Pioneer A-400 Manuale di istruzioni per l'uso - Pagina 7
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TROUBLESHOOTING
:
Incorrect operations are often mistaken for trouble and maifunctions. If you think that there is something wrong with this component, check the
points below. Sometimes the trouble may lie in another component. Investigate the other components and electrical appliances being used.
If the trouble cannot be rectified even after exercising the checks listed below, ask your nearest PIONEER authorized service center or your dealer
to carry out repair work.
Symptom
Cause
Remedy
No power suppiied to unit
* Power plug is disconnected from outiet.
* The component power plug has been plugged intol
another component power outlet {e.g. timer, etc.}
but power to that unit is disconnected.
* Insert plug securely into outlet.
* Turn on power to the other component.
No sound
* Connecting cords are disconnected from
terminalis, or connected incorrectly.
* Terminals, or connecting cords pin plugs are dirty.
* INPUT SELECTOR switch is not set to the desired
* Connect securely.
* Clean terminals and plugs.
* Set the switch correctly (PHONO, TUNER, CO,
input source.
© Operation of other components is incorrect.
LINE, DAT/TAPE 1, TAPE 2}.
* Consult the operating instructions for the other
_|__ components.
No sound from one speaker
disconnected on that side.
Can''t record tapes
* Connections are incorrect.
* Connecting cords or speaker cords are
* The position of REC SELECTOR switch is incorrect. | * Set switch correctly (See section RECORDING
* Operation of cassettte deck is incorrect.
Can't perform tape copying
LOCATION
Install the amplifier in a well ventilated location where it
will not be exposed to high temperature or humidity.
Do not install the arnplifier in a location which is exposed to direct rays
of the sun, or near to hot appliances or radiators. Excessive heat can
adversely affect the cabinet and internal components. Installation of
the amplifier in a damp or dusty environment may result in malfunction
or accident. (Also avoid installation near cookers etc., where the
amplifier may be exposed to smoke from oil, steam or heat.)
POWER-CORD
CAUTION
Xe:
Handle the power cord by the plug. Do not pull out the plug by tugging
the cord and never touch the power cord when your hands are wet as
this could cause a short circuit or electric shock. Do not place the unit,
a piece of furniture, etc,. on the power card, or pinch the cord. Never
make a knot in the cord or tie it with other cords. The power cords
should be routed such that they are not likely to be stepped on. A
darnaged power cord can cause fire or give you an electrical shock.
Check the power cord once in a while. When you find it damaged, ask
your nearest PIONEER authorized service center or your dealer for a
replacement.
* The position of REC SELECTOR switch is incorrect. | * Set switch correctly (See section COPYING
* Operation of cassettte deck is incorrect.
* Connect securely.
TAPES).
* Reconnect properly.
* Consult the operating instructions for the cassette
deck.
TAPES).
* Consult the operating instructions for the cassette
deck,
MAINTENANCE OF EXTERNAL SURFACES
¢ Use 2 polishing cloth or dry cloth to wipe off dust and dirt.
* When the surfaces are very dirty, wipe with a soft cloth dipped
in some neutral cleanser diluted five or six times with water, and
wrung out weil, and then wipe again witha dry cloth. Do not use
furniture wax or cleaners.
:
* Never
use
thinners,
benzine,
insecticide
sprays
and
other
chemicals on or near this unit, since these will corrode the
surfaces.
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