Maxell IBX-2 User Manual

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Nakamichi

2

Head

Owner's Manual

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Congratulations!

have chosen a

You

Nakamichi

The
experience

with high-grade cassette

superior technology

very fine cassette

BX-2 was developed

and

overall characteristics

Please take

the time

this cassette

you.

Thank

deck.

to read this

Nakamichi Corporation.

following

represents

and

deck.

the basis of

on

While incorporating

decks.

its

sound

an extraordinary

manual in

its entirety

policy,

this company's

much of

this basic

model delivers

value at a moderate

to fully acquaint

extensive

Nakamichi's

price.

yourself

high

with

CONTENTS
Connections

Instructions.

Safety
On Cassette
Controls

Precautions.
Operation

Maintenance.
TroubleshootinS.
Specifications.

and Features

Playback
Matching
Various Cassette
Recording

Recording or Playback.

Timer

. . .
.

Tapes

the Deck

. . .. ..

to

Tapes.

.........

........... . 5

......... 5

.

............ 6

..'

........ 5

........

........ 7

....... 7

....... I

z
e

6

I

RISK OF ELEITRIT
5HIItK. DO TIOTOPEN

CAUTION-

TO REDUCE
ELECTRIC
REMOVE

USER-SERVICEABLE
REFER SERVICING

SERVICE

THE RISK OF

SHOCK,

COVER

DO NOT

(OR

BACK). NO
PARTS INSIDE.

TO

PERSONNEL.

Connections

consulting

After
amplifier
with RCA

make connections
Take care not to
channels.

power

to

be switched off.

the instructions

or receiver, use

(provided

plugs

as shown

mix up left and

making connections,

While

the deck and

to the amplifier should

the shielded cables

with the deck)

in the chart.

I

AA

QUALIFIED

your

for

to

right

the

The lightning
symbol,
intended to alert

uninsulated

of
within
be of sufficient

risk of electric

The
equilateral triangle

user of the

the

operating
instructions,
accompanyi

flash with arrowhead

within an equilateral triangle,

the user of the

"dangerous

product's

the

magnitude to constitute a

shock to

exclamation

ooint

is intended to alert

presence

and maintenance

in the literature

ng

appliance.

the

voltage"

enclosure;

oersons.

within

an

of important

(servicing)

is

oresence

that may

WARNING

TO PREVENT

HAZARD,

APPLIANCE

THIS
MOISTURE.

Please record
Number
retain
Model
on

Model
Seriaf

in the space

these

Number and Serial

rear

the

Number:

Number:@

FIRE OR SHOCK

NOT EXPOSE

DO

the Model

provided

numbers.

panel

of the

Nakamichi BX-2

below

Number

OR

are

and

located

TO RAIN

Number and Serial

unit.

J

Headphones
Standard
impedance of 8- 1 50
connected

Microphone Connections
The BX-2
When microohones

recording, a separate
a line output

line input

deck's
Nakamichi offers

Microphone

for left, right and

inputs

microphones. To
separate PS-100

2

headphones

stereo

headphone

to the

possesses

are to be used

must be connected

terminals.

the ootional

Mixer, which

power

Power Supply

with an

may be

ohms

jack.

line input facilities.

only

microphone

center blend

the MX-1 O0,

to this

MX-1

provides

is required.

for

mixer with

00

three

(L+R)

the

amplifier's

to

"Rec

Out"

terminals

wall outlet or

to AC
amplifier's

AC outlet

(L,

to

amplilier's

"Tape

Play"

terminals

(L,

R)

Safety

Instructions

r

following safety instructions

\r6luded in

regulations.

1. Read Instructions
operating instructions
before

2.

Retain
operating instructions
lor

3. Heed Warnings
appliance
should be adhered.

4.

Follow lnstructions
use instructions

Water

5.
should
example, near a bathtub, washbowl,

.

kitchen

,

arbasement,

6. Carts and
be used
recommended

7.

Wall or

should be mounted
as recommended

compliance with

Please read

the appliance is

instructions

future reference.

and in the operating instructions

and Moisture

not

be used

laundry

sink,

or near a swimming

Stands - The

only with a

Ceiling Mounting

them

-

All the

should

operated.

-

The
should be retained

-

All warnings

-

All operating

should

be followed.

-

The

near

water

tub, in a wet

cart or stand that is

by the manufacturer.

to a wall

by the manufacturer.

have

safety

carefully.

safety and

appliance should

-

been

standard

safety and

read

be

the

on

and

appliance

-

for

pool,

etc.

The appliance

or ceiling only

8. Ventilation
situated
does not interfere
ventilation.
should
or similar
ventilation
installation,

that
ventilation

9. Heat

away from

heat registers,
(including

1O.Power

connected
type
instructions
appliance.

1 l.Grounding

should be taken
polarization

defeatdd.

1 2.Power-Cord

cords
not likely
items
particular

convenience receptacles,
where

-

The

so that its location

not

surface that may

may impede

-

The

Sources - The

described in the

should be routed

to be walked

placed

attention

they exit from

appliance

with its

For

example, the

be situated

openings;

such as

the flow

openings.

appliance

heat

sources

stoves, or

amplifiers)

power

to

a

or as marked

or Polarization

so that

means

Protection

upon or against

should be

position

or

proper

appliance

on a bed,

block the

placed

or

a bookcase

of

air through

should be

such as radiators,

other appliances

produce

which

appliance

supply

only of

operating

on

the

-

Precautions

grounding

the

of an

appliance is not

-

Power-supply

so that they are

pinched

on or

them,

and

plugs,

the

to cords at

the appliance.

sofa, rug

in

a built-in

or cabinet

situated

heat.

should

the

by

paying

point

or

the

be

l3.Cleaning

cleaned
manufacturer.

'1

4.Nonuse Periods
appliance
outlet when
time.

1S.Object

taken
are not
openings.

16.Damage
appliance

service
A. The

B. Objects

C. The
D.

E.

lT.Servicing

to
described
other
qualified

-

only as recommended

should

and Liquid

so that

spilled into

Requiring

should be

personnel
power-supply

been damaged;

spilled into
rain;

The appliance
operate normally

change in
The appliance
enclosure

service

have fallen,

appliance

or,

­the appliance

in the

servicing

service

The

appliance

­be unplugged from

left

unused for a long

Entry

objects

when:

the

appliance;

has

does not

performance;

has

damaged

The

user'should

operating instruction.

should

personnel.

should be

power

The

-

Care should be

do not fall and liquids

the

enclosure through

Service

or,

-

serviced by

cord or the

liquid

or

been exposed to

appear to

or exhibits a marked

or,

been dropped,

beyond

be referred

by the

cord of the

period

The

qualified

plug

has been

or,

not

attempt

that

to

the

of

has

or the

All

On

Cassette

Precautions

1. C-120 cassettes
per

side) contain extremely thin tape

which breaks

1,

Vsometimes

is of low sensitivity.
cassettes are
high{idelity recording.

2. Do not

3. Be careful not to turn the

4. Store cassette tapes away

pull

housing.

with the fingers, causing

humidity,

as caused by

(playing

or snarls easily, is

subject to

Therefore,

not

recommended

out the tape from

dust, and magnetic fields

speakers, TV sets etc.

Cassette Tabs

You can
accidental erasure

completely removing

/
pn

protect

valuable

and re-recording

r

top edge of the cassette.

.io" is located

the appropriate tab

on the top left-hand

Tapes

time one

stretching and also

cassette reels

tape slackening.

recordings from

The tab for

hour

C-120

for

the cassette

from heat, high

such

by

on

corner as
screwdriver, and
it off.
recess.
over a side for which the tab has been
removed, cover the tab
of adhesive

Cassette Insertion
(1)lnsertion

you

face the

push

not leave

Do

you

lf

wish

tape.

Break

off this
Side B
erasure.

1. When

2. Insert the cassette

tab to

or 2 from accidental

of a Gassette

the eject button is

mode,

stop

the exposed tape facing

the tab down to break

the broken tab in the

at a

protect

and

the cassette holder

side. Use a small

later

date to record

opening with a

Break off this
protect

Side

trom accidental erasure

Removal

pushed

into the holder

down

piece

tab to

A or 1

in the

opens.

and

with

the

label

of the desired side facing

push

Gently
into

the

protection

For
transport, do not
in any mode

(2)Removal

1.

2. When

3. Remove the

of a Cassette

Press the stop

the eject button is

cassette holder opens.

the cassette

panel.

of the tape and tape

press

other than the

switch.

cassette.

you.

holder back

the eject button

stop

pushed,

mode.

the

Controls and Features

(1)

Eiect Button

By depressing this button,
holder is opened for insertion and
a cassette.

(2)

Power Switch
Pressing this switch activates the deck.
Depressing

off. When the
switch indicator lights up.

(3)
This switch

automatic
odernal audio timer.

(4)
Accepts standard stereophone

(5)
The cover can be easily

cleaning of
(6)

Provide exact
range

(7)
When the Dolby B-Type NR or the Dolby

C-Type NR
lights up.

(8)
When this switch

the tape

fast-forward at the
indication. When the switch is set to

"Memory
fast-forwarded,

from the

(9)
By depressing this switch during recording,

the

During operation, the indicator lights up.

it

once

power

Timer

Switch

permits

playback

Headphone

Cassette

Peak LeYe! Meters

of

Dolby

Memory

Rec Mute Switch
input

Jack

Holder

heads s1s.

indication of

-30

dB to *5 dB.

NR lndicators

is

used,

Switch

is

is

stopped

Play" and

playback

"OOOO"

indicAtion.

signal can be temporarily cut off.

the cassette

removal

more

switches

is switched

unattended recording or

in

conjunction with an

removed for routine

(*p.

7)

peak

the respective indicator

"Memory

set to

from rewind or

"0000"

tape counter

the

is rewound

tape

automatically starts

power

the

on, the stop

plug.

levels in the

Stop",

or

(1O)

Rewind

Switch

For rapid tape

of

direction,
(1

1) Fast-Forward Switch
For rapid tape
direction,

(1

2)

Stop

the D section is

When
motion comes to a full stop and the indicator
lights up.

(13)

Play Switch

Press the
playback.

recording-standby mode, recording starts.
During operation,

(14)

Pause Switch
Press the
short-term
playback.
recording

(15)

Record Switch
Press the O section of the switch for
recording. This deck
recording-standby feature.
pressing
mode, the recording-standby mode is
entered. During operation, the indicator lights

&

uo.

(16)

Output Level
Adjusts

headphones listening
(17)

Master

to adjust the input

Used
left

and

level

balance between

recording
control. The
also be used to fade in
recording.

winding in

press

the

winding

press

the

Switch

>

section

When the switch is

section

EE
interruption

The indicator

playback, press

or

the record switch from the

the line

output

lnput

right

channel simultaneously. The

is adjusted with the balance

master

the reverse

<<

section

in the forward

>>

section of the switch.

pressed,

the

of

switch

pressed

the indicator lights up.

the

of

switch

recording

of

lights up. To resume

the

possesses

By simply

Control

level

and the

level.

Level Control

(record)

channels in

both

inout level control can

fade

or

out

of the

switch.

the tape

to

start

in the

for

or

play

switch.

a one-touch

stop

level for the

a

(18)

MPX Filter

to cut the 19-kHz multiplex carrier

Used

which

signal,
Dolby NR system when recording from FM
stereo broadcasts. When recording from
other sources, this switch
off.

(19)

Tape Selector Switches
Depending on the tape used for recording,
the appropriate
Refer to
Cassette

(2O)

Equalizer Switch
Depending on the tape used
playback,

selected.
Various Cassette Tapes" on

(21)

Dolby NR Switches

to select the

Used

desired: either

1o-dB improvement
frequency
for a

20-dB

is

system

indicator lights up.

(22)

Balance Control

to

Serves

left and right

(23)

Gounter

pressing

By

indication is reset

(24)

Tape Counter

be used to

Can

and to check

moment.
Starting from the
carried out

playback

count") and

("minus

mode

Switch

could cause

position

"Matching

Tapes" on

the appropriate

Reler to

the

ratio

S/N

improvement. lf a Dolby NR

the respective

used,

the level

adjust

channel

Reset

this switch, the tape counter

index

the tape's

"0000"

"9999"

up to

fastJorward

and

down to

count").

misoperation

should

must

the Deck to Various

page

"Matching

noise
Dolby B-Type

in mid­or

"0000".

to

"-999"

be selected.

5.

for recording

position

the Deck to

page

reduction system,

and

the Dolby G-Type NR

Dolby

balance

in recording.

Switch

sections on the

position

indication, count is

in

the

modes

in the rewind

be set to

must be

5.

NR for a

high-

between

given

at a

record,

("plus

of

NR

tape

the

or

if

J

il

V

a

Precautions

1)

After the
on, the tape

Inoperative
circuits

(2)

After timer recording
completed,
operative. To eject
case,

OpefatiOn

power

control buttons

for

appr.4

have become

the eject

press

not

do

to the deck is

stable.

or timer

button may not

the tape

the

switched

are

seconds,

playback

in such

button forcibly.

Gheck once more whether

lPlaybackl

(1)

Confirm that the

-

Switch on

jassette

\zholder.

(2)

Set the equalizer
appropriate

(3)

lf

the tape to
recorded
reduction,
Dolby NR switches.
recorded
reduction,
respective
lf the tape to
recorded

press

(4)

the

Press

the > section

lMatching

Tape

Selector Switch and Eq Switch Settings

:)U120

pS

I

-E-

EX

I

SX,/TO&S

Tape

_T,^6

timer switch is

power

the

played

to be

switch to

position

played

be

with

Dolby

press

the

with Dolby

press

the

Dolby

NR indicator

played

be

with

Dolby noise

"Off"

switch.

and insert

into the

for

C-Type noise

"C"

lf the

B-Type noise

"B"

of the

set to

the

cassette

the
the tape in
back was

switch

of the

tape was

switch.

The

lights

back was

reduction,

play

switch.

the Deck to Various

Position

Tape

Position

Selector

IL

SX

q6t6^+^r_

IL

zx

Switch Eq

not

ItAIL

EX

SX

ZX

until all

(3)

is

be

a

Set

all connections

(5)

Off.

use.

up.

(6)

Gassette Tapesl

(Recommended

Switch

Eq(rrsec)

I

.EL

70

the

timer switch to
switch to
and the tape

Voltage
AC voltage
which
selector
in

Adjust

level control.

When the tape
auto-shutoff
stops the tape transport.
remove
press
For temporary interruption
press
switch. To
play

o

.

On. The button is

Selector

you purchased

permits

case the

the desired volume

the tape

the E section

the

EE
resume

switch

The logic-controlled

permits

deck
mode into
rewind,

from rewind

etc.) without

playback

During
display the level
Readings are

the

output

Off, and the

can be removed.

is factory-set

re-setting

deck

between

end is reached,

mechanism

during

section

again.

going

any

using

not affected

level

for the

your

is

to be used

amplifier

automatically

lf

playback,

of the

of the

playback, press

transport

from

(i.e.

other

to

the

peak

the
recorded

control.

Tapes)

Nakamichi
Nakamichi EX
TDK AD,
MaxeII
Fuji FR-l
AMPEX GM-I

Nakamichi
TDK

Maxell
Fuji

AMPEX GM-II

Brand Name

power

now

operative

country in

BX-2. The voltage

of mains

in a

voltage

different

and cassette deck have been

with

the output

the

you

want

to

first

stop switch.

playback,

of

pause

the

of this

any

transport

play

from
fast-forward,
stop switch.

EX

UD,

SX
SA-X
UD-XU, XL-[S
FR-ll

to

level meters
on

the tape.

by

turning

II

AD-X

XL-IS

UD-XLI,

counlry.
Note:
Safety regulations in

prohibit

inclusion
feature, therefore, may
deck.

certain countries

of a

_

120V

@m@

220_24OV

properly

I

Memory

By setting the memory

playback

Play",

"00O0"

the
tape is
setting the

motion during rewind
automatically
point

I

Dolby

This

B-Type
reduction
selected. The
approximately
the
NR
appr.2O
kHz,
For
recorded
NR
playback
C-Type

presseo.

.

The
any noise
source signal.

noise-free as

tape counter

rewound

switch to

is

reached.

NR

deck incorporates

and the

systems, which

high frequencies.

achieves

"B"

use recording

in

dB

where noise is most

playback

with Dolby

switch has

of a tape recorded

NR, the

Dolby NR system

estabtished.

Switch

automatically

fast-torwarded.

or

"Memory

stops when the

System

Dolby C-Type noise

Dolby B-Type

1O dB

of noise reduction

ratio

a S/N

the range

of a tape which

B-Type NR,

to be

"C"

switch must

already

You should
sources

oossible.

voltage

selector.

be absent from

1

switch

fast-forward

or

both the

The

contained in

"Memory

to

starts from

point

when

Stop", tape

"0000"

Dolby

can be freely

provides

NR

Dolby C-Type
improvement
from 2 kHz

readily

audible.

was

the Dolby

pressed.

with

Dolby

be

does not

therefore

which

are as

the

By

of

to

For

reduce

the

This

your

in

8

.

This

results

EX

a

.lttnese

ape

Selector

.u-

EX

cassette deck will

trcassette

tapes whenever

SX

with

Nakamichi ZX,

tapes.

l

-E­zx

achieve

Therefore the use

possible

best

SX and

is

Nakamichi
TDK
ilaxell

Fuji FR-Metal

AMPEX

recommended.
lf

of

other tapes are used, it is

to choose tapes from

ZX
MA,
MX

MPT

this list.

MA-R

desirable

Frequency Response

and

Ff*ncy

(Hz)

Noise

Spectrum

Analysis

lRecordingl

(1)

Confirm
Switch
cassette
cassette

(2)

Set
equalizer switch

Cassette

(3)

switches.

(4)

(5)

(6)

(7)

(8)

that the timer switch

power

on the

to

be

and insert the

used for recording

holder.

the tape

use.

selector switches and

"Matching

(*

according

the Deck

Tapes")

NR is to be

lf the Dolby
press

used,
respective Dolby
lf no Dolby
press
When recording
the MPX filter switch

Pressing
the tape counter
convenient

point

C-Type

"C"

the

lf the Dolby

press

the

switch

"8"

the Dolby NR

of

B-Type

switch.

NR indicator lights up.

noise reduction

"Off"

the

switch.

from FM broadcasts,

to On.

the counter reset switch

indication to

to easily re-locate the starting

the recording or

of

Play feature.

pressing

By

switch,

the recording-standby

The red O

and the

the O section of the

the deck

automatically

(Rec/Pause)

indicator in the record switch

green

indicator in the

0E

switch light up.

peak

While watching

adjust the

up the master

sliding

and adjusting
balance
For hints on

paragraph

the
When the > section of
pressed,

When the
auto-shutoff
stops the

you

lf

want to

recording,

switch.

stop

For temporary
press

the

switch.
play

switch again.

.

pressing

By
switch

record switch depressed,

the

the

recording level by

input level control

the left/right channel

with the balance control.

proper

level

"Record

Level Setting".
the

recording starts.

tape end is reached, the

mechanism automatically

tape transport.

remove the tape during

press

first

the

interruption of recording,

section of

!!

resume recording,

To

the > section of the

while keeping the O section of

recording can be started immediately

entering the standby mode.

without

.

lf the record switch

play

the
cannot

switch, the

be entered.

is
recording mode

is set to Off.

into the

the

to the tape

in

to Various

used,

NR is to be

The

used,

is to be

set

to bring

"0000"

is

use the Memory

record

goes

into

mode.

pause

level meters,

gradually

settings,

tr

the

refer to

play

switch is

section of

pause
press

the

the

play

pressed

after

I
By
recording,
record
off and the
the switch
can
tape, etc.

Mute

Rec

pressing

the tape

mode,

be used to

The line output

the Rec Mute switch

but the

indicator

is being

headphone output
this operation,
continuously

I Record
This deck's

"overshoot"
levels with a

"Chrome"
Adjust record

lights up only
oeaks.

[Timer

This

deck

which enables

monitor the

Level Setting

LED

problems

high degree

(LH)

position

position

levels so that the + 3 dB

occasionally on

Recording or

incorporates

you
recordings or start
selected

time with the use of a

continues to

run in the

input signal is cut

lights for as long as

kept depressed.

insert blank spaces

and the

muted during

are not

possible

it is

so that

input

signal.

level meters are

and display

of accuracy.

tape formulations,

tape fotmulations:

the highest signal

I

'-

|

le
I l- r

lr

r_

I

LI

_!-.

I t-.
I :-

l!-.-! |

lr
tr­lr ^^ I I
lt-4-t I
l! ^^ I I

-*

"

-

-I

­_r I

-!-

-!

"

-:

-r

;l

rl

IJ

I

I

|

I

|
I

I
I

_-.l

*dB

r_

P€k Level

lr-w-r I

l' " I

LdBJ

As dilferent tape
different
the requirements
when using ditferent

Playback]

a timer-start feature,

to make unattended

playback

at a

timer.

pre-

during

This
on a

to

free of

peak

indication

overload

good

For

recordings,
maintain a high signal-to-noise
record level
impair the

is set too low tape

playback

other hand, setting
high will cause distortion.

guideline

chart below as
recording
The

Dolby C-Type

in this deck

prevent

to
saturation

levels can be set

without noise

"Metal"

record levels

Adjust
lights

up

oeaks.

a

levels.

possesses

distortion even at

levels. Therefore recording

in

reduction.

position

tape formulations:

only occasionally

so that the + 5

_
I

I
lr

Li

tapes.

(1)

Establish
chart.

(2)

Insert the tape
playback

components.

(3)

For
level to suit the
playback,

desired
set

(4)

For timer
switch
the

(5)

Set

(6)

At the

supply

deck

playing.

.

have slightly
characteristicq

degree

connections

and turn on

timer recording, set

the output control

set

level. Check

properly.

up

recording, set
"Rec".

to

switch to

the timer

"Play".
to the desired operation

pre-selected

power

to the

will automatically

Be sure to

"Off",

to

playback

set the deck's timer switch

when

feature is

tormulations

(headroom)

may vary to a certain

it is essential to

ratio. lf the

hiss will

quality.

sound

the record

On the

level too

Refer to the

to set

NR system

incorporated

advanced circuitry

high

the same

Peak Level
r_ q _t
!- e -l

|
tr

- -!_i

l-

rl - -!-r

lr c I I
ll

lr-

l!-,.-! |

lr I I
tr-

wav as

the highest signal

on

_-l

*dB

I
I

-

ll

I

­rl

-l

n

-

I

I

-r

I

-r

I

dB indication

l!-^-! |
l!-*-! I

Ir a I
L

to be used

--l

dB

as shown

in the

for recording or-

power

the

to all

the recording

expected signal. For

to the

if

components

all

this deck's timer

time,

playback,

the timer will

For timer

components, and

start recording

the timer recording or

not

desired.

timer

are

set

time.

the

or

I

Maintenance

'

d and Transport Cleaning

very important to regularily

\/

surfaces of the heads as well as the
capstan,

pinchroller

and all other

which come in contact with the tape. Tiny

particles
oarts,

shedded

as well as dust accumulations etc.

from

the tape onto these

become the cause of drop-outs, and severely
degrade frequency response and
wow-andJl utter characteristics.

Gleaning Procedure

Remove the

cassette

holder

cover. Use
cotton{ipped sticks or the like
audio

stores, etc.) to carefully and
light
white

pressure

on

clean the

the illustration. In

parts

cases of severe
contamination, dip the cotton tip in cleaning
fluid.

Cleaning

is facilitated if
removing the cassette holder
cover is closed again and the
depressed, thereby raising the head

---embly.

pressure

b

switch and clean the roller while it is

lry

roller is very dirty,

turning. At this time, be careful that the
cotton

tip does not

get

caught
roller and the capstan. After cleaning the
roller,

put

the deck

into

the

pause

again and clean the revolving capstan.

the

clean

parts

(available

with very

indicated

-

after

cover - the

pause

switch

press

between

mode

in

in

the

the

Erase Head

Guide Tape

Tape

Be careful not to
cleaning as the respective

Rec/PB Head

Guide

CaDstan

Pressure Roller

apply too much force in

parts

are
critically aligned. Take special care not to
damage the tape
Do not

use too much cleaning fluid and

give

the cleaned

dry off completely

you

When
be careful
on the cleaned

guides.

surfaces some time to

playing

before

have

used cotton-tipped

not

to leave any cotton strands

parts.

a tape.

sticks,

Demagnetizing

After a longer

build-up

capstan, etc.

induce noise
during
demagnetize these

hours of use with

50

period

residual

of

of use, there can be a

magnetism in heads and

residual

Such

magnetism can

and impair the high frequencies

playback.

prevent

To

parts

this,

about once

the optional Nakamichi

DM-10 Demagnetizer or another
designed demagnetizer.
demagnetizing

procedure,

demagnetizer's instruction

.

Always switch

For details on the

please

manual.

power

off the

before starting the demagnetizing

orocedure.

Gleaning
This unit

with a

solvents, ammonia

the

Faceplate

should be cleaned only by wiping it

soft, dry cloth. Never use alcohol,

or abrasive cleaning

agents.

Lubrication

All important moving
fitted

with long-life,

lubrication is

parts

this deck

of

oil-less bearings.

therefore not necessarv.

you

should

every

properly

consult the

to the deck

are

Periodic

Troubleshooting

Condition Probable
Taoe

qecord

\z

EX

Uneven
excessive wow/flutter.

Incomplete
Distorted record/playback

Record mode is entered,

recoro.
Cannot

Dull high lrequencies

Hum heard

not run.

dose

mode cannot

playback

cessive

sound levels, drop-outs,

erasure.

playback

during

be enteJed. 2.

hiss.

sound. 7.

but cannot

recording

playback.

or

'1.

3. Head

4.

5.

6.

8.

9.

lO. Wrong setting of tape selector switches.
| 1.

1 2. Head dirty.
1 3. Output disconnected.

14. Head dirty.
1

5.

16.

17. Strong
1 8. Signal

Cause

holder not

Cassette

tabs have been removed.

Cassette

is magnetized.

Heads and/or capstan and
Faulty cassette.

Erase head
Program material itsell is distorted.

Recording levels are too high.

Head dirty.

Input

disconnected.

dirty.

Head
Tape selector switches
correclly.

induction

cable

comoletelv

dtry.

fields near deck.

or connector

locked.

pressure

and/or equalizer switch not set

grounding

roller dirty.

laulty

Remedy

'1.

Press eiect button and then close cassette holder firmly
Place

2.

adhesive tape over tab opening or use new

cassette.I

Demagnetize head.

3.

4. Clean these oarts.

5. Reolace cassetle.
Clean head and

6.

7. Check

8.

9. Clean

'lO.

1.

1
1 2. Clean head.

13. Check connections.

14. Clean head.

1

5. Clean

16. Select correct

1 7. Keep deck away

18.

program
Wide dynamic range
but excessive

Adjust recording levels.

head.

Select correct setting for the tape in use.
Check

head.

lamos. etc.
Replace

material.

recording levels will cause

connections.

positions

signal cables.

roller

oressure

permits

some short-term overload,

for tape in use.

from

amplifier, transformers, fluorescenl

distortion.

Specif

ications

Specifications

TrackConfiguration..

Heads..

(Tape

Motors

Power Source.

Power

Tape

Wow-and-Flutter.....

Frequency Response .......2O

Signal-to-Noise Ratio .......

Total Harmonic

Erasure
Separation
Crosstalk

Bias Frequency... .. ..

Input
Output

Dimensions

Approximate Weight . .......5.5

Transport)

Consumption... ......23

Speed.

Distortion. . .

(Line)

(Line).
(Headphones)

.......4tracks/2-channelstereo

.....2

... .

DC servo motor
DC motor

.. .

1O0,
(According

1-718 ips.

.......

Less than
Less

Dolby

Better

Dolby B-Type

Better than 62dB

Less than
Less than

.. . . .

Better than

..

Better than

... Better

. ... . .

1 05

.50 mV

.......

O.sV

.. .

... .2.2 mW

.490(W x

16-15/16(W) x

12lb.2 oz

(erase

head x

1, record/playback head x 1)

(capstan

(reel

to

country of sale)

(4.8

cm/sec.)

0.1't%

0.06"/0

68dB

1.O%

1.2"/o
60
36

dB

60

kO

30

Hz, 0 dB,

(400

Hz, O dB,

110(H) x

drive) x 1

WTD Peak
WTD RMS

(recording

<70ps,

(400

Hz,

(70ps,

NR on

(400

Hz,

(400

Hz, 0 dB, ZX,
Hz, 0 dB,

@OO

(1

dB

00

(1

dB

kHz,

(1

kHz,

output

output

2s0(D)

4-5116(H) x

'12O,12O/22O-24O,22O

W max.

than

HZ-20,OO0 Hz

C-Type NR on
than

than

kHz

(400

kg

drive) x 1

or 24OY AC;

io.S%

-2O

level

ZX tape>

THD, IHF A-WTD RMS)

3%

ZX tape>

THD, IHF A-WTD

3%

II

EX

tape)

SX

Hz, 0 dB)

dB)

0
0 dB)

level

control at max.) 2.2 kO

level

control at max.) 8 O load

miilimeters

9-7l8(D)

inches

50/60H2

dB)

tape)

RMS)

Optional Accessories

ZX

Gassette

SX

Cassette
EX II
EX

Gassette Tape

DM-1 O Head Demagnetizer

SP-7

Tape
Tape

Cassette Tape

Headphones

Stereo

C-60, C-9O
C-60,

C-90

C-60, C-9O

C-60, C-90

Specifications
notice.

a

Dolby NR

a

The word
Corporation.

Nakamichi

Tokyo

Office
Shinjuku Daiichi Seimei
2-7-1

Nishishiniuku,

(03)342-21461

Phone :

f elex'. 2324721

0D041 007

and appearance

under license
"DOLBY"

Corporation

Shiniuku-ku, Tokyo

(NAKAM

design are subject to

from Dolby Laboratories

and the Double-D-Symbol

Bldg.

J)

change for further improvement without

Licensing

are trademarks

Nakamichi

1101
Santa Monica.
Phone
Telex :

Corporation.

of Dolby Laboratories Licensing

U.SA.

Colorado Avenue

Calif. 904O1

(213)

:

451-5901

(NAKREI

652429

Corporatio

SNM

n

)

Nakamichi

220

Westbury

Carle Place,

(516)

Phone:

U.SA.

Avenue

N.Y.

333-5440

Corporation

11514

I

\J

in Japan

G8209308

Printed