Aiwa NSX-430 - TROUBLESHOOTING GUIDE; General; Tuner section; Cassette deck section

TROUBLESHOOTING GUIDE
re
TSU
If
the
unit
fails
to
perform
as
expected,
please
read
through
the
instructions
again
and
check
the
table
below:
Solutions
* The AC cord is not connected properly. ¢ Correct the connection.
¢ An incorrect function button was pressed. ¢ Press the function button to select the correct input.
¢ There is a bad connection between systems. ¢ Correct the connection.
¢ Excessive voltage was applied to a speaker ter-
minal, which tripped the amplifier’s voltage-pro-
tection breaker.
¢ There is a short circuit in the speaker terminal.
* The breaker has tripped because of connection to
a low-impedance speaker.
Symptom Causes
24 There is no sound.
* Disconnect the AC cord, correct the condition,
including speaker connections, and connect the
AC cord again.
¢ Disconnect the AC cord, correct the condition, in-
cluding speaker connections, and then connect the
power again. Turn on the power by pressing the
POWER button.
If the clock is flashing radio presetting or timer
setting is cancelled, set it again.
|
Sound
comes
from
only
one
|
*
One
speaker
is
disconnected.
*
Correct
the
speaker
connection.
speaker.
There
is
constant,
wave-like
|
¢
The
antenna
is
not
connected
properly.
¢
Check
the
antenna
connection.
static.
¢
The
receiver
is
not
correctly
tuned.
¢
Correct
the
tuning.
¢
The
signal
is
weak.
e
{nstall
an
outside
antenna.
* The system is picking up outside noise. ¢ Change the location or direction of the antenna.
¢ Keep the antenna away from the flat cable.
¢ Turn the unit to a different orientation.
¢ Move the unit away from other electrical
appliances, like a TV or fluorescent lights, or move
the appliances.
¢ Change the orientation of the antenna.
¢ Replace the antenna with one that has thecorrect
orientation.
“=] The tape in deck 2 does not | * Deck 2 is paused. ¢ Press the Il button to release pause.
| run.
~] The sound is off-balance. ¢ The playback head is dirty. ¢ Clean the head.
|
High
sounds
are
too
loud.
¢
The
DOLBY
NR
modeis
set
differently
from
when
|
*«
Reset
DOLBY
NR
to
the
same
setting
as
mnen
the
the recording
was made.
recording
was
made.
¢ Atape recorded without Dolby NR is being played | ¢ Turn off DOLBY NR.
back in Dolby NR mode.
¢ The playback head is dirty. * Clean the head.
¢ An erasure prevention tab on the tape has been | « Cover the erasure prevention tab hole withtape.
broken off. ;
* Correct the connection.
~ Clean the head.
¢ Clean the erasure head.
ae
*
Use
a
normal
tape
or
CrOz
tape.
CD
does
not
play.
*
Insert
the
disc
with
the
label
facing
up.
+ Clean the disc.
¢ Wait about an hour and try again.
¢ Press the If button to release pause.
8
17
The indicators in the display
go out or the power is turned
off soon after it is turned on.
Reception is noisy.
- Tuner section
«| The sound is distorted.
© There is multipath distortion.
There are no high sounds.
Recording is impossible.
Cassette deck section -
Erasure is impossible.
player section
To reset
If an unusual condition occurs in the display window or the cassette
deck, reset the unit as follows.
1 Press the POWER button to turn off the power.
2
Press
the
POWER
button
while
pressing
the
ll
CLEAR
button.
Everything
stored
in
memory
after
purchase
is
cancelled.
3 Press the POWER button to turn on the power.
4 Set the clock, radio presetting and timer settings as before.
If the power cannot be turned off in step 1 because of a malfunction,
reset by disconnecting the AC cord and carry out steps 2 to 4.