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Troubleshooting
In
case of trouble with the unit, first check the following before calling for service.
1.
Are all the connections made properly?
2.
Are you operating the unit properly by following user's guide?
3.
Are the other products working properly?
If
the unit still does not work properly, check the items shown
in
the following table.
If
your trouble cannot be solved with the remedy actions listed in the following table, malfunction of the internal
circuitry is suspected; immediately unplug the AC power cord and contact a Marantz authorized dealer or service
center.
Problem
Remedy
The
amplifier
does
not
work
and
the
indicator
• Check if the power cord is plugged properly into
an
does
not
light
up.
AC power outlet.
The
indicator
lights
up
but
the
amplifier
will
• Check the settings of the INPUT SELECTOR,
not
function.
VOLUME control.
• Check if the MUTE function is de-activated.
(The MUTE indicator is OFF.)
Sound
is
produced
only
from
one
of
the
• Turn the power off and change the connections of
speaker
systems.
the left and right speaker systems. If sound still
does not come out from the same speaker system,
check the connection cords or the speaker system
itself.
Sound
is
not
produced
at
all.
• Check the settings of the INPUT SELECTOR.
• Check that the speaker cords are connected
properly.
• Check that the connection cords with RCA pin
plugs are connected properly.
Doesn't
work
properly
when
it
is
connected
to
• Check the ID switch of the rear panel is set
Cascade.
properly.
• Check the
ID
setting of the remote controller is set
properly.
Care
and
Maintenance
This section describes the care and maintenance
tasks that must be performed to optimize the
operation of your Marantz equipment.
.:. Cleaning
of
the external surfaves
of
the
unit
The exterior finish of your unit will last indefinitely
with proper care and cleaning.
Never use scouring pads, steel wool, scouring
powders or harsh chemical agents, alcohol, thinners,
benzene, insecticide or other volatile substances as
these will mar the finish of the equipment.
Likewise, never use cloths containing chemical
substances. If the unit gets dirty, wipe the external
surfaces with a soft, lint-free cloth:
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