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Trinitron CPD-G420
Service manual
Schematic Diagram Of A1 Board - Sony Trinitron CPD-G420 Service Manual
N. hemisphere model color computer display
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:
Operating instructions manual
(70 pages)
,
Service bulletin
(9 pages)
,
Limited warranty
(2 pages)
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(1) Schematic Diagram of A1 Board
1
2
3
D311
1PS226-115
A
R330
R361
C352
D211
82
47
1/4W
25V
1PS226-115
:RN-CP
R230
CN313
R261
82
C252
9P
D111
1/4W
47
:XA
25V
1PS226-115
:RN-CP
B.GND2
1
R
R130
BLUE2
2
G
G.GND2
3
R161
C152
D002
R013
82
47
100
5BNC
GREEN2
4
1/4W
B
25V
NNCD5.6A-T1
:CHIP
:RN-CP
B
INPUT2
R.GND2
5
R011
(BNC)
D004
2.2k
RED2
6
:CHIP
1PS226-115
HD
GND
7
R007
8
VD2
100
:CHIP
VD
HD2
9
R012
2.2k
:CHIP
C
D
D301
1PS226-115
R340
R301
C320
D201
82
47
1/4W
25V
1PS226-115
:RN-CP
R240
R201
C220
82
D101
E
1/4W
47
25V
1PS226-115
:RN-CP
R101
C120
D016
82
R010
47
1/4W
100
25V
NNCD5.6A-T1
:RN-CP
:CHIP
R015
D019
2.2k
:CHIP
1PS226-115
R008
100
:CHIP
R016
2.2k
D006
:CHIP
MA151WK-TX
F
10
D009
15
NNCD5.6A-T1
5
IC007
14
BR24C21F
9
4
ROM
CN307
13
8
HD15D-SUB
3
NC
VCC
INPUT1
12
7
(HD15)
2
NC
VCLK
11
6
1
NC
SCL
GND
SDA
D010
G
NNCD5.6A-T1
D012
1PS226-115
NNCD5.6A-T1
C032
0.1
25V
B:CHIP
H
I
4
5
6
33
IC008
MM1470AD
INPUT SELECT
VCC
VCC
R318
C040
1.4
68
33
0.01
:CHIP
B:CHIP
B1
B OUT
1
2
IC001
VCC
GND
1.4
M61312SP
C330
0.22
RGB PRE-AMP
G1
VCC
R218
16V
2
C319
33
R202
56
B:CHIP
0.01
470
:CHIP
B:CHIP
CONT REF
VCC
G OUT
C231
1.4
2p
C230
2
0.22
B IN
R1
GND
16V
3
3.6
4
B:CHIP
12V
R118
V1
VCC
22
3.6
0.3
2
:CHIP
G IN
H1
R OUT
C007
2.3
C049
0.22
0.01
16V
SOG IN
B:CHIP
B:CHIP C025
GND
GND
C004
1.7
0.01
0.1
B:CHIP
25V
GND
C130
B2
SOG
B:CHIP
R003
0.22
4.7
100
2
16V
:CHIP
POWER SAVE
R IN
B:CHIP
R051
SYNC IN
3.6
1.7
1M
3.1
:CHIP
GND
G2
G.SYNC
C019
0
0.6
0.01
B:CHIP
SOG OUT
R055
SW
VCC
C109
0
4.4
1.7
47
:CHIP
25V
V DET
R2
R098
V OUT
47k
0
4.1
:CHIP
+5V
H OUT
R034
V2
C062
1.8k
0.1
25V
B:CHIP
0
0.4
:CHIP
OSD BLK
R363
H2
GND
100
0
:CHIP
OSD B
R263
100
0
:CHIP
D013
OSD G
R163
1SS119
100
0
:CHIP
OSD R
C010
0
R019
47
8.2k
GND
10V
:CHIP
C026
10p
IC006
SN74AHCT04NSR
INVERTER
C063
0.01
0.3
B:CHIP
A1
VCC
4.5
4.5
Y1
A6
0
0.4
IC003
A2
Y6
4.9
CXD9548M
4.9
OSD
Y2
A5
4.6
0
A3
Y5
R097
0.2
A GND
0
33
Y3
A4
:CHIP
0.4
0.3
HFLY
GND
Y4
R033
2.2
1k :CHIP
4.6
FILTER
C036
100p
CH:CHIP
SDA
33
C038
4700p
4.7
B:CHIP
SCL
4.5
TEST
R140
AV
C017
33
R030
4.4
100p
FB006
0
0
:CHIP
DVSS
R023
1k
DVDD
:CHIP
0.1
R022
CLP
0
C091
C021
0.8
:CHIP
1
0.01
:CHIP
BLK
0.3
HS OUT
R054
IC005
C058
R052
2.2k
0
TC75SU04FU
7p
4.7M
1/2W
CH:CHIP
:CHIP
VS OUT
INVERTER
X001
CLP DELEY
24.5MHz
XTAL IN
VCC
NC
2.3
2.1
IN
XTAL OUT
C055
2.1
22p
CH:CHIP
OUT
GND
OVSS
C092
7
0.01
R077
R092
CH:CHIP
15k
15k
OVDD
:CHIP
:CHIP
FB008
C090
0.01
C054
0.1
C057
R025
B:CHIP
L007
25V
47
4.7k
100µH
4.2
B:CHIP
25V
:CHIP
0
R039
47
:CHIP
R021
R020
4.2
R038
100
100
47
:CHIP
:CHIP
:CHIP
R024
L005
100µH
4.7k
:CHIP
C043
0.1
C005
25V
0.1
B:CHIP
25V
B:CHIP
D011
FB003
R006
R014
100
100
1/2W
1/2W
R032
100
1/2W
C029
R058
R031
0.22
1k
15k
16V
L006
:CHIP
:CHIP
B:CHIP
100µH
D014
1SS119
CN311
CN312
17P
9P
WHT
WHT
TO D-b BOARD
TO D-c BOARD
CN1102
CN604
Schematic diagram
(a1)
(a1)
(a1)
(a1)
(a1)
board
5-11
7
8
9
IC002
LM2412T
RGB AMP
4
5
6
11
10
9
8
7
6
5
4
3
2
1
FB002
0
:CHIP
C023
0.22
R111
R211
R311
16V
68
82
68
B:CHIP
FPRD
FPRD
FPRD
CONT CON
ABL
R323
R317
2.6
820
33
FB303
1/4W
:CHIP
B OUT
FB101
FB201
FB301
R304
R310
C022
0
0
0
0.22
16V
B:CHIP
3.3k
3.3k
C015
:CHIP
:CHIP
:CHIP
:CHIP
:CHIP
12V
0.1
C311
C301
R217
25V
100p
10p
33
B:CHIP
CH:CHIP
CH:CHIP
:CHIP
G OUT
C024
C016
R204
R210
47
470
3.3k
FB203
2.6
3.3k
16V
16V
:CHIP
:CHIP
GND
R223
C211
C201
820
100p
10p
FB103
1/4W
CH:CHIP
CH:CHIP
R OUT
R104
R110
2.6
3.3k
1k
R117
33
:CHIP
:CHIP
GND
R123
C111
C101
:CHIP
820
100p
10p
1/4W
CH:CHIP
CH:CHIP
COF B
3.0
COF G
D204
D304
3.3
FB104
HSU83TRF
HSU83TRF
COF R
D104
3.2
HSU83TRF
G2
4.5
C011
D305
0.1
SCL
HSU83TRF
100V
4.7
SDA
R018
0.1
100
:CHIP
D205
CLAMP
HSU83TRF
0.8
BLK
R017
100
:CHIP
D105
HSU83TRF
IC004
R306
H8D3060
39k
CUT OFF AMP
1/4W
L002
1mH
R206
R060
39k
0
1/4W
:CHIP
1
3
4
5
6
7
8
10 11
12
13 14 15 16 17
ADCGND
R106
39k
3.4
C037
1/4W
ADCREF
0.1
25V
C053
B:CHIP
0.1
RCI
25V
4.2
B:CHIP
4.2
C123
C223 C323
GCI
0.1
0.1
0.1
250V
250V
250V
4.2
:PT
:PT
:PT
BCI
C046
0.01
C018
B:CHIP
2.2
AVDD
250V
C009
1
VDD2
4.9
ECO SW
C059
0.1
25V
GND
B:CHIP
C105
C205
C305
R107
R207
R307
0.1
0.1
0.1
33k
33k
33k
HS IN
0.5
25V
25V
25V
:CHIP
:CHIP
:CHIP
B:CHIP
B:CHIP
B:CHIP
4.2
VS IN
R059
D308
D208
2.2k
:CHIP
1PS181-115
1PS181-115
CS IN
0.6
Q301
Q201
2SC2412K
2SC2412K
4.3
BUFF
BUFF
OSD BLK
C061
0
150p
R308
R208
4.8
4.8
:CHIP
4.7k
4.1
4.7k
OSD G
:CHIP
:CHIP
0
R321
C308
R315
R221
C208
R215
470k
0.22
22k
470k
0.22
22k
OSD B
:CHIP
16V
:CHIP
:CHIP
16V
:CHIP
0
B:CHIP
B:CHIP
OSD R
0
IC011
BA00AST-V5
HEATER REG
R078
5.1k
:CHIP
C064
100
16V
R079
C022
R095
3.3k
1
2
3
4
5
0
47
1.2
:CHIP
:CHIP
10V
R080
2.7k
4.9
:CHIP
R082
1
C065
2W
100
:RS
16V
C027
47
10V
RCV
H
KB
KR
G2
G4
KG
GM
G1
TO D-b BOARD
FBT
• A BOARD WAVEFORMS
1
2
H
1.12 Vp-p (H)
0.74 Vp-p (H)
,
10
11
12
C BLOCK
FV
CN315
CN316
R351
8P
8P
47
FC
:XA
1/2W
SG301
:SURGE
KB
KB
1
1
R251
47
2
GND
GND
2
1/2W
GND
:SURGE
3
KG
KG
3
R151
J001
47
GND
GND
L004
4
4
1/2W
GND
FC
FV
SG002
22µH
:SURGE
5
KR
KR
5
13
1
G1
C031
6
GND
GND
6
1000p
3
500V
7
HEATER
HEATER
7
H1
11
4
B:CC
8
GND
GND
8
G1
10
5
H2
9
6
G2
8
7
G1
KB
KG
KR
IMR
SG201
SG101
SG001
C039
C014
0.1
CN303
C306
C051
C035
B:CHIP
22
R064
0.47
4700p
0.1
100V
220k
1P
2kV
250V
B:CHIP
1/2W
B:CC
1
GND
FB302
PIN301
C206
0.47
1
250V
GND
(G2)
FB202
CN318
C106
2P
(G2)
0.47
250V
1
G2
2
G2(NC)
FB102
D306
TO D-b BOARD
HSS82
CN510
D206
HSS82
D106
HSS82
R109
R209
R309
1M
1M
1M
:CHIP
:CHIP
:CHIP
FB310
R122
R222
R322
FB210
1M
1M
1M
FB110
:CHIP
:CHIP
:CHIP
R320
R319
470k
470k
:CHIP
:CHIP
R220
R219
470k
470k
:CHIP
:CHIP
R120
R119
470k
470k
:CHIP
:CHIP
D108
C045
1PS181-115
0.1
25V
B:CHIP
Q101
2SC2412K
BUFF
R108
FB004
4.8
4.1
4.7k
4.1
:CHIP
L003
R121
C108
R115
100µH
470k
0.22
22k
:CHIP
16V
:CHIP
B:CHIP
FB005
C001
0.001
500V
B:CC
C042
0.1
B:CHIP
C050
0.1
B:CHIP
A1
(VIDEO AMP,RGB OUT)
B-SS3540<NH.>-A1..-EPS05
V901
PICTURE
TUBE
*
HV
4
5
3
H
56.0 Vp-p (H)
54.5 Vp-p (H)
0.73 Vp-p (H)
5-12
14
13
TO D-b BOARD
FBT
TO COATING
EARTH
TO COATING
EARTH
6
7
54.5 Vp-p (H)
1.24 Vp-p (24.5 MHz)
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