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User's Manual

Subwoofer Installation Instructions

Mounting points

The rear panel has six threaded holes 

that allow for three different mounting 

methods.

Horizontal position

In this position, the subwoofer's longest 

side is horizontal. Two brackets are sup-

plied for this mounting option.

With the help of an assistant, 

gently turn the subwoofer on its 

side, and secure the brackets to 

holes 

2

 and 

5

 with the supplied 

thumbscrews.

Always use the brackets 

when the subwoofer is in 

this position, otherwise the 

subwoofer may tip over.

Flat on its back

In this postion, the subwoofer is flat 

on its back with the woofers pointing up. 

Four cylindrical feet and screws are sup-

plied for this purpose.

With the help of an assistant, gently 

turn the subwoofer over, and secure the 

feet to holes 

2

3

4

, and 

5

 with the sup-

plied screws.

1

5
6

4

3

18

Summary of Contents for Subrosa SRS-210R

Page 1: ......

Page 2: ...laced upon or against them paying particu lar attention to cords at plugs convenience receptacles and the point where they exit the apparatus 13 Non use Periods The power cord of the apparatus should...

Page 3: ...gurations 14 Adjusting the Controls 17 Specifications 18 Subwoofer Installation Instructions 19 Troubleshooting Guide 21 Limited Warranty 23 Service Assistance 23 For more information on this and othe...

Page 4: ...fre quency adjustment 35 to 100 Hz Continuously variable volume level Soft clipping circuit allows graceful overload and prevents speaker damage due to clipping Gold plated inputs and outputs Subwoof...

Page 5: ...ment range of the driv ers creates greater air pressure inside the box than a conventional subwoofer Therefore the drive amplifier must be much more powerful than an ordinary subwoofer amplifier In fa...

Page 6: ...alizer Authority This control s primary purpose is to adjust the EQ Authority During normal listening you can adjust the overall EQ from none ccw 0 to fully equalized cw 100 For example if your first...

Page 7: ...ch cords to the line level outputs of your receiver or preamp If your preamplifier or receiver has a single sub LFE output connect it to the sub amplifier s left input jack see page 14 There is then n...

Page 8: ...output and connects to the positive red post of your subwoofer The black post is the negative and connects to the negative black post of your subwoofer The posts can accept bare wire spade terminals a...

Page 9: ...ing vents and radiators To prevent fire or shock do not expose the amplifier or subwoofer to rain or moisture If fluid or a for eign object should enter either unit immediately turn off the power and...

Page 10: ...heard in the speakers Choose reliable high quality inter connect cables also called patch cords or RCA cables They should be fully shielded and as short as possible for the job The longest cable in yo...

Page 11: ...em a bit odd but it is based on solid principles of acoustic physics 1 Start by placing the subwoofer right on the seat of your favorite couch or easy chair with the woofers fac ing upwards Position i...

Page 12: ...Please turn off any noisy machinery including heating or cooling systems during this process Room Equalization Procedure Have the kids play in the backyard and give the dog a treat to stop him barking...

Page 13: ...for each band so adjusting it for one band does not alter the adjustment for the other bands First you should follow the Automatic EQ procedure so the subwoofer will adjust for the room effects Then...

Page 14: ...ith a sub LFE output can be con nected in the same way The subwoofer will play the low fre quency range and the other speakers will play the frequency range deliv ered to them by your main amplifier I...

Page 15: ...n for example has loads of L R bass information If this is not preserved the bass in these scenes sounds anemic The Sunfire subwoofer utilizes differential gain on the left and right inputs to retain...

Page 16: ...y the frequency range above the subwoofer s fixed high pass crossover point The signals coming out of the high pass outputs are not affected by any of the controls They are just a copy of the signals...

Page 17: ...el meter The Radio Shack SPL meter will do fine as will the Stereophile test CD Step 1 Disconnect the subwoofer and run the main speaker with a tone in its passband 80 100Hz Measure the level Step 2 D...

Page 18: ...gently turn the subwoofer on its side and secure the brackets to holes 2 and 5 with the supplied thumbscrews Always use the brackets when the subwoofer is in this position otherwise the subwoofer may...

Page 19: ...re used as guides to fitting the corresponding rubber cups to the wall 7 Move the subwoofer to one side and remove the two conical strik ers They are no longer needed but keep them in a safe place 8 D...

Page 20: ...con trol fully clockwise 0 75 Vrms from right input with volume control at 0 dB 200 mVrms volume control fully clockwise Input Impedance 30 k for Line Level inputs 56 k for Hi Level inputs 40 k for XL...

Page 21: ...reamplifier or receiver s sub output is turned on Some systems only have a sub output signal when the front speakers are set to small If the preamplifier s subwoofer LFE output has an adjustable cross...

Page 22: ...follows Disconnect all cables which come from outside the room such as cable TV satellite TV or roof top antennas Make sure that they are disconnected where they first enter the room so they are maki...

Page 23: ...hall not in any event include property or any other incidental or consequential dam ages which may result from the failure of this product Some states do not allow limitations on how long an implied w...

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