Sony RMT-V259M, Руководство по обслуживанию

Страница: 58 / 117

SL
V
-SE850/SF900/SF950/SF990
4-7
4-8
For sc
hematic diagram
•
Ref
er to page 4-21 f
or pr
inted wir
ing board.
•
Ref
er to page 4-3 f
or w
a
v
e
fo
rm
s
.
Y/C,
A
UDIO PR
OCESSOR
MA-388 (2/8)
IC200
LA71562M-MPB
123456789
1
0
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
3
2
4
2
5
2
6
2
7
2
8
2
9
3
0
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
X200
4.43MHz
0.01u
B
C200
2PD601AR-115
Q200
2PD601AR-115
Q201
330
R204
330
R205
10k
R200
680
R206
39uH
L200
33p
CH
C205
0.047u B
C206
0.01u B
C204
100uH
L201
27p CH
C207
3900
R207
180pCH
C209
33p CH
C210
4700 R208
1800 R209
1200 R210
XX B
C218
0.1u
F
C219
16V 47u
C220
0.1u B
C221
1k
R213
1k
R214
100
R215
L202 10uH
220k
R216
390p
CH
C228
100
R217
100
R218
100
R219
0.1u
B
C229
0.047u
B
C243
16V 10u
C238
47
R222
47
R221
47
R223
0.1u
B
C242
0.1u
B
C237
0.1u
B
C241
0.1u
B
C233
0.01u
B
C247
0.01u
B
C244
0.1u
F
C245
0.1u
F
C246
47p
CH
C240
47p
CH
C239
47p
CH
C236
2200 R224
16V
22u
C251
16V
47u
C250
0.1u
F
C234
16V
47u
C248
10uH L205
1800 R226
16V 10u
C249
0.1u
F
C230
2PD601AR-115
Q202
680
R220
2200 R225
2PB709AR-115
Q203
16V
47u
C312
50V 10u
C314
2.2M
R320
5600
R327
68k
R328
XX
R201
XX
R202
0.1u
F
C320
16V
47u
C321
100uH
L300
0.01u
B
C202
0.047u
B
C203
1800
R203
0.047u B
C212
8200 R211
0.1u B
C214
1200
R212
0.022u
B
C216
0.01u
B
C215
0.01u B
C217
0.01u B
C224
0.1u
F
C223
16V
47u
C225
10uH
L203
10uH
L204
16V 47u
C227
0.1u
F
C226
50V
4.7u
C316
1500p
B
C317
1500p
B
C308
XX
R307
XX
R304
1500
R306
3900 R303
1200
R321
18k
R322
8200 R305
10k
R314
330k R312
270
R311
16V
10u
C307
0.01u
B
C306
11P
CN200
1
FSC
2
S
CL/SECAM_DET
3
SDA/SECAM_VIDEO
4
RST/SECAM_ON
5
DNR_C/PB_3V
6
C
_SYNC
7
P
B_C
8
S
W_5V
9
DNR_Y/REC_C
10
AN_GND
11
EEV
-PBY/PB_RF
TUVIN MEDIA
VIDEO
SW5V
L1VIN DECVIN L1VOUT DECVOUT
DNRRST
ANGND AUGND
QVD
CROT
RFSWP
NOR_AREC
AMUTE
33k
R324
SCL_A SDA_A
JS200
XX
JS201
XX
NOR_APB
1u
B
C235
1u
B
C211
1u
B
C213
CH
C253
820p
R227
0
R228
0
L206 47uH
FRONTVIN
0.01u
C309
SEDET
SEON
0.01u
B
C254
JS204
0
FULLERS
JL200 JL201 JL301 JL202 JL203
JL207
JL206
JL208
JL210
JL211
JL212
JL213
JL214
JL309
JL209
JL215
JL216
XX
R229
XX
R230
XX
R231
0.22u
B
C252
1u
B
C232
1u
B
C231
1u
B
C222
FROMOSDV
MEDIA
V
IDEO
CSYNC
0
JS210
0
JS211
XX
JS212
0
JS213
0
JS214
XX
JS215
XX
JS216
XX
JS217
0
JS219
0
JS218
JS220
JL308
33k
R317
50V
1u
C318
JL307
820
R313
6800
R323
JL228 JL229 JL230
JL231 JL232
JL233
JL234 JL235 JL236 JL237 JL238 JL239 JL240 JL241
B
1u
C201
B 1u
C208
C+5V
NA_5V
JL310
0.01u
B
C255
15k
R250
Q204
Q205
10k
R251
100k
R232
2SC1815GR-TPE2
Q350
50V
4.7u
C310
16V
47u
C342
RECCURADJ
RECH RECC
RECYRF
PBRF
CSYNC
TRICKH SW12V
10M R233
50V 1u
C322
50V
1u
C315
8P
CN201
1 2 3 4 5 6 7 8
FB301
0uH
TOOSDV
50V
4.7u C004
0.01u
B
C001
1u
C003
1200 R006
0.01u
B
C009
JL014
1k
R002
10k
R001
0.33u
C006
50V
10u
C007
JL009
1k
R003
0.01u
B
C010
IC001 LA7277M-TLM
1
C_OUT
234
Y_OUT
5
VCC
6
FIL_ADJ
7
MONI_1
8
MONI_2
9
CLK
10
DATA
11
MAIN_OFF
12
SUB
13
SUB
14
SUB
15
SUB
16
GND
17
REG
18
Y_IN
19
20
C_IN
10uH
L001
8200
R004
JL012
0.01u
B
C008
16V
100u
C002
1k
R005
JL013
1
A
B01
B04 B05
C01
E01
E01 E02
E02 E03
E03
E04
E04
F01 F02
E05
E05
C02
A01
B02 B04 B05
B02 B01 A01 A02 C01 C02
F02 F01
A02
FULL ERASE
AU GND
GND
BIAS VCC
A HEAD PB
NA-REC
D.L
1/2
FM
Y-
V
c
c
C-GND
EMPH
AMP
SERIAL
A-Vcc
FM
DOUBLE
BGA
R
R
D.L
Y/C
VXO1
DET
A
IL
PB
ACC
P
DET
REC
DET
R
KIL
AMP
NC
B
CONV
TH
EQ
LPF
APC
FBC
Vr
e
f
REC
PB:LP
.SP
RF SW in
R
P
Main
SUB
3Fsc
ACC
SYNC
FIL
T
APC
DET
P
PEAKING
D.L
VIDEO
R
CLAMP
R
FMAGC
REC
DET
P
SEP
YNR
SYNC
6dB
ENH
AMP
AGC
AMP
AMP
6dB
LPF
AMP
LPF
6dB
DHP
CLAMP5
PB
CLAMP1
ACC
CLAMP2
BPF2
CLAMP3
REC-EP
.LP
CLAMP4
KIL
AL
W
A
YS 5V
Main
AFC
PB
FIL
T
ALC
PB-H OUT
AUTO
Chara
MIX
INS.
Burst down
FBC
REC
Sub
LINE PB-EP
AMP
AMP
V
ref
P
2.3V
DECODER
ALC
C-Vcc
DET
R
SW1
EMPH
1
AGC
4
R
3
P
2
R
MUTE
BGA-B
SECAM
P
DET
P
VXO2
P
BPF
RA
NTSC
PIC
COMB
N.L.
EQ
NTSC:H
D.L
1H
1
P
3
CLK IN
2
MOD
SW3
EQ
M
EQ
3
REC
2
P
1
REC AGC TC2
4
TRICK H out
SW1
VCA
3
APC
4
DET
SW2
Side
OSD
REG
EQ
PB Carrier BAL
CTL
LIM
M-Emph
1H/2H
FILT.
CONV
Y-G ND
REC
A-GND
DET
C-LPF
Burst UP
Sub
VIDEO
R
REC
P
R
De-EM
REC
P
PB KILLER
VCO
BPF1
R
CLAMP
CCD GND
MUTE
BIAS
DEMOD
REC AGC TC1
CONT
ALC
EQ
P
BGA-A
BPF
N.L.
REC
PB LOW OUT
INV
AMP
C ROT in REC H A MUTE
NA_5V SW12V
PA
L
4.43
lock Det
NTSC
NTSC
PB
9
Y
XX MARK:NO MOUNT
SIGNAL P
A
T
H
CHROMA
IC200
TO(8/8)
Y/CHROMA
TO(7/8)
16
SIGNAL
Y/C AUDIO PROCESSOR(V
A BLOCK)
REC
Y/C PROCESSOR
AUDIO
20 -REF
.NO.:1000 SERIES-
(SEE P
AGE
4-38)
MA-388 BOARD(2/8)
VIDEO SIGNAL
5
TO(4/8)
6
TO(6/8)
TO RP-238 BOARD CN305
(SEE P
AGE
4-26)
TO(1/8)
1
BIAS SW
TO(3/8)
4
Q204,205
SECAM SW
IC001
ARC
SE850:B/SF900:B/SF990:B ONL
Y
TO(7/8)
8
BUFFER
BUFFER
B+
B+
B+
B+
B
16
H
19
15
4
E
10
12
13
K
20
9
17
D
11
C L
14
7
3
I
26
18
J
5
F
8
G
TO(5/8)
10
2.4
0.1
5.1
2
.3
2.5
0
.7
2.0
4
.0
2.8
5
.1
5.1
2
.1
0
3
.4
3.4
3.4
3
.4
5.1
3.4
2
.6
5.1
2
.7
1.9
2.7
5.1
2.1
0.9 2.0 9.5 1.6 2.4 3.4 2.9 R0/ P4.3 2.0 3.1 2.1 4.1 5.1 1.8
2.0
3.0 0 1.8 1.4 2.0
R0/ P2.7
R3.5/
P0
2.3
2
.0
2.0
3.0
1.7
R0/
P1.9
R2.5/
P2.2
R0.6/
P3.5
3.0
5
.1
0
0
1.5
4
.7
1.1
0
.3
0
R2.4/
P1.5
R2.8/
P2.5
2.8
1
.7
2.0
2
.2
4.9
2.0
1.3
3.9
R2.5/
P2.2
R1.8/
P1.6
5.1
1.6
2.1
2.3
0
2.3 2.4 2.4
R2.3/
P5.0
0
2.4 2.4
R0.7/
P0
2.3
R3.2/
P2.3
2.3 1.0 4.3
0
1.0 4.3
R3.4/
P0.2
R2.3/ P5.0
R0.7/
P0
2.6
2
.8
1.9
4.1
1.9
1.8
2
.5
3.1
5.1
2.9
2.3
1.9
5.1
4.8
0.5
1.1
NO MARK:REC/PB MODE R :REC MODE P :PB MODE
SE850B/SF900B SF990 ONL
Y
PDTC144EK-115
PDTC144EK-115
TO SE-109 BOARD CN970
SE850B/SF900B/SF990B ONL
Y
SE850B/SF900B/SF990B ONL
Y
20
19
18
6
7
8
9
10
11
13
12
14
17
15
16
B+
B+