SpeakerCraft SC12-30 Installation Manual Download Page 2 | Manualshive

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SpeakerCraft SC12-30 Installation Manual Download Page 2

www.SpeakerCraft.com

Thank you for purchasing the SpeakerCraft SC12-30, one of the most versatile
and powerful multi-channel amplifiers ever offered. Like all SpeakerCraft
products, the SC12-30 is built to the highest standards of quality and reliability.
With proper installation and operation, you’ll enjoy years of trouble-free use.

TABLE OF CONTENTS

introduCtion

4

features and Benefits

5

sYsteM design BasiCs

7

sYsteM design Considerations

9

appliCations

11

Configuring Your sYsteM

15

installation Considerations

16

front and rear panel details

18

installation

20

operation

25

trouBleshooting guide

27

speCifiCations

29

Configuration WorKsheet

30

CONGRATULATIONS!

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Summary of Contents for SC12-30

Page 1: ...SC12 30 Multi Channel Amplifier installation guide...

Page 2: ...lity and reliability With proper installation and operation you ll enjoy years of trouble free use TABLE OF CONTENTS INTRODUCTION 4 FEATURES AND BENEFITS 5 SYSTEM DESIGN BASICS 7 SYSTEM DESIGN CONSIDE...

Page 3: ...onnect the power supply cord plug from the AC receptacle 17 The power supply cord sometimes referred to as the Mains Plug is used as the disconnect device and shall remain accessible and operable at a...

Page 4: ...eliver the power and fidelity you demand whether you need a couple of channels for stereo or you want to distribute music throughout your home When SpeakerCraft set out to develop the custom installat...

Page 5: ...dvanced PCB construction ensuring extremely high channel to channel isolation Signal to noise ratios and cross talk are equivalent to a professional mixing board found in a recording studio With the S...

Page 6: ...igger Audio Sense and External Voltage trigger modes enable you to configure the SC12 30 to interface with any kind of system and turn on automatically Automatic Protection Each channel has independen...

Page 7: ...listening zone can consist of a single room or a group of rooms To achieve different volumes and greater convenience in different rooms within a zone individual volume controls can be used SpeakerCra...

Page 8: ...eir family room wired for surround sound and their living room wired for background music In a two zone system the children can watch TV in surround sound while Mom and Dad are reading the paper and e...

Page 9: ...ion Considerations on page 16 When designing your system try to specify 6 8 ohm speakers SpeakerCraft offers a complete line of inwall in ceiling outdoor and home theater loudspeakers with all models...

Page 10: ...wer There are several situations where bridging is an excellent way to improve the sound There are also applications where bridging would seem to be appropriate but is not recommended Bridging channel...

Page 11: ...a robust 30 watts to each speaker in your multi room system as shown in Figure 3 Each channel of the SC12 30 has its own level control so you can compensate for architectural differences that create s...

Page 12: ...a second listening zone as shown in Figure 4 In addition in this example high power is supplied to the patio stereo speakers by bridging channel pair 9 and 10 for the left speaker and bridging channe...

Page 13: ...s are then routed to the appropriate amplifier channels via dip switch settings creating completely independent listening zones Multi Zone systems enable listeners located in the separate zones to sim...

Page 14: ...hese dedicated input signals are then routed to the appropriate amplifier channels via dip switch settings creating completely independent listening zones Multi Zone systems enable listeners located i...

Page 15: ...ed out according to the block diagram on page 10 BUS INS OUTS CONNECTED TO CH BRIDGED DIP INPUT SOURCE SPEAKER MODE SETTINGS IN USE SPECIAL Left Main Bus Right Main Bus Cascade Output Constant Audio S...

Page 16: ...sensing circuitry looks for a signal present at any of the audio inputs If it detects a signal the adjacent pair of amplifier channels i e channel 1 2 3 4 etc assigned to receive the input signals wi...

Page 17: ...chassis 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 SC12 30 The SC12 30 is equipped with...

Page 18: ...BRIDGED BRIDGED 5 6 LEVEL BUS USE CH 6 WHEN BRIDGED BRIDGED 4 MINIMUM 8 MINIMUM IN BRIDGED MODE CLASS II WIRING 6 BUS L R L R 5 L R L R 6 7 LEVEL BRIDGED B 7 BUS USE CH 8 WHEN BRIDGED BRIDGED 4 MINIMU...

Page 19: ...EPLACE WITH SAME TYPE AND RATING FUSE 100 120V T10AL 250V FUSE 100 120V 220 240V 220 240V T5AL 250V This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditi...

Page 20: ...plifier channels in bridged mode connect the input cable to the even numbered amplifier input jack Connect outputs from your sources to inputs on the amplifier Never connect a source or preamplifier s...

Page 21: ...k at the end of the amplifier s binding post Dual banana plugs will fit the binding post STEP DESCRIPTION 1 Label all wires If you label the wires for their destination rather than which terminal of t...

Page 22: ...r Left L Right R or Mono L R To assign the channel s dedicated input select the fourth switch Only ONE switch should be selected to the ON position STEP DESCRIPTION Move only ONE switch to the ON posi...

Page 23: ...nction box to the output of a bridged channel pair These connections to a bridged channel pair will result in either thermal shutdown or poor quality sound 3 Use the EVEN NUMBERED input DIP switch and...

Page 24: ...s present only when the amplifier is active or on When the amplifier turns off the 12V signal is off TURN ON MODE AUDIO SENSE CONSTANT 3 30V AC DC TRIGGER INPUT Slide the switch with either your finge...

Page 25: ...s in the OFF position Power LED The power LED indicates that the AC cord is plugged into a working AC power receptacle and that the power switch is in the On position Bicolor Status LED The bicolor St...

Page 26: ...setting 3 Play a loud radio station with the tuner set to Mono 4 Raise the volume of your preamplifier or receiver SLOWLY if you hear any sound lower the volume and recheck that all of your amplifier...

Page 27: ...small room It is possible even if you are not a teenager to turn the volume so high that the amplifier runs out of power This creates clipping distortion Clipping distortion can be first detected in t...

Page 28: ...other speaker Audio cable to dedicated input is bad Connect the non working channel input to another cable that is known to be good Bridging Switch is in the wrong position Check your configuration wo...

Page 29: ...es BusMatrix DIP switches are not in the correct positions Check your configuration worksheet and verify all settings Normal volume cannot be reached One of the internal amplifier fuses is blown Retur...

Page 30: ...duct provided under this warranty This Warranty will be void if the Serial Number on the product has been removed tampered with or defaced the product was not purchased from an authorized dealer or re...

Page 31: ...l into 4 Ohms all channels driven Continuous Average Power Output Bridged 80 watts RMS per channel into 8 Ohms Frequency Response 20Hz to 20kHz 0dB 3dB Signal to Noise Ratio 20Hz to 20kHz unweighted 8...

Page 32: ...o set forth all technical and other specifications Designed and engineered in the USA 10001834 Rev A 1 8 0 0 S o u t h M c D o w e l l B l v d P e t a l u m a C A 9 4 9 5 4 1 7 0 7 7 7 8 5 7 3 3 1 8 0...

Page 33: ...Blank no page no print...

Page 34: ...aft Size 8 5 x 11 print pdf SpeakerCraft Installation Guide SC12 30 32 pages 1 1 color black only Final print pdf Rev A English ONLY 09 02 2014 Format 5 5 x 8 5 open format 8 5 x 11 Questions Juergen...

Page 35: ...P N 10001834 Rev A 09 2014...

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