8
5. Troubleshooting
Having a problem, check the items below. After that, if still a problem – contact your dealer,
look for updates at www.soundmatters.com, or contact soundmatters tech support.
1) No sound
a. Check that MAIN power switch is on
b. Check that cables are connected at both ends – check both the AC cord and
the source cable.
c. Confirm that you have playback on the rest of your system.
2) Buzzes with sound playing
a. Make sure that the SUBstage is on a flat surface or is level.
b. Make sure that the extended front or back woofer movement isn’t touching anything,
such as the cables.
c. Make sure the nuts on the leveling feet are tightened.
d. Reduce level.
3) Buzzes or hums when no sound is playing
a. Check cable connections
b. Replace bad cable
4) Cabinet wants to move or “walk”
a. Make sure that rubber feet are attached.
b. Provide additional pressure to weight down the cabinet
c. Reduce level.
5) Not loud enough
a. Increase level on back, but first, make sure you’ve completed the phase adjustment
on pages 6 and 7.
b. Move EQ switch to “+3dB” position
c. Move closer to a wall or corner
d. Add an additional SUBstage to the system
6) Distorts
a. Confirm that cabinet is level
b. Reduce volume
7) Too much Bass
a. Reduce level
b. Slightly adjust crossover point counter clockwise
c. Move EQ switch to “O” position
d. Move away from the corner or wall
8) Sound cuts out
a. Confirm that cables are firmly connected
b. Reduce level
9) Transition between main speakers and SUBstage seems weak
a. Increase crossover point by turning clockwise
10) Hear a thump on initial turn-on or during the startup of a DVD
a. This is normal
5
c. Optional Mounting Kits
• Décor Display Pedestal
Turns the SUBstage into an elegant work of art. Includes heavy steel stand and cosmetic grilles
(adds symmetry and hides controls). Instructions are included with the kit.
• Wall Mount Kit
Includes wall and product mounting rails to secure the SUBstage to wall stud(s).
2. Connections
Signal Connection
MAINstage Original or Dialog models
Connect Red RCA
(white dangles) to
SUBstage RCA
input (white) from
sub output
digital 2
digital
analog
digital 1
analog 2
sub
level
L
R
sens
low hi
sub
out
analog 1
Stereo 1/8" Mini-jack to RCA pair,
use RIGHT (red) channel only
original MAINstage Connection Panel
SUBstage Connection Panel
MAINstage “Sub Out”
1/8" Mini-jack Out
SUBstage
RCA Input
Don’t use
LEFT (white)
RCA
MAINstageHD Connection Panel
Stereo 1/8" Mini-jack to RCA pair,
use LEFT (white) channel only
SUBstage Connection Panel
MAINstageHD “Sub Out”
1/8" Mini-jack Out
SUBstage
RCA Input
Don’t use
RIGHT (red)
RCA
Amplifier or Receiver
Connection Panel
Subwoofer
Output
Subwoofer
RCA Output
Stereo 1/8" Mini-jack to RCA pair,
use LEFT (white) channel only
SUBstage Connection Panel
SUBstage
Mini Input
Don’t use RIGHT (red) RCA
Stereo 1/8" Mini-jack to RCA pair,
use LEFT (white) channel only
Y-adapter (Stereo RCA pair
to Mono RCA female)
Don’t use
RIGHT (red) RCA
Amplifier or Receiver
Connection Panel
Preamp
Output
L
R
Variable RCA Output
(i.e., TV audio or preamp)
SUBstage Connection Panel
SUBstage
Mini Input
Amp/Receiver with SUB Output
Connect Left
(white) RCA out
to SUBstage
mini-jack (brown)
from sub output.
MAINstage HD or other models
Connect White RCA
(red dangles) to
SUBstage RCA
input (white) from
sub output
Amp/Receiver with Variable RCA Output (not Tape/Rec Out)
Convert the stereo
RCA out to a single
RCA using a “Y”
adapter (available
from your local
electronics retailer)
then connect to
SUBstage mini-jack
input (brown) from
sub output.
