Hitachi HRD-MD10 User manual
©
HITACHI
AM-FM
STEREO
CASSETTE
RECORDER
Model
HRD-MD10
INSTRUCTION
MANUAL
SAFEGUARDS
i
Electrical
energy
can
perform
many
useful
functions.
This
unit
has
been
engineered
and
manufactured
to
assure
your
personal
safety.
Improper
use
can
result
in
potential
electrical.
shack
or
fire
hazards.
In
order
not
to
defeat
the
safeguards,
observe
the
following
instructions
for
its
instafagion,
use
and
servicing
IMPORTANT
FOR
U.K.:
The
wires
in
this
mains
lead
are
coloured
in
accordance
with
the
following
code:
Blue:
NEUTRAL
Brown:
LIVE
As
the
colours
of
the
wires
in
the
mains
lead
of
this
apparatus
may
not
correspond
with
the
coloured
markings
identify-
ing
the
terminals
in
your
plug
proceed
as
follows.
The
wire
whcih
is
coloured’BLUE
must
be
connected
to
the
terminal
which
is
marked
with
letter
N
or
coloured
BLACK.
The
wire
which
is
coloured
BROWN
must
be
connected
to
the
terminal
which
is
marked
with
the
letter
L
or
coloured
RED.
UNPACKING
Do
not
throw
away
the
HRD-MD10:
carton
and
packing
material.
These
come
in
handy
if
you
ever
have
to
tran-
sport
or
ship
your
unit,
and
they
can
help
substantiate
any
claim
for
damage
incurred
in
transit.
INSTALLATION
Avoid
the
use
of
this
unit
in
high
temperature
areas
(such
as
near
heating
equipment)
or
in
direct
sunlight.
The
unit
should
be
installed
on
a
solid
base
to
avoid
vibrations
(vibrating
floor
boards
etc.)
during
record
playing
or
|
loudspeakers
feedback
vibrations
(if
the
loudspeakers
and
the
main
unit
are
installed
on
the
same
base).
LOUDSPEAKERS
Both
loudspeakers
should
be
installed
at
the
same
distance
from
the
listener.
For
the
best
stereo
listening
the
distance
between
the
two
loudspeakers
should
not
be
too
great
or
too
small.
By
connecting
stereo
head-
phones
it
is
possible
to
switch
off
the
loudspeakers
for
private
listening
(See
“Listening
through
headphones”
section).
Noise
reduction
manufactured
under
license
from
Dolby
Laboratories
Licensing
Corporation.
“Dolby”
and
the
double-D
symbol
are
trademarks
of
Dolby
Laboratories
Licensing
Corporation.
NAME
OF
PARTS
@
Tone
control.indicaters
Volume
control
@®
Stop/Eject
button
(OA,
@.Tonexcontwols:
Function
selector
Fast
forwafd
button
(>)
®
Dial
pointer
@
Power
indicator
Rewind
button
(<<)
@
MW/LW
selector
@
Level
indicator
@
Playback
button
(>)
®
Balance
control
®
Record
level
control
@)
Recording
button
(O)
FM/AM
selector
®
Tape
selector
@
Power
switch
®
Tuning
control
©
Microphone
jack
@®
Cassette
holders
Volume
indicator
Pause
button
(@8)
@
Headphones
jack
®
Dolby
NR
switch
REAR
@)
FM
antenna
(aerial)
terminals
(75
ohms)
@
FM
antenna
(aerial)
jack
(75
ohms)
@
AM
loop
antenna
terminals
@
AM
external
antenna
terminal
@
CD
input
jack
@)
PHONO
terminal
(For
HT-MD10
only)
@
Radio
interference
frequency
(RIF)
cancel
switch
@
Speakers
terminals
PRECAUTIONS
@
Never
use
strong
detergents
or
solvents
for
clean-
@
Be
careful
not
to
damage
the
power
supply
cord.
ing
the
cabinet
of
this
unit
as
they
could
damage
Be
sure
to
hold
the
plug
when
pulling
it
out;
do
not
the
surface
finish.
pull
the
cord.
@
Protect
the
unit
against
excessive
heat
(e.g,
direct
sunlight),
dust
and
moisture.
TUNER
OPERATION
Note:
When
operating
the
tuner,
set
the
Power
of
CD
player
to
“OFF”
1.
Insert
the
power
supply
cord
into
a
convenient
AC
5.
Adjust
the
Volume
control
@
and
Graphic
equa-
outlet
and
press
the
Power
switch
@
to
the
“ON”
lizer
controls
@.
position
then,
Power
indicator
@
lights.
6.
Adjust
the
Balance
control
©
so
that
the
sound
2.
Set
the
Function
selector
to
the
“TUNER”
posi-
seems
to
come
from
a
point
midway
between
the
tion.
two
loudspeakers.
3.
Press
the
FM/AM
selector
©
(and
MW/LW
selec-
7.
To
turn
off
the
radio,
set
the
Power
switch
@
to
tor
®)
to
select
the
desired
band.
“OFF”.
4.
Turn
the
Tuning
control
@
to
select
the
desired
Station.
i
:
3
=
=
ANTENNA
(AERIAL)
INFORMATION
.
po
ee
@
FM
Reception:
FM
antenna
It
is
necessary
to
connect
an
external
antenna
(aer-
ial)
[either
a
dipole
or
outside
antenna
(aerial)]
to
|
75
ohms
i
the
FM
antenna
(aerial)
socket
(75
ohms)
@
or
FM
|
|
!
coaxial
;
cable
antenna
(aerial)
terminals
(75
ohms)
@
AM
(MW,
LW)
Reception:
@
AM
loop
antenna
Always
ensure
that
the
accessory
AM
loop
anten-
na
is
connected
to
the
AM
loop
antenna
terminals
®@
on
the
rear
panel
of
the
unit
for
use.
Detach
the
AM
loop
antenna
from
the
set
and
locate
the
position
which
provides
the
clearest
reception.
(For
instance,
it
can
be
used
by
at-
taching
to
a
wall
or
to
the
back
of
the
audio
rack.)
@
Outdoor
AM
antenna
When
using
the
unit
at
a
distance
from
the
broad-
casting
stations
or
nearby
a
ferro-concrete
build-
ing
where
the
signal
field
strength
is
weak,
an
outdoor
AM
antenna
should
be
installed.
Connect
the
vinyl
wire
to
the
AM
external
antenna
terminal
@
on
the
rear
of
the
unit
and
secure
it
where
reception
is
optimum.
The
AM
loop
an-
tenna
should
not
be
disconnected.
RADIO
INTERFERENCE
(RIF)
CANCEL SWITCH
When
recording
an
AM
program,
beat
interference
(created
by
the
station's
frequency
and
harmonics
of
the
recording
bias
frequency)
may
occur.
In
this
case,
the
Radio
interference
(RIF)
cancel
switch
@
should
be
set
to
another
position.
TURNTABLE
AND
CD
PLAYER
OPERATION
See
Connections
on
page
7.
1.
Depress
the
Power
switch
@
to
the
“ON”
position,
and
the
Function
selector
to
the
“PHONO”
or
“CD”
position.
2.
For
operation
of
the
turntable
or
CD
player
refer
to
their
operating
instructions.
CASSETTE
TAPE
DECK
OPERATION
Only
TAPE-2
record,
it
is
impossible
to
record
with
TAPE-1.
INSERTION
OF
CASSETTE
Press
the
Stop/Eject
button
(O4)
@
firmly
to
open
the
Cassette
holder
@.
Then,
insert
the
cassette
with
the
opening
face-down.
PLAYBACK
1.
Press
the
Power
switch
@
to
the
“ON”
position,
and
the
Function
selector
to
the
“TAPE”
posi-
tion.
.
Insert
the
cassette
tape.
Set
the
Tape
selector
switches
@,
matching
it
to
the
tape
to
be
played
back.
.
Set
the
Dolby
NR
switch
@
according
to
the
tape.
.
Press
the
Playback
button
(>)
@
to
start
playback.
Adjust
the
Volume
control
©,
Graphic
equalizer
contro!
®
and
Balance
control
©.
.
When
a
temporary
halt
is
desired
during
playback,
press
the
Pause
button
(Hf)
@.
Press
the
Pause
button
(#8)
©
again
to
resume
playback.
;
Ms
stop
playback,
press
the
Stop/Eject
button
(O
4)
on
fw
NO
Oo
NOTE:
When
operates
during
play
TAPE-1,
the
playback
sound
of
TAPE-1
cut
off.
CONTINUOUS
PLAYBACK
(TAPE-2
>
TAPE-1)
1.
Press
the
Power
switch
@
to
the
“ON”
position,
and
the
Function
selector
to
the
“TAPE”
posi-
tion.
2.
Insert
the
cassette
tape
both
TAPE-1
and
TAPE-2.
Set
the
Tape
selector
®
matching
it
to
the
tape.
.
Press
the
playback
button
(>)
@
of
TAPE-2
to
start.
.
Press
the
Pause
button
(Bf)
and
Playback
button
(>)
@
of
TAPE-1.
When
TAPE-2
comes
to
end,
TAPE-1
starts
playback.
fw
FAST
FORWARD
AND
REWIND
Press
the
appropriate
button
(>P)
or
(<4)
until
it
locks;
to
release
the
button,
press
the
Stop/Eject
button
(O&)
©.
RECORDING
(TAPE-2
only)
From
radio
program
1.
Operates
1
—
4
in
the
description
of
tuner
opera-
tion.
Insert
a
cassette
tape.
Set
the
Tape
selector
®
matching
it
to
the
tape
to
be
recorded.
By
your
wish
set
the
Dolby
NR
swtich
@.
Press
the
Pause
button
(8)
©.
Press
the
Recording
button
(0)
@)
and
Playback
button
(>)
@
simultaneously.
Adjust
the
Record
level
controls
®
so
that
the
Le-
vel
indicator
@
become
near
by
“O
dB”.
Release
the
Pause
button
(§)
©
Recording
starts.
Press
the
Pause
button
(98)
©
for
temporary
stops
during
recording.
Press
the
Pause
button
(If)
©
again
to
resume
re-
cording.
10.
To
stop
recording,
press
the
Stop/Eject
button
(0
A)
©.
NOTE:
Recording
will
not
be
made
if
TAPE-1
is
operated
(played
back,
fast-forwarded
or
rewind)
while
re-
cording
from
radio
program,
turntable,
or
CD.
09
N
OR
WN
From
turntable
At
using
HT-MD
10,
connect
to
PHONO
terminal
@.
1.
Press
the
Power
switch
@
to
“ON”
and
the
Func-
tion
selector
@
to
the
“PHONO”
position.
2.
Play
the
desired
disc.
3.
Proceed
with
steps
2
to
10
in
“RECORDING
from
ra-
dio
program”.
From
microphone
1.
Press
the
Power
switch
@
to
“ON”,
and
the
Func-
tion
selector
@
to
the
“TAPE”
position.
2.
Connect
a
microphone
plug
into
the
Microphone
jack
©.
NOTES:
@
The
sound
from
the
microphone
can
be
record-
ed.
However,
the
sound
cannot
be
heard
from
the
speakers
or
headphones.
@
Suitable
impedance
for
this
jack
is
1
kohms
or
less.
3.
Proceed
with
steps
2
to
10
in
“RECORDING
from
ra-
dio
program”.
From
CD
player
Connect
the
CD
player
to
CD
input
jacks
@.
1.
Press
the
Power
switch
@
to
“ON”
and
the
Func-
tion
selector
@
to
the
“CD”
position.
2.
Play
the
desired
disc.
3.
Proceed
with
steps
2
to10
in
“RECORDING
from
ra-
dio
program”.
DUBBING(Tape
copy)
The
dubbing
is
possible
from
TAPE-1
to
TAPE-2
only.
1.
Press
the
Power
switch
@
to
“ON”
and
set
the
Function
selector
@
to
the
“TAPE”
position.
2.
Set
the
Tape
selector
®
matching
it
to
the
tape
to
be
recorded.
3.
Press
the
Pause
button
(88)
©
and
Playback
button
(>)
@
of
TAPE-1.
4.
Press
the
Recording
button
(0)
@
and
Playback
button
(>)
@
of
TAPE-2
simultaneously,
and
TAPE-
1
starts
playback
automaticaly,
Tape
dubbing
starts.
NOTES:
@
Follow
the
above
procedure
for
tape
dubbing.
@
It
is
possible
to
monitor
sounds
on
other
program
sources
while
dubbing
a
tape
program
from
TAPE-1
to
TAPE-2.
This
equipment
should
not
be
used
for
taking
co-
pies
of
tapes
in
breach
of
copyright.
Copyright
subsists
in
most
pre-recorded
tapes.
MIXING
RECORDING
Recordings
from
the
turntable,
CD
player
or
tuner,
and
from
the
microphone
can
be
performed
at
the
same
time.
1.
Set
the
Function
selector
to
the
desired
posi-
tion.
2.
Play
the
desired
disc
or
receive
the
broadcast.
3.
Insert
the
microphone
plug
into
the
Microphone
jack
©.
4.
Proceed
with
Steps
2
to10
in
“RECORDING
from
radio
program”.
NOTES:
@
The
mixing
level
between
the
microphone
and
sound
is
fixed.
@
The
sound
from
the
microphone
cannot
be
heard
from
the
speakers
or
headphones.
AUTO
STOP
If
the
tape
is
fully
wound
during
recording
or
play-
back,.it
stops
automatically
at
the
tape
end.
To
stop
the
tape
at
any
other
position,
press
the
Stop/Eject
button
(O
4)
@.
ERASING
When
a
recording
has
being
made,
any
sound
al-
ready
recorded
on the
tape
is
automatically
erased
before
a
new
recording
is
made.
Erasure
is
accom-
plished
only
when
this
unit
is
in
the
recording
mode.
To
erase
a
tape
without
making
a
new
recording,
set
the
Functioneselector
©
to
the
“TAPE”
position
and
Record
level-control
©
to
the
“O”
position
and
press
the
Recording
button
(0)
@
and
Playback
button
(>)
@
simultaneously
after
removing
the
microphone
plug.
AMPLIFIER
OPERATION
LISTENING
THROUGH
HEADPHONES
GRAPHIC
EQUALIZER
CONTROLS
Plug
the
headphones
into
the
headphones
jack
@
for
The
audio
spectrum
is
divided
into
2
bands.
When
private
listening.
This
automatically
disconnects
the
each knob
is
right,
the
sound
is
emphasized,
and
loudspeakers.
.
when
each knob
is
left,
the
sound
is
attenuated.
Ad-
just
them
to
obtain
your
favorite
tone.
The
character-
istics
become
flat
with
the
2
knobs
set
to
the
center
(“0”)
positions.
CASSETTE
MAINTENANCE
HEAD
CLEANING
Clean
the
heads,
capstan
and
pressure
roller
periodi-
cally
with
a
head
cleaning
stick
moistened
with
alco-
hol,
or
methylated
spirit.
Never
use
a
sharp
or
metallic
instrument
or
tool
for
cleaning
these
parts.
Cleaning
stick
Erase
head
Capstan
DEMAGNETIZATION
The
head
inevitably
becomes
magnetized
slightly
after
long
use.
As
a
result,
high-frequency
sound
may
be
lacking
or
noise
is
generated.
Perform
head
de-
magnetization
occasionally
with
a
head
eraser.
RECORDING
PROTECTION
If
the
plastic
tabs
on
the
side
of
the
cassette
are
re-
moved,
recordings
can
be
protected
against
acciden-
tal
erasure.
If
recording
is
to
be
remade,
cover
hole
of
removed
tab
with
adhesive
plastic
tape.
Pressure
roller
Record/playback
head
Side
“B”
Tab
“A”
DOLBY
NR
(Noise
Reduction)
SYSTEM
With
the
Dolby
NR
system,
during
recording,
the
level
@
Cassettes
recorded
through
the
Dobly
NR
circuit
of
the
low
passages
is
increased
considerably;
during
must
be
played
back
in
the
Dolby
NR
mode
(if
playback
these
passages
are
reducédsto.
their
original
played
back
with
normal
playback
equalization,
the
level.
Therefore,
the
tape
hiss
is
alg6,redticed
by
the
sound
seems
too
sharp).
same
amount
and
is
not
audible
during
playback.
@
Normal
recordings
should
not
be
played
back
Before
playback
of
a
cassette, it:should
be
ascer-
through
the
Dolby
NR
system
(if
played
back
with
tained
if
the
Dobly
NR
switch
@
is.set:to
the
proper
Dolby
NR
equalization,
the
sound
will
seem
“mud-
position.
dy’).
CONNECTIONS
TURNTABLE
(HT-MD10)
@
This
unit
is
provided
with
terminals
for
loudspeakers.
When
|
@
The
speaker
impedance
suitable
for
the
HRD-MD
10
connecting
the
speaker
cords,
push
the
red
and
black
buttons
is
8
to
16
ohms
and
speakers
with
a
suitable
max.
on
the
speaker
terminals
and
connect
them
without
confusing
permissible
input
should
be
used.
(+),
(-)
and
L,
R.
SPECIFICATIONS
as
GENERAL
SPECIFICATIONS
Power
Supply:
Power
Consumption:
Dimensions:
Weight:
AMPLIFIER
SECTION
Audio
Output
Music
Power
Output:
Tone
Control:
Input
Sensitivity
and
Impedence:
Output
Impedance:
TUNER
SECTION
Circuit
System:
Tuning
Range:
IHF
Sensitivity:
FM
Stereo
separation:
FM
S/N
(Signal
to
noise
Ratio):
Aritannas:
~
240V,
50
Hz
75W
370
(W)
x
246
(H)
x
264
(D)
mm
[14-9/16"
(W)
x
9-1
1/16"
(H)
x
10-3/8"
(D)]
6.4
kg
(15
Ibs.
6
oz)
10W
x
2
(8
ohms,
1
kHz)
20W
x
2
(8
ohms,
1
kHz)
100
Hz
+
8dB
10
kHz
+
8
dB
CD
150mV/50
kohms
MIC
2mV/3
kohms
Speaker:
8
to
16
ohms
Headphones:
8
ohms
FM/MW/LW
3-band
superheterodyne
FM:
87.5
to
108
MHz
AM
(MW):
530
to
1605
kHz
LW:
150
to
285
kHz
FM:
5
pV
(S/N
26
dB)
AM
(MW):
600
nV/m
(S/N
20
dB)
LW:
2,500
pV/m
(S/N
20
dB)
35 dB
60
dB
FM:
External
antenna
(aerial)
AM
(MW/LW):
Loop
antenna
Out
door
antenna
TAPE
DECK
SECTION
Cassette
tape
deck
Tape:
Tape
Speed:
Recording
System
and
Bias
Frequency:
Track
System:
Erasing
System:
Frequency
Response:
Cassette
tape
4.75
cm/s
(1-7/8")
AC
bias,
85
kHz
4
track
2
channel
AC
erase
Normal:
70
Hz
to
14
kHz
CrO2z:
7OHzto
14
kHz
Signal-to-Noise
Ratio:
Dolby
ON:
58
dB
OFF:
50
dB
Crosstalk:
60
dB
Erase
Ratio:
65
dB
Motor:
DC
Motor
Specifications
and
design
may
be
changed
without
notice
for
improvement.
This
appliance
comforms
to
the
requirements
of
B.S.
800,
1983.
Hitachi
Sales
(U.K.).Ltd.
Hitachi
House,
station
Road,
Hayes,
Middlesex
UB3
4DR,
ENGLAND
Tel:
01-848-8787
(Service
Centre:
01-848-3551)
Printed
in
Taiwan
(H,
FL)
4959339
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