Hitachi FT-4000 User manual

HITACHI
SERVICE
MANUAL
FT-4000
SPECIFICATIONS
Circuitry
FT-4000
AM/FM
2-band
stereo
tuner
FT-4000L
MW/LW/FM
3-band
stereo
tuner
2
ICs,
8
transistors
(1
FET},
19
diodes
(1
LED)
(FT-4000)
21
diodes
(1
LED)
(FT-4000L)
Semi-conductors
@
FM
SECTION
Frequency
range
88
—
108
MHz
Usable
sensitivity
Mono:
10.3
dBf
(1.8
uV)
(IHF),
1.2
uV
(DIN)
50
dB
Quieting
sensitivity
HE)
Mono:
17.2
dBf
(4
uV)
{FT-4000)
Stereo:
37.2
dBf
(39.8
nV)
Signal-to-noise
ratio
(FT-4000)
Mono:
75
dB,
Stereo:
68
d8
Signal-to-noise
ratio(DIN}(FT-4000L)Mono:
68
dB,
Stereo:
64
dB
Harmonic
distortion
(|HF}
100
Hz
Mono:
0.2".,,
Stereo:
0.3%
1
kHz
Mono:
0.1%,
Stereo:
0.25%
6
kHz
Mono:
0.3%,
Stereo:
0.45%
Frequency
response
Capture
ratio
Alternate
channel
selectivity
(JHF)
(+300
kHz)
1.2
dB
75
dB
(FT-4000)
:
60 dB
(FT-4000L)
Image
rejection
(98
MHz)
50
dB
IF
rejection
(98
MHz)
80
dB
Spurious
rejection
(98
MHz}
80
dB
e
AM
suppression
ratio
(65
dBf}
50
dB
Stereo
separation
(1
kHz)
46
dB
Sub-carrier
suppression
46
dB
Antenna
input
impedance
300
ohms
balanced
type,
75
ohms
unbalanced
type
60
dB
(FT-4000)
5
pV
SCA
rejection
Muting
threshold
30
Hz
—
12
kHz
(+0.5
dB,-1.5
dB)
@
FT
-
4000
FT-4000L
English
Deutsch
Frangais
No.
169
FT-4000L
@
AM
SECTION
Frequency
range
530
—
1,605
kHz
Usable
sensitivity
(S/N
20
dB)
12
nV
(IHF},
300
uV/m
(Ferrite
antenna)
Selectivity
35
dB
Signal-to-noise
ratio
53
dB
(input:
50
mV/m)
Image
rejection
50
dB
(at
1,000
kHz}
{F
rejection
38
dB
(at
1,000
kHz)
Spurious
rejection
50
dB
(at
1,000
kHz)
Harmonic
distortion(FT-4000)
0.8%
(input:
5
mV/m,
30%
mod.)
@
LW
SECTION
(FT-4000L)
Frequency
range
150
kHz
—
350
kHz
Usable
sensitivity
(S/N
20
dB)
800
pV/m
(Ferrite
antenna)
Image
rejection
35
dB
IF
rejection
38
dB
Selectivity
38
dB
Signal-to-noise
ratio
35
dB
(input
5
mV/m}
AUDIO
SECTION
.
Output
level/impedance
FM
(100%
dev.
fixed):
(550
mV/4.8
kohms)
FT¥-4000
am
(30%
mod.
fixed)
:
(135
mV/4.8
kohms)
MW
(30%
mod.
fixed}:
(135
mV/4.8
kohms)
FT-A000L
|
wy
(30%
mod.
fixed):
(130
mV/4.8
kohms}
GENERAL
Power
requiremenis
FT-4000
AC
120
V
60
Hz,
~220
V
50/60
Hz,
~240
V
50/60
Hz
~110—120
V/220—240
V
50/60
Hz
~
220
V
50/60
Hz,
~
240
V
50/69
Hz
10W
FT-4000
435
(W)
x
110
(H)
x
272
(D)
mm
FT-4000L
435
(W)
x
110
(H)
x
288
(D)
mm
3.5
kg
(7.7
Ibs.)
FT-4000L
Power
consumption
Dimensions
Weight
Specifications
and
designs
may
be
changed
without
notice
for
improvement
FEATURES
1.
Dual
Gate
Mos
FET
for
High
Quality
FM
Tuner
2.
High
Selectivity
and
Low
Distortion
IF
Amplifier
Using
IC
and
3
Ceramic
Filters
3.
Quadrature
Detection
4.
Phase-Locked
Loop
for
FM/MPX
Circuit
.
FM
Mode/Muting
Circuit
MPX
Noise
Filter
Circuit
.
A
Ceramic
Filter,
IC
in
AM
(MW/LW)
Tuner
(FT-4000L)
.
A
Ceramic
Filter,
[C
in
AM
Tuner
(FT-4000)
.
Two
Extra-Wide
Meters
and
a
Large-sized
Fly-wheel
Tuning
knob
Onna
AM/FM
STEREO
TUNER
May
1979

HITACHI
FT-4000/4000L
TECHNISCHE
DATEN
Modell
Ryd
ace)
ne
mit
2
Weliebereict
en
ee
ee
veg
@
MW-TEIL
7
Bestiickung
a
iuewiere
‘Schaltkreise,
B
rarsainee
(1
FET),
Rilbeahosh
et
i
DV
HEL
@
19
Dioden
(1
LED)
(FT-4000)
utzempfindlichkeit
12
wV
(IHF),
21
Dioden
(1
LED)
(FT-4000L)
(Fremdspannungsabstand
20
dB)
300
wV/m
(Ferritantenne)
®
UKW-TEIL
Trennscharfe
35
dB
Empfangsbereich
88
—
108
MHz
Fremdspannungsabstand
53
dB
(Eingang:
50
mV/m)
Empfindlichkeit
Mono:
10,3
dBf
(1,8
uV)
(IHF),
1,2
eV
(DIN)
Spiegelfrequenzdampfung
50
dB
(bei
1
000
kHz}
50
dB
Empfindlichkeitsschwelle
(IHF)
Mono:
17,2
dBf
(4
nV)
ZF-Dampfung
38
dB
(bei
1000
kHz)
{FT-4000}
Stereo:
37,2
dBf
(39,8
nV)
Interferenzdampfung
50
dB
(bei
1000
kHz)
Fremdspannungsabstand
Fremdspannungsabstand
(DIN)
Klirrfaktor
(DIN)
100
Hz
Mono:
75
dB,
Stereo:
68
dB
(FT-4000)
Mono:
68
dB,
Stereo:
64
dB
(FT-4000L}
Mono:
0,2%,
Stereo:
0,3%
1
kHz
Mono:
0,1%,
Stereo:
0,25%
6
kHz
Mono:
0,3%,
Stereo:
0,45%
Frequenzgang
30 Hz
—
12
kHz
(+0,5
dB,
-1,5
dB)
Gleichwellenselektion
1.2dB
Trennscharfe
(Kanaltrennscharfe,
IHF)
75
dB
(FT-4000)
(#300
kHz)
60
dB
(FT-4000L)
Spiegelfrequenzdampfung
(98
MHz)
50dB
ZF-Dampfung
(98
MHz)
80
dB
Interferenzdampfung
(98
MHz)
80
dB
AM-Unterdriickungsverhaltnis
(65
dBf)50
dB
Stereo-Ubersprechdampfung
(1
kHz)
46dB8
Hilfstrager-Unterdriickung
46
dB
Antennen-Eingangsimpedanz
300
Ohm
abgeglichen,
75
Ohm
nich
abgeg!ichen
SCA-Unterdrickung
60
dB
(FT-4000}
Muting-Schwelle
5
pv
Anderungen
der
technischen
Daten
und
des
Designs
im
Sinne
standiger
Produktverbesserungen
bleiben
vorbehalten,
MERKMALE
.
Dual
Gate
MOS
FET
.
Verzerrungsarmer
ZF-Verstarker
mit
hoher
Trennscharfe,
bestiickt
mit
IC
und
drei
Keramikfiltern
.
Quadraturdemodulator
.
Phasenstarre
Schleifenschaltung
(PPL
IC)
im
UKW-Decoder-Schaltkreis
CARACTERISTIQUES
TECHNIQUES
FT-4000
Tuner
stéréo
4
2
gammes
d’ondes
AM/FM
FT-4000L
Tuner
stéréo
a
3
gammes
d’ondes
PO/GO,
FM
FT-4000
2Cl,
8
transistors
(1
FET),
19
diodes
(1
LED)
FT-4000L
2
C1,
8
transistors
(1
FET),
21
diodes
(1
LED)
Montage
Semi-conducteurs
SECTION
FM
Gamme
de
fréquences
88
—
108
MHz
Sensibilité
utile
Mono:
10,3
dBf
(1,8
nV)
(
Seuil
de
sensibilité
50
dB
(IHF)Mono:
17,2
dBf
(4
nV)
(FT-4000)
Stéréo:
37,2
dBf
(39,8
pV)
Mono:
75
dB,
Stéréo:
68
dB
(FT-4000)
Mono:
68
dB,
Stéréo:
64
dB
(FT-4000L)
IHF},
1,2
pV
(DIN)
e
/bruit
/oruit
(DIN)
Rapport
signa
Rapport
signa
Distorsion
harmonique
(IHF)
100
Hz
Mono:
0,2%,
Stéréo:
0,3%
kHz
Mono:
0,1%,
Stéréo:
0,25%
6
kHz
Mono:
0,3%,
Stéréo:
0,45%
Répanse
en
fréquence
Taux
de
captage
30
Hz
—
12
kHz
(+0,5
dB,
-
1,5
dB)
1,2
dB
Sélectivité
d'alternance
de canal
(IHF)
75
dB
(FT-4000)
(+
300
kHz}
60dB
(FT-4000L)
Rejet
image
(98
MHz}
50
dB
Rejet
Fl
(98
MHz)
80
dB
Rejet
de
parasites
(98
MHz)
80
dB
Rapport
de
filtrage
AM.(65
dBf}
50
dB
bs
Séparation
stéréo
Filtrage
de
la
sous-porteuse
46
dB
46
dB
Impédance
d’entrée
d’antenne
300
ohms
type
compensé,
75
ohms
type
non
compensé
Rejet
SCA
60
dB
(FT-4000)
Seuil
de
sourdine
@
SECTION
AM
Gamme
de
fréquences
Sensibilité
utile
(Rapport
signal/bruit)
CARACTERISTIQUES
5
pv
530
—
1
605
kHz
12
pV
(IHF),
300
nV
/m
(Antenne
de
ferrite}
Klirrfaktor
(FT-4000)
LW-TEIL
(FT-4000L)
Empfangsbereich
Nutzempfindlichkeit
(Fremdspannungsabstand
20
dB)
800
wV/m
(Ferritantenne)
0.8%
({Eingang:
5
mV/m,
30%
Mod.)
150
kHz
—
350
kHz
Spiegelfrequenzdamptung
35
dB
ZF-Dampfung
38
dB
Trennscharfe
38
dB
Fremdspannungsabstand
35
dB
(Eingang
5
mV/m)
@
AUDIO-TEIL
Ausgangspegel/I
mpedanz
UKW
(100%
Hub,
stationar)
;
(550
mV/4,8
kOhm)
MW
(30%
Mod.,
stationar)
(135
mV/4,8
kOhm}
FT-4000L
LW
(30%
Mod.,
stationar)
:
(135
mV/4,8
kOhm)
@
ALLGEMEINE
DATEN
Netzspannung
Wechselstrom
120
V
60
Hz,
~220
V
50/60
Hz,
~240
V
50/60
Hz,
~110
—
120
V/220
~
240
V
50/60
Hz
Leistungsaufnahme
FT-4000
10
W
Abmessungen
FT-4000L
435
(B)
x
110
(H)
x
272
(T)
mm
:
435
(B)
x
110
(H)
x
288
(T)
mm
Gewicht
3,5
kg.
.
UKW-Betrieb/Muting-Schaltung
.
MPX-Rauschfilter-Schaltung
.
Keramikfilter,
IC
im
MW
(MW/LW)-Tunerteil
(FT-4000L)
.
Keramikfilter,
IC
im
MW-Tunerteil
(FT-4000)
.
Zwei
UbergraRe
Anzeigeninstrumente
und
ein
Sendereinstrumente
und
ein
Sendereinstellknopf
mit
groBformetigem
Schwaungrad
Sélectivité
35
dB
Rapport
signal
/bruit
53
dB
fentrée:
50
mV/m)
Rejet
image
50
dB
(a
1000
kHz)
Rejet
Fl
38
dB
(a
1000
kHz}
50
dB
(4
1000
kHz}
0,8%
(entrée:
5
mV/m,
30%
mod.!
(FT-4000)
Rejet
de
parasites
Distorsion
harmonique
SECTION
GO
(FT-4000L)
Gamme
de
fréquences
Sensibilité
utile
(Rapport
signai/bruit
20
dB)800
wV/m
(Antenne
de
ferrite)
150
kHz
—
360
kHz
Rejet
image
35
dB
Rejet
F}
38
dB
Sélectivité
38
dB
Rapport
signal/bruit
35
dB
(entrée
5
MV/m)
SECTION
AUDIO
Niveau/impédance
de
sortie
FM
(100"s
dev.
fixe!
(550
mV¥/4.8
kohm)
e
mod.
fixel
i135
mV;4,8
kohm}
(FT-4000L}GO
(30%
mod.
fixe)
(130
mV/4,8
kom)
AM
{30
GENERALITES
Alimentation
FT-4000
CA.
120
V
60
Hz,
~220
V
50/60
Hz,
~240
V
50/60
Hz
~110
—
120
V/220
~
240
V
50/60
Hz
FT-4000L
~220
V
50/60
Hz,
~240
V
50/60
Hz
Consommation
électrique
10W
Dimensions
FT-4000
435
(L)
x
110
(H)
x
272
(P)
mm
FT-4000L
435
(L)
x
110
(H)
x
288
(P}
mm
Poids
3,5
kg
Par
suite
d’améliorations
éventuelles,
les
caractéristiques
techniques
indiquées
ci-dessus
peuvent
étre
madifiées
sans
préavis.
1.
MOS
FET
4
double
porte
pour
un
Tuner
FM
de
qualité
élevée
.
Amplificateur
Fl
a
faible
niveau
de
distorsion
et
a
haute
sélectivité
employant
des
circuits
intégrés
et
trois
filtres
céramiques
.
Détection
quadriphonique
.
Boucle
a
blocage
de
phase
pour
le
circuit
FM/MPX
Onn
O@D
OF
.
Circuit
sourdine/mode
FM
.
Circuit
de
filtre
antiparasite
MPX
.
Filtre
céramique,
Cl
dans
le
tuner
AM
(PO/GO)
(FT-4000L)
.
Filtre
céramique,
Cl
dans
le
tuner
AM
(FT-4000)
.
Deux
témoins
extra-larges
et
un
bouton
d’accord
a
volant
de
grande
taille

HITACHI
FT-4000/4000L
DISASSEMBLY
AND
REPLACEMENT
-
ZERLEGUNG
UND
AUSTAUSCH
.-
DEMONTAGE
ET
REMONTAGE
@
Removing
the
cover,
escutcheon
ass’y
@
Ausbau
der
Abdeckung,
der
Schildanbringung
©
Déposer
le
couvercle,
le
cache-entrée
Escutcheon
assy
Shildanbringung
Cache-entree
@
Removing
the
printed
wiring
boards
@
Ausbau
der
Leitterplatten
@
Déposer
des
plaquettes
a
circuit
imprimé
Plastic
ri
vet—~«
x4
SWITCH
P.W.B
e\
Al
Schalter
P.W.B.
xz
a
Commutateur
P.W.B.
3@x10tapping
x2
F,
sa
Fig.
2
(FT-4000)
Abb.
2
Remarks
for
replacing
the
parts.
1.
The
FM
ceramic
filters
The
FT-
4000
(4000L)
uses
three
FM
ceramic
filters
(MF
201,
202
and
203)
which
are
color-coded
red,
blue
or
orange
to
indicate
the
characteristics.
To
obtain
the
specified
perfor-
mance,
those
of
the
same
color
should
be
used.
(Fig.
4)
2.
FET
(Q
101)
Ferrite
core
is
used
for
the
second
gate
of
Q
101.
(Fig.
5)
Same
color
Derselbe
Farbe
Méme
couleur
MF201-203
for
U.S.A
&
Canada
fur
USA
und
Kanada
pour
appareils
USA
et
Canada
Fig.4
Abb.
4
The
numbers
in
the
circle
marks
in
the
diagram
correspond
to
those
in
the
replacement
parts
list.
Die
Ziffern
in
den
Kreismarkierungen
entsprechen
denen
in
der
Ersatzteilliste.
Les
numéros
encerclés
sur
le
schéma
correspondent
4
ceux
de
la
liste
de
piéces
de
remplacement.
des
Diagramms
2”
TUNER
P.W.B.
@)
Tuner
P.W.B,
Tuner
P.W.B.
except
for
U.S.A.
&
Canada
auBer
Modell
fiir
USA
und
Kanada
sauf
appareil
pour
USA
et
Canada
Cover
ove
_
Couvercle
|
&
—3¢x10tappingx3(8)
3@x10tapping
x3
SS
SWITCH
P.W.B.
(FT-4000L)
Hinweise
fiir
den
Ersatzteilaus-
tausch
1.
Die
UKW-Keramik
filter
Der
FT-
4000
(4000L)
hat
drei
UKW-Keramikfilter
(MF
201,
202
und
203),
die
farbig
gekennzeichnet
sind,
rot,
blau
oder
orange.
Um
die
vorgeschriebene
Leistung
zu
erzielen,
sollten
solche
gleicher
Farbe
verwendet
werden.
(Abb.
4)
2.
FET
(Q
101)
Fiir
das
zweite
Tor
des
Q
101
wird
ein
Ferritkern
verwendet.
(Abb.
5)
Same
color
Derselbe
Farbe
Méme
couleur
MF201-203
Fig.
5
ge
Schalter
P.W.B.
(7)
Commutateur
P.W.B,
3x10tapping
x2
Q))
Fig.
3
Abb.
3
Glas
4¢x16bind
x6
@)
Fig.
1
Abb.
1
30x
10 DT
x2
»
Lift
up
this
wire
y
;
ub
plastic
rivet
Remarques
sur
le
remplacement
des
piéces
1.
Les
filtres
céramiques
FM
Le
FT-
4000
(4000L)
utilise
trois
filtres
céramiques
FM
(MF
201,202
et
203),
codés
par
les
couleurs
rouge,
bleue
ou
orange
pour
indi-
quer
les
caractéristiques.
Pour
obtenir
les
performances
spéci-
fiées,
il
est
nécessaire
d’utiliser
des
filtres
de
méme
couleur
(Fig.
4).
2.
Transistor
FET
(Q
101)
Un
noyau
de
ferrite
est
utilisé
pour
la
seconde
porte
du
Q
101
(Fig.
5).
D
Abb.
5

HITACHI
FT-4000/4000L
GENERAL
ALIGNMENT
INSTRUCTION
-
ALLGEMEINE
AUSRICHTANLEITUNG
-
INSTRUCTION
GENERALE
000r-L4
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HITACHI
FT-4000/4000L
FM
TUNER
ALIGNMENT
INSTRUCTION
-
ALLGEMEINE
AUSRICHTANLEITUNG
.-
INSTRUCTION
GENERALE
Sweep
Generator
Wobbelgenerator
Générateur
de
balayage
a
VTVM
Vakuumréhrenvoltmeter
Voltmétre
électronique
Condition
Function:
FM
FM
Muting:
OFF
@)
Bedingung
Modulation:
400
Hz,100%
(Unless
otherwise
notified)
Connection
Anschluf8
Connexion
Signal
Generator
Oszillator
Genérateur
de
signaux
Frequency
Counter
Frequenzzahler
Fréquencemétre
Funktion:
FM
(UKW)
FM
(UKW)
Muting:
OFF
Modulation:
400
Hz,
100%
(Falls
nicht
anders
angegeben)
Setting
Setzen
Montage
Oscilloscope
Oszillograph
Oscilloscope
Dist.
? ‘
Distortion
Meter
Verzerrungsmesser
Indicateur
de
distorsion
Function:
FM
Sourdine
FM:
OFF
Modulation:
400
Hz,
100%
(Sauf
indication
contraire)
Condition
Adjust
for
Einstellen
fur
Réglage
pour
Sequence
Rethenfolge
Séquence
Input
Eingang
Entrée
®
©
Output
Ausgang
Sortie
Q
©
Tuning
Abstimmung
Indicateur
d’accord
®)
Adjust
Einstellen
Réglage
Indication
Anzeige
Indication
©
©
IF
Amp.
ZF-Verstarker
Amplificateur
de
fréquence
intermédiaire
‘i
ut
TP.
1
100k
oWd-(4)
“S”
curve
S-Kurve
Courbe
§
“
ANT.
Terminal
Covering
Pita
Borne
d’antenne
uipage
ANT
60
dB
input
60
dB
Eingang
Entrée
60
dB
Low
level
input
(8
dB)
Niederpegeliger
Eingang
(8
dB)
Entrée
faible
niveau
(8
dB)
Tracking
Vorstufe
Alignement
AntennenAnschluf
L
Paws
Caution
1
Vorsicht
1
Attention
1
100k
0.
ln
TP.3
HZ)
f
min
(Germany)
f
max
(Germany)
10.7
MHz
87.5
MHz
108
MHz
+
Straight
line
Gerade
Linie
Ligne
droite
A
T202
Lower:
“S”
curve
Upper:
Straight
line
pace
asf
ae
Cc
en:
Gerade
Linie
.
Inférieur:
Courbe
S
Caution
2
Supérieur:
Ligne
droite
Vorsicht
2
Attention
2
Repeat
3
Wiederholung
3
Répétition
3
90
MHz
90
MHz
T1101
T102
106
MHz
106
MHz
V
max.
CT101
CT102
Repeat
4
Wiederholung
4
Répétition
4
Discri.
Det.
Discri.
(MUTE
OFF)
Distortion
Verzerrung
Distorsion
Dist.
Verzerrung
Distorsion
T202
(Lower)
(Unterer)
(Inférieur)
Pointer:
center
without
signal
Nadel:
Mitte
ohne
Signal
Aiguille:
centre
sans
signal
}OUT
PUT
U.S.A.
&
O
Canada
400
Hz
100%
Mod.
Other
countries
(~)
(1)
(7)
1,000
Hz
53.3%
Mod.
USA
u.
Kanada
400
Hz,
100%
Modulation,
andere
Lander
1000
Hz,
53,3%
Modulation
E-U
et
Canada
400
Hz,
100%
Mod.
Autres
pays
1
000
Hz,
53,3%
Mod.
T202
(Upper)
(Oberer)
(Supérieur)
Distortion
Caution
3
Verzerrung
Vorsicht
3
Distorsion
Attention
3

HITACHI
FT-4000/4000L
Connection
Setting
Adjust
for
AnschlufS
Setzen
Einstellen
fiir
Connexion
Montage
Réglage
pour
Sequence
_—
:
;
T
;
Reihenfolge
Input
Output
Tuning
Adjust
Indication
Séquence
Eingang
Ausgang
Abstimmung
Einstellen
Anzeige
Entrée
Sortie
Indicateur
d’accord
Réglage
Indication
OO
O-@
E
#
D
©
®
400
Hz,
100
%
OUTPUT
Mod.
Output
400
Hz,
100%
Ausgang
Modulation
550
mV+1
dB
Sortie
400
Hz,
100%
Mod.
ANT.
Terminal
Antennen-
Anschluf
Borne
d’antenne
ANT
S
:
Freq.
76
kHz+100
Hz
60
dB
input
Frequenz
ee
dB
Eingang
76
kHz+100
Hz
Entrée
60
dB
Fréquence
+
Non-modulated
76
kHz+100
Hz
Nicht
moduliert
Non
modulé
y
U.S.A.
&
Canada
R
ch
1,000
Hz
46%
Mod.
Other
countries
R
ch
1,000
Hz
26.7%
Mod.
Pilot
8%
Mod.
OUTPUT
Leh
out
Stereo
USA
u.
Kanada
MIN.
Separation
R-Kanal
1
000Hz,
Caution
4
Stereo-Trennung
fie
Mod.,
andere|
|
L-Kanal
Ausg.
Séparation
Lander
R-Kanal
MIN.
stéréo
1000
Hz,
26,7%
Vorsicht
4
Mod.,
Pilot
8%
Sortie
can.
G
Mod.
MIN
:
E-U
et
Canada
nti
Can.
D
1000
Hz
pesnnyys
46%
Mod.
Autres
pays
Can.
D
1000
Hz,
26,7%
Mod.
Pilote
8%
Mod.
CAUTION
1.
Short-circuit
the
OSC
stage
by
earthing
the
live
side
of
the
variable
capacitor
in
that
stage.
Adjust
the
core
of
T201
so
that
the
gain
will
be
max.
In
this
case,
reduce
the
level
of
the
input
signal
of
signal
generator
so
that
the
wave
from
will
be
the
same
as
the
one
shown
in
the
figure.
2.
Short-circuit
the
OSC
stage
as
described
in
Caution
1.
Adjust
the
primary
core
(lower)
of
T202
so
that
the
output
is
like
the
S
curve
shown
in
illustration
of
this
table
with
A
and
B
symmetrical
with
respect
to
C.
Adjust
the
secondary
core
(upper)
so
that
the
straight
line
of
the
S
curve
can
be
achieved.
At
the
time
of
adjustment
in
Caution
1
and
2,
center
of
the
marker
will
sometimes
not
correspond
to
that
of
the
wave
form
because
of
the
ceramic
filters
used.
3.
As
the
result
of
the
adjustment
step
6,
the
best
point
of
adjustment
from
step
5
will
be
shifted
a
bit.
Repeat
the
adjust-
ment
of
step
5
and
6
until
the
deterioration
becomes
minimum
and
the
pointer
of
tuning
meter
is
in
its
center.
4.
Optimize
R322
so
that
the
leak
level
of
the
L
ch
signal
is
equal
to
that
of
the
R
ch
signal.

HITACHI
FT-4000/4000L
VORSICHT
1.
Die
Oszillator-Stufe
kurzschlieSen,
indem
die
spannungsfiihrende
Seite
des
Regelkondensators
dieser
Stufe
an
Masse
gelegt
wird.
Den
Kern
von
T201
so
einstellen,
da&
maximaler
Gewinn
erzielt
wird,
In
diesem
Fall
ist
der
Pegel
des
Eingangssignals
des
Signalgenerators
zu
reduzieren,
so
da®
die
in
der
Abbildung
gezeigte
Wellenform
erhalten
wird.
2.
Die
in
Punkt
1
beschriebene
Oszillator-Stufe
kurzschliefen.
Den
Primarkern
(unten)
von
T202
so
einstellen,
da
ein
der
S-Kurve
in
der
Tabelle
ahnlicher
Ausgang
erhalten
wird,
wobei
A
und
B
gegeniiber
C
symmetrisch
sein
miissen.
Den
Sekundarkern
(oben)
so
einstellen,
da&
an
der
S-Kurve
eine
gerade
Linie
erhalten
wird.
Wenn
die
in
den
Punkten
1
und
2
beschriebenen
Einstellungen
durchgeftihrt
werden,
dann
wird
die
Mitte
des
Bezugs-
signals
manchmal
nicht
mit
der
Mitte
der
Wellenform
iibereinstimmen,
da
ein
Keramikfilter
verwendet
wird.
3.
Aufgrund
des
Einstellschrittes
6
wird
sich
der
optimale
Einstellpunkt
fiir
Schritt
5
etwas
verdndern.
Die
Einstellungen
der
Schritte
5
und
6
daher
wiederholen,
bis
sich
bei
in
Mittelstellung
des
Ratiomitte-Abstimminstrumentes
befind-
lichem
Zeiger
minimale
Verzerrungen
ergeben.
4.
R322
so
abgleichen,daB
der
Ubersprechpegel
des
linken
Kanals
gleich
dem
des
rechten
Kanals
ist.
ATTENTION
1.
Court-circuiter
l’étage
OSC
en
raccordant
le
péle
sous
tension
4
l’aide
d’un
condensateur
variable
au
sein
de
l’étage.
Ajuster
le
noyau
de
T201
de
telle
sorte
que
le
gain
soit
optimum.
Dans
ce
cas,
réduire
le
niveau
du
signal
d’entrée
du
générateur
de
signaux
de
telle
sorte
que
la
forme
d’onde
soit
identique
a
celle
indiquée
sur
illustration.
2.
Court-ircuiter
’étage
OSC
comme
décrit
dans
le
paragraphe
Précaution
1.
Ajuster
le
noyau
primaire
(inférieur)
de
T202
de
telle
sorte
que
la
section
droite
de
la
courbe
en
S
indiquée
sur
l’illus-
tration
de
la
table
A
et
B
soit
symétrique
par
rapport
4
C.
Ajuster
le
noyau
secondaire
(supérieur)
de
telle
sorte
que
la
section
droite
de
la
courbe
S
soit
obtenue.
Au
moment
de
Vajustement
indiqué
dans
les
Précautions
|
et
2,
le
centre
de
l’indicateur
ne
correspondra
pas
toujours
4
la
forme
d’onde,
car
des
filtres
céramiques
sont
utilisés.
3.
A
la
suite
du
réglage
décrit
en
6,
le
meilleur
réglage
décrit
en
5
sera
légérement
décalé.
Renouveler
les
réglages
5
et
6
jusqu’a
ce
que
les
détériorations
soient
minimum
et
que
|’aiguille
de
l’indicateur
d’accord
soit
en
position
centrale.
4.
Rendre
R322
optimum
pour
que
le
niveau
de
créte
du
signal
de
canal
gauche
(L)
soit
égal
4
celui
du
canal
droit
(R).
AM
TUNER
ALIGNMENT-ABGLEICH
DES
AM-TUNERS:
REGLAGE
DU
TUNER
AM
Condition
Fonction:
AM
Modulation:
400
Hz,
30%
Adjust
for
Einstellen
fiir
Réglage
pour
Adjust
|
Indication
Condition
Function:
AM
Modulation:
400
Hz,
30%
Connection
Anschluf
Connexion
Bedingung
Funktion:
AM
Modulation:
400
Hz,
30%
Setting
Setzen
Montage
FT-4000
Sequence
Input
Output
Tuning
Signal
Reihenfolge
Séquence
Eingang
Entree
® ©
Ausgang
Abstimmung
Indicateur
d’accord
©
Einstellen
Réglage
D
Anzeige
Indication
IF
Amp.
ZF
Verstarker
Amplificateur
de
fréquence
intermédiaire
Covering
Abgleich
Guipage
Tracking
Vorstufe
Alignement
out.
100k
@
nwo
Q1a
CT151
©O
Ferrite
antenna
Ferrit-
antenne
Antenne
en
ferrite
455
kHz
Q
©
:
Ney
Caution
1
Vorsicht
1
Attention
1
600
kHz
600
kHz
T152
1400
kHz
dace
CT152
V
max
Caution
2
Vorsicht
2
Attention
2
a
600
kHz
600
kHz
Ferrite
antenna
Ferritantenne
1400
kHz
—
1400
kHz
CTiS1
Antenne
en
ferrite
Repeat
2
Wiederholung
2
Répétition
2
V
max
Caution
2
Vorsicht
2
Attention
2
Repeat
3
Wiederholung
3
Répétition
3

HITACHI
FT-4000/4000L
Condition
Function:
AM
AM
Function:
MW
or
LW
Bedingung
Funktion:
AM
AM
Funktion:
MW
oder
LW
Condition
Fonction:
AM
AM
Fonction:
PO
ou
GO
FT-4000L
Modulation:
400
Hz,
30%
Modulation:
400
Hz,
30%
Modulation:
400
Hz,
30%
Connection
Setting
Adjust
for
Anschlu8
Setzen
Einstellen
fur
Connexion
Montage
Réglage
pour
Sequence
Input
:
Output
Tuning
Adjust
Indication
AM
Function
Reihenfolge
Eingang
Ausgang
Abstimmung
Einstellen
Anzeige
AM-Funktion
Séquence
Entrée
Sortie
Indicateur
Signal
Réglage
Indication
Fonction
AM
®
d@’accord
©
D
eS)
®
®
@|0
O
[©
©
IF
Amp.
~
\
wane
ZF
Verstarker
out
100k
TP.4
T151
1
|
Amplificateur
(Abo
eI)
455
kHz
T251
5
se
de
fréquence
Qin
CT151
|
100k
0.
Iu
en
5G
intermediaire
[
Attention
1
V
max
[
600
kHz
600
kHz
L153
|
Caution
2
MW
1400
kHz
1400
kHz
CT183
Vorsicht
2
wy
Attention
2
q
Repeat
2
(MW)
Wiederholung
2
(MW)
Covering
{
Répétition
2
(PO)
2
|
Abgleich
V
max
Guipage
L
Agen
PIS
nos
L154
Caution
2
LW
Vorsicht
2
LW
300
kHz
300
kHz
CT154
Attention
2
GO
OUTPUT
we
T
Repeat
2
(LW)
Wiederholung
2
(LW)
Répétition
2
(GO)
——"
Ferrite
antenna
Vv
@®O
()
()
600
kHz
600
kHz
|Ferritantenne
|
Gurion
2
Mw
Antenne
en
ferrite
Vorsicht
2
MW
1400
kHz
1400
kHz
CTIS1
Attention
2
PO
Ferrite
Repeat
3
(MW)
‘
antenna
Wiederholung
3
(MW)
Tracking
Ferrit-
Répétition
3
(PO)
a
|i)
Orta
antenne
\Ferrite
antenna
|
y
Alignement
|
Antenne
175
kHz
175
kHz
|rerritantenne
|
Gt
esn
2
LW
en
ferrite
Antenne
en
ferrite
i
LW
Vorsicht
2
GO
300
kHz
300
kHz
CT152
Attention
2
Repeat
3
(LW)
Wiederholung
3
(LW)
Répétition
3
(GO)
FT-4000L
MW
ANT.
adj.
LW
ANT.adj.
MW-Antenne-Einstel
lung
LW
Antenne-Einstel
lung
Réglage
de
antenne
PO
Réglage
de
antenne
GO
(CT151)(CT152)
MW
OSC
adj.
MW~Oszillator-Einstellung
MW
OSC
coil
Réglage
OSC.PO
MW-Oszillatorspule
Bobine
OSC.
PO
LW
OSC
coil
LW-0szillatorspule
Bobine
OSC.GO
LW
OSC
adj.
LW-Oszillator-Einstel
lung
Réglage
0SC.GO
AM
IF
adj.
AM
ZF-Einstellung
Réglage
FI
AM

CAUTION
1.
In
step
1,
set
the
capacitance
of
the
variable
capacitor
to
minimum
and
adjust
red
and
blue
cores
of
T151
[T151
and
T251—FT-4000L
only]
so
that
the
wave
form
is
as
shown
in
Fig.
6.
As
T151
[T151
and
T251—FT-4000L
only
]
contains
a
455
kHz
ceramic
filter,
sometimes
the
center
of
the
marker
will
not
correspond
to
that
of
the
wave
form.
In
this
case,
ignore
the
marker.
After
adjusting
as
above,
increase
the
output
level
of
the
sweep
generator
and
adjust
T151
[T151
and
T251—FT-4000L
only]
again
so
that
the
top
of
the
wave
form
A
(indicated
in
Fig.
7)
will
be
flat
and
wide.
2.
Set
the
input
level
to
74
dB
in
coarse
adjustment.
Reduce
the
input
level
to
minimum
(50
dB)
as
adjustment
proceeds.
VORSICHT
1
.
In
Schritt
1
ist
die
Kapazitanz
des
Regelkondensators
auf
ein
Minimum
einzustellen;
die
roten
und
blauen
Kerne
von
T151
[T151
und
T251—nur
FT-4000L]
so
einjustieren,
daf§
die
in
Abb.
6
gezeigte
Wellenform
erhalten
wird.
Da
T151
[T151
und
T251—nur
FT-4000L]
auch
ein
455-kHz-Keramikfilter
enthalt,
kann
es
vorkommen,
das
manchmal
die
Mitte
der
Anzeige
nicht
mit
der
Wellenamplitude
iibereinstimmt.
In
diesem
Falle
ist
die
Anzeige
nicht
zu
beachten.
Nach
der
obigen
Einstellung
den
Ausgangspegel
des
Wobbelgenerators
erhéhen
und
T151
[T151
und
T251—nur
FT-4000L]
nochmals
einstellen,
so
dafs
der
Maximalwert
der
Welle
an
Punkt
A
(gezeigt
in
Abb.
7)
eine
Abflachung
und
Verbreiterung
erfahrt.
.
Eine
Grobeinstellung
auf
einen
Eingangspegel
von
74
dB
vornehmen.
Im
Verlauf
der
Einstellungen
den
Eingangspegel
auf
ein
Minimum
(50
dB)
absenken.
ATTENTION
1.
2.
Dans
le
point
1,
régler
la
capacitance
du
condensateur
variable
sur
la
position
minimum
et
ajuster
les
noyaux
rouge
et
bleu
de
T151
[T151
et
T251—FT-4000L
seulement]
pour
que
la
forme
d’onde
soit
identique
4
celle
indiquée
sur
I’il-
lustration
(Fig.
6).
Etant
donné
que
T151
[T151
et
T251—FT-4000L
seulement]
contient
un
filtre
céramique
de
455
kHz,
il
peut
arriver
que
le
centre
de
l’indicateur
ne
corresponde
pas
a
la
forme
d’onde.
Si
le
cas
se
présente,
ne
pas
tenir
compte
de
la
position
de
l’indicateur.
Aprés
avoir
effectué
les
réglages
ci-dessus,
augmenter
le
niveau
de
sortie
a
l’aide
d’un
générateur
de
balayage
et
ajuster
T151
[T151
et
T251—FT-4000L
seulement]
une
nouvelle
fois
pour
que
le
haut
de
la
forme
d’onde
A
(illustrée
par
la
Fig.
7)
soit
plate
et
large.
Ajuster
le
niveau
d’entrée
sur
74
dB
en
procédant
4
un
réglage
approximatif.
Réduire
le
niveau
d’entrée
4
son
minimum
(50
dB)
au
fur
et
4
mesure
que
le
réglage
est
fait.
Fig.
6
Fig.
7
Abb.
6
Abb.
7
HITACHI
FT-4000/4000L
Genescope
Oszilloskop
Générateur
d’oscillation
Model
FT-4000,4000L
Fig.11
FM
IF
Discriminator
and
AM
IF
alignments
(AM
and
FM
Step.1!)
Abb.!|!|
UKW-ZF-Diskriminator
und
AM-ZF-Abgleich
(AM:
Schritt
|,
UKW?
Schritt
|)
Fig.
11
Réglages
de
discriminateur
FM
IF
et
AM
IF
(Operations
|FM
et
|
AM)
AC
Voltmeter
Wechselspannungsmesser
Voltmétre
4
courant
alternatif
Oscilloscope
AM
Signal
generator
AM
Signalgenerator
Générateur
de
signal!
AM
Loop
antenna
Rahmenantenne
Model
FT-4000,4000L
Antenne
en
boucle
Fig.!2
AM
frequency
covering
and
Abb.l2
AM-Bereich-und-
tracking
alignments
Nachfiihrungsabgleich
(Step.
2and
3)
(Schritte
2und
3)
Fig.
12
Réglages
de
poursuite
et
détendue
de
fréquence
AM(Operations
2et
3)
AC
Voltmeter
FM
Signal
generator
Wechselspannungsmesser
UKW
Signalgenerator
Voltmétre
Gcourant
Générateur
de
signal
FM
alternatit
Oscilloscope
Model
FT-4000,
4000L
ANT.
TERMINAL
Antennenanschlu8
Borne
O
d’antenne
OUT
Kunstantenne
Antenne
fictive
Fig.13
FM
frequency
covering,tracking
and
other
alignments(Step.2to7)
Abb,
13
UKW-Bereich-,-Nachfuhrungs-und
andere
Abgleiche
(Schritte
2
bis7)
Distortion
meter
Fig.
13
Réglages
de
poursuite,d’étendue
de
frequence
Klirrmesser
:
FM
et
autres
e
;
Distortiométre
(Operations
247)
Frequency
counter
:
:
Frequenzzahler
Fig.
14
Se
re
adjustment
Fréquencemétre
Abb.
14
UK
W-Dekoder
76-kHz-Apgleich
(Schritt
6)
Fig.
14
Réglage
de76kHz
MPX
FM
Operation
Signal
FM
Signal
generator
eM
Paci
UKW
Signalgenerator
UKW
Stereo
Générateur
de
signal
FM
aturaeetet
Signalgenerator
Klirrmesser
Générateur
de
és
Distortiométre
signal
stereo
FM
ANT.DUMMY
Model
FT-4000,4000L
Kunstantenne
hemes
ANT.
TERMINAL
Antenne
fictive
Antennenanschiu§
Fig.
15
Stereo
Distortion
adjustments
(Step.7)
Abb.
15
Stereo-Distorsion-Abgleich(Schritt
7)
-
:
Oscilloscope
Fig.
15
Réglage
de
stereo(Operation
7)
—~10—

HITACHI
FT-4000/4000L
PRINTED
WIRING
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This
number
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the
number
in
the
circuit
diagram.
:
Other]
LW
P.W.B.
FT-4000L
"MS
30S
SWITCH
P.W.B.
Tey
%*
FT-4000
only
Die
Anschlussklemmen
sind
auf
der
gedruckten
Schaltung
numeriert.
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Nummern
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borne
correspond
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la
plaquette
a
circuit
imprimé.
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numéro
correspond
au
numéro
du
schéma
de
montage.
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CIRCUIT
DIAGRAM
-
SCHALTPLAN
-
PLAN
DE
CIRCUIT
PRODUCT
SAFETY
NOTE:
Components
marked
with
a
A
have
special
characteristics
important
to
safety.
SICHERHEITSHINWEIS:
Die
mit
A
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Komponenten
haben
wichtige
Sicherheitsaufgaben.
NOTICE
DE
SECURITE
DE
FABRICATION:
Les
composants
qui
sont
accompagnés
du
symbole
A\
possédent
des
caractéristiques
spéciales.
HITACHI
FT-4000/4000L
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MODE(MUTE
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Position
STEREO
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Resistance
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marked
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Capacitance
are
value
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for
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68PF
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ISOPF
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HINWEIS
‘Bei
Neuabgleich
des
UHW-Teils
muBder
UKW-Oszillator
durch
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bzw
CTIO3
auf
die
Eckfrequenzen
The
circuit
diagram
is
subject
to
change
for
improvement
without
notice.
87,5MHz
und
IO8MHz
abgegliechen
werden.
Dieser
Abgleichist
mehre
Male
zu
wiederhaien.
Anderungen
des
Schaltplans
im
Sinne
standiger
Verbesserung
vorbehalten.
Le
schéma
de
montage
est
sujet
4
modification
sans
préavis,
pour
des
raisons
d’amélioration.

HITACHI
_FT-4000/4000L
CIRCUIT
DIAGRAM
-
SCHALTPLAN
-
PLAN
DE
CIRCUIT
PRODUCT
SAFETY
NOTE:
Components
marked
with
a
A\
have
special
characteristics
important
to
safety.
SICHERHEITSHINWEIS:
Die
mit
A\gekennzeichneten
Komponenten
haben
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Sicherheitsaufgaben.
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SOOI(SOOla,b)
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Function
Sw.
FM-AM
—
FM
Mode
&
Mute
SW.
—
AM
Function
SW.
MW-LW
Resistance
a
Capacitance
NOTICE
DE
SECURITE
DE
FABRICATION:
Les
composants
qui
sont
accompagnés
du
symbole
/\
possédent
des
caractéristiques
spéciales.
Tension
CC:Position
FM
MODE(MUTE
ON),non-signal(
):
Position
AM
in
OHMS.
in
FARRAD.
re
value
are
value
The
circuit
diagram
is
subject
to
change
for
improvement
without
notice.
Anderungen
des
Schalplans
im
Sinne
standiger
Verbesserung
vorbehalten.
Le
schéma
de
montage
est
sujet
4
modification
sans
préavis,
pour
des
raisons
d’amélioration.
HINWEIS
:
Bei
Neuabgleich
des
UHW-Teils
muBder
UKW-Oszillator
durch
LIO2
bzw
CTIO3
auf
die
Eckfrequenzen
except
for
Sweden
PN
as
TR2
£
=
me
19
20
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|
|
i
|
il
I
on
Zoe
paal
!
1
'
|
R2I0
33K
a
!
4
PLOO2
Bt
“095
:
|
a
SMA
30
31)
METER
PW.B.
|
{
[=Rch
Output
a
{
|[eeLch
Output
87,5MHz
und
|O8MHz
abgegliechen
werden.
Dieser
Abgleichist
mehre
Male
zu
wiederhaien.
=
44
(QJA
12v)
Dial
Pointer
ray
°
a
SW.P.W.B,
'
a
%
A
[for
France]
[for
France]
————
2
$001
$
oe
2
Fool
A
T500mA
he
S
os
ov
-
50/60Hz
i)
co}
°
g
[iz
i]
eae
B02
[A
{
A
Too!
A
coola
for
U.K]
Ol
ps
0.01y
Oo
FOO1
T500mA
~
240V
50/60Hz
A
Iso01b
ZA
c001b
0.01lu

HITACHI
FT-4000/4000L
BLOCK
DIAGRAM
-
BLOCK
SCHEMA
-
SCHEMA
FT-4000
Tuning
Signal
meter
_
meter
———————
=
-_—_—7
’
Ceramic
Ceramic
1
:
FM
Mix
filter
filter
FM
300
ohms
75
ohms
G
FM
RF
AM
Coe
AM
detection
trans.
€
Binh
-
1
$901
ad
|
AM
MIX
t
Function
AM
ferrite
Ceramic
antenna
filter
:
Constant
voltage
Muting
|
roe,
$902
a,b
TT
1
Mode
1
I
1
’
'
I
1
J
|
(
FT-4000L
Signal
Tuning
meter
Ceramic
=
-
mic
ceramt
filter
ic
=
H
'
'
t
i
i)
J
1$901a-d
Function
filter
MW-LW
Ferrite
Antennal
bose
Sa
Se
re
te
ee
—
15
—

HITACHI
FT-4000/4000L
REPLACEMENT
PARTS
LIST
-
ERSATZTEILLISTE
-:
TABLEAU
DES
PIECE
©
marked
parts
used
for
FT-4000,
*
marked
parts
used
for
FT-4000L
SYMBOL
|
STOCK
DESCRIPTION
ee
DESCRIPTION
CAPACITORS
0252521
|
Electrolytic
10uF
16V
1274213
|
Mylar,
film
2200pF
+5%
ay
for
TUNER
PRINTED
WIRING
BOARD
1274213
Mylar,
film
2200pF
+5%
50V
(for
U.S.A.
&
Canada)
1248005
Ceramic,
discal
|
5pF
+0.25pF]
50V
1274231
Mylar,
film
1200pF
+5%
50V
1248358
Ceramic,
discal
|
150pF
+S5pF
SOV
1274231
Mylar,
film
1200pF
+5%
50V
1248676
Ceramic,
discal
|
47pF
45%
50V
(except
for
U.S.A.
&
Canada)
H240106|
Cylindrical
ceramic
|0.01u#F
+30%
|
25V
0252813
Electrolytic
3.3uF
50V
0252813
Electrolytic
3.3uF
50V
H230116|
Cylindrical
ceramic
|15pF
+5%
50V
0244175
|
Ceramic,
discal
|
0.047uF
123%
|
50V
H230004
|
Cylindrical
ceramic
|}2.2pF
+10%
|S50V_.
0221523
Styrol
360pF
+5%
50V
0248692
Ceramic,
discal
|220pF
+5%
50V
1252811
Electrolytic
1uF
50V
H240106
Cylindrical
ceramic
|}O.01uF
+30%
25V
0252812
Electrolytic
2.2uF
50V
H240106
Cylindrical
ceramic
|}0.01uF
+430%
25V
1252873
Electrolytic
0.22uF
50V
1248632
Ceramic,
discal
|
2pF
+0.25pF|
50V
H240020
|
Cylindrical
ceramic]
1000pF
+20%
50V
1248177
Ceramic,
discal
|
20pF
£5%
50V
H240020
|
Cylindrical
ceramic}
1000pF
+20%
50V
H230120|
Cylindrical
ceramic
|
22pF
+5%
50V
0240106
Ceramic,
discal}
0.01uF
+30%
25V
H230058|
Cylindrical
ceramic
|
4.7pF
+10%
50V
0252523
Electrolytic
33uF
16V
H230076
Cylindrical
ceramic
|
39pF
+5%
50V
1248680
Ceramic,
discal
|
68pF
+5%
50V
0245017
Ceramic,
discal
|0.01uF
+*89%
25V
(for
U.S.A.
&
Canada)
H240106
Cylindrical
ceramic
|0.01uF
+30%
25V
1248688
Ceramic,
discal]
150pF
+5%
|
SOV
H240106
|
Cylindrical
ceramic
|0.01uF
+30%
|25V
(except
for
U.S.A.
&
Canada)
H240106
|
Cylindrical
ceramic
|0.01HF
+30%
|25V
1245017
|
Ceramic,
discal]
0.01nF
189%
|
25V
1246446
Ceramic,
discal
|
18pF
+5%
50V
0244171
Ceramic,
discal]
0.01uF
*83%
50V
H240106
|
Cylindrical
ceramic
|
0.01MF
+30%
|
25V
0244171
|
Ceramic,
discal]
0.01nF
+89%
|
SOV
0228324
Styrol
360pF
+5%
50V
1252735
Electrolytic
470uF
35V
H240106|
Cylindrical
ceramic
|0.01nF
+30%
|25V
1252532
Electrolytic
220pF
16V
H230168
|
Cylindrical
ceramic
|
18pF
§
+5%
50V
0243896
|
Ceramic,
discal]
4700pF
783%
|160V
0252811
Electrolytic
1uF
4eo'e:
50V
(for
U.S.A.
&
Canada)
0245018
|
Ceramic,
discal
|0.022uF
—207
|
25V
1245017
|
Ceramic,
discal
|0.01nF
783%
|25v
for
LW
PRINTED
WIRING
BOARD
(FT-4000L)
1245017
Ceramic,
discal
|
0.01uF
+899,
25V
H240106
|
Cylindrical
ceramic
|
0.0iuF
+30%
|25V
1275015
Mylar,
film
0.01uF
+10%
|
50V
H240106
Cylindrical
ceramic]
O.01uF
+30%
25V
1248502
Ceramic,
discal
|
27pF
+5%
50V
1275011
Mylar,
film
0.01luF
+410%
50V
0244175
|
Ceramic,
discal
|
0.047uF
39
%
0244175
|
Ceramic,
discal
|
0.047uF
+89%
1245017
|
Ceramic,
discal]
0.01MF
133%
|
25V
0252812
Electrolytic
2.2uF
1252813
Electrolytic
3.3uF
50V
0252813
Electrolytic
3.3uF
1252812
Electrolytic
2.2uF
0228324
Styrol
360pF
45%
50V
0252812
Electrolytic
2.2uF
0228319
Styrol
220pF
45%
50V
0252815
Electrolytic
4.7uF
1246465
Ceramic,
discal]
110pF
+5%
50V
1248672
Cermic,
discal
|
33pF
1245017
Ceramic,
discal
|
0.01uF
+*89%
25V
0244175
Ceramic,
discal
|
0.047uF
0
1252811
Electrolytic
1pF
50V
1252811
Electrolytic
1uF
1252811
Electrolytic
1yF
£555
50V
1275015
Mylar,
film
0.047uF
1245017
Ceramic,
discal
|
0.01uF
-20
25VvV
0275015
Mylar,
film
0.047uUF
1245017
Ceramic,
discal
|
0.01uF
aa
%
50V
H240106
Cylindrical
ceramic
|
0.01
uF
1241860
Ceramic,
discal
|
10pF
tipF
50V
H240108
Cylindrical
ceramic
|
0.022uF
H240106
|
Cylindrical
ceramic
|
0.01uF
for
SWITCH
PRINTED
WIRING
BOARD
1252812
Electrolytic
2.2uF
0252811
Electrolytic
1uF
1245017
Ceramic,
discal
|
0.01uF
+8994
|
2sv
H240106
Cylindrical
ceramic
|
0.01
uF
H240106|
Cylindrical
ceramic
|
0.01
uF
for
CHASSIS
ASSEMBLY
H240106
Cylindrical
ceramic
|
0.01uF
0214481
Paper
0.01iuF
+20%
|
400V
H240106|
Cylindrical
ceramic
|
O.01uF
(except
for
U.S.A.
&
Canada)
1275013
Mylar,
film
0.022uF
0214481
Paper
O.01pF
+20%
400V
H240106
Cylindrical
ceramic
|
0.01
uF
(for
U.K.)
1252232
Electrolytic
220uF
0214481
Paper
0.01uF
+20%
|
400V
1245017
Ceramic,
discal
|
0.014F
0
(except
for
U.S.A.
&
Canada)
0275015
|
Mylar,
film
0.0474uF
i
RESISTORS
1252535
Electrolytic
470uF
for
TUNER
PRINTED
WIRING
BOARD
1252521
Electrolytic
10uF
0252521
Electrolytic
10uF
H129661
Carbon
film
100kKQ
=+5%
SRD%P
—16—

PRODUCT
SAFETY
NOTE:
Components
marked
with
a
A
have
special
characteristics
important
to
safety.
SICHERHEITSHINWEIS:
Die
mit
A
gekennzeichneten
Komponenten
haben
wichtige
Sicherheitsaufgaben.
NOTICE
DE
SECURITE
DE
FABRICATION:
Les
composants
qui
sont
accompagnés
du
symbole
A
possédent
des
caractéristiques
spéciales.
SYMBOL
No.
STOCK
No.
DESCRIPTION
SYMBOL
No.
STOCK
HITACHI
FT-4000/4000L
DESCRIPTION
R102
R103
R104
R105
R106
R107
R108
R109
R110
Rill
R112
R113
R115
ORI51
OR152
OR1L53
OR154
OR1I55
OR1S6
ORI57
*
R157
R158
R159
©
R160
R201
R202
R203
R204
R205
R206
R207
R209
R210
R211
R212
R213
R214
R215
R216
R217
R218
R219
R220
R221
R222
R223
R224
R225
R226
R227
R228
R229
R231
R232
R301
R302
R303
R304
R305
R306
R307
R308
H129607
H129619
H129547
H129639
H129617
H129603
H129561
H129623
H129639
H129605
H129583
H1
29563
H129561
H129621
H129549
H129605
H129673
H129609
H129651
H129605
H129573
H129609
H129613
H129561
H129601
H129547
H129547
H129575
H129605
H129607
H129575
H129575
H129643
H129635
H129619
H129623
H129561
H129621
H129577
H129609
H129647
H129609
H129633
H1
29549
H1i29577
H129561
Hi29561
H129665
H129669
H129631
H129609
H129619
H129601
H1i29611
H129553
H129645
H129643
H129643
H129633
H129633
H129647
H129647
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
1.8k2
§.6k2
472
22kQ
4.7k2
1.2kQ
1002
8.2k2
22kQ2
1.5kQ2
8202
1202
+5%
45%
+5%
+5%
+5%
+5%
+5%
+5%
+5%
+5%
+5%
+5%
1002
+5%
6.8kQ
562
1.5k2
330k
2.2kQ
68kQ
1.5k2
3302
2.2kQ2
3.3k2
1002
+5%
+5%
+5%
+5%
+5%
+5%
+5%
+5%
+5%
+5%
+5%
1kQ
472
472
3902
2.2k2
1.8k2
3902
+5%
+5%
+5%
+5%
+5%
+5%
+5%
3902
33kQ
15k2
§.6kQ
8.2k2.
1002
6.8k2
4702
2.2kQ
47k
2.2k2
12k22
$62
4702
1002
1002
150kQ
220k2.
10kQ
2.2k2
5.6k2
+5%
+5%
+5%
+5%
+5%
+5%
45%
+5%
+5%
+5%
+5%
+5%
+5%
+5%
45%
£5%
+5%
45%
+5%
45%
+5%
1k
2.7kQ
+5%
45%
822
39kKQ
33k2
33k2
12kQ
12k2
47kQ.
47kQ
£5%
+5%
45%
+5%
+5%
+5%
+5%
+5%
SRDKP
SRDP
SRD%P
SRDP
SRDKP
SRD%P
SRD%P
SRD4P
SRDKP
SRDP
SRD%P
SRD%P
SRD%P
SRDKP
SRD%P
SRD%P
SRD%P
SRD%P
SRD%P
SRD%P
SRD%P
SRD%P
SRD%P
SRDP
SRD%P
SRD%P
SRDP
SRD%P
SRD%P
SRDMP
SRD%P
SRDP
SRD4P
SRD%P
SRD%P
SRD%P
SRD/%4P
SRDP
SRD%P
SRD%P
SRD%P
SRDP
SRD%P
SRDP
SRDP
SRD%P
SRD4P
SRD%P
SRDP
SRD‘P
SRDP
SRDP
SRD/%P
SRDK%P
SRD/%P
SRD/%P
SRD)‘P
SRD%P
SRD%P
SRD%P
SRD/%P
SRD4P
R309
R310
R311
R312
R313
R314
R315
R316
R317
R318
R319
R320
R321
R324
R325
R801
R802
R803
©
R804
A
R805
A
R806
No.
a
sare
H129605
H129613
H129613
H129613
H129613
0110820
H129601
H129665
0114161
H129631
H129665
H129649
H129639
H129631
0114167
H129581
1119047
0139005
0110601
1119048
for
SWITCH
PRINTED
WIRING
BOARD
1114201
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Metal
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Metal
Compsition
Metal
Metal
Carbon
film
ca
1.5kQ2
1.5kQ
3.3k2
3.3k2
3.3kQ
3.3kQ
24kQ
1kQ
150k2
1k2
10kQ
150kQ
56k
22kQ
10kQ
1.8kQ2
6802
332
2.7M2
10.2
392
10k2
+5%
+5%
45%
+5%
45%
+5%
41%
+5%
+5%
+5%
+5%
+5%
+5%
+5%
45%
+5%
45%
+50%
+10%
£5%
(Fuse
resistor)
+10%
+5%
SRDKP
SRDP
SRD%P
SRD“%P
SRD6P
SRD4P
RN%B
SRD%P
SRD%P
SRD4P
SRD%P
SRDYP
SRDY%P
SRD4P
SRD4P
SRD/4P
SRD4P
RN1B
RC%GF
(for
U.S.A.
&
Canada)
RN%B
RNIB
SRD%P
for
LW
PRINTED
WIRING
BOARD
(FT-4000L)
0114165
0114209
0114131
0114201
0114131
0114165
0114145
0114145
0114145
0138207
0114153
0114145
0114281
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
Carbon
film
1.5kQ
22k2
1002
10k2
1002
1.5k2
3902
3902
3902
180k2
8202
3902
100k2
+5%
45%
+5%
+5%
45%
+5%
+5%
+5%
+5%
+5%
+5%
+5%
+5%
|
SRDM“P
SRDUP
SRD%P
SRD%P
SRDMP
SRD%P
SRD‘%P
SRD'“4P
SRDY%P
SRD%SD
SRD%P
SRD%P
SRD%P
ICs
&
TRANSISTORS
for
TUNER
PRINTED
WIRING
BOARD
2367281
2367271
2327433
0573510
0573507
0573491
0573486
2328653
2328653
2328422
HA11211
HA1196
3SK45
@®)
BK
2SC535
28c461
®
2SC454
2SC460
2SC1740LN
®
2SC1740LN
©
28D478
©

HITACHI
FT-4000/4000L
*#QIsl1
SYMBOL}
STOCK
No,
for
LW
PRINTED
WIRING
BOARD
(FT-4000L)
DESCRIPTION
SYMBOL
|
STOCK
No.
DESCRIPTION
|
0573491
|_2scass
2154341
2134431
2154293
DIODES
2154271
2154302
D101
D102
D103
D201
D202
D203
D204
D205
D301
D302
D303
D304
for
TUNER
PRINTED
WIRING
BOARD
2337011
182076
2337011
182076
0575002
182076
2337011
182076
0575002
IN34A
0575002
1N34A
2337011
182076
2337011
182076
2337011
182076
2337011
182076
2337011
182076
2337011
182076
D801
«D151
«D152
DoOo1
ZD301
ZD801
2337571
ESABO3-01
BI
Hz-3
@
HZ-12
©
2337431
2337103
for
LW
PRINTED
WIRING
BOARD
(FT-4000L)
2337601
2337601
for
CHASSIS
ASSEMBLY
182473
182473
2337631
|
LED
(Red)
L204
2227354
*
L153
«L154
2134431
2134447
*
L156
2227351
*
T151
2154341
for
SWITCH
PRINTED
WIRING
BOARD
AM
IF
transformer
AM
OSC
coil
FM
IF
transformer
FM
IF
transformer
AM
IF
transformer
Choke
coil
(2.24H)
for
LW
PRINTED
WIRING
BOARD
(FT-4000L)
AM
OSC
coil
LW
OSC
coil
Choke
coil
AM
IF
transformer
MISCELLANEOUS
7_———
2507611
°
2507612
*
2507613
°
2507621
*
2507622
*
2507691
0281169
VARIABLE
RESISTORS
R230
for
TUNER
PRINTED
WIRING
BOARD
0151225
50k&2-(B)
(FM
output
adj.)
*CV151,>|
0281185
2134743
FM
RF
coil
R322
0151284
300kQ-(B)
(Separation
adj.)
CT103
|
0283122
R323
0151224
10k92-(B)
(Free
running
adj.)
OCTIS1
|
0283121
OCT152
0283121
COILS
&
TRANSFORMERS
©OCT153
|
0283122
OCT154
|
0283122
for
TUNER
PRINTED
WIRING
BOARD
MF201
|
2134541
MF202
|
2134541
L101
2134471
FM
OSC
coil
MF203
|
2134541
L102
2227081
Choke
coil
(14H)
MF201
2134781
L103
2227354
|
Choke
coil
(2.24H)
MF202
|
2134781
MF203
|
2134781
:
CP301
2134842
OL151
2757371
Ferrite
antenna
(except
for
U.S.A.)
CP302
2134842
oLi1$51
2757372
Ferrite
antenna
(for
U.S.A.)
o
F901
2727561
L152
2227353
|
Choke
coil
(100uH)
2687852
oL153
2227351
|
Choke
coil
(14H)
2777011
2667645
L201
2227342
Choke
coil
(22H)
2667646
L202
2227351
Choke
coil
(14H)
2749211
L203
2227354
Choke
coil
(2.2uH)
2749212
F
2749221
2227351
Choke
coil
(1H)
2638331
2334741
FM
antenna
coil
2638401
—
18
—
—-
Tuner
P.W.B.
ass’y
©
(for
U.S.A.
&
Canada)
Tuner
P.W.B.
ass’y
@
(except
for
U.S.A.
&
Canada)
Tuner
P.W.B.
ass’y
6)
Switch
P.W.B.
ass’y
©
Switch
P.W.B.
ass’y
@
LW
P.W.B.
ass’y
G)
Variable
capacitor
Variable
capacitor
Trimmer
capacitor
Trimmer
capacitor
Trimmer
capacitor
Trimmer
capacitor
Trimmer
capacitor
Ceramic
filter
(for
U.S.A.
&
Canada)
Ceramic
filter
(except
for
U.S.A.
&
Canada)
Leak
filter
Leak
filter
Fuse-1A,
125V,
UL
(for
U.S.A.
&
Canada)
4P
screw
terminal
Ferrite
core
6P
pin
post
8P
pin
post
Cord
with
6P
housing
Cord
with
6P
housing
Cord
with
8P
housing
Switch-push
switch
(MODE,
others)
Switch-push
switch
(FM
MODE,
FUNCTION)

SYMBOL
No.
STOCK
No.
DESCRIPTION
SYMBOL
}
STOCK
HITACHI
FT-4000/4000L
DESCRIPTION
2627381
2638401
Switch-slide
switch
Switch-flex
switch
+
2757361
Ferrite
antenna
(MW,
LW)
—19~—
8
Lot
Z
8
for
FINAL
ASSEMBLY
5
§
Bo)
2
Cty
i“
°
4093881
Escutcheon
ass’y
@)
é
e
4093882
Escutcheon
ass’y
@
3
<
3285751
Knob-push
knob
(POWER)
3)
12
s
3338598
|
Spring
8).2/g)/3
3285681
Knob-push
knob
(FM
MODE,
FUNCTION)
(3/3)
|
8/3]
5/3
°
3339592
Spring
aH
&
§)M
=
gCls
3339591
Spring
iz
BO eo
|a|<
iF)
<
4572311
3
@x
10
bind
tapping
screw
3913001
Bushing
(for
patch
cord)
|o
lo
3285742
Knob
3913002
Bushing
(for
patch
cord)
ololalolelo
4407721
Cover
@)
°
3913007
Bushing
(for
AC
line
cord)/}
6
|o
4573554
4
$x
16
bind
tapping
screw
@
°
3913001
Bushing
(for
AC
line
cord)
°
ol
lolo
4399022
Washer
(iQ °
3715183
Bushing
(for
AC
line
cord)
°
°
3715184
Bushing
(for
AC
line
cord)
fe}
for
DIAL
MECHANISM
ASSEMBLY
*
3913001
Bushing
(for
AC
line
cord)
olo
Ao
2748862
AC
line
cord
olo
0666704
Wire
clip
a
2748751
AC
line
cord
O}
Joy
[o;e
3337201
Spring
A?
2747302
AC
line
cord
°
°
4407862
Dial
scale
A*
2749201
AC
line
cord
°
*
4408282
Dial
scale
4
T001
2218352
Power
transformer
°
3387372
Dial
pointer
ass’y
(for
U.S.A.
&
Canada)
4
T001
2218351
Power
transformer
fo)
ofolololojo
3387371
Dial
pointer
ass’y
4
FoO1
2720056
Fuse-0.5A,
UL
oO
}o
(except
for
U.S.A.
&
Canada)
4
F001
2727197
Fuse-T500m<A,
250V
olololololo
2.
F002
2720056
Fuse-0.5A,
UL
°
for
CHASSIS
ASSEMBLY
4
s001
2638222]
Switch-power
switch
olo
A
so001
2638221
Switch-power
switch
olololololo
4575061
Knob
ass’y
(TUNING)
“4
cP001
0269016
Spark
killer
fo)
4113441
9@
nut
4
CPo001
0269019
Spark
killer
O
4397042
Washer
4
s002
2627221
AC
slide
switch
4572317
4
$x
16
bind
tapping
screw
4399023
Washer
3920802
Pulley
4572311
3
@x
10
bind
tapping
screw
@®
4572315
3
x
12
bind
tapping
scerw
(except
for
U.S.A.
&
Canada)
4567411
3
x
6
DT
bind
screw
(yellow)
@
4683981
Cover
cuchion
*
4567432
3
$x
8
DT
bind
screw
(black)
*
4567452
3
¢x
8
DT
bind
screw
(silver)
2687451
6P
terminal
board
(for
Canada)
2687831
§5P
terminal
board
(except
for
U.S.A.
&
Canada)
2727181
Fuse
holder
2647585
LED
holder
3925791
Capacitor
cover
(except
for
U.S.A.
&
Canada)
°
2677461
Housing
socket
2577483
Meter-signal
meter
2577482
Meter-tuning
meter
2748764
Patch
cord
(for
U.S.A.
&
Canada)
2748614
Patch
cord
(except
for
U.S.A.
&
Canada)
2787771
Flex
wire

(oes)

HITACHI!
FT-4000/4000L
FRONT
AND
REAR
PANEL
-
VORDERE
UND
HINTERE
BEDIENUNGSTAFEL
-
PANNEAUX
AVANT
ET
ARRIERE
@
POWER
switch
@
SIGNAL
meter
@)
TUNING
meter
@
MODE
(AUTO
MUTE
ON/
MONO)
switch
6)
MPX
NOISE
FILTER
switch
(FT-4000)
@
FUNCTION
switch
@
TUNING
knob
FM
STEREO
indicator
@Q)
Dial
pointer
FM
ANTENNA
terminal
(300
ohms
&
75
ohms)
a)
Ground
terminal
(GND)
(2
AM
ANTENNA
terminal
(3
AC
line
cord
OUTPUT
cord
@)
FM
ANTENNA
socket
(75
ohms)
(except
for
U.S.A.
&
Canada)
d8
VOLTAGE
SELECTOR
(for
Asia
&
Latin
American
countries)
(FT-4000)
q>
MW/LW
Ferrite
Antenna
(FT-4000L)
FT-4000L
@
Netzschalter
(POWER)
@
Feldstarkeinstrument
(SIGNAL)
@
Abstimminstrument
(TUNING)
@
Betriebsartenschalter
(MODE)
Stereo-Auto-Stillabstimmung/
Mono
(AUTO
MUTE
ON/MONO)
@)
Multiplex-Rauschfilter-Schalter
(MPX
NOISE
FIL)
©
Funktionsschalter
(FUNCTION)
@
Abstimmknopf
(TUNING)
UKW-Stereo-Anzeige
(FM
STEREO)
@)
Skalenzeiger
UKW-Antennenanschlu&
(300
und
75
Ohm)
(FM
ANTENNA)
@)
Erdungsanschlu&
(GND)
@2
MW-Antennenanschiu&
(AM
ANTENNA)
3
Netzkabel
Ausgangskabel
(OUTPUT)
5)
UKW-Antennenanschlu&
(75
Ohm)
(FM
ANTENNA)
(auRer
Modell
fur
USA
und
Kanada)
Netzspannungswahler
(VOLTAGE
SELECTOR)
(Modell
ftir
Asien
und
Latein-
amerika)
(FT-
4000)
qd?
Ferrit-Stabantenne
fir
MW/LW
(FT-4000L)
—20—
()
Interrupteur
secteur
(POWER)
@
Indicateur
de
_
Il'intensité
du
SIGNAL
@
Indicateur
de
(TUNING)
@)
Commutateur
de
MODE
(AUTO
MUTE
ON/MONO)
()
Commutateur
de
filtre
de
bruit
MPX
(MPX
NOISE
FIL)
©
Commutateur
de
fonction
(FUNCTION)
@
Bouton
d’accord
(TUNING)
Indicateur
FM
STEREO
@)
Aiguille
du
cadran
Borne
d’antenne
FM
(FM
ANTENNA)
(300
ohms
et
75
ohms)
d)
Prise
de
terre
(GND)
(2
Borne
d’antenne
AM
(AM
ANTENNA)
(3
Cordon
d’alimentation
Cordon
de
sortie
(QUTPUT)
(5
Prise
d’antenne
FM
(FM
ANTENNA)
(75
ohms)
(sauf
appareil
pour
U.S.A.
et
Canada)
Sélecteur
de
tension
(VOLTAGE
SELECTOR)
(pour
‘Asie
et
I’Amérique
du
Sud)
(FT-4000)
a?
Antenne
en
ferrite
PO/GO
(FT-4000L)
syntonisation

HITACHI
FT-4000/4000L
DIAL
CORD
SETTING
-
SEILPLAN
.
EQUIPMENT
DE
CADRAN
Pulley
Riemenscheibe
Poulie
Start
Anlassen
Mise
en
marche
/
Spring
Feder
Ressort
Set
to
between
@and©.
Zwischer
(©)
und
©
einstellen.
Régler
entre
Oet
©.
Tuning
shaft
Abstimmwelle
Axe
d'accord
BLOCK
DIAGRAM
-
BLOCK
SCHEMA
-
SCHEMA
HAII2I1
HAII96
13
12
ul
109
nis ats
14
13
nl2
u
10
9
OT
=
inareng
Guadrature
Muting
signal
detector
Réglage
Détecteur
de
IDétecteur
de
signal
de
silencieux
quadrature
rT
réglage
silencieux
Phase
Comparison
Comparaison
Comparaison
de
phase
de
phase
Comparison
Center
voltage
[Meter
detector
detection
"i
;
Détecteur
de
Detection
Oe
ompteur
Frequency
Frequency
FMF
Amp.
Devider
(38kHz)
Devider
(1
9kHz)
Amplificateur
FM-IF
Diviser
de
Diviser
de
a
a
fréquence
(38kHz)
fréquence
(1
9kHz)
17
1
U2
3
U5
U6
Liz
Us
18
Stereo
Detect,
Audio
Amp.
DC
Amp.
Détection
stéréo
Amplificateur
CC
Amplificateur
audio
7
I
2
3
4
5
UG oT
Hg
a
ee
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