Niles SI-1230 - Manuals

Independent Level Controls Each channel has its own independent level control enabling you to adjust thevolume settings for twelve different speaker locations. Each speaker can beadjusted for its location and who uses it! Turn-On Modes The SI-1230 features three turn-on modes: 1. Manual turn-on via ...

9 APPLICA TIONS AND SYSTEM DESIGN CONSIDERA TIONS Creating a Low-Cost Second Zone Using A Dedicated Source The biggest problem in a single zone system is that when the TV is in use in oneroom, you cannot listen to music in another room. For a listener who only listensto CD’s it is possible to create...

Adding Preamps to Create More Listening Zones In the ultimate multi-zone system you would connect six stereo preamplifiers (ora single component multi-zone or matrix preamp) to one SI-1230 and create sixcompletely independent stereo systems. A system like this allows six people tosimultaneously list...

CONFIGURING YOUR SYSTEM 12 CONFIGURING YOUR SYSTEM Because the SI-1230 offers so many configuration possibilities it is important toplan carefully before you install it. Draw a block diagram of your system and usethe Configuration Worksheet on page 29 to record how you plan to connect yourSI-1230. H...

13 INST ALLA TION CONSIDERA TIONS INSTALLATION CONSIDERATIONS Placement Place the SI-1230 on a flat, level surface like a table or shelf. It should be placedupright so that its weight rests on the unit’s four feet. PLACING THE WEIGHT OFTHE AMPLIFIER ON THE REAR OR FRONT PANEL FOR EVEN AN INSTANT WIL...

18 Cable and Wire Because the SI-1230 has so many connections on the back panel it is very impor-tant that you label all the input cables and speaker wires. If you label the cablesand wires for their destination or source, rather than which terminal of the SI-1230they are connected to, it will be ea...

INSTALLATION CAUTION! ALL CONNECTIONS AND REAR PANEL SWITCH SETTINGSSHOULD BE MADE WITH THE AMPLIFIER’S FRONT PANEL MASTER POWERSWITCH OFF. Bridging Two Channels into One The SI-1230's bridging switches allow you to create a more powerful amplifierchannel by combining or "bridging" two adjac...

Bridging Two Channels Into One (continued) BusMatrix TM Input Switch Setting Each channel has a dedicated BusMatrix DIPswitch that assigns that channel’s source. Toassign a signal from the Main Bus Input, selectone of the first three switches which will giveyou either Left (L), Right (R) or Mono (L+...

22 Speaker Wire Connections CAUTION! All speaker wire connections must be made with the amplifier Off. STEP 1. Label all wires. 2. Connect one stripped wire end or banana plug to the black terminaland one to the red terminal. CAUTION- Avoid even a single strandof wire touching the chassis or another...

23 INST ALLA TION Line Level Audio Inputs CAUTION! THE AMPLIFIER MUST BE OFF WHENEVER YOU MAKE CHANGES TO THE INPUT CONNECTIONS. Cascade Audio Outputs The " Cascade Audio Outputs " enable you to connect another amplifier to your preamplifier output. The connectors are gold-plated RCA phono j...

AC Power Plug STEP Plug the attached 2 prong plug into acorrectly grounded 120V 60 Hz walloutlet. CAUTION! Do not plug the amplifier'scord into a preamplifier’s convenienceoutlets. DESCRIPTION If you use a grounded power strip, surgesuppressor or extension cord, verify thatproper ground is maintaine...

25 OPERA TION OPERATION Power LED The power LED indicates that the AC cord is plugged into a working AC powerreceptacle and that the power switch is in the "On" position. Active LED The rear panel turn-on mode switch determines when and how the amplifier willturn on. The "Active" LED...

27 TROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE When there is a problem consult this guide first. If the problem persists, or youhave additional questions, call your local Niles dealer or call Niles TechnicalSupport at 1-800-289-4434. The most common problems relate to hook up. SYMPTOM No sound on on...

Have your configuration worksheet handy when you call. TROUBLESHOOTING GUIDE (continued) SYMPTOM Hum from all of the speakers Amp will not turn on Sound is distorted on oneor all of the channels atnormal volumes Normal volume cannot bereached Bass sound is weak and thestereo image is "phasey"...

CONFIGURA TION WORKSHEET 29 BUS INS & OUTS CONNECTED TO Left Main Bus Right Main Bus Cascade Output CH # BRIDGED DIP INPUT SOURCE SPEAKER 1 2 3 4 5 6 7 8 9 10 11 12 MODE SETTINGS IN USE SPECIAL CONNECTIONS OR NOTES Constant Audio Sense Voltage Trigger Control Output CONFIGURATION WORKSHEET For e...

SPECIFICATIONS Design Principle Linear voltage/current amplification. Continuous Power Output (FTC Rated) (unbridged, all channels driven) 30 watts per channel RMS at 8 ohms and 37 watts per channel RMS at 4 ohms. Bridged Power Output (Two channels bridged, all channels driven) 80 watts per channel ...