Hitachi HTA-3F - Page 15

Panne
du
tube
d’affichage
:
,
L'affichage
fonctionne-t-il
normalement
quand
'inter-
rupteur
d’alimentation
est
mis
a
|'arrét
puis
lorsque
|’
alimen-
tation
est
réetablie
plus
de
5
secondes
tard?
Oul Fonctionnement anormal du‘ contréleur 1C503.
NON
ne
gieerenone
rage
cu
syn
veneers
NON
Vérifier
les
tensions
de
Q802,
803,
etc:
normale?
OUI
; ‘ NON
La
tension
d’'accouplement
de
|'enroulement
de
filament
;
J
(c.a.
3,8V)
du
transformateur
d’alimentation
‘est
de
-17V.
La
diode
D812
est
défectueuse.
Oui — : 7
Le transformateur d’alimentation ou le cablage de I’ enroule-
La
tension
de
filament
du
tube
d’affichage
correspond-
elle
NON
ment
de
filament
du
transformateur
d’alimentation
a
la
approximativement
a
3,8V?
plaquette
4
circuits
imprimes
du
tube
d’affichage
sont
Our
defectueux.
L’entree
au
tube
d’affichage
est-elle
correctement
vérifiée?
Oul
Le
tube
d’affichage
est
défectueux.
NON
Les
bornes
de
Sortie:
numeraus
DU
e
Dect
lss,
Dolnvs
ce
NON
Les
bornes
de
sortie
numérique
D1
a
D6
et
les
bornes
de
sortie
de
segment
Sa
a
Sg
de
la
plaquette
a
circuits
imprimés
du
tube
d'affichage
par
la
plaquette
a
circuits
sortie de segment Sa a Sg du circuit C503 sont-elles en
ne uprifthae? bon état?
imprimes
TA
sont-elles
correctement
verifiges?
NON oui
Oui
.
Branchement
défectueuses
du
cabalier
a
9
et
10
conduct
-
Le
circuit
IC503
est
eurs
quirelie
la
plaquette
TA
et
la
plaquette
d’affichage
.
détectueuXx:
1C502
est
défectueux.
Le
mode
d‘accord
automatique
n‘a
pas
lieu
et
la
CAUSE (Le circuit en phase n’est pas verrouillé).
touche
préaccordée
est
retenue
au
cours
du
mode
d’accord
automatique
en
FM.
: F F "g ati NON Vérifier les tensions de Q802, 803, etc. [HTA-3f]
‘alimentation
a
l'etage
du
synthétiseur
est-elle
érifier
les
s
‘
;
prhadlost
a
:
Vérifier
les
tensions
de
Q804,
809,
D807,
808,
etc.
[HTA-4F]
oul
— NON
La
borne
d’entrée
FM
local
@)
du
circuit
1C501
recoit-elle
Le
groupe
tuner
FM
est
défectueux.
plus: de 53mV?
oul
NON
Les
bornes
d’entree
FM
local
@)
du
circuit
IC503
recoivente-elles
plus
de
283mV?
Le circuit 1C501 est defectueux. ;
oul
Q501,
502
sont-ils
en
bon
etat?
Q501,
502
sont
défectueux.
OUI
;
Le circuit 1C503 est défectueux
-19 -
REPLACEMENT PARTS LIST: ERSATZTEILLISTE: TABLEAU DES PLECE
No. No.
CAPACITORS
|0.01pF
C001
C002
C101
C102
C103
C104
C105
C151
C152
C153
C154
C155
C156
C157
C158
C160
C201
C202
C203
C204
C205
C206
C207
C208
C209
C210
C211
C212
C213
C214
C215
C216
C217
C219
C220
C221
C301
C302
C303
C304
C306
C307
C308
C309
C310
C311
C312
C313
C314
C315
C316
C317
C318
C319
C319
C320
0243901
0243901
0252871
0230026
0248674
0240108
0240106
0275013
0275015
0228478
0230066
0240108
0230012
0240108
0240108
0274213
0240106
0240106
0252231
0252525
0240108
0240108
0246456
0240108
0252811
0245018
0230036
0244171
0240108
0252531
0275014
0252521
0240106
0252535
0252521
0248716
0252521
0252532
0252521
0252521
0274011
0274011
0252521
0252521
0240106
0240106
0252811
0252811
0242873
0246470
0242812
0252811
0244185
0248696
0248688
0274034
Ceramic, discal
Ceramic, discal
Electrolytic
Cylindrical ceramic
(for W. Germany)
Ceramic, discal
(for W. Germany)
Cylindrical ceramic
(for W. Germany)
Cylindrical ceramic
Mylar , film
Mylar, film
Styrol , film
Cylindrical ceramic
Cylindrical ceramic
Cylindrical ceramic
Cylindrical ceramic
Cylindrical ceramic
Mylar, film
Cylindrical ceramic
Cylindrical ceramic
Electrolytic
Electrolytic
Cylindrical ceramic
Cylindrical ceramic
Ceramic, discal
Cylindrical ceramic
Electrolytic
Ceramic, discal
Cylindrical ceramic
Ceramic, discal
Cylindrical ceramic
Electrolytic
Mylar, film
Electrolytic
Cylindrical ceramic
Electrolytic
Electrolytic
Ceramic, discal
(for W. Germany)
Electrolytic
Electrolytic
Electrolytic
Electrolytic
Mylar, film
Mylar, film
Electrolytic
Electrolytic
Cylindrical ceramic
Cylindrical ceramic
Electrolytic
Electrolytic
Electrolytic
Ceramic, discal
Electrolytic
Electrolytic
Ceramic, discal
Ceramic, discal
(for W. Germany)
Ceramic, discal
#10096
O.01pF +10,
0.1nF
39pF +5%
39pF = 5%
0.022uF +30%
O0.0ipF +30%
0.022uF +10%
0.0474F +10%
510pF +1%
15pF CH+5%
0.022uF +£30%
10pF +5%
0.022uF +30%
0.022uF +30%
2200pF +5%
0.0ipF +30%
0.01luF +30%
100uF
47 pF
0.022uF +30%
0.022uF +30%
47pF CH15%
0.022uF £30%
1uF +20%
0.022pF 188 %
100pF +5%
0.01uF +33.%
0.022uF +30%
100pF =+20%
0.033u¥F +10%
10uF
0.01 uF
470u
10uF
41pF
+30%
10uF
| 220uF
10uF
10uF
1000pF
1000pF
10uF
10uF
0.01uF
0.0uF
1pF
1pF
0.22uF
270pF CH 5%
2.2pF
1pF
0.047 uF *88 9%
330pF +5%
+10%
+10%
+30%
£30%
150pF +£5%
(except W. Germany)
Mylar film
(for W. Germany)
3900pF +10%
SYMBOL
No.
C321
400 C322
400V
C351
50V C401LR
50V C402LR
C403
50V C404LR
C405LR
16V C406LR
C407LR
25V C408
50V C409
50V C410
50V C411
50V C412
16V 2
50V C417
16V C418
16V C419LR
50V
25V C420
25V
6.3V C421
16V
16V C422
16V
50V C423
16V
50V C424
25V
50V C425
50V
é 42
16V fee
OY «| 427
50V
16V | C428
25V
16V |} c429
16V
50V C430
16V C431
16V
16V C432
16V
50V C433
50V
16V C434
16V
25V_ | cs01
25V
C502
S0V
C503
50V
C504
50V
C505
50V
C506
50V
C507
50V
C508
50V
50V C509
C510
C511
oO C512
-—-2?0-
PART
No.
0274213
0274213
0252811
0252813
0242231
0252535
0230036
0274036
0274013
0252813
0252521
0275015
0275015
0240108
0240108
0240108
0240108
0240020
0245018
0248684
0230036
0248684
0248684
0245018
0248684
0230036
0248684
0248684
0245018
0230036
0230036
0245018
0245018
0252822
0252880
0240106
0252241
0240108
0240106
0230071
0230071
0240108
0252242
0252521
0275015
0252225
HITACHI
DESCRIPTION
Mylar, film
(for W. Germany)
Mylar, film
(for W. Germany)
Electrolytic
Electrolytic
Electrolytic
Electrolytic
Cylindrical ceramic
Mylar, film
Mylar, film
Electrolytic
Electrolytic
Mylar, film
Mylar, film
Cylindrical ceramic
Cylindrical ceramic
2
Cylindrical ceramic
Cylindrical ceramic
Cylindrical ceramic
(for W. Germany)
Ceramic, discal
(for W. Germany)
Ceramic, discal
(for W. Germany)
Cylindircal ceramic
(for W. Germany)
Ceramic, discal
(for W. Germany)
Ceramic, discal
(for W. Germany)
Ceramic, discal
(for W. Germany)
Ceramic, discal
(for W. Germany)
Cylindrical ceramic
(for W. Germany)
Ceramic, discal
(for W. Germany)
Ceramic, discal
(for W. Germany)
Ceramic, discal
(for W. Germany)
Cylindrical ceramic
(for W. Germany)
Cylindrical ceramic
(for W. Germany)
Ceramic, discal
(for W. Germany)
Ceramic, discal
(for W. Germany)
Electrolytic
Electrolytic
Cylindrical ceramic
Electrolytic
Cylindrical ceramic
Cylindrical ceramic
Cylindrical ceramic
Cylindrical ceramic
Cylindrical ceramic
Electrolytic
Electrolytic
Mylar, film
Electrolytic
2200pF +5%
2200pF +5%
lpF
3.3pF
100pnF
470nF
100pF +5%
8200pF +10%
2200pF +10%
3.34F
10uF
0.047 pF +10%
0.047 pF +10%
0.022uF +30%
0.022uF +30%
2
0.022pF +30%
0.022uF +30%
1000nF +20%
0.022uF +88 %
100pF +5%
100pF 9 +5%
100pF +5%
100pF = +5%
0.022uF +89 %
100pF +5%
100pF = +5%
100pF = +5%
100pF +5%
0.022uF *85 %
100pF +5%
100pF =+5%
0.022uF +5%
0.022uF +5%
22uF
4.7uF
0.01pF +30%
1000uF
0.0224nF +£30%
0.01uF +30%
24pF CH +5%
24pF CH +5%
0.022nF +30%
2200uF
10uF
0.047 uF +10%
47 uF
HTA-3F
50V
50V
50V
50V
6.3V
16V
50V
50V
50V
50V
16V
50V
50V
16V
16V
16V
16V
50V
25V
50V
50V
50V
50V
25V
50V
50V
50V
50V
25V
SOV
50V
50V
SOV
50V
5s0V
25V
6.3V
16V
25V
50V
50V
16V
6.3V
16V
50V
6.3V