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Hitachi MX-W50 - DISASSEMBLY; Cabinet and Doors Removal; Internal Component Removal

Hitachi MX-W50
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CARACTERISTIQUES
TECHNIQUES
@
CARACTERISTIQUES
GENERALES
Alimentation:
Secteur
alternatif
120V,
60 Hz
[pour
US,
CS]
Secteur
alternatif
220V,
50
Hz
[pour
ES,
VS,
KS,
ZS]
Secteur
alternatif
240V,
50
Hz
[pour
BK,
SA]
Secteur
alternatif
110—120V/200—220V/230
~~
240V,
50/60
Hz
[pour
EW]
Puissance
consommeée:
250
W
Dimensions:
621
(L)
x
133
(H)
x
368
(P)
mm
Poids:
8.5
kg
@
SECTION
AMPLIFICATEUR
Puissance
de
sortie:
Distorsion
harmonique
total:
Sensibilité/impédance
d’entrée:
50
W/canal
+
50
W/canal
(8
ohms,
1
kHz,
0.7%
D.H.T)
0.5%
(ala
moitié
de
1a
puissance
de
sortie)
PHONO:
3
mV/47
K-ohms
AUX:
90
mV/22
K-ohms
Impédance
de
charge:
Haut-parleur:
8
a
16
ohms
Casque
d’écoute:
Mieux
que
8
ohms
Rapport
S/B
(réseau
A
IHF):
PHONO:
73
dB
AUX:
87
dB
@
SECTION
TUNER
FM
Gamme
de
fréquences:
87.9—107.9
MHz
{pas
de
200
kHz)
[pour
US,
CS]
87.5—108.0
MHz
(pas
de
50
kHz)
[sauf
US,
CS]
Rapport
S/B:
DISASSEMBLY
1.
MONO:
72
GB
(IHF)
63
dB
(IEC,
non
pondéré,
créte
Q)
60
dB
(IEC,
pondéré,
créte
Q)
STEREO:
68
GB
(IHF)
58
dB
(IEC,
non
pondéré,
créte
Q)
55
dB
(IEC,
pondéré,
créte
Q)
Upper
Case
(Fig.
1,
2)
Remove
fourteen
screws
(1)
and
three
screws
@
(Fig.
1).
Press
the
CD
Eject
button
and
cassette
Eject
button.
After
the
CD
door
and
cassette
door
have
been
opened
remove
the
upper
case
by
lifting
upward
(Fig.
2).
CD
Door
(Fig.
2)
After
the
upper
case
has
been
removed,
press
C
and
D
in
the
direction
of
the
arrow
and
remove
the
stopper.
Then
press
A
and
B
in
the
direction
of
the
arrow
and
remove
the
stopper.
Remove
the
CD
door
by
lifting
upward.
Cassette
Door
(Fig.
2)
After
the
upper
case
has
been
removed,
press
G
and
H
in
the
direction
of
the
arrow
and
remove
the
stopper.
Then
press
E,
F
and
|
in
the
direction
of
the
arrow
and
remove
the
stopper.
Remove
the
cassette
door
by
lifting
upward.
Clamper
(Fig.
3)
Lift
out
the
clamper
while
expanding
the
flexible
rib
in
the
direction
of
the
arrow.
NOTE:
Remove
this
clamper
when
adjusting
using
the
disc
at
the
CD
Player
Section.
FL
METER
P.W.B.
(Fig.
4,
6)
Remove
two
screws
@Q),
four
connector
©
(Fig.
4),
and
One
connector
©
on
the
Main
P.W.B.
(Fig.
6).
Remote
Control
Receiver
Unit
(Fig.
4)
Pull
the
unit
in
the
direction
of
arrow
J
and
remove.
Ew
Sélectivité
FM:
Séparations
stéréo:
MX-W50
60
dB
(+
300
kHz)
40
dB
(1
kHz)
PO
(AM)
Gamme
de
fréquences:
Sensibilité:
Rapport
S/B:
530—
1710
kHz
(pas
de
10
kHz)
[pour
US,
CS]
522—
1611
kHz
(pas
de
9
kHz)
530—1710
kHz
(pas
de
10
kHz)
[pour
EW]
522—
1611
kHz
(pas
de
9
kHz)
[sauf
US,
CS,
EW]
40
«
V
(rapport
S/B
26
dB)
50
dB
GO
[pour
BK,
ES,
VS]
Gamme
de
fréquences:
Sensibilité:
153—281
kHz
(pas
de
1
kHz)
400
V
(rapport
S/B
26
dB)
@
SECTION
PLATINE-CASSETTE
Systéme
de
pistes:
Systeme
d’enregistrement:
Bande:
Réponse
en
fréquence:
4
pistes,
2
canaux
stéréo
Polarisation
c.a.
Normale,
chrome,
Métal
Normale:
40
a
14000
Hz
CrO2:
40
a
15000
Hz
Métal:
40
a
16000
Hz
@
SECTION
LECTEUR
DE
DISQUE
COMPACT
Durée
de
lecture
Environ
60
mn/face
Diameétre:
120mm
Fréquence
d‘échantillonnage:
44,1
kHz
Nombre
de
numeration:
16
bits/canal
Réponse
en
fréquence:
20
4
20000
Hz
Les
caractéristiques
techniques
peuvent
étre
modifiées
sans
préavis
pour
améliorations
des
performance.
7.
Indicator
P.W.B.
(Fig.
4)
Remove
the
Volume
knob
in
the
direction
of
arrow
K
and
lift
out
the
rear
Indicator
P.W.B.
in
the
direction
of
arrow
L.
TS
P.W.B.
(Fig.
4,
6)
Remove
two
connector
©
(Fig.
4)
and
two
connectors
©)
(Fig.
6).
VR
P.W.B.
(Fig.
4,
6)
After
removing
the
TS
P.W.B.,
remove
one
screw
(4),
one
screw
©)
(Fig.
4)
and
two
connectors
©
(Fig.
6).
10.
Cassette
Chassis
(Fig.
5,
6)
TAPE
1:
Remove
three
screws
©)
(Fig.
5)
and
three
connec-
tor
©
(Fig.
6)
TAPE
2:
Remove
three
screws
()-1,
one
screw
@)-2
(Fig.
5)
11.
and
four
connector
©
(Fig.
6)
Main
P.W.B.
(Fig.
5,
6)
Remove
three
screws
(8)
and
remove
the
Main
P.W.B.
in
the
direction
of
arrow
M.
12.
Key
P.W.B.
(Fig.
7)
13.
Pull
two
claws
in
the
direction
of
arrow
N
and
remove.
Remove
two
connector
@).
Laser,
Open/Close
Switch
P.W.B.
(Fig.
7)
Pull
two
claws
in
the
direction
of
arrow
O
and
remove
by
lifting
upward.
Remove
one
connector
(-.

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