Page 2 - TABLE OF CONTENTS
WWW.NILESAUDIO.COM Thank you for purchasing the Niles SI-1650, one of the most versatile and powerful multi-channel amplifiers ever offered. Like all Niles products, the SI-1650 is built to the highest standards of quality and reliability. With proper installation and operation, you’ll enjoy years o...
Page 3 - NILES AUDIO CORPORATION; 6 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS; IMPORTANT SAFETY INSTRUCTIONS
NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 3 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS IMPORTANT SAFETY INSTRUCTIONS 1. Read these instructions. 2. Keep these instructions. 3. Heed all warnings. 4. Follow all instructions. 5. Do not use this apparatus near water. 6. Clean only w...
Page 4 - INTRODUCTION
4 WWW.NILESAUDIO.COM INTRODUCTION SI - 1650 We call the SI-1650 a Systems Integration Amplifier because it is a power amplifier specifically designed to solve the problems of interfacing with different brands and models of equipment, different acoustic environments in different rooms, and different ...
Page 5 - FEATURES AND BENEFITS; REAL WORLD POWER; FREEDOM FROM NOISE AND CROSS-TALK; IP CONFIGURABLE BUSMATRIXTM SELECTOR
5 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS FEATURES AND BENEFITS REAL WORLD POWER The SI-1650 is 16-channel amplifier configurable to deliver a solid 50 watts per channel RMS into 8 ohms or 100 watts per channel RMS into 8 ohms using a...
Page 7 - SYSTEM DESIGN BASICS; Family Room; Figure 1; Cable; LCD; Listening Zone 1
7 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS SYSTEM DESIGN BASICS As shown in Figure 1, a distributed audio/video system is defined by the number of listening zones it has. Within a listening zone you can listen to only one source (e.g. ...
Page 8 - Figure 2
8 WWW.NILESAUDIO.COM SYSTEM DESIGN BASICS CONTINUED... A MultiZone system as shown in Figure 2, offers the household more flexibility. For instance, a family might have their family room wired for surround sound and their living room wired for background music. In a two zone system, the children can...
Page 9 - SYSTEM DESIGN CONSIDERATIONS; CABLE AND WIRE
9 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS SYSTEM DESIGN CONSIDERATIONS CABLE AND WIRE Because the SI-1650 has many connections on the rear panel (see page 32 & 33), it is important that you correctly label all of the input cables ...
Page 10 - These are some of the most common DOs and DON’Ts:; — Sound dissipates faster outside than it does in a room
10 WWW.NILESAUDIO.COM SYSTEM DESIGN CONSIDERATIONS CONTINUED... CREATING HIGH POWER AMPLIFIER CHANNELS FOR AREAS THAT REQUIRE MORE VOLUME AND POWER All of the odd numbered amplifier channels of the SI-1650 (channels 1, 3, 5, 7, 9, 11, 13, and 15) include a power output of 50 or 100 watts that is sel...
Page 11 - SPEAKER COMPATIBILITY
11 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS SYSTEM DESIGN CONSIDERATIONS CONTINUED... SPEAKER COMPATIBILITY Any SI-1650 amplifier channel configured to the 50 watt mode is capable of driving a 4 ohm impedance speaker load. No more than...
Page 12 - Single Zone
12 WWW.NILESAUDIO.COM APPLICATIONS ADVANTAGES OF USING THE SI-1650 IN A SINGLE ZONE SYSTEM When you connect the preamplifier outputs of your stereo receiver or stereo preamplifier to the SI-1650 BusMatrix™ you dedicate a robust 50 watts to each speaker in your multi-room system. The SI-1650 has an I...
Page 13 - APPLICATIONS; USING A DUAL-ZONE RECEIVER FOR TWO LISTENING ZONES; Figure 4; Zone 1
13 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS APPLICATIONS USING A DUAL-ZONE RECEIVER FOR TWO LISTENING ZONES Most of today’s Audio Video Receivers include a second zone preamplifier output to create a second listening zone. Using this o...
Page 14 - M u l t i Z o n e R e c e i v e r; Figure 5
14 WWW.NILESAUDIO.COM APPLICATIONS EXPANDING A MULTIZONE SYSTEM TO INCLUDE MORE ROOMS Many MultiZone systems incorporate multiple rooms within a single zone. The SI-1650 BusMatrix™ Input simplifies the connections required for this system design. As shown in Figure 5, a Niles ZR-6 MultiZone Controll...
Page 15 - ADDING PREAMPS TO CREATE MORE LISTENING ZONES; Figure 6
15 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS APPLICATIONS ADDING PREAMPS TO CREATE MORE LISTENING ZONES In the ultimate MultiZone system, you connect individual stereo preamplifiers (or a single component multi-zone/multi-source preampl...
Page 16 - CONFIGURING YOUR SYSTEM; Here is an example filled out.
16 WWW.NILESAUDIO.COM CONFIGURING YOUR SYSTEM Because the SI-1650 offers so many configuration possibilities it is important to plan carefully before you install it. Draw a block diagram of your system and use the Configuration Worksheet on page 41 to record how you plan to connect your SI-1650. Her...
Page 17 - Windows XP; then select properties.; Windows 7; and then select Properties.
17 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS CONFIGURING YOUR SYSTEM The SI-1650 includes a Configuration and Setup Tool that provides easy access to the all essential features of the amplifier using the web browser on a laptop, PC, iPa...
Page 19 - CONFIGURATION AND SETUP TOOL; The factory default IP address of the SI-1650 is; NETWORK SETTINGS MAIN SELECTION; FIGURE 8
19 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS CONFIGURATION AND SETUP TOOL Open the Configuration and Setup Tool Using a Web Browser. Once a direct Ethernet or local area network connection is made, use the web browser included with your...
Page 20 - FIGURE 9
20 WWW.NILESAUDIO.COM CONFIGURATION AND SETUP TOOL AMPLIFIER CONFIGURATION MAIN SELECTION Choose the Amplifier Configuration main selection and the Input/Channel Names sub selection page is displayed. The Channel Power, Turn On Mode and Signal Routing sub selections are also displayed for selection ...
Page 22 - Mode you wish to use, Audio Sense, Voltage Trigger or Constant On.
22 WWW.NILESAUDIO.COM CONFIGURATION AND SETUP TOOL AMPLIFIER CONFIGURATION MAIN SELECTION – TURN ON MODE SUB SELECTION Choose the Turn On Mode sub selection and the Turn On Mode page is displayed. Refer to page 28 for more details on the three available turn on modes. 1. Select one of three availabl...
Page 23 - Even numbered channels are listed inactive if their adjacent odd
23 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS CONFIGURATION AND SETUP TOOL AMPLIFIER CONFIGURATION MAIN SELECTION – SIGNAL ROUTING SUB SELECTION Choose the Signal Routing sub selection and the Signal Routing page is displayed. All 16 amp...
Page 25 - If an odd numbered channel is set to 100 watts, it even numbered
25 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS CONFIGURATION AND SETUP TOOL EQUALIZATION MAIN SELECTION – MANUAL EQ SELECTION Choose the Manual EQ sub-selection and the Manual EQ page is displayed. The amplifier channels are included in a...
Page 27 - to a new browser window.
27 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS CONFIGURATION AND SETUP TOOL UTILITIES MAIN SELECTION – GENERATE REPORT SUB SELECTION Choose the Generate Report sub selection and the Generate Report page is displayed. 1. Select Generate Re...
Page 28 - INSTALLATION CONSIDERATIONS; Constant; – The auto turn-on circuitry is off. The front panel master power; Audio Sense; – The master switch on the front panel must be in the “On”
28 WWW.NILESAUDIO.COM INSTALLATION CONSIDERATIONS TURN-ON MODES Automating the turn-on of your SI-1650 is one of the easiest steps when installing it in a distributed system. However, do not plug the main power cord into the switched AC outlet of your preamplifier or receiver. The high power design ...
Page 30 - ). Place the SI-1650 so that there is at least 5” of free air
30 WWW.NILESAUDIO.COM INSTALLATION CONSIDERATIONS PLACEMENT Place the SI-1650 on a flat, level surface like a table or shelf. It should be placed upright so that its weight rests on the unit’s four feet. PLACING THE WEIGHT OF THE AMPLIFIER ON THE REAR OR FRONT PANEL FOR EVEN AN INSTANT WILL RESULT I...
Page 31 - INSTALLATION; CASCADE AUDIO OUTPUTS; STEP
31 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS INSTALLATION BUS MATRIX™ LINE LEVEL AUDIO INPUTS CAUTION! THE AMPLIFIER MUST BE OFF WHENEVER YOU MAKE CHANGES TO THE INPUT CONNECTIONS. STEP DESCRIPTION 1. Label all of the interconnecting ca...
Page 32 - Factory Default
32 WWW.NILESAUDIO.COM INPUT SPEAKER OUT SPEAKER OUT LINE OUT INPUT LINE OUT 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 1 2 3 4 5 6 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 9 10 11 12 13 14 15 16 Niles Audio, Carlsbad, California, USA Designed and Engineered in the USA. Made in China. 16 100-120 / 220-240...
Page 33 - 6 gauge 6’ AC power cord.
33 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS INPUT SPEAKER OUT SPEAKER OUT LINE OUT INPUT LINE OUT 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 1 2 3 4 5 6 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 9 10 11 12 13 14 15 16 Niles Audio, Carlsbad, ...
Page 34 - SPEAKER WIRE CONNECTIONS; ALL SPEAKER WIRE CONNECTIONS MUST BE MADE WITH THE AMPLIFIER OFF.
34 WWW.NILESAUDIO.COM INSTALLATION SPEAKER WIRE CONNECTIONS CAUTION! ALL SPEAKER WIRE CONNECTIONS MUST BE MADE WITH THE AMPLIFIER OFF. Bare Wire Unscrew the red or black plastic knob, insert the bare wire end into the opening, and then tighten the knob until the wire is securely clamped Banana Plugs...
Page 35 - THE CONTROL OUTPUT; Check the requirements of the device you want
35 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS INSTALLATION THE CONTROL OUTPUT This terminal provides a 12V DC signal suitable for triggering Niles automated switchers, some motorized screens, some electric curtain controls, etc. This vol...
Page 36 - EQUIPMENT IS NOT COMPLETELY DISCONNECTED FROM MAIN POWER SOURCE; POWER LED
36 WWW.NILESAUDIO.COM OPERATION POWER SWITCH The front panel switch is a master or “vacation” power switch. No matter which turn-on mode you have selected, the master power switch will turn off all cir-cuitry including the sensing circuitry. If you will not be using the amplifier for an extended per...
Page 37 - OPERATION
37 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS OPERATION LISTENING AT HIGHER VOLUMES Fifty watts is enough power to play a conventional speaker in a normal sized room loudly enough to completely drown out conversation. Even at levels like...
Page 39 - TROUBLE-SHOOTING GUIDE; CUSTOMER SERVICE HOURS; p r o d u c t su g g est i o ns@ni l es a u d i o.c o m
39 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS TROUBLE-SHOOTING GUIDE Symptom Possible Causes and Test Procedure Sound is distorted on one or all of the channels at normal volumes Check your configuration worksheet and verify all settings...
Page 40 - Detail; Digital, high current bridgeable multi-channel amplifier; SPECIFICATIONS
40 WWW.NILESAUDIO.COM Detail SI-1650 Design Principle Digital, high current bridgeable multi-channel amplifier Continuous Average Power Output 50 watts RMS per channel into 8 Ohms , 100 watts RMS per channel into 4 Ohms Continuous Average Power Output Bridged 100 watts RMS per channel into 8 Ohms Fr...
Page 41 - CONFIGURATION WORKSHEET
41 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS CONFIGURATION WORKSHEET For ease of use, the Configuration Worksheet can be enlarged on a photocopier. Channel Names and Configurations Channel 1 Name Signal Route Power: o 50W o 100W Loudnes...
Page 42 - LIMITED WARRANTY
42 WWW.NILESAUDIO.COM LIMITED WARRANTY Niles Audio Corporation (“NILES”) warrants to the original retail purchaser only that this product will be free of manufacturing defects in material and workmanship for the following periods and subject to the limitations and exclusions set forth below: Lifetim...
Page 43 - NOTES
43 NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 1-760-710-0992 16 CHANNEL, FULLY CONFIGURABLE POWER AMPLIFIERS NOTES _______________________________________________________________________ _______________________________________________________________________ _________________________________________...
Page 44 - 6 9 0 C o r p o r a t e C i r c l e , P e t a l u m a , C A 9 4 9 5 4
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