Sanyo DS20424, Service Manual

Page: 26 / 26

NOTES;
1. RESISTORS SPECIFIED WITH RESISTANCE VALUE ARE "1/6DJ".
2. RESISTORS SPECIFIED WITH TYPE OF RESISTOR, TOLERANCE
AND RESISTANCE VALUE ARE "1/4".
3. ALL CAPACITORS ARE 50WV RATING UNLESS OTHERWISE NOTED.
4. PARTS MARKED WITH ARE RELATED WITH X-RADIATION.
5. THICK LINES ARE 15WATTS SUPPLY LINE.
6. VIEW OF TR & FET & IC.
7. ISOLATION BORDER LINE.
COLD SIDE HOT SIDE
N
1
TOP VIEW
LETTER
SIDE
EC
B
E
B C
C
E
B
1 2
3
IN CASE
OF TR
IN CASE
OF IC
IN CASE
OF FET
S
D
G
8. LIST OF REPLACEABLE DIODES.
R (7DD00019) 1S2076, 1S2473, DS442, 1N4148
P (7DD00021) 1S2076A,1S2471, 1N4148
9. LIST OF REPLACEABLE TRANSISTORS.
AE (7QT00202)
AD (7T200183)
AB (7T200181)
2SC945A 2SC1815
2SA564A 2SA1015
R,Q,P
Q,P
Q,R
O,Y,GR
O,Y,GR
Y,GR
10. "J" : JUMPER WIRE.
"X" : PART NOT USED.
AC (7T200182)
R Y,GR
2SC1740S
Q,R,S
Q,R,S
2SA933S
R
Q,R
AA (7DD00192) 1S2076, 1S2473, DS442, 1N4148, 1SS133
M (7ED00025) 1SS176, 1SS133, GMA01
IMPORTANT:
SCHEMATIC PART LOCATION NUMBERS MAY NOT ALWAYS MATCH THE SCHEMATIC SYMBOLS.
THE SCHEMATIC SYMBOLS AND PART DESCRIPTIONS ARE CORRECT AND SHOULD BE USED.
THE PART DESCRIPTIONS WILL BE LISTED UNDER THE LOCATION NUMBER IN THE PARTS LIST.
L901
SP901
SP902
ITC(CRT COMPONENT)
ASSY, PWB, SOCKET
ASSY, PWB, MAIN G8TJM
Q701/Q711/Q721
G-OUT
R-OUT
B-OUT
SOCKET
Q701
1/10GJ1.2KC
R703
CJ270CL
C701
1/10GJ
1.2KC
R713
82
R724
CJ270
CL
C711
Q711
2
1/10GJ
1.2KC
R723
CJ270
CL
C721
2SC2621CRA
:2SC2621(DRA:ERA)
:2SC2688'1'(K:L:M):QT0229Z
Q721
2
2SJ
12K
R707
2SJ
12K
R717
2SJ
12K
R727
1/2DJ2.7K
R716
1/2DJ2.7K
R726
1/2DJ2.7K
R706
2000KZ
1000HE
C742
1/10GJ82C
R714
82
R704
220
R721
220
R711
220
R701
K7S
1
2
3
4
5
K7B
1
2
3
4
2
2
K701
K7U1
K7Y1
L701
KZ0.01F
C702
<130V>
PRESET CH - CH + VOL.- VOL.+ POWER
<ALWAYS 5V>
KTP
F.B.T
H-OUT
<H-DRIVE> <H-PULSE> <POWER FAIL> <X-RAY> <R>
<POWER FAIL>
<ABL>
<POWER ON/OFF>
<RF AGC>
<IF>
<H-PULSE> <X-RAY>
<ACL>
<SIF>
S-SW
Y IN
C IN
S-GND
V1 IN
L1 IN
R1 IN
9V-REG.
<5V>
POWER REG.
KD
<R> <G> <B>
RELAY DRI.
F601
130V
AUDIO MUTE
AUDIO AMP.
5 VOLTS REG
HORIZONTAL DEFLECTION
HOLD DOWN CIRCUIT
AUDIO PROCESSOR
FRONT A/V (AV1)
S-VIDEO
TUNER
REMOTE SENSOR
FOR TEST EQUIPMENT
MEMORY
AC CORD
130V
<G> <B>
<B>
<R>
<G>
<POWER FAIL>
<STATUS>
<ACL>
<V-OUT>
<V-OUT>
<CLK>
<DATA>
<ABL IN>
<RESET>
<S-SW>
<H-PULSE>
<X-RAY>
<V2 IN>
<V1 IN>
<C IN>
<Y IN>
<KEY IN>
<AV1/2>
Video
L
R
UOC LA76950
Video
Pb
REAR A/V (AV2)
V2 IN
Y
REAR A/V (COMPONENT)
L2 IN
L
R2 IN
Pr
R
<Pr>
<Pb>
<Y>
26V
500KK
3900A
C407
FO
SC
HV
T402
1
2
3
V+B
4
5
AFC
6
7
8
LOW +B
10 9
HEATER
11
1/10GZ
0C
J615
KK4700 LZB
C3433
1/10GJ
330KC
R1104
2.7K
R868
5.6K
R013
D831
TP318
EM0.1 LBWA
C3432
CJ18CL C862
1/10GJ
1KC
R133
1/10GJ22KC R802
D614
J
J606
16EM10
LBWA
C1059
D623
1/10GJ8.2KC
R001
EM1
LBWA
C811
1/6NF
3.3K
R423
2SJ12
R486
SW1901
1/10GJ 100C
R866
1/10GJ 120KC
R864
100
R884
J
J616
CJ150CL
C136
Q486
56 R204
1/10GJ
22KC
R207
100
R883
AC
Q132
KK0.01 LZB C138
100PM
2.2X
C493
1000KK
1200CTB
C625
:1000KK
1200CRD
9V
18K
R508
500KK
1000A
C406
1/10GJ
33KC R131
L627
680
R426
180K
R692
TE7
KK1000 LZB C137
1/10GJ100C
R287
KSP
1
4
1/10GJ100C
R289
10K R804
KK0.047
LZB
C209
1/10GJ 3.3KC R134
5V
1Z150
D408
63FK5600
LBZB
C506
1/2DJ
47B
R481
2SJ120
R511A
D624
EM1LBWA
C3427
K1051
1
2 3
4
5 6
16EM100 LBWA C201
CJ10CL C131
EM2.2
LBWA
C1101
1/10GJ
1.8KC
R004
R
D836
16EM47 LBWA
C143
D501
1/10GJ 10KC
R202
1/10GJ10KC
R281
2SC3332R
Q401
:2SC3332S
16EM47
LBWA
C802
1/10GJ 47KC
R137
KX5P
LF601
1/10GJ
22KC R206
1/10GZ0C C208
1/10GJ
22KC
R619
160EM
220XJ
C628
:160EM
220VEA
1/2DJ1
R507
1/2DJ1K
R406
1/6NF33K
R492
TJ5
DJ560K
R603
J
L132
EM2.2 LBWA
C869
B1
EM0.22
LBWA
C001
25EM4.7
LBWA
C1102
EM1LBWA
C829
1/10GJ 270KC
R862
12K
R276
16
1
2
3
4
10
5
11
6
12
7
13
14
KK0.01 LZB
C864
1/10GF
62KC
R3411
GND
35EM1000
LBWA
C622
6.8K
R509
X
KY1P
1
1/10GJ3.3KC
R3421
TP50
C511
FK0.22BF
:HJ0.22G
47K
R611
L801
1/10GJ
2.2KC
R609
PM4.7
LBZA
C3416
DJ1.2K
R628
TXXGA
0137505M
Q402
2SJ2.2
R604
KK0.01 LZB C402
L143
SE130NH
IC601
1 2 3
K1101
7
1
2
3
4
5
6
TP36
NJM2533MP
IC1001
1
L
2 3
H
4
5 6
VCC
7 8
GND
25EM4.7
LBWA
C3417
2SB764E
Q005
:2SB764F
J
J408
200EM330XG
C609
:200EM330XL
DJ1K
R491
25EM4.7
LBWA
C1103
KS
1/10GJ22KC R803
PM4.7 LBZA
C3439
D612
1
2 3
4
J
L402
GND OUT
3
4
IN
5 6
VCC
7
6.8K R203
1/10GJ
10KC
R627
R
D843
10EM330 LBWA
C401
1/10GJ
10KC
R814
KK0.01LZB
C427
2SJ3.9
R472
12V
10K
R833
1/10GJ
100C
R1103
1/10GJ5.6KC
R1906
TP35
X
R512
D101
25EM2200
LBWA
C504
TJ3
KK0.01
LZB
C801
1/2DJ
1B
R471
16EM100
LBWA
C683
KK0.01 LZB C207
SW1906
1
2 2
5V
R
D683
F601A
DJ10K
R107
100 R414
5V
5VB6
1/10GZ0C
R608
1/10GJ4.7KC
R806
1/10GJ3KC
R3422
KK2700
LZB
C3421
10TK10DR
C3426
KK5600
LZB
C003
EM0.1
LBWA
C3401
FJ
220P
R617
16EM470LBWA
C011
470
R1059
18K
R485
J
R606
6.8K
R504
10TK3.3DR
C3423
KK0.01 LZB C202
16EM1000
LBWA
C626
35EM47LBWA
C408
CJ56G
C508
16EM330
LBWA
C015
X801
DJ
330B
R630
EM0.47 LBWA C211
26V
1/10GJ
10KC
R813
KD2P
KK5600 LZB C3407
2SB985S
Q627
:2SB985T
:2SA1707S
:2SA1707T
16EM47
LBWA
C497
J
R614
1/10GJ12KC
R1907
TP34
D472
1/10GJ 680C R208
EM3.3 LBWA C204
1/10GJ
680C
R141
25EM4.7 LBWA C213
1/10GJ 1MC
R867
1500MH7200XK
C411
:1500MH7200AN
KK0.047LZB
C3422
1
D601
63GJ0.47 LBZA C518
EM0.47
LBWA
C3408
1
35EM220
LBWA
C502
W601
D351
A101
GND
1
IF
2
MB
10
PB
5
AGC
12
CLK
13
DATA
14 9
TU+B
AE
Q001
1/10GJ
75C
R1052
DJ1.5K
R006
1/10GJ
4.7KC
R683
1/2DJ
2.7
R505
1/10GJ
330C
R816
1/10GJ100C
R881
1/10GJ4.7KC
R809
1/10GJ
330KC
R1102
1/10
GJ
18KC
R517
D486
1/10GJ 470C R139
R
D002
L625
EK2.2AE
C503
EM1 LBWA
C212
12V
EM1 LBWA C134
EM10LBWA
C516
EM1LBWA
C012
2SD400E-MP
Q490
:2SD400F-MP
1/10GJ
75C
R1106
KX3P
1/10GJ 1KC
R143
X
R513
SW1902
2SK2638
F82
Q601
KK0.01 LZB C216
1SJ39
R495
DJ1B
R482
2SJ4.7
R497
PQ050EA1MXP
IC681
1
2
3
1/10GJ3.9KC
R3426
15K
R428
5V
390
R487
1/10GZ
0C
J619
J
R404
390
R499
B1
J
L626
KK0.01 LZB
C147
L602
16EM470
LBWA
C471
J
L404
KD1P
1/10GJ
75C
R1051
2SJ
0.39
R613
KX1P
1/10GJ 680KC R209
100
R863
1/10GJ 1.5KC R136
PS601
2SC3069
Q613
HZ11
B2L
D421
1/10GJ
1MC
R3407
D625
1/10GJ
100KC
R3406
TP51
B1
J
R686
1/10GJ1.8KC R1903
1/2DJ18K
R106
TP11
TJ6
5VB6
16EM10 LBWA
C203
1/10GZ0C
J611
TJ2
SW1903
D604
D602
CJ18CL
C863
100EM22
LBWA
C482
EM3.3
LBWA
C106
KK0.022 LZB C132
D428
16EM220
LBWA
C206
10K
R694
1/10GJ 5.6KC
R201
16EM10
LBWA
C1902
1/2CM
3.3MXU
R602
:1/2XJ
3.3MVA
:1/2XJ
3.3MVCA
R
D680
J
L142
35EM
470LBWA
C501
5V
EM0.47
LBWA
C3411
DJ1K
R610
EM2.2 LBWA C214
1/10GJ
560KC
R693
L811
1/10GJ
100C
R1101
1/10
GJ
100KC
R831
26V
KK0.033
LZB
C868
KX4P
KK0.01LZB
C1052
1/2FJ
10
R612
:1/2
FJ10
VFNW
6.3EM
220LBWA
C101
2SJ22
R489
L1901
J
L141
15V
1/10GJ8.2KC
R002
HZ11
B2L
D422
26V
250KM
1000VBBW
C631
:250KM
1000VBW
DJ560K
R493
10K
R699
R
D429
25KK0.1 LZB
C142
1/10GJ3.9KC
R1905
R
D801
63FJ
6800LBZA
C613
1
1/10GJ1KC
R1902
A2
1SJ390
R405
7WK1VEA
R601
KK0.01 LZB
C144
9V
KK0.01
LZB
C103
1/10GJ
22KC
R695
LA7841
IC501
1 2
TP301
D481
DJ560K
R605
1/10GJ 5.6KC R413
EM1LBWA
C630
1K
R1911
25EM4.7
LBWA
C3413
16EM22LBWA
C1051
6.3EM100
LBWA
C148
D487
D1051
10K
R810
1/10GZ 0C R144
D834
1K
R1910
1/10GZ0C
C133
TJ1
D603
63FJ0.1LBZA
C693
PM4.7
LBZA
C3424
1/10GJ
220C
R3402
PM4.7LBZA
C3404
1Z75
D502
1000KK
1000NH
C608
:1000KK
1000CRD
:1000KK
1000CTB
SW1905
1
2 2
1SJ15
R488
1
D1901
560
R506
1/10GJ220C
R3401
6.3EM220
LBWA
C806
D471
1/2DJ 120
R412
D1059
100
R856
6.3EM
220LBWA
C421
TP317
16EM220
LBWA
C629
7SJ6.8VC
R417
63FJ0.01
LBZA
C614
D613
D693
TP132
HJ0.47G
C473
:63GJ0.47
LBZA
CXA2134QP
IC3401
1
TOUT-L
2
BASS-L
3
LSOUT-R
4 LSOUT-L
5 SDA
6 SCL
7
DGND
8
MAININ
9
MAINOUT
10
PCINT1
11
PCINT2
12
PLINT
13
COMPIN
14
VGR
15
IREF
16
NC
17
GND
18
SAPTC
19
VCC
20
NC
21
SUOUT
22
STIN
23
NOISETC
24
SAPOUT
25
SAPIN
26
VE
27
VEWGT
28
VETC
29
VEOUT
30
VCAIN
31
VCATC
32
VCAWGT
33
AUX1-R
34
AUX1-L
35
NC
36
AUX2-R
37
AUX2-L
38
TVOUT-R
39
TVOUT-L
40
SURRTC
41
TRE-R
42
NC
43
VOLIN-R
44
TOUT-R
45
BASS-R
46
NC
47
TRE-L
48
VOLIN-L
D490
250KM
1000VBBW
C632
:250KM
1000VBW
1/10GJ 33KC
R142
275GM0.22VDC
C601
D482
250MJ0.27AP
C417
:250MJ0.27AU
:250MJ0.27AY
T601
16
1
2
3
4
10
5
11
6
12
7
13
14
1/2FJ
22
R607A
:1/2FJ
22VFNW
DJ470
R618
SW1904
1
2 2
1/10GJ10KC
R005
9V
1/10GJ100C
R882
1/10GJ75C
R135
L812
1/10GJ 47KC
R138
16EM470LBWA
C010
D699
5VB6
KK5600
LZB
C004
16EM47 LBWA
C866
1/6NF
2.7K
R421
VDD
AFT
RESET
CPU TST R
CPU TST G
CPU TST B
CVBS
PDC
ENABLE
VS
HS
R
G
B
FS
I
DATA
CLOCK
C_SYNC
RF
AGC
VIDEO
AMP
AFT
SN DAH
IF
AGC
TRAP VC0
VIF
AMP
VIDEO
DET
SOUND
DET
CLMP CLMP
VIDEO
SW
YC SW
BPF ACC DEM0
FSC
SYNC
APC1
DC
REST
TRAP
V/Y
SW
DL
SHARP
BS
SG
OSD
VM
[952]
SPLL
BPF
LIM
AMP
500K
DET
FM
DET
SW
BPF
FM
AMP
DC
VOL
ABL
ACL
0SD
CONTRAST
0SD
SW
DRIVE
/CUT-OFF
CONTRAST
BRIGHT
VER
C/D
E/W
[952]
VER
RAMP
V/Y
SW
HOR
VCC
HOR
OUT
PHASE
SHIFTER
AFC2
VER
SEP
SYNC
SEP
AFC1 FBP
RGB
MATRIX
COLOR
CLAMP
HOR
C/D
TINT
1/256
HS
VS
BUS
VX0
CLMP
DC ADJ
X-RAY
V DET
RESET
PLL RST
I/O
PORT 0
CLOCK
CONTROL
CPU
CORE
BASE
TIMER
ROM RAM
ADC
TIMER
0
CLOCK
CONTROL
BUS OSB
I/O
PORT I
CLOCK
CONTROL
CLOCK
CONTROL
HOR
VCO
SW
QXXAVC367
IC801
1
51
2
52
3
53
4
54
5
55
Video/V
Vcc
6
56
7
57
8
IF Vcc
58
9
59 60 61 62 63 64
10 11
RGB Vcc
12 13 14 15
16
17 18 19 20 21 22 23
AV1/2
24
MUTE
25
POWER FAIL /ACK
26
REMOCON IN
27
IIC SDA
28
IIC SCL
29
POWER
30
STATUS
31
BUS SDA
32
BUS SCL
33 34 35 36
KEY IN
37
ABL IN
38
RF AGC
39
S-SW
40 41 42 43 44 45 46 47 48 49 50
KK0.012 LZB C3406
LA4525
IC001
1 2 3 4
5 6 7 8
KK4700 LZB
C3431
EM4.7
LBWA
C484
TP16
1/6NF
10K
R422
1/10GJ
10KC
R1901
L623
IC802
1 2 3 4
5 6 7
8
SF5235P
X141
1 2 3 4
1/10GJ
10KC
R808
T401
1/10GJ
10KC
R807
1/6NF4.7K
R411
D1052
U20B40500
A1901
1 2 3
TP7
KK0.022 LZB
C3434
100
R857
1/10GJ
10KC
R616
PM4.7
LBZA
C3436
12K
R353
16EM220
LBWA
C3414
63FJ3300 LBZA
C612
KT1P
1
KK0.01LZB
C006
1/10GJ2.2KC
R1904
PM4.7
LBZA
C3418
RL601
1
2
3 4
A1
1/10GJ
39KC
R861
TP21
1/10GZ0C
R503
1/10GZ
0C
J613
1/10GJ100C
R288
1/10
GJ
6.8KC
R518
2SA1015Y
:2SA564ARCU
:2SA608FCNP
Q695
KB
4
16EM47
LBWA
C3412
EM0.22LBWA
C002
J
D611
1/10GJ100C
R132
1/10GJ
1.8KC
R003
J
L401
15V
250KM
1000VBBW
C606
:250KM
1000VBW
X201
J
L3401
DJ560K
R494
AE
Q681
AJ
Q831
AE
Q131
AE
Q693
KK6800LZB
C404
5VB6
63FJ 0.047LBZA C141
1/10
GJ820KC R128
PM1 LBZA C403
CJ330 CL C129
1/10GJ 220C R129
X R127
1/10GZ0C
R205
16EM47LBWA
C218
J
J426
J
J427
D1902
3.9K R502TM
1/10GJ
75C
R1004
1/10GJ
100C
R1009
25EM4.7
LBWA
C1007
1/10GJ
330KC
R1011
1/10GJ
330KC
R1013
1/10GJ
75C
R1007
25EM4.7
LBWA
C1006
1/10GJ
75C
R1002
1/10GJ
100C
R1003
1/10GJ
100C
R1012
EM1
LBWA
C1001
J12B2673N
K1001
1
2
3
4
5
6
8
9
10
25EM4.7LBWA
C1003
1/10GJ
100C
R1001
25EM4.7LBWA
C1002
1/10GJ
100C
R1006
EM2.2
LBWA
C1004
1/10GJ
75C
R1008
DY
Q901
CRT
L
R
1.0W 10Z
DGC COIL
SPEAKER OUT
W900
GND-
CONNECTOR
★
★
★
★
★
★
★
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★
★
★
★
★
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★
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★
★
★
★
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★
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★
★
★
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★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
★
— 29 — — 30 — — 31 — — 32 —
MODEL DS20424 Chassis No. 20424-00