Schematic Diagram Of A Board - Sony TRINITRON HMD-A420 Service Manual

(2) Schematic Diagram of A Board

1 2 3
A
A
(VIDEO,RGB OUT)
CN301
9P
5 15 H-IN 1
10 V-IN
2
4 14 GND 3
9 RGND 4
3 13 RED 5
8 GGND 6
2 12 GREEN 7
7 BGND 8
1 11 BLUE 9
B
6
SIGNAL IN
HD15 CN305
6P
PIG-TAIL
H-IN 1
D008 D010
GND 2
1SS119 1SS119
V-IN 3
PCDET R105
4
47
C041
FB010
DDSDA 5 220p
DDSCL 6
FB009
TO D-a BOARD
C
CN902
C109
220p
R120
47
D009 D011
R106
1SS119 1SS119
47
CN306
D013
4P
1N4148
+5V 1
DDSCL
2
DDSDA 3 FB008
PCDET 4
C120 C105
0.1 0.1
D
CN302
9P
SOG 1
GND
2
H_RTN 3
V_RTN 4
G1
5
GND 6
CLAMP 7
SDA/I 8
SCL/I 9
E
TO D-a BOARD
CN901 C056
33p
C055
33p
+5V
R021
R015 10k
R022
240
2.4k
1/4W
Q005
5.0
RN1203
V SYNC
0
BUFF
F
C026 C052
330p
2200p
50V
R027
1k
D003
R028
MTZJ5.1B 1k
G
CN303
7P
+81VS 1
GND 2
+12V 3
+6.3V 4
H
ABL
5
+5V 6
C017 C020
GND 7
0.1
47
100V 16V
TO D-d BOARD
CN603
• A BOARD WAVEFORMS
I
1
H
0.75 Vp-p (H)
4 5 6
+12V
D102 D101
1N4148 1N4148
D202 D201
1SS119 1SS119
D302 D301
1SS119 1SS119 0.1
C102
2.6
10 50V
+12V
C202
10 50V
C302
0.1
10 50V
C002 C103
220 0.1
16V 50V
R301 R201 R101
2.9
+5V 75 75 75
D012
1SS119
+12V
+5V
IC005
24C21
R011 R046
DDC 0.1
470 3k
C203
0.1
50V
SDA VSS
R009
0.2
1k
R010
SCL /WP 2.6
100
R102
4.7k 1.1
C022
+5V +12V
VCLK NC 390p R007
0.8
50V 100
VCC /TEST -0.2 Q002 0.1
R008 2N3904 R016 C303
Q001
CLAMP AMP
2.4k 470 0.1
2N3904
50V
CLAMP AMP
D002
4.4
1N4148
+5V
C025 C004
C105
0.1 0.1 0.22
50V 16V
+5V
R012
0.6
1k
R017 C023
100 100
10V
+5V
R014 R013
4.7k 4.7k
R019
100
R018
100
D004
1SS119
R020 C042
4.42k 12p
50V
IC003
M35047
C034 OSD
R039
0.1
+5V 2.4k 1.3
50V
CPOUT VDD2
C033
5.0
4700p 50V
VIR VERT
R026
470 C032
3.8
1 50V
4.4 5.0
AC HOR
0
0 5.0
CS P5/B
5.0
SCK P4
0
5.0
Q003
SIN P3/G
2N3904
H SYNC BUFF
TCK P2
0
VDD1 P1/R
C035
100
0
10V
P6 P0/BK0
P7 VSS
FB002
2µH
+80VF
FB005 150µH +12V
R029 C029
1.5k 1000p
+6.3V
R302
50V
FB004 150µH
+5V
2 4
3
H
1.08 Vp-p (H) 43.5 Vp-p (H)
0.75 Vp-p (H)
5-9
7 8 9
+12VF
C054
L001
0.1 100µH IC002
LM2412
RGB OUT
IC001
M52743BSP
C005 C006
PRE AMP,OSD MIX 470 0.1 11 10 9 8 7 6 5 4 3
R004 16V 50V
+12VF
100
2.1 2.9 2.0 53.1 41.9
OSD BLKIN VCC2
FB006
R104 L101 3µH
1 2.0
12 0.1µH
FB001
RIN ROUT 0.45µH
C009
47
+80VF
16V
R215
R103
VCCR EXTFB 100
1k
1/2W
C010
0.1
C012
OSDR GNDA
50V 0.1
+12V
R204 L201 100V
12 0.1µH
2.9
GNDR GOUT
C019 C011
0.1 10
2
100V 100V
4.4
R006 R203
GIN EXTFB
10k 1k
1.1
SOGI MBRI
C043
4.7 R304 L301
35V 12 0.1µH
2.1
N.P
VCCG BOUT
R005
1k
4.7
R303
OSDG EXTFB
1k
0.6
GNDG BLK
3
2.1
BIN DA1
C008 R108
0.1 20k
1.5
50V
VCCB DA2
2.9
OSDB DA3 R107
R208 5.1k
20k
2.9
GNDB DA4
C304 C204 C104
ABLIN GND5
0.1 0.1 0.1
50V 50V 50V
5.0
NC SDA
R308
5.0
20k
VCC SCL
0.2
SOG OUT CLAMP
L202
0.1µH
D203
HSS82
+80VF
R207 C207
5.1k 0.1
Q201
2SC1921
G CUT-OFF
R209
470
+5VF
C306
0.1
L302
100V
0.1µH
JW035
3µH
D303
D304
HSS82 HSS82
+80VF
R311
47k
C040 R307 C307
D305
0.01 5.1k 0.1
100V HSS82
C030
470
C053
16V
2200p
Q301
2SC1921
B CUT-OFF
R313
33
R309
470
R213
33
+12V
R113
33 Q004
D001 2SC4634
1SS119
G2 CONT
R025
2.2k
C038
R030
47
10k
16V
5 6
43.5 Vp-p (H) 44.5 Vp-p (H)
10
11 12 13
J001
CRT_SOKET
+6.3V
V901
HG
PICTURE
H
2 1
C013 TUBE
0.1
50V
52.7
R042
100 RGB
G1 G2
1/2W
4 HV
TO
R115 R315
D017
56 56 5 D BOARD FBT
ER106
1/2W 1/2W
6
C045
10000P
3kV
R034 R035 CN309
10k 2.2M
1P
SG001 1/2W 1/2W
1 1.2kV
C014
1000p 2kV TO D-b BOARD
CN504
C106
SG101
L102 0.1
0.1µH 100V
SG201
D103 D104
HSS82 SG301
HSS82
+80VF
R112
R111
100
47k 1/2W
C107
D105
0.1
HSS82
Q101
2SC1921
R CUT-OFF
R109
470
C206
0.1
100V
D204
HSS82
R212
R211 100
47k 1/2W
D205
HSS82
R312
100
1/2W
+12V +12V
IC004
LM358
AMP
R024 R023
150k 1M
+IN.B Vee
C015
0.47
16V -IN.B +IN.A
R031
22M
OUT.B -IN.A
C028 R033 C016
330p 220k 1000p
Vcc OUT,A
R032
1K
C039
100
16V
C037
0.22
16V
CN304
4P
R037 100
1 CS1
R036 100
CS0
2
R001 100
3 CS3
R002 100
4 CS2
TO D-b BOARD
CN502
B-SS3545<AEP>-A..-EPS05
5-10
14