Q Acoustics 2000i serues, User Manual And Product Specifications

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Setting Up and Use
Auto Power On:
This feature enables you to switch the main system on
the problem cannot be easily remedied we recommend trying the LOW
and off without having to remember to switch the subwoofer on and off as
setting of the sensitivity switch to see if that allows the sub-woofer to enter
well.
standby.
If there is no signal input, after a few minutes the subwoofer will
Although the subwoofer can be safely left in standby mode indefinitely, if
automatically power down into Standby mode. This is indicated by the
you are going to be absent from home for a long period, we advise that
POWER light on the rear panel changing to red. As soon as the
the unit is switched off at the ON/OFF switch.
subwoofer senses an input it will automatically switch into operational
The 2070Si Subwoofer also has a fail safe heat protection system. If the
mode and the power light will again glow green. Some types of music
amplifier overheats it will shut down momentarily and then resume
and some TV channels have very little low frequency information in the
operation. If this occurs check that the ventilation holes on the control
audio signal in which case the subwoofer may not automatically switch
panel are not covered and that the sub-woofer is not placed too close to a
out of standby even though sound is coming from the other speakers in
source of heat such as a radiator.
the system. If this happens then the threshold can be adjusted to make
Using Multiple Subwoofers:
Your 2070Si sub-woofer includes a Line
the unit more sensitive by setting the auto-on sensitivity to HIGH. Under
output connection called “Chain out”. In systems where more than one
some circumstances however this setting may make the sub-woofer stay
sub-woofer is used this allows the signal to be daisy chained to another
on at all times, this is due to the small amount of noise which will normally
one or more sub-woofers. This is just a convenience feature which is an
be present from the main system amplifier. This noise should disappear
alternative to using a “Y-Adaptor” at the amplifier output. Please note that
when the amplifier is set to standby, thus allowing the subwoofer to turn
the signal is a straight pass-through and so all sub-woofers must be set-
off again. If the sub-woofer remains on even when the main amplifier is
up independently using their controls as normal.
turned off then we recommend you leave the sensitivity switch at MED,
the loss of bass will be almost undetectable due to the characteristic
The following section is divided between home cinema installation and
response of human ears.
standard stereo installation. Please refer to the relevant section for your
system.
If the level of noise produced by the amplifier is higher than normal, or the
connection cables are picking up hum from nearby power cables, the
sub-woofer may remain on even when no sound is playing. If hum is
noticeable from the subwoofer then you should try moving the cables to
reduce the hum pick-up or try a different cable/s. In circumstances where
2070Si Subwoofer - Operation