Pioneer CT-400 Service manual

()rrroruEErt

CASSETTE TAPE DECK

GGGGGT-4cIcI

MODEL CT-4OO COMES

Type Voltrge

HE AC 220V and 24OV {Swirchable)

HB Ac 220V and 240V

.

This additional

.

The

basic

to the CT-F615/KU

refer

service manual is applicable

performance

IN TWO VERSIONS

(switchable)

to the

of the

CT400/HE, HB types are

type

service

manual

CONTENTS

1. SPECfFTCATTONS . . . . . .........2

2. SCHEMATIC DIAGRAM, AND PARTS LIST

2.1 Schematic Oiagram

P.C. Boad Patterns . .........

2.2

2.3 ConnectionDiagram,. ....,....

2.4 MiscellaneaParts ... ........

2.5 Function Switch Assembly

Volune

2.6

Assemblv

P.C. BOARD PATTERNS

. .........3

(RWS-088)

{RWX-385)

...,,..... 11

. . . . 10

DISTINGUISHED AS FOLLOWS:

R€marks

Europe model

Kingdom model

United

CT-400/HE,

(ART48:ll

6 I

l0

4.

HB. the with

2.7 Sensor

2.8

2.9 Fuse Assemblv

2.10

2.11 EXPLODED VIEWS

3.1 Exterior Component ..

3.2 lnterior

PACKfNG . .., .......

as the CT-F61s/KU

same

exception of this supplements.

Assembly

Timer Switch Assembly

Mother Assemblv

F.L, Meter Assembly

Component ... ......

(RWX-386)

(RWX-383)

AND PARTS LIST

type.

Please

,..........

(RWSO89)

. . . . . . . 11

............11

..........

(RwX-384)

,.......

..,...

11

11 15

16

19

22

PtctNEEFt

FE l{aB alrC?llo^|lea

lJ.a. tELlLtl a|C?FC|dGI FEllllIF EaCTllOilCa

<ART-556-0>

ELECTFIC,NIC CC'FIFCIFIATICIN

CC'EIP,G'EIATICIN

(-lrFloPtl

AIJaTFAIIA PTY. LTC',

N.W. Lu'thegen-Hew€n 9, eO3O

E|S Oxfo.d O.!ve Moonach e New

1 7A 1 Aa Bound

a,1. Mesu.o 1 chome. Meeuno ku. rokyo 1s3.

antwenp, E|6r9 uh

Jersey

O7O74, U S

tona 3 1

9s,

a

alst.ar

Japsn

6

F U O May

1980

Printed

in

,apan

1.

SPECIFICATIONS

Systems

Motor.

. .

Heads...

Fast

Winding

Wow

and

Frequency

Standard,

Ferrichrome

Chromium

Matal

Signal-to-Noise

Time

Flutter

Response

LH

dioxide

tape

Ratio

tapes

tape

DoIbyNROFF DolbyNRON

Harmonic

Input

MIC

Distortion

(Sensilivity/l\4aximum

(L,

R)

.

. . 0.3mV/100mV/1OkQ,

(Reference

(INPUT)

LINE

Output

{Reference

LINE

{OUTPUT)

Headphones

Subfunctions

o Dolby .

.4

.

a Full . Air damp o Fluorescent .

NR

system

Stand-by mechanism

position

lC logic

rape

control

automatic

eiect function

display

REC muting tunction

., . . . Compactcassett€,

. . .

"Sendust"

. .

. .. . Ocservomotorx'l

recording/playback

2rhannel

Erasing head

Approximately

.....

tape

.....

(odB

recording;25

No more

than

0.05%

No more

than

......20

(25

to

14,000H2

. . . . .

.20

(25

to 16,000H2

......201017,000H2

(25

16,000H2 13dB)

to

8,000H2

. 20 to 18.00OH2

(25

to 17,000H2

(odB

recording;25

...

........

Morethan6SdB

a

llowable input/

to 12,500H2

.... MorethanbgdB

No

more than

6mm

l\,1lC impeadance;250f,,

. 50mV/25Vl75kO,

level/Load

impedance)

. . .4sOmV/sOkO, Pin

....73mV/8Q,6mmdiam.jack

(ON/OFF)

with

unattended recording

selector

(STD/Fe-CrlcrO,

stop mechanism

level meter

(-20

ro

+8dB)

stereo

head

x l x 1

100

seconds

(C'60

taPe)

(WRMS)

(DlN)

0.17%

1o 15,000H2

€d8)

to

17,000H2

r3dB)

13dB)

r3dB) 13dB)

(overSkHz)

(OdB)

1.2yo pedance)

lm

jack

diam.

to 1oko)

jack

/[/]ETAL)

Miscellaneous

Power

Requirements

Power

consumption

Oimensions

Weight

Furnished

Connection Operating

NOTE:

10. This model

(without

package)

Parts

cord with

instructions HB model HE

model

{English,

NOTE: Specifications without

1. Reference

2. Reference Recording nwb/m magnetic level Reference

3.

4. Wow & Flutter: reighted),

{' ponsation

Fr€quency

5.

NR Signal distortion

(250nwb/m levell

7.

Sensitiviry: Input level level with input Maximum Allowable

(REC) the

amplilier output waveform

Reference

9.

indicates

nector

and

notice

OF F, level

to

level controls

maximum

(DlN-typel.

ahe design

due to improvements,

Tapes:

Signal:

rms

valuel . DIN

($/eighted)

Response:

devialion is

Noise

3% level,

magnetic

{REC)

input level

Output Level: Ptayback

0dB.

doesn't employ

420(W)

x 98{H)

16,9/'t

.

pin plugs

G erman/F

Standard & LH: DIN equav.

:

CrO2: D1N45513/B

Level: Meter

=

Phillips 333H2 . JIS

PEAK

. [,leasured

Ratio: . Measured

weighted. . Measured level = DIN

{mV)

controls sel to maximum.

Input: While

and increasing level

.

rench)

subject

[3kHz,

vatu€l ; DtN

t6d8

(mV) becomes

to

odB

cassette reference

with

[3,1sOH2,

at

without

45513

required

decr€asing

at the

clipDed,

with a

....4C220v1240v

(switchable)

x 328(D}mmMax.

6 x

3-1

6.5kq

possibte

45513/8LATT6

LATTT

;ndicating

acoustic compensatjon

with acoustic

45507

-20d8 indicarion.

at the thard harmonic

specified

Ior reference recording

at input

point

output level

recording/playback

50/60H2

,...36watts

x 12.15/

/8

.......2

modifications

(CrO2

tevet, DOLBY

at

settings ot

where recording

1 6in

(14

tb

Soz)

or

)

equiv.

(t60

tevet

level)

com,

+4dB

tevel

reterence

input

jacks,

this is

when meter

con-

I

2

or

*Manufac!ured *Dolby

and

!!

under licen5e from Dolby

are trademarks

of Dotby

Laborarories. Laborarories.

a

2.

2.1

SCHEMATIC

l::il] lm

|

LcH

t

t+

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I

lxr:;T'

r

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|

l"'#l

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DIAGRAM

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PATTERNS

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cv-o80

| |

125

-"- f:n' I i.;

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L"tro Ir^J1-9J |nrsr

3

AND

olo4'2o4o,:::T.t$T;i:'rt

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tl'

I.

RESISTORS: lndicated

M :

MO,

2.

CAPACITORS: Indicated Indication

(F)

in

tt,

t1%,

:

capacity

without

1/aW,

t5%

(G)

(p

voltage

llt

tolerar

*2o/o.

:

F)/voltag

3.

rce

unless

otherwise

noted

k :

noted

capacitor.

kil.

p

pF

:

r1Oo/o

(K

t:

tolerance

(V)

e

unless

is

otherwise

0V

5

except

electrolytic

2

VOLTAGE

1]

4.

OTHERS:

@

The portance

be

;

:

Adiusting

I

sure

DC

mark

of the

to use

voltage

point.

parts

(V)

at no input

found

on some

safety factor

identical

of

signal

component

part.

of the

desiqnation.

parts

Therefore,

indicates

when

the im-

replacing,

3

SWITCHES:

:

S 1

Pg6TPLAYBACK

:

52

DOLBY

53;TAPE

:14PE

54 55 : REC

MUTE

56 : MICILINE

NR SELECT( SELECTI

SEL

UD

4

0,,

-z

ry

I R232

PARTS

lclol,2ol

PA4oo5

LIST

206,2O7,326

0106,1O7, 2SC174OLN- R or

or

2SC2634 - Ror

QlO8,2O8 2SA825-

or

254564

S

or

R

Q

-

or

R

S

HEADPHONES

s

orR orS

:l

ll t7

?2

tl

SWITCHES:

:PSSTPLAYBACK

SI S2:DoLBY

NR

:

TAPE

53

SELECTOR

:14pE

s4

SELECTOR

:

REC

55

MUTE

s6 : Mrc/LrNE sELEcroR

PLAYBACK-

oN

AEIFe-CT_

STD _ Hi croz - M-ernl O-F-oN

-

LINE

Tirc

REC

57 : PLAY

:

58

STOP

59 :

FF

S'lO: REW

S11 : PAUSE

REC

S12: SI3: ERASE

OFF OFf O-FF Of f OTr dFr

PREVENT

-

ON

-

oNt

-

oN

-

CN

-

oN oN

DETECTOR

Q315,317-

D318,323,326,329

D313 - 3'f 7,

327,328,33O,334

STOP PLA

nrcz!l!sf

REW o.8v

S14:

E..1E61

S15: POWER OFF 516: TIMER SI7:

LINE

The

underlined

_

NOHOLE

FIOLE

v03c

152473

Q31 Q317

o. o.8v

/o.8!

VOLTAGE

319

2SC2O6O

a,

319

ASE

Q318

o.8V

OFF

RE-C/PLAY

SELECTOR-z2OV

indicates

-

322,324,325,

a,

339

31

2.5mV

o.8v

Q

-

ON

_

OFF_ PLAY

the

switch

Qor

Q320

4mV

position.

-

R

24OV

This is due to

the

improvements

53 TAPE SELECTOR

-

RSK

O58

54 TAPE

SELECTOR

RSK-

O59

TIMER

516

RSH-O51

57! St2 FUNCTTON

RSG-O88

basic schematic diagram,

in

desiqn.

but the

actual circuit may vary

S13 ERASE

OETECTOR RSN - O29

Q321

or

PREVENT

2SA826 25A56(

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PATTERNS

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HEAD

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(RWX-383)

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cT-4clcl

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METER Ass'y

F.L.

(RWX-I

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{t-

f-l ft Ft

Irftlm

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LI

L-J LI

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lr

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rs

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Ass'y

rll

^

(RWS-088)

I il

6q!::n;tr.6oj,[:ur@'

TIMER

(RWS-089)

SWITCH Ass'y

I

Pioneer CT-400 Service manual

Specifications and Main Features

Frequently Asked Questions

User Manual