User Guide
(1])
(
Low
Level
Input
Wiring
High
Level
Input
Wiring
Low-level (RCA)
input
wiring is preferred
for
best audio performance, Always use
The high level input(s) should only be used when your head unit lacks RCA outputs,
a high-quality RCA cable for best audio pertormance.
If the RCA
outputs
are
not
present, connect
the
speaker outputs from the receiiver
to the high level input
connector
of the amplifier. Be sure
to
observe polarity to
NOTE: Do
not
connect
BOTH
the
high
!evel
and
low
level
inputs
from
your
avoid audio phase problems,
receiver
to
your
amplifier
at
the
same
time!
NOTE: Do
not
connect
BOTH
the
high
level
and
low
level
inputs
from
your
,
receiver
to
your
amplifier
at
the
same
timet
2-Channel
Amplifier
2-Channel
Amplifier
MR400.2
1"'"'
-----"
MR400.2
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Optlonnl
remote
ulJwoofer
level conlrQI
(sold
~epamtelvl
To
Audio
Outputs
of
head
unit
or
signal
processor
IObO;;;:;z;x::)
I
l+
l~
R· R
...
Optional
remote
ubwoofcr
lellel
contro
(sold separately)
To
Speaker
Terminals
of
head
unit
4-Channel
Amplifier
Optlonal
remote
"ubwoofer
level
control
MR250.4
(sold separately)
4-Channel
Amplifiers
MR250.4
@
'\
!
TO FRONT
Audio
Outputs
To
Speaker
of
head
unit
or
10l:=J I
Terminals
signal
processor
of
head
unit
To
REAR
Audio
Outputs
of
headl
unil
or
signal
processor
~~
~~
c.;:
;~
Optlonlll
remote
I
[]
subwooler
level
control
01
~
(sold se!l"arately)
1::Ic:::JCJC:::lt::lO
Ma"ne
MOSFET
AmpRfier
User's Manual·
p8ij8
8
Marlne MOSFET Amplifier User"s
Manual"
page
9