Denon DR-M22 - Page 16

SYMPTOMS
OFTEN
MISTAKEN
AS
BREAKDOWNS
Make
sure
of
the
followings
before
you
consider
any
malfunctions:
1.
Are
all
the
connections
correct?
2.
Is
the
set
being
operated
correctly
in
accordance
with
the
operating
instructions?
3.
Are
the
speakers
and
amplifiers
functioning
correctly?
if
the
tape
deck
still
does
not
function
properly,
check
it
again,
using
the
check
list
below.
If
the
symptom
does
not
correspond
to
the
check
list,
please
contact
your
DENON
dealer.
Symptom
Tape does not run
Tape is not recorded
when recording button
is pressed.
Sound is warbled or
distorted.
Excessive noise.
High frequency(treble)
is emphasized.
High frequency(treble)
is lost.
When a CrO: or metal
tape is placed in the
deck, a different tape
indicator comes on.
The cassette tape
cannot be removed.
Cause
Power cord is off.
Tape is completely wound up.
Tape is loose.
Cassette is not loaded properly.
Defective cassette.
No cassette is loaded.
Erase prevention tab is broken off.
Heads,
capstan
or
pinchroller
are
con-
taminated.
Tape
is
wound
too
tight.
Recording
input
level
is
too
high.
Tape
is
worn
out
and
has
‘‘drop-outs”’.
Tape is worn. :
Heads, capstan or pinchrojler are con-
taminated.
Heads are magnetized.
Recording input level is too low.
Dolby NR switch is set improperly.
Heads are contaminated.
Tape is worn.
The cassette housing is of an older
design
without
tape
type
detection
holes.
If the power switch is turned off in
either the recording or playback mode,
and the unit is stopped, there may be
cases when the cassette cannot be
removed, even if the EJECT button is
“pressed.
16>
Remedy
Check power cord.
Rewind tape.
Tighten tape: with pencil, etc.
Load cassette properly.
Replace cassette.
Load cassette.
Cover hole with plastic tape.
Clean them.
Fast forward or rewind to loosen tape
winding.
Adjust recording input level.
Replace tape.
Replace tape.
Clean them.
Demagnetize heads.
Adjust recording input level.
Set Dolby NR switch properly.
Clean them.
Replace tape.
Use the latest cassettes with tape type
detection holes.
Turn
the
power
switch
ON
again,
and
then
press
the
stop
(mM)
key.
Then, in the stop mode, press the
EJECT button to remove the cassette
tape.