AIWA CX-NA71 Operating Instructions - Page 25

aybackTd - troubleshooting

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CARE AND MAINTENANCE TROUBLESHOOTING GUIDE Occasional care and maintenance of the unit and the software are needed to optimize the performance of your unit, If the unit fails to perform as described in these Operating Instructions, check the following guide, To clean the cabinet Use a soft and dry cloth, If the surfaces are extremely dirty, use a soft cloth lightly moistened with mild detergent solution, Do not use strong solvents, such as alcohol, benzine or thinner as these could damage the finish of the unit. To clean the heads and tape paths After every 10 hours of use, clean the heads and tape paths with a head cleaning cassette or cotton swab moistened with cleaning fluid or denatured alcohol. (These cleaning kits are commercially available,) When cleaning with a cotton swab, wipe the recording/playback head, erasure head (deck 2 only), capstans, and pinchrollers, GENERAL There is no sound. q Is the AC cord connected properly? q Is there a bad connection? (-+ page 3) q There may be a short circuit in the speaker terminals. + Disconnect, the AC cord, therl correct the speaker connections. q Was an incorrect function button Dressed? Sound is emitted from one speake!r only. q Is the other speaker disconnected? The output sound is not stereo. c Is the Karaoke function turned on? (-+ page "19) An erroneous display or a malfunction occurs. + Reset the unit as stated below. ~-----'l 1 . 1 Capstan"aybcaOctk'7Tcbadpstan I Erasure head P;chroller I i------l / After cleaning the heads and tape paths with a liquid head cleaning cassette or a moistened swab, wait until the cleaned parts are completely dry before inserting the tapes. To demagnetize the heads The heads may become magnetized after long-term use. This may narrow the output range of recorded tapes and increase noise. After 20 to 30 hours use, demagnetize the heads with any commercially available demagnetizer, Care of discs q When a disc becomes with a cleaning cloth. dirty, wipe the disc from the center out .- f+,, s ~ :, :.1.. e . : ;"l,.=.' .: ", TUNER SECTION There is constant, wave-like static. q Is the antenna connected properly? (,+ page 3) q Is the signal weak? + Connect an outdoor antenna. The reception contains noise interferences or the sound is distorted. q Is the system picking up external noise or multipath distortion? + Change the orientation of the antenna. + Move the unit awav from other electrical appliances. CASSETTE DECK SECTIONI The tape does not run. q Is deck 2 in pause mode? (~ page 13) The sound is off-balance or not adequately high. q. Is the playback head dirty? (-+ page 24) Recording is not possible. q Is the erasure prevention tab on the tape broken off? (+ page 14) q Is the recording head dirty? (-+ page 24) Erasure is not [possible. q Is the erasure head dirty? (+ page 24) q Is a metal tape being used? High frequency sound is not emitt(ed. q Is a tape recorded without Dolby NR played back with the Dolby NR system operating? (+ page 13) q Is the recording/playback head dirty? (+ page 24) CD PLAYER SECTION The CD player atoes not play. q Is the disc correctly inserted? (+ page 11) q Is the disc dirty? (+ page 24) q Is the lens affected by condensation? + Wait approximately one hour and try again. * e After playing a disc, store the disc in its case. Do not leave the disc in places that are hot or humid. Care of tapes q Store tapes in their cases after use. q Do not leave tapes near magnets, motors, television sets, or any source of magnetism. This will downgrade the sound quality and cause noise. q Do not expose tapes to direct sunlight, or leave them in a car parked in direct sunlight. To reset If an unusual condition occurs in the display window or the cassette decks, reset the unit as follows. 1 Press the POWER button to turn off the power. 2 Press the POWER button to turn the power back on while pressing the ~ CLEAR button. Everything stored in memory after purchase is canceled. If the power cannot be turned off in step 1 because of a malfunction, reset by disconnecting the AC cord, and connect it again. Then repeat step 2. ENGLISH 24

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CARE AND MAINTENANCE
Occasional
care
and
maintenance
of the
unit
and
the
software
are
needed
to optimize
the
performance
of your
unit,
To clean the cabinet
Use a soft
and
dry cloth,
If the
surfaces
are
extremely
dirty,
use
a soft
cloth
lightly
moistened
with
mild
detergent
solution,
Do
not
use
strong
solvents,
such
as
alcohol,
benzine
or thinner
as
these
could
damage
the finish
of the
unit.
To clean the heads
and tape paths
After
every
10 hours
of use,
clean
the
heads
and
tape
paths
with
a head
cleaning
cassette
or cotton
swab
moistened
with
cleaning
fluid
or
denatured
alcohol.
(These
cleaning
kits
are
commercially
available,)
When
cleaning
with
a cotton
swab,
wipe
the recording/playback
head,
erasure
head
(deck
2 only),
capstans,
and
pinchrollers,
~-----’l
1.
“aybackTd
cOt’7b
capstan
1
Capstan
I
I
Erasure
head
P;chroller
i——————l
/
After
cleaning
the
heads
and
tape
paths
with
a liquid
head
cleaning
cassette
or a moistened
swab,
wait
until
the
cleaned
parts
are completely
dry before
inserting
the tapes.
To demagnetize
the heads
The
heads
may
become
magnetized
after
long-term
use.
This
may
narrow
the
output
range
of recorded
tapes
and
increase
noise.
After
20 to 30 hours
use,
demagnetize
the
heads
with
any
commercially
available
demagnetizer,
Care of discs
When
a disc
becomes
dirty,
wipe
the disc
from
the center
out
with
a cleaning
cloth.
*
.- f+,,
s ~ :,
:.1..
.:
,,.
.~.
.
..
..’
“~
..
.. . . .
e
.:
;“l,.=.’ .: “,
e After
playing
a disc,
store
the disc
in its case.
Do not leave
the
disc
in places
that
are
hot or humid.
Care of tapes
Store
tapes
in their
cases
after
use.
Do not
leave
tapes
near
magnets,
motors,
television
sets,
or
any source
of magnetism.
This will downgrade
the sound
quality
and cause
noise.
Do not expose
tapes
to direct
sunlight,
or leave
them
in a car
parked
in direct
sunlight.
TROUBLESHOOTING
GUIDE
If the
unit
fails
to
perform
as
described
in these
Operating
Instructions,
check
the following
guide,
GENERAL
There
is no sound.
Is the AC cord
connected
properly?
Is there
a bad
connection?
(-+ page
3)
There
may
be a short
circuit
in the speaker
terminals.
+
Disconnect,
the
AC
cord,
therl
correct
the
speaker
connections.
Was
an incorrect
function
button
Dressed?
Sound
is emitted
from one speake!r only.
Is the other
speaker
disconnected?
The output
sound
is not stereo.
c
Is the
Karaoke
function
turned
on?
(-+ page
“19)
An erroneous
display
or a malfunction
occurs.
+
Reset
the
unit as stated
below.
TUNER
SECTION
There
is constant,
wave-like
static.
Is the antenna
connected
properly?
(,+ page
3)
Is the signal
weak?
+
Connect
an outdoor
antenna.
The reception
contains
noise interferences
or the sound
is distorted.
Is
the system
picking
up external
noise
or multipath
distortion?
+
Change
the orientation
of the antenna.
+
Move
the unit awav
from
other
electrical
appliances.
CASSETTE
DECK SECTIONI
The tape does not run.
Is deck
2 in pause
mode?
(~
page
13)
The sound
is off-balance
or not adequately
high.
. Is the playback
head
dirty?
(-+ page
24)
Recording
is not possible.
Is the erasure
prevention
tab on the tape
broken
off? (+
page
14)
Is the
recording
head
dirty?
(-+ page
24)
Erasure
is not [possible.
Is the erasure
head
dirty?
(+
page
24)
Is
a metal
tape
being
used?
High frequency
sound
is not emitt(ed.
Is a tape
recorded
without
Dolby
NR played
back with the Dolby
NR system
operating?
(+
page
13)
Is the
recording/playback
head
dirty?
(+
page
24)
CD PLAYER
SECTION
The CD player
atoes not play.
Is the disc
correctly
inserted?
(+
page
11)
Is the disc
dirty?
(+
page
24)
Is the lens
affected
by condensation?
+
Wait
approximately
one
hour
and try again.
To reset
If an
unusual
condition
occurs
in the
display
window
or
the
cassette
decks,
reset
the unit as follows.
1
Press
the
POWER
button
to turn
off the power.
2
Press
the
POWER
button
to turn
the
power
back
on while
pressing
the ~
CLEAR
button.
Everything
stored
in memory
after
purchase
is canceled.
If the power cannot
be turned
off in step 1 because
of a malfunction,
reset
by disconnecting
the AC cord,
and
connect
it again.
Then
repeat
step 2.
ENGLISH
24