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12
ENGLISH
TROUBLESHOOTING
In case of trouble or abnormal operation of the unit, check the following before contacting service personnel.
What may seem to be a serious malfunction is often the result of a simple operation mistake. If the trouble
persists after checking the following, please contact your dealer or nearest Marantz distributor.
* The amplifi er does not operate and the
indicators do not light.
1. Check to see if the power cord is inserted
properly into the power outlet.
* The indicators light but the amplifi er does
not operate.
1. Check to see if the SELECTOR, SPEAKER
switches and VOLUME control are properly
set.
* Sound is heard from only one of the
speakers.
1. Check to see if the BALANCE control is
properly set.
2. Switch the power of the unit to OFF, and change
the connections of the left and right speaker
cords. If the sound from the same speaker is still
not heard, its connection cord or the speaker
itself may be defective.
* Considerable hum noise is heard when
the turntable is played.
1. Check to see if the plugs from the turntable are
properly connected to the PHONO jacks.
2. Connect the grounding wire of the turntable to
the GND terminal on the rear panel of this unit.
If it has already been connected, try removing
it.
3. Check to make sure that the phono cartridge is
attached securely to the tonearm.
4. Unplug the power cord and plug it in again after
inverting the orientation of the blades.
*
Remote control operation is not possible.
1. Is the remote controller's transmitter pointed
correctly at the remote sensor on the front of the
Amplifier?
Or, is there an obstruction between the
transmitter and the remote sensor?
2. Are the batteries in the remote controller
exhausted?
3. Is there another strong light (from a window,
etc.) striking the Amplifier remote sensor?
4. Is an RCA cord connected to the “REMOTE
CONTROL OUT” jack on the Amplifier rear
panel?
OTHERS
The section describes the care and maintenance
tasks that must be performed to optimize the
operation of your Marantz equipment.
7
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 wil 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:
• dilute some washing up liquid in water, in a ratio
of one part detergent to six parts water.
• dip a soft, lint free in the solution and wring the it
is damp.
• wipe the equipment with the damp cloth.
• dry the equipment by wiping it with a dry cloth.
7
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.