Harman Kardon CD191 Owners Manual - Page 10

Troubleshooting, Checklist

Page 10 highlights

Troubleshooting Checklist Most of the problems are due to incorrect operation of this unit. If this unit does not operate as you intended, first check the items in the checklist. Also check other related components such as the amplifier, speakers and other electrical equipment you use with this cassette deck. Problem The tape does not run. (Playback or recording state is not provided.) No sound is heard. Recording cannot be made. Sound is distorted and has much noise. High frequency sound is not reproduced clearly. Cause •The power l ine cord is not plugged in. •The tape is at its end. •PAUSE mode is activated. •Sound is not recorded on the tape. • Incorrect operation of the amplifier. • Incorrect connection to the amplifier. •The erase-prevention tabs are removed. • Incorrect connection to the amplifier. •Distorted sound is recorded on the tape. •The tape is worn out. •A Dolby-encoded tape is reproduced with DOLBY NR switch OFF. •Tape head has gotten dirty or magnet- ized. •Tape head is dirty or magnetized. •TAPE SELECTOR is not set to the cor- rect position. •A tape not recorded with the Dolby NR system is reproduced with the DOLBY NR switch ON. •The bias fine trim is misadjusted. Remedy •Plug the power l ine cord. •Rewind the tape. •Cancel the pause mode by pressing the PLAY button. •Exchange with a recorded tape. •Turn on the power switch and tape monitor switch of the amplifier. • Reconnect this unit to the amplifier, re- ferring to page 6. •Change the tape, or cover the holes with adhesive tape. (See page 2.) •Reconnect this unit to the amplifier, referring to page 6. •Record again by setting correct recording level. (See page 8.) •Change with a new tape. •Press the DOLBY NR system button. •Clean the tape head with a cotton swab or demagnetize the tape head with a head eraser. •Clean the tape head or demagnetize it. •Set the TAPE SELECTOR according to the tape. •Turn the DOLBY NR switch OFF. •Adjust the BIAS FINE TRIM knob according to the instructions on page 8. 9

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Troubleshooting
Checklist
Most
of
the
problems
are
due
to
incorrect
operation
of
this
unit.
If
this
unit
does
not
operate
as
you
intended,
first
check
the
items
in
the
checkl
ist.
Also
check
other
related
components
such
as
the
ampl
ifier,
speakers
and
other
elec-
trical
equipment
you
use
with
this
cassette
deck.
Problem
Cause
Remedy
The
tape
does
not
run.
(Playback
or
recording
state
is
not
provided.)
•The
power
l
ine
cord
is
not
plugged
in.
•The
tape
is
at
its
end.
•PAUSE
mode
is
activated.
•Plug
the
power
l
ine
cord.
•Rewind
the
tape.
•Cancel
the
pause
mode
by
pressing
the
PLAY
button.
No
sound
is
heard.
•Sound
is
not
recorded
on
the
tape.
Incorrect
operation
of
the
ampl
ifier.
Incorrect
connection
to
the
ampl
ifier.
•Exchange
with
a
recorded
tape.
•Turn
on
the
power
switch
and
tape
monitor
switch
of
the
ampl
ifier.
Reconnect
this
unit
to
the
ampl
ifier,
re-
ferring
to
page
6.
Recording
cannot
be
made.
•The
erase
-prevention
tabs
are
removed.
Incorrect
connection
to
the
ampl
ifier.
•Change
the
tape,
or
cover
the
holes
with
adhesive
tape.
(See
page
2.)
•Reconnect
this
unit
to
the
ampl
ifier,
re-
ferring
to
page
6.
Sound
is
distorted
and
has
much
noise.
•Distorted
sound
is
recorded
on
the
tape.
•The
tape
is
worn
out.
•A
Dolby
-encoded
tape
is
reproduced
with
DOLBY
NR
switch
OFF.
•Tape
head
has
gotten
dirty
or
magnet-
ized.
•Record
again
by
setting
correct
record
-
ing
level
.
(See
page
8.)
•Change
with
a
new
tape.
•Press
the
DOLBY
NR
system
button.
•Clean
the
tape
head
with
a
cotton
swab
or
demagnetize
the
tape
head
with
a
head
eraser.
High
frequency
sound
is
not
reproduced
clearly.
•Tape
head
is
dirty
or
magnetized.
•TAPE
SELECTOR
is
not
set
to
the
cor-
rect
position.
•A
tape
not
recorded
with
the
Dolby
NR
system
is
reproduced
with
the
DOLBY
NR
switch
ON.
•The
bias
fine
trim
is
misadjusted.
•Clean
the
tape
head
or
demagnetize
it.
•Set
the
TAPE
SELECTOR
according
to
the
tape.
•Turn
the
DOLBY
NR
switch
OFF.
•Adjust
the
BIAS
FINE
TRIM
knob
according
to
the
instructions
on
page
8.
9