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MS-A1004 USER CONTROLS
Rotary Encoder
Rotates clockwise (CW) and counterclockwise (CCW). Each
detent represents a value increase (CW) or decrease (CCW).
Counterclockwise
-----..
(CCW) Button
Move selectable option
counterclockwise
(CCW) one value.
o
c
L
-
Move selectable
option clockwise
(CW) one value.
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Mode Access Control
Pressing both the left and right buttons
simultaneously for specified time periods
accesses various modes of the amplifier.
1
1,2
3
3,4
9
MS-A1004 SETTINGS GUIDE
INITIAL SETUP
Activating the Controls
Press both CCW and CW buttons at the same time for less than three seconds
and release, to activate the controls. The adjustment selector indicator
~
will light. Use the CCW and CW buttons to move the indicator to the
parameter you wish to adjust. After you've made your adjustments and
the controls have been inactive for more than 30 seconds, the selection-
indicator light will go out and the controls will become deactivated to
prevent unintentional adjustment of the amplifier's controls.
Setting the Input Mixer
@-6)
Once the controls are active, press the CW or CCW button until the input mixer is
00
selected for channels 1 and 2 (in the upper display)
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Turn the rotary control to select
the input connector(s) that will feed output channels 1 and 2. Press the CCW button
once to move the selection indicator to the input mixer for channels 3 and 4 (in the
lower display). Turn the rotary controller to select the input connector(s) that will feed
output channels 3 and 4.
See "System Diagrams" for practical examples.
Setting the Input Level, and Enabling or Disabling Signal-Sensing Turn-On
BEFORE YOU BEGIN
If the factory system to which you have connected your MS Series amplifier shows a "speaker
disconnected" error message or fails to provide an output signal, move the Input Signal Selec-
tor to the Hi2 position. It may be necessary to turn the factory-installed head unit or the vehicle
itself off and then back on, to reset the error message.
((1
gm
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NOTE: The Hi2 setting. should not be used with the RCA outputs
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of aftermarket head units!
Lo
Hi
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