Placa Principal
CN600
CN403
CN402
1357913 11
1 1
10 109 9
8 8
7 7
6 6
5 5
4 4
3 3
2 2
CN404ACN405A
(Family board)
Seletor VHF/UHF/CABO
Modulador RF
Cabo Trancado de 2 vias
CN401
CN601
5 3 1
26
CN400
9 9
8 8
7 7
6 6
5 5
4 4
3 3
2 2
1 1
Micro Controlador
Deck
CN404BCN405B
IC400
Placa
"Head Amplif."
Cabecote
de
Apagamento
Total
(Erase Head)
L8
(1910)
L6
(1930)
(DRUM)
Cilindro
LED
Cabecote de
audio/controle
Tacometro
8 pulsos/volta
L2
1
L3
1
15
32
Threading
Placa dos sensores
L4
motor
TASTAE
T800
Fonte
de
Alimentacao
BAT900
IC902
Micro Controlador
Principal
Area de Fita
(Tape Box)
Carretel de Carretel de
suprimento de fita
recolhimentode fita
(Supply reel)
Painel Frontal
VFD900
Display
(Take-up
reel)
CN900A
(POWER SUPPLY)
110
A
ALT.
9
1
DES.
525/98
P.A.
PROJ.
APRO.
AcrescentadoomodeloVCR-90X,série"B".
Acrescentado"ESQUEMAELÉTRICO",nalegenda.
TITULO:
INTERCONNECTION WIRING DIAGRAM
NOME
TANAKA
DAVID
WALTER
DATA
12/09/97
12/09/97
12/09/97
DISCRIMINAÇÃO
ESQUEMA ELETRICO
Pcad=V90DIAGR
N
COD.MOD.
TANAKA
VISTO
06/07/98
DATA
A2
1007215007VCR90X-A/ VCR90X-B
C900
100kpF/50V
R901
4K7
D902
1N4148
CLOCK CALENDAR
IC901
CLK OUT
1
CPUR
2
INT
3
SCK
4
VDD
XTAL
XTAL
VBAT
+5D
L901
22uH
R916
56K
C912
C913
47uF/16V
Pinagem
IC
900
VFD
900
C910
100KpF/50V
C911
D900
1N4148
L900
22uH
A
16
15
14
13
R928
100K
R909
4M7
X900
32.768kHz
22pF/50V
C904
22pF/50V
BAT900
100uF/16V
R911
470R
52 51 50 49 48 47 46 45 44 43 42 41 40
31
30
29
28
32
15
16
17
18
19
C923
100KpF/50V
10K
47uF/16V
R903R902
10K
*
NOTA:
Selecionadoemfunção
damemória
C924
+5D
L903
22uH
R904
10K
MEMORIA
IC903
PCF8582
A0 VDD
A1
TEST
A2
SCL
VSS
SDA
100pF/50V
*
R924
1K
*
R925
1K
+5D
L902
22uH
100KpF/50V
47KpF/50V
C915
R906R905
4K74K7
C902C901
100pF/50V
R917
100R
C916
SCL-T
SDA-T
R934
R933
100R
C914
47uF/16V
44 43 42 41 40 39 38 37 36 35 34
PA6 TCMP
1
PA5
2
PA4
3
PA3
4
R926
1K
100R
R935
100R
X901
4MHz
R913
2M2
IC902
PA2
5
MC68HC059A
PA1
R919
100R
C917
100pF/50V
+5D
6
PA0
7
8
PB0
PB1
9
PB2
10
PB3
11
12
R920
100
13
C919
100kpF/50V
(MICRO PRINCIPAL)
V1.0
14
15
17
16
19
18
MOSI
5
MISO
6
7
SS
8
C908C907
22pF/50V22pF/50V
PD5/SS
PD4/SCK
VSYS
12
LINE
11
POR
10
PSEVSS
9
R915
1K
33
C929
R910
10K
2u2F/50V
C906
RM901
R914
180R
C909
R927
2K2
1
2
3
4
Dout
5
6
IC
7
CLK
8
STB
9
KEY1
10
KEY2
11
12
KEY3
KEY4
13
IC900
uPD16311GC
(DRIVER DISPLAY)
Grid6
Grid7
Grid8
Seg10/Grid9
Seg19/Grid10
Seg18/Grid11
Seg17/Grid12
Seg16/Grid13
Seg15/Grid14
Seg14/Grid15
Seg13/Grid16
39
38
37
36
35
VEE
34
VDD
33
32
31
30
29
28
27
-28V
27
26
25
24
23
22
21
20
19
18
17
16
15
38
39
40
41
26
25
24
23
22
21
20
19
18
14
32
31
CLK
15
17
16
B
20
21
22
23
24
25
26
27
28
29
30
31
32
10
9
8
7
642
543
PD3/MOSI
PD2/MISO
PD1/TDO
PD0/RDI
21
20
30
PLAY PAUSE
STOP
EJECT
CH-CH+
STBY
R921
100R
DTA-C
R923
STB
R929
2K2
R930
2K2
R931
2K2
R932
2K2
D903
1N4148
D904
1N4148
D905
1N4148
D906
1N4148
D907
1N4148
29
28
27
PC0
26
PC1
25
PC2
24
PC3
23
22
R922
100R 100R
CS-T1
REC
REWFF
444
5G7G 6G 4G 3G 2G 1G
VFD900
SVV-07MS07
VCR
NTSC
M-PAL
N-PAL
PROGRAM
SP
SLP
-28V
1KpF/50V
C918
D901
12V
1
BA
AM
PM
MEM
REC
353433323130292827262524232221201918171615141312111098765432
PCF8582
R924 adicionar
R925 eliminar
CN900B
(P/CN404B)
R918
10K
C925
100KpF/50V
Filamento (nominal): 3.6Vdc
a
98765431 2
12345678910
f
e
i
b
mn
g
p
h
r
c
ALT.
k
P.A.
NOME
TITULO:
DATA
DISCRIMINAÇÃO
ESQUEMA ELÉTRICO
PAINEL FRONTAL
DATAVISTO
CN900A
(P/CN404A)
d
Detalhe dos segmentos
DES.
PROJ.
APRO.
TANAKA
DAVID
WALTER
06/07/98
06/07/98
06/07/98
VCR90X-B
Pcad=V90BPANE
N
COD.MOD.
1007215013
A2
REDE
90 240V AC
60Hz
F800
C843
100KpF/250VAC
LF800
C800
100KpF/250VAC
D801,D802,D803,D804=1N5062
C801
4K7pF/250V
C802
4K7pF/250V
C806 C807
100uF/400V 4K7pF/500V
* Resistor nao SMD.
C839
1KpF/500V
18
D812
BYD33-G
C838
C816 D813
47uF/50V
R821
3K3
*
C820
220KpF/50V
uPC574/KA33V
STBY
Q805
DTC124
C809
1K2pF/50V(J)
R807
18K
R808
10K
C810
1KpF/50V
R809
22K
R810
10K
R811
2K2
Vdem in
8
Sync
9
Ct
10
Rf standby
15
Rp standby
12
2.5V
VOLTAGE
14
E/A OUT
13
C828
2K2pF/50V
C834
100pF/50V
DEMAGNETICATION
MANAGEMENT
Vdem out
Iref
OSCILLATOR
Iref
STANDBY
(REDUCED FREQUENCY)
ERROR
AMP
FOLDBACK
INPUTFOLDBACK
1KpF/500V
C837
1KpF/500V
D815
BYV27-150
1KpF/500V
BYV27-150
D814
MR852
C818
220uF/16V
C836
D816
C842
1KpF/500V
BYV27-150
D817
BYV27-150
C835
1KpF/500V
C823
1000uF/10V
R824
270R
C817
1000uF/25V
L800
22uH
100uF/16V
47uF/50V
R825
1K
C848
3
2
C819
C821
470u/16V
DTC124
L801
22uH
R826
330R
100KpF/50V
1
Q801
ADJ.+5V
C825
*
R830
1k2
Q800
2SD2395
47uF/16V
L802
22uH
L803
22uH
R827
3K3
VR800
R831
1K
C822
2k
R829
3K3
13
R804
100K/1W
R843
27K
C831
220pF/2KV
R806
C808
4K7pF/250V
D807
BYD33J
9
12
R839
27K/2W
11
IC800
10K
16
Rref
REFERENCE
Vosc prot
Vosc
75
IrefVref
CURRENT
SENSE
C811
2K2pF/50V
MC44603BP
Vref enable
THERMAL
SHUTDOWN
Iref
SET
LATCH
RESET
Dmax&SOFT-START
SUPPLY&
INITIALIZATION BLOCK
-
Q
CONTROL
11
Soft Start&Dmax
BUFFER
Vovp out
Vref
OVERVOLTAGE
MANAGEMENT
OVERVOLTAGE
PROTECTION
UVL01
Vref
UVL01
1
Vc
OUTPUT
GND
Vcc
2
*
3
39R(NFR25H)
4
6
R845
1k
D808
R814
C829
C847
1kpF/50V
R842
150
R819
470R
C830C812
2K2pF/50V1uF/50V
1N4148
D809
1N4148
R816
150R
C813
100KpF/50V
L806
2K2pF/50V
C833
4K7pF/50V
2.2uH
C814
D821
MTP6N60-E
R823
1K2
4V7
R817
C832
560pF/2KV
Q804
D823
1N4148
R812
39R(NFRH25)
0.82/1W
FB800
G
D822
15V
R818
10
L807
2.2uH
100pF/100V
6
4
3
C846
FB801
D
S
D811
BAV21
R820
4R7(NFR25H)
C815
100uF/40V
15
14
17
16
R844
*
6M8
C841
2K2pF/250VAC
HOT GND COLD GND
IC801
PS2501-H
D818
TL431BC
2SB1064-EF
R835
1K
Q803
BC847A
R828
100K
WIND-H
WIND-L
L804
22uH
Q802
R834
*
1K
C840
100uF/25V
*
R837
47K
*
R841D820
8R2/1W
1 2 3 4 5 6 7 8 9 10
14V
8V
STBY-H
STBY-L
DTC124
R833
*
3k9
Q807
2SD2395
IC802
C826
DTC124
R838
470R
R832
1K8
*
9 8 7 6 5 4 3 12
CN800/BCN800/A
ON
Stand-By
CN405/BCN405/A
Q806
L7812CV
Q808
G
Q809
2DS2395
OI
C827
100uF/25V1OOKpF/50V
T800
18
17
16
15
14
13
12
11
10
Trafo de chaveamento Q800,Q809,Q807
3
4
2SD2395
6
9
B=BASE
C=COLETOR
E=EMISSOR
ECB
DTC124
B E
Q801,Q805,Q806,Q808
D818
C
Q804
MTP6N60-E
G=GATE
D=DRENO
TL4318C
A
ALT.
528/98
P.A.
S=SOURCE
AcrescentadoomodeloVCR90X,série"B".o
Acrescentado"ESQUEMAELÉTRICO",nalegenda.
TITULO:
ESQUEMA ELETRICO
DISCRIMINAÇÃO
TANAKA
VISTO
07/07/98
DATA
POWER SUPPLY
SD
321
DES.
PROJ.
APRO.
NOME
TANAKA
DAVID
WALTER
DATA
09/10/97
09/10/97
09/10/97
VCR90X-A / VCR90X-B
Pcad=V90POWER
N
1007215010
COD.MOD.
A2
MD700
VIN(OSD)
ANT IN
ANT OUT
100pF/50V
Q708
DTC124
C731
R709 R710
100R 100R
C732
C706
R716
220R
R746
220R
R756
220R
TU700
C707
DZ700
UDZ10B
5AS +12AS
V-IN
A-IN
+5V
CTRL
C710
10uF/16V
BC337-16
L702
27uH
Q707
C708
C704
+5AS
+33V+5AS
C709
10kpF/50V
C733
100kpF/50V
R711
1K
+12AS
R712
68R
R713
220R
R714
1k2
220pF/50V
IC701
LA7578
C714
C712
220pF/50V
R723
220R
C741
CDA-4.5ME
CF701
L703
22uH10kpF/50V
R754
22k
R755
47k
R700
330R
C700
47pF/50V 1k47R
CF700
SFSH4.5MCB
24 23
FM
DET
1
2
C716
C715
SF701
M1860M
54321
R702
100R
C701
L700
22uH
21
43
C717
EQ AMP
B/W
N.S.C.
20
VIDEO
AMP
VIDEO
DET
AMP
5
R752
22
R719
2k2
TPS-4.5MC
L701
15uH
CF702
C702
19
IF
AGC
ADJ.
1k
1uF/16V
R704
330R
18 17 16
APC TIME
CONST SW
APC
DET
10kpF/50V
C738
10kpF/50V
C719
C718
C735
100kpF/50V
R701 R703
R706R705
LOCK
DET
NC
9876
+12AS
R708
R744
22k
10uF/16V
3k3 10K
T700
24pF
14
15
VCO
IF AGC
RF AGC
AMP
1110
C728
22pF/50V
27k
C720
C740
R751
2k2
AFT
R718
10k
220kpF/50V
68KpF/50V
13
12
L705
22uH
C722
220kpF/50V
C705
C703
100pF/50V
C729
10uF/16V
UDZ7.5B
+12AS +12AS
C737
C739
10uF/16V
T702
C736
Nao utilizado
*
+5AS
R740
4k7
47uF/16V
R741
39k
BC847
R707
39k
Q701
R750
680R
R747
100k
C730
15kpF/50V
R717
3k3
R743
2k2
-28V
R753
*
C734
R749
1k
AFC
VMOD
IC703
HEF4052BT
CLK
(-7V)
CS
DT
FSC
+5AS
R202
100R
R201
100R
R200
100R
C201
10uF/16V
R206R205C209
100k1k5
R213
100k
C205
C206
C208R203
C211
22pF/50V
33pF/50V
R204
1kpF/50V
DV200
BB119
1kpF/50V470R
470R
C207
1uF/16V
L201
4u7H
C212
68pF/50V
L200
22uH
R207
2k2
1
2
3
4
5
6
P
D
6
4
24
23
22
21
20
19
Q200
BC857
6
7
18
Q201
BC847
C214
R208 R210
100k 1k2
C213
100pF/50V
R209
2k2
4
8
9
10
11
12
A
OSD
IC200
17
16
15
Q203
14
13
BC857
R211
330R
C200
10kpF/50V
2k2pF/50V
C210
1uF/16V
CSYNC
+12AS
IS1
10
+5AS
16
1
3
R742
10K
VR
VMOD
C721
220uF/16V
VIDEO
OUT
R725
68R
JK700/A
5
7
12
13
AMLR
+5AS
14
7
9
AOUT
4
8
61511
R726
47k
47k
R727
R728
560R
Q704
BC847
C723
10uF/16V
R729
10k
AUDIO
OUT
JK700/B
TO DE
BC847A
10uF/16V
Q705
C724
R731
150R
R732
820R
R733
1k
C725
100uF/16V
R734
68R
VIDEO
IN
JK700/C
BC847A
R748
100k
R735
560R
R736
47k
C727
100kpF/50V
R737
47k
0524/98CAcrescentadoomodeloVCR90X,série"B".o TANAKA 07/07/98
AlteradoovalordoR713,de1kpara220R;o
+5AS+5AS
R739
22R
AUDIO
IN
B
A
0473/98
0172/98
JK700/D
R738
1k
P.A.ALT.
R723,de560Rpara220R;R746eR716,de330Rpara220R.de
AdicionadoC741eR756e
CorreçãodevalordoC213para100pF/50V
MudançadevalordoC212,56pF/50V,para68pF/50V
Adicionando"ESQUEMAELÉTRICO"nalegenda.
MudançadevalordoC205,conformeAMV-050/98.
MudancadevalordoR213,conformeAMV-052/98
DISCRIMINAÇÃO
TITULO:
ESQUEMA ELETRICO
DAVID
TANAKA
VISTO
12/06/98
26/03/98
DATA
FRONTEND
DATA
26/03/98
26/03/98
26/03/98
VCR-90X
Pcad=V90TUNNE
N
1007215006
COD.MOD.
A2
DES.
PROJ.
APRO.
NOME
TANAKA
DAVID
WALTER
+12AS
R607
IREC
LP
SLP
MTA
IPAL
T600
Oscilador
Biasde
72kHz
10k
6
R613
47k
4
3
C612
1kpF/50V
C611
47kpF/250V
2
R612
10R
R614
Q603
BC817-40
C609
+
R611
33R
+
R610
3k3
C605
DTC124
Q600
R606
22k
C606
C607
+
24
23
22
21
20
19
18
+
C604
+
C602
R605
470R
17
L600
10mH
16
C603
R604
1k
R603
220R
C600
+
C601
1uF/16V
R600
12k
R601
2k7
R602
10k
1415
13
47uF/16V
Aout TO FRONTEND
T600
6
4 3
(Vista por baixo)
Controle
Apagadora
1
2
CTL2 FROM/TO DE
CTL1 FROM/TO DE
CN600
1
27kpF/250V
Q602
BC327-16
R609
8k2
Q601
DTC124
EE/PB
REC/EE
CTL
EE/PL
CTL
MUTE
CTL
REC
CTL
POWER POWER
MUTE
EP
LP
REC
EE
MUTE
CTL
LP
RIPPLE
FILTER
EP
IC600
LA7282
AMP
EE
MUTE
ALC
MUTE
BUF
ALC
DET
1110
12
AMP
EPEP
EQ
PB
REC
987654321
C613
C615
560pF/50V
VR600
100k
1R5
Ajuste
de
7
6
5
4
3
2
Bias
R625
47R
1k5pF/50V
C626
R623
330R
C625
100kpF/50V
R622
R620
8k2
C622
10kpF/50V
R621
390k
R627
2k2100R
C620
100kpF/50V
C619
47uF/16V
R619
1M
C618
100kpF/50V
R618
18k
R617
22k
AMLR FROM FRONTEND
Audio
Apagadora
Principal
CN601
1
L601
330uH
R624
47k
C627
680pF/50V
C623
100uF/16V
+
R626
3k9
C621
2k2pF/50V
1
2
B
A
ALT.
DES.
PROJ.
APRO.
526/98
113/98
P.A.
NOME
TANAKA
DAVID
WALTER
AcrescentadoomodeloVCR90X,série"B".
MudançadevaloresC613eC611.
Adicionado"ESQUEMAELÉTRICO",nalegenda
DISCRIMINAÇÃO
TITULO:
ESQUEMA ELÉTRICO
AUDIO LINEAR
DATA
12/03/98
12/03/98
12/03/98
VCR90X-A / VCR90X-B
Pcad=V90AUDIO
N
COD.MOD.
TANAKA
TANAKA
VISTO
1007215011
06/07/98
12/03/98
DATA
A2
CN400
CN401
CN402
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
10
9
8
7
6
5
4
3
2
1
CTL1
CTL2
TAS
INT
LED
RCP
5D
TAE
GND
8SW
CREV
CAP
FG
GNDD
REEL
5D
GND
GND
+14
PG/FG
GNVDS
FMRV
HP1
HSC
TRIV
ENVC
CSYNC
5AS
FMPV
GNDA
R401
47k
10kpF/50V
22k
10kpF/50V
C431
R402
C427
10k
R472
R473
L403
4u7H
47k
1k
1k
R470
C430
C432
R471
R475
22k
R400
1k8
+8SW
5D
+5SE+5SE
+5D
R449
82R
COMP3 OUT
R406
8k2
+5D
CAP REV
POF OUT
CTL,DATA
COMP4 OUT
W/R
Q405
DTA124EK
10KpF/50V
R451
220R
5D
5D
18
17
16
15
14
13
12
GND
11
10
C402R405
10kpF/50V27k
R407
1k2
R442
1k
C440
5D 5D
C418
4k7pF/50V
R452
1k
R416
10k
R458
1k
1
2
3
4
5
6
7
8
9
CTB FB
CTL INOUT
Vref
POFC
COMP1 IN
COMP2 IN
COMP3 IN
COMP4 IN
VCC
REC-C Adj.
R448
2k7
R447
1k
Q406
BC847
IC401
SAA1310P
-
AMPLIFIER
FILTER
-
-
DETECTOR
WRITE
AMPLIFIER
-
Vref
+
-
POWER ON AND
+
POWER FAL
DETECTOR
-
Vref
+
+
+
-
+
-
R465
100k
R466
100k
R467
2M2
VR400
10k
+14V
COMP1 OUT
COMP2 OUT
R403
Q401
R435
4k7
ENVC1
R434
ENVC
220R
+5SE
Q404
DTA124EK
DO
YFMR
LED
IWIND
C420
4k7pF/50V
C421
100uF/16V
WTRWTR
FTAFTA
IR
C428
10kpF/50V
R445
1k
Q407
BC847
C422
1kpF/50V
C429
10kpF/50V
Q411
BFS20
C413
1kpF/50V
R446
1k
R460
39k
C400
100kpF/50V
R408
1k
R488
39k
+5SE
C414
L400
27uH
C419
47uF/16V
R457
470R
R461
4k7
R459
10k
BC847A
Q402
BFS20
R404
2k7
C401
15pF/50V
Q415
DTC124EK
Q414
DTA124EK
C415
180pF/50V
R462
220R
C423
33kpF/50V
4k7
C417
18pF/50V
L402
15uH
C416
560pF/50V
L401
100uH
+5D
C425
47uF/16V
C424
100kpF/50V
FG
R476
2k2
+5D
IC402
L2722
R477
2R2
10kpF/50V
SYNC
R468
4k7
C426
100kpF/50V
+5SE
C412
R453
4k7
FTAD
WTRD
R469
FGD
W/R
IPOR
LEDO
VISS
4k7
POR
POR
+5D+5D
Q403
R456
12k
PG/FG
DO
IPBV/IPAL
RX
TX
R455
SYNC
180pF/50V
1k
4k7
R413
1k
R441
10k
R410
1k
C404
R454
1k
R417
4k7
W/R
R428
44
24
16
50
22
18
8
39
46
54
55
56
4
41
42
60
61
13
51
37
1
3
2
30
20
6
14
29
31
19
IC400
TPM91C242
MICRO
DECK
634932
Q413
DTC124EK
R420
26
34
36
28
58
52
23
25
12
53
35
CKTRI1
57
40
7
17
11
43
10
9
27
5
59
38
33
15
21
62
64
47
X400
45
48
10MHz
R418
10k
VMT
180pF/50V
22pF/50V
22pF/50V
R423
2k2
R444
10k
R429
8k2
R411
15k
C403
R437
4k7
R422
4k7
1k
C406
C407
R424
10k
C408
R419
2k2
R440
6k8
R489
220R
R443
10k
R439
4k7
R426
4k7
R493
1k
R412
15k
R430
4k7
R415
10k
R421
4k7
R427
10k
C405
180pF/50V
R409
4k7
R438
1k2
R425
2k2
R414
10k
R432
10k
L406
4u7H
C410
C409
47kpF/50V
SYSDET
ITRICK
CSYNC
CKTRI
SPEED
TV/VCR
IWINDIWIND
FMSW
NTSC
CROT
IREC
FFP
SLP
MTA
HP1
AFC
5D
R496
4k7
C
LP
R436
4k7
5D
5D
5D
5D
NAP
5AS
IPBV/IPAL
YFMR
FMSW
NTSC
CROT
SYSDET
ITRICK
FFP
C
CSYNC
FMPV
FMPV1
CKTRI
SPEED
PIC-CTL
12AS
SLP
LP
MTA
IREC
IPBV/IPAL
IS1
AFC
TV/VCR
+14
12AS
-28V
5AS
SDA-T
SCL-T
CSYNC
CLK-OSD
CS-OSD
DTA-OSD
CN403
C433
47uF/25V
1
C434
1OOkpF/50V
R484
3
2
1R5
3
2
7
8
6
5
1
R487
82k
C435
10kpF/50V
4
R478
22k
R480
3k9
+5D
R483
10k
R485
22k
R479
10k
R481
2k2
R486
22k
R482
10k
123456789
CN404/ACN404/B
TO CN900/B TO CN900/A
TO PAINEL
DISCRIMINACAO
A
B
112/98
527/98
AdicionadoocapacitorC436,conformeAMV-034/98o
Adicionado"ESQUEMAELÉTRICO"nalegenda.
IC400batizadocomo"MICRODECK"
AcrescentadoomodeloVCR-90X,série"B".o modelo VCR90X, serie "B".
10987654321
CN405/ACN405/B
TO CN800/ATO CN800/B
TO POWER SUPPLY
Alteraçõesindicadasaolado
TANAKA
TANAKA
DATA
12/03/98
06/07/98
ALT.ALT.
DES.
PROJ.
APRO.
P.A.P.A.
NOME
TANAKA
DAVID
WALTER
TITULO:
DATA
12/03/98
12/03/98
12/03/98
DISCRIMINAÇÃO
ESQUEMA ELETRICO
DECK ELETRONIC
VCR90X-A / VCR90X-B
10987654321123456789
VISTOVISTO
DATA
Pcad=V90DECK
N
COD.MOD.
1007215008
A2
L109
47pF/50V
FMPV1
+5PB
R109
680R
56pF/50V
Q102
BFS20
R113 R112
560R 330R
YFMR
C116
R114
560R
R141
4k7
560pF/50V
L103
100uH
220pF/50V
C128
100pF/50V
R125
470R
R123R124
1k270R
33pF/50V
L104C123
15uH
C114
C127
15uH
C115
100kpF/50V
L101
27uH
C117
33pF/50V
R126
1k2
R122C124 C122
330R27pF/50V
R115
R120
18k
1k
C125C126
39pF/50V56pF/50V
+5PB
Q106
DTC124EK
R121
18k
+5PB
C109
47pF/50V
L102
15uH
R110
330R
Q103
BF824
56pF/50V
R111
1k2
+5PB+5PB
R116
1k5
Q104
BFS20
R117 R118 R119
680R 470R 2k2
C118
100pF/50V
Q107
BC847A
R129
470R
L106
47uH
L100
220uH
C108
1kpF/50V
C112
10kpF/50V
1kpF/50V
Q105
BC847A
R130
1k5
C121
Low Croma
R108
1k
C110
1uF/50V
C119
1uF/50V
Q108
BC857A
R103
1M
C101
220kpF/50V
In/out
C111
22KpF/50V
C131
C120
+5PB+5SE +5SE
C113
47kpF/50V
C102
1uF/50V
D101
1N4148
R131
390pF/50V
37
38
39
40
41
42
43
44
45
46
47
48
2k7
R104
8k2
R100
2k2
C104
47uF/16V
C103
100kpF/50V
C105
C106
X100
3.575611
VXO
3RDLOCK
PROTECT
XO
BALANCER
P
R
LPF
CLAMP
31
MAIN
CONV
30 28
BGP2
SW1
R
P
BURST
EMPH
FSC
BPF
P
R
1/2
Y/C
MIX
RP
VIDEO
P
R
AGC
NT+REC
3536
321FH PROTECT
SLD
P
R
GND
FM
AGC
FM
MOD
R
P
CLAMP
W/D
CLIP
MAIN
ENPH
SLD
VCO
ID-DET
BGP1
KIL-DET
BGP2
COM
KIL
R
KILLER
P
C-LPF
6db
DOUBLE
DEMOD
CARRIER
SHIFT
REG
4.2V
MAIN
DEEMPH
DETAIL
ENH
NL
ENPH
1 6
2
R
P
FM
DEMOD
FMAGC
DET
34
R
REC
AFC
DET
90
P.S.
PAL
HALF H.
KILLER
DOC
DET
SUB
LPF
PB
APC
DET
4PHASE
SHIFTER
C.ROT
P
33
P
BGP2
BGP.GEN
DEEMPH
NOICAM
32
DELAYX2
2FSC
SUB
CONV
SUB
BPF
BGP1
BGP2
NL
6db
SYNC
SEP
DELAY
YNA CTL
543
PICTURE
CONTROL
AGC
DET
WHP
R
+5SE
C135
C139C138
C140
10uF/50V
C141
D102
R132
680R
C136
27pF/50V
1N4148
R144
22K
CLAMP
Q101
DTA124EK
R
ACC
DET
P
CLAMP
C158
10kpF/50V
R105
1k8
X101
3.579545
REC
K2
K1
NTSC/MESEC/PAL
PB.AMP
B.DEEN
KILLER
CHROMA
N.C.
NAP/GBIN
NAP/M
PAL/GBIN
INVERT
MESEC
+
+
26
25
C107
R106
10k
C153
24
L108
1uH
CCD
908 STAGES
CCD
9 STAGES
SWITCHING
CIRCUIT
8
WAVE
SHAPER
GND
+5SE
R137
82K
VCCGND
PHASE
COMP
SAMPLE
AND HOLD
OUTPUT AMP
9
CLOCK
DRIVER
C159
47uF/16V
DUTY CYCLE
DETECTOR
GND
1110
R138
C149
VCO1/4
TIMING
GENERATOR
1K
GND
12
MESEC
MESEC
MESEC
FSC
NAP
BPF
2FSC
23
R107
10k
10kpF/50V
C148
220KpF/50V
22
L107
100uH
6db
AMP
21
20
R139
6K8
19
18
C145
C146
C151
22kpF/50V
R140
10K
220pF/50V
22KpF/50V
+5SE
24
GND
1
CENTER
BIAS
GND
SAMPLE
AND HOLD
OUTPUT AMP
CCD
25 STAGES
SWITCHING
CIRCUIT
C147
1uF/50V
22
23
NTSC/PAL
CCD
9125 STAGES
CCD
910 STAGES
AUTO BIAS
CIRCUIT 1
VCC
3
2
21
NC
CCD
12 STAGES
CENTER
BIAS
20
R0 VOLTAGE
GENERATOR
NC
18 17 16 15 14 13
19
AUTO BIAS
CIRCUIT 2
SYNC TIP
CLAMP
654
7
C152
17
22kpF/50V
-
+
+
-
DOC
P
R
16
15
ATT
C150
1uF/50V
C155
IC101
LC89971M
C156
1uF/50V
C157
10kpF/50V
1uF/50V
14
IC100
27
SW2
VXO
XO
3RDLOCK
BGP1
KIL
B A
B.GB.G
P
ACC
AMP
R
Y-LPF
QV/QH INS
CHARA INS
W/D CLIP
TD CTL
DOC
B.G
REC NTSC
PB ALL
LPF
REC NTSC
PB
LIM
LIM
LA7440M
LPF CLAMP VCA
VIDEO
AMP
987
C143C142
1110
C134
13
+5PB
+5SE
Q412
12
+5PB
L404
22uH
C438
47uF/16V
BC857
R494
1k
R495
4K7
220uF/16V
L405
22uH
+5SE
+5AS
C439
IPBV
L105
100uH
NAP
R127 C129
680R 68pF/50V
IPBV
R128
2k2
C130
39pF/50V
FROM/TO DE
10kpF/50V
10uF/16V
AJFREQ FM
C133C132
VR100
10k
R133
100k
R134
2k2
R143
5k6
R142
C137
1k5
R145
N/C
B
A
529/98
110/98
P.A.ALT.
AcrescentadoomodeloVCR90X,série"B".
Adicionado"ESQUEMAELÉTRICO",nalegenda.
AlteraçãodevalordoC137.CriadaopçãonaposiçãoR145,paraamelhoriadocontrolePICT+ePICT-.
DISCRIMINAÇÃO
TITULO:
ESQUEMA ELETRICO
TANAKA
TANAKA
VISTO
08/07/98
12/03/98
DATA
Y/C
DATA
12/03/98
12/03/98
12/03/98
VCR90X-A / VCR90X-B
Pcad=V90YC
N
COD.MOD.
1007215009
A2
FROM/TO
FRONTEND
DES.
PROJ.
APRO.
NOME
TANAKA
DAVID
WALTER
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