Operating Elements - MB QUART QB250 BMW1 User Manual

ENG

OPERATINg ELEMENTS

INPUT SENSITIVITY
The.input.sensitivity.can.be.adjusted.to.any.headunit..Turn.the.volume.control.of.your.headunit.to.the.center.medium.position.
and.then.adjust.the.input.level.controls.(.9.).until.you.have.an.average.medium.level..This.setting.usually.provides.sufficient.
power.reserves.at.optimum.weighted.signal-to-noise.ratio.
VARIAbLE LOWPASS FILTER
Set.the.desired.crossover.frequency.of.the.low.pass.filter.by.using.the.controller.(.10.)..Hence,.only.the.frequencies.below.the.
chosen.crossover.frequency.will.be.amplified.and.the.subwoofer.plays.more.precised.and.efficient.
VARIAbLE bASS bOOST
By.using.the.boost.controller.(.11.).you.are.able.to.increase.the.bass.boost.level.from.0.dB.to.12.dB.
Caution: Please.use.the.bass.boost.with.care.
PHASE SWITCH
With.the.phase.switch.(.12.).you.are.able.to.turn.the.phase.(.0°.or.180°).of.the.subwoofer.audio.signal.to.match.it.with.the.
satellite.speakers.of.the.sound.systems.if.neccessary.
bASS REMOTE CONTROLLER
Remote.jack.(.13.).for.the.included.bass.remote.controller..If.the.bass.remote.controller.is.connected.it.replaces.the.GAIN.con-
troller.(.9.),.which.is.then.without.function.
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10
11
6
INPUT
GAIN PHASE
LEVEL
HIGH
LOW
X-OVER
REMOTE
CONTROLLER AUDIO INPUT
BASS
BOOST FUSE
POWER
PROTECTION
FUSE
AUTO
TURN ON
QUARTBASS
12
13