Harman Kardon AVR30 Owners Manual - Page 21

Troubleshooting

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Troubleshooting This unit is designed for trouble-free operation: most problems users encounter are due to operating errors. So if you have a problem, first check this list for a possible solution. If the problem persists, consult your authorized Harman Kardon service center. If the problem is... No lights illuminate when Power switch is pressed. No sound is heard Dolby Surround does not work on center and rear channels. Selecting video component produces sound but no picture. The TV picture does not match the sound. No output from one or more channels. No center channel output. Tuner sound has a large amount of interference. OR, The "Stereo" display is not fully illuminated. OR, Tuner sound distorts and/or volume level is too low. Tuner is intermittent or continously buzzing or hissing. Stations cannot be preset. Phono sound is too faint, has hum, ringing, or "howl". Make sure that the: ■ Unit is plugged into a live outlet. ■ Speaker selector is turned to the desired speakers ■ Correct "Listen to" function button has been pressed. ■ Volume is turned up. ■ Speakers are connected properly. ■ Source components are connected properly. ■ "Audio Direct" is "Off". ■ Rear and Center levels are turned up. ■ Video cables are connected properly. ■ Video sources are properly connected to receiver. ■ Video/Antenna Switch on TV is set to Video. ■ Cables are not defective: check/replace speaker cables. ■ The signal source is operating and providing proper signal output to the AVR30. ■ Dolby surround or movie mode is turned on. ■ "Phantom" mode is not active. ■ The antenna is properly connected. ■ The antenna is properly located. ■ The antenna is set in the proper direction. ■ The antenna is adequate to receive the desired station. ■ The unit is away from fluorescent lights, TVs, motors and other electrical appliances. ■ After pressing the Memory button, the Preset button is set while the "Preset" light is still flashing. ■ Turntable cartridge is moving magnet type, or step-up transformer is used. ■ Ground wire from turntable has been connected to ground terminal on receiver. ■ Cable from turntable is away from power cords and speaker cables. ■ Turntable is away from speakers. ■ Turntable is on a stable surface. 20

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Troubleshooting
This
unit
is
designed
for
trouble
-free
operation:
most
problems
users
encounter
are
due
to
operating
errors.
So
if
you
have
a
problem,
first
check
this
list
for
a
possible
solution.
If
the
problem
persists,
consult
your
authorized
Harman
Kardon
service
center.
If
the
problem
is...
Make
sure
that
the:
No
lights
illuminate
when
Power
switch
is
pressed.
■
Unit
is
plugged
into
a
live
outlet.
No
sound
is
heard
■
Speaker
selector
is
turned
to
the
desired
speakers
■
Correct
"Listen
to"
function
button
has
been
pressed.
■
Volume
is
turned
up.
■
Speakers
are
connected
properly.
■
Source
components
are
connected
properly.
Dolby
Surround
does
not
work
on
center
and
rear
channels.
■
"Audio
Direct"
is
"Off".
■
Rear
and
Center
levels
are
turned
up.
Selecting
video
component
produces
sound
but
no
picture.
■
Video
cables
are
connected
properly.
The
TV
picture
does
not
match
the
sound.
■
Video
sources
are
properly
connected
to
receiver.
■
Video/Antenna
Switch
on
TV
is
set
to
Video.
No
output
from
one
or
more
channels.
■
Cables
are
not
defective:
check/replace
speaker
cables.
■
The
signal
source
is
operating
and
providing
proper
signal
output
to
the
AVR30.
No
center
channel
output.
■
Dolby
surround
or
movie
mode
is
turned
on.
■
"Phantom"
mode
is
not
active.
Tuner
sound
has
a
large
amount
of
interference.
OR,
The
"Stereo"
display
is
not
fully
illuminated.
OR,
Tuner
sound
distorts
and/or
volume
level
is
too
low.
Tuner
is
intermittent
or
continously
buzzing
or
hissing.
Stations
cannot
be
preset.
Phono
sound
is
too
faint,
has
hum,
ringing,
or
"howl".
■
The
antenna
is
properly
connected.
■
The
antenna
is
properly
located.
■
The
antenna
is
set
in
the
proper
direction.
■
The
antenna
is
adequate
to
receive
the
desired
station.
■
The
unit
is
away
from
fluorescent
lights,
TVs,
motors
and
other
electrical
appliances.
■
After
pressing
the
Memory
button,
the
Preset
button
is
set
while
the
"Preset"
light
is
still
flashing.
■
Turntable
cartridge
is
moving
magnet
type,
or
step-up
transformer
is
used.
■
Ground
wire
from
turntable
has
been
connected
to
ground
terminal
on
receiver.
■
Cable
from
turntable
is
away
from
power
cords
and
speaker
cables.
■
Turntable
is
away
from
speakers.
■
Turntable
is
on
a
stable
surface.
20