Marantz 642SC11S1 Stereo Amplifier User Manual


 
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tasks
that
must be performed
to
optimize the operation of your Marantz
equipment.
Cleaning of equipment external surfaces
The exterior finish of your unit will last indefinitely with
proper care and cleaning, Never use scouring pads, steel
wool, scourging powders or harsh chemical agents (e.g., lye
solution), alcohol, thinner, benzine, insecticide or other volatile
substances as these will mar the finish of the equipment.
Likewise, never use cloths containing chemical substances.
If
the equipment get dirty, wipe the external surfaces with a
soft, lint-free cloth.
If
the equipment becomes heavily soiled:
o dilute some washing up liquid
in
water,
in
a ratio of one part
detergent to six parts water.
o dip a soft, lint free
in
the solution and wring the it
is
damp.
o wipe the equipment with the damp cloth.
o dry the equipment
by
wiping
it
with a dry cloth.
30
]
Repairs
Only the most competent and qualified service technicians
should
be
allowed to service the factory-trained warranty
station personnel have the knowledge and special facilities
needed for repair and calibration of this precision equipment.
After the warranty period has expired, repairs will
be
performed
for a charge
if
the equipment can
be
returned to normal
operation.
In
the event of difficulty, refer
to
your dealer or write directly
to
the nearest location
to
you that
is
listed on the Marantz
Authorized Service Station list.
If
writing, please include the
model and serial number of the equipment together with a full
description
of
what
you
think
is
abnormal about the equipment's
behaviour.