Operation Manual

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12 - SC-1250 Amplier User’s Manual
model changes on the LED display. Once the desired model is seen on the LED display, simply release the
button. You don’t need to do anything else - the model to be controlled is automatically stored in the SC-1250’s
memory. To exit model selection mode, use the power switch on the back panel to power down and power up
the unit. You should see the model you selected for 2 seconds on the LED display before the display reverts to
the volume.
Using the SC-1250 to Drive Two Subwoofers
Oncethemodelselectionprocessiscompleted,nootheradjustmentsareneededtoenabletheSC-1250to
drive one or two subwoofers.
USAGE
Thissectionaddressesday-to-dayusageofyourSC-1250amplier.
Remote Control
The features of the SC-1250 remote control are listed below.
• POWER — This button forces your SC-1250 unit into standby
mode. The power LED turns amber, the numeric LED shuts
o,andtheamplierputsoutnopower.Theunitwillremain
in this mode until the POWER button is pressed again. To fully
deactivate (i.e. power down) the unit, press the power switch
on the front panel.
Note: The master power switch on rear panel must be on in
order for the front power button to function.
• MUTE — This button mutes the subwoofer. The LED on the
amplier will show 00 if the unit is muted. To unmute the
subwoofer, press the MUTE button again and the original
volume setting shows on the LED.
Figure 6: SC-1250 Remote.
• EQ — ThisbuttonautomaticallyEQsthesubwooferusinga7bandinternalgraphicequalizer.Tousethis
feature,rstplugthesuppliedmicrophoneintotheMic-Injackonthebackpanelofthesubwooferand
place the mic in your preferred listening position. Then, by pressing EQ on the remote, the subwoofer
emits12 “sweeptones” thatcover thefrequenciesbetween 20and 150Hz. TheLED displays“AU”
during the Auto-EQ process. After the sweeps are complete, the unit saves its EQ settings and returns to
normal operation. To prevent accidental invocation of the EQ feature, you must hold down the EQ button
for 2-3 seconds before the EQ sweeps begin.
Note:EachtimetheEQfeatureisutilized,theEQsettingsfortheSC-1250arereset.Ifthemicrophone
is not plugged in, the SC-1250 will emit one or two sweep tones then cease the EQ operation. In this
case, the previous EQ settings will be preserved.
• PHASE —Thesebuttonsallowyoutooptimizethesubwooferperformanceforthelocationandyour