Denon DRA-565RD - Transistors and Diodes

ENGLISH
TROUBLESHOOTING
1.
Have
all
connections
been
made
PROPERLY?
2.
Have
you
followed
all
operational
instructions
correctly?
3.
Check
speaker
and
the
turntable
systems
for
proper
operation.
When
your
unit
does
not
seem
to
be
operating
correctly,
first
check
the
items
in
the
following
table.
If
the
symptom
does
not
correspond
to
any
of
the
problems
as
shown
below,
turn
off
the
power
sources
immediately
and
contact
your
DENON
dealer.
16
FM AND AM RECEPTION
Radio program can not be received.
Noise is reproduced.
The preset frequencies are erased.
In automatic tuning, the frequency
doesn't stop at the radio station.
In automatic tuning, it stops at the one
step lower or higher frequency than the
radio station.
No sound is produced with power on.
Audible hum when playing records.
Howling is produced when the volume
control is turned up too high while play-
ing records.
Cracking noise is produced when playing
records.
Antenna connection is wrong.
A signal strength is weak.
e A signal strength is weak.
Automobile ignition noise interferes
with reception.
Other electrical equipment interferes
with reception.
The memory back-up term (about 1
month) passed.
A signal strength is weak.
Noise or strong signa! strength is
received.
Input and speaker cords connection
are wrong.
Speaker switch is off.
The INPUT SELECTOR buttons are in
wrong position.
The protective circuit is operating.
The fuse has blown out.
The input and grounding cords con-
nection of the turntable are wrong.
The cords connection of the cartridge
are wrong.
The interference from the nearby TV
or radio transmission antenna.
The vibrations and sounds transmit
from the speakers to the turntable.
The record is stained with the dust.
The stylus tip of the cartridge is
stained with the dust.
The cartridge is defective.
Check the connection.
Check the antenna installation.
Install an outdoor antenna.
Keep the antenna away from the
street.
Keep the equipment away from this
set, or turn off the power of the other
equipment.
Preset again.
Use manual tuning
Use manual tuning for optimum re-
ception.
Check the connection.
Turn on speaker switch.
Check these position.
Turn the power off once, check the
connections to the speakers, then turn
the power on again.
Ask your dealer, or
DENON representative.
the nearest
Check the connection.
Check the connection.
Ask your dealer, or the nearest
DENON respresentative.
_ Insulate the vibrations, or keep the
speakers away from the turntable.
Clean the record.
Clean the stylus tip.
Try the other cartridge.