal volumesStereo image is phasey Amp will not turn onConfiguration Worksheet Continuous Power Output FTC Rated SpecificationsNiles Audio Corporation
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SI-1230 specifications

The Niles Audio SI-1230 is a standout model in the world of multi-channel amplifiers, designed to deliver outstanding audio performance for both home theater and whole-house audio systems. This amplifier is noted for its exceptional power, advanced features, and reliability, making it an ideal choice for audiophiles and professional installers alike.

One of the main features of the SI-1230 is its robust power output. The amplifier delivers 30 watts per channel across all 12 channels. This consistent output ensures that every speaker in a multi-room setup receives adequate power, resulting in clear and dynamic sound reproduction. The SI-1230 is capable of driving a variety of speaker configurations, accommodating different layouts and preferences.

Another key characteristic of the SI-1230 is its incorporation of advanced technologies that enhance performance and ease of use. The amplifier features a high-performance, Class D design. Class D amplification is known for its efficiency, allowing the SI-1230 to maintain high output levels while minimizing heat generation and reducing power consumption. Additionally, this design ensures a compact form factor, making it easier to integrate into various environments.

The product also supports multiple input options, including both balanced and unbalanced connections. This versatility ensures compatibility with a wide range of audio sources, such as CD players, streaming devices, and home theater processors. The SI-1230 is equipped with a signal-sensing input that allows it to automatically power on and off, providing a convenient solution for energy conservation.

In terms of build quality, the Niles Audio SI-1230 is constructed with durable materials designed for longevity. It has a sleek design that can fit seamlessly into any home or commercial setting.

Moreover, it includes protection features to prevent overheating, short circuits, and power surges, which enhances its reliability. The amplifier also provides extensive control options allowing users to adjust settings as needed for optimal performance.

In summary, the Niles Audio SI-1230 is a powerful, efficient, and versatile multi-channel amplifier. Its combination of advanced technology, robust audio output, and user-friendly features makes it an excellent choice for enhancing audio experiences in both residential and commercial environments. Whether for a home theater setup or a multi-room audio system, the SI-1230 stands out as a reliable solution for high-quality sound reproduction.
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