Sanyo DS20930 Service Manual page 30

MODEL DS20930 Chassis No. 20930-00
A101
F1BAM0246
:F1BAM0280
C812
X
C813
X
5V
B6
C101
R856 R857
100 100 6.3EM
470
LBWA R107
R106
DJ8.2K
1/2DJ18K
C102 C103 R103 D101
B1
KK X DZXLB
X
0.01 ZA36A
LZB <130V>
A1901A D1902
DZXLB
U20B40500 ZA10B
C1901
X
RC PRE AMP
2 1 3
C106
EM2.2
LBWA
R1910
C1902
1K
16EM
L1901
10
L2B95R6KN:
L2E15R6KN LBWA
SW1901/.../SW1906
POWER
PRESET CH - CH + VOL.- VOL.+
S10B3670J: S10B3670J: S10B3670J: S10B3670J: S10B3670J: S10B3670J:
SW1907 SW1906 SW1905 SW1904 SW1903 SW1902 SW1901
D1901 S10B0900J: S10B0900J: S10B0900J: S10B0900J: S10B0900J: S10B0900J:
DZXLB X S10B5650J S10B5650J S10B5650J S10B5650J S10B5650J S10B5650J
ZA6.8A
R854
1/16GJ
2.2KC
R1909 C854
1K CJ82
CL
X801 C856
C857 C851
V11B00200:
EM1
V11B0780N CJ220CL X
LBWA
C852
X
C858 R851
L851
1/16 R858
R801 KK
L2B95R6KN: GJ 1/16
X 1000
L2E15R6KN 1KC GJ
LZB
22KC
21 20 19 18 17 16 15 14 13 12 11 10 9 8
1
IC801
<C022> QXXAVB927P
FS
22 23 24 25 26 27 28 29 30 31 32 33 34 35
L821
L2B9
5R6KN
:L2E1
5R6KN
C810 C809
CJ100 CJ100
C808 CL C807 CL
X X
C822
16EM
22
C806 LBWA
C821
6.3EM
X
470
LBWA
D843
R
R807
1/16
GJ
10KC
L801 R810
R806 R808 R809
L2B95R6KN 1/16 1/16 1/16 1/16GJ22KC
:L2E15R6KN GJ GJ GJ
4.7KC 10KC 4.7KC
C862 C801 C802
KK KK X
Q831 8 7 6 5
0.01 0.01
AJ
LZB LZB
EEPROM
R814
IC802
1/16
C811
GJ R813 ST24C02B6:
R816 10KC EM1 1/16GJ 24LC02B/P:
LBWA 10KC S524C20D21:
1/16
CAT24WC02P:
GJ
M24C02-BN6
330C
1 2 3 4
D831
UDZS3.6BG
5 V
1AA0B10B2000A 1AA0B10B200AA
C417
200MM0.22UVB: 200NM0.22UVB:
250MJ0.22UAP: 250MJ0.22UAP:
250MJ0.22AU 250MJ0.22AU
2SJ2.2 1SJ4.7
R497
ASSY PWB MAIN C3RK
1AA0B10S1130A
ASSY,PWB,CRT C3RK
R717
1AA0B10S1130B 2SJ
12K
R727
Q701/Q711/Q721 R707 2SJ
2SJ 12K
2SC2621
12K
(CRA:DRA:ERA):
2SC2688'1'(K:L:M):
QT0229Z
G-OUT
R724
Q721
82
Q721A
R722 X
R721
X
180
K7S
C721
J11NA KK
X
050N R-OUT 1000
R714 R723
Q711 LZB
1/16GJ
1/16GJ
1 R
82C 820C
R726
Q711A
G R712 X R711
1/2DJ
X 180 2.7K
B
C702
C711
X C712 KK
R716
X 1000
1/2DJ
R704 B-OUT LZB
R713 2.7K
Q701
82 1/16GJ
5 820C R706
Q701A 1/2DJ
R702 X
R701 2.7K
X 180
C701
KK
1200
LZB
R703
1/16GJ
C741
820C
X
IC101
LA76834NMP
<RF AGC>
<IF>
C152
64
X
C853 FRAME-GND
R853
EM0.1 C151
1/16GJ R151
LBWA
1MC 65
1/16GJ EM0.47
330C LBWA
66
C136
C138
1/16
X
GZ0C
67
R136 R133 C133
X KK0.01
1/16GJ
LZB
3KC
R852 R835
68
1/16GJ
1/16GJ39KC
2.7KC
C134
69
C835 R846
KK1000
KK 1K C137
<BLK> LZB
0.01 CJ10CL
LZB
70
L136
<B>
X
71 NC
R847 R842
C135 Q135
7 6 5 4 3 2 1 5.6K 1/16GJ
<G> X AE
560C
TP21
R848 R843 72
5.6K 1/16GJ
X
560C <R>
R849 R844 R135 73
5.6K 1/16GJ
1/16
560C
GZ0C
74 IF-GND
R137
1/16GJ
1KC
75
36 37 38 39 40 41 42 C132
X TP12
C142
R142
76
1/16GJ X
KK
TP11 33KC
0.022
<RF AGC>
LZB
77
X C141
R144
KK0.01
J LZB
R141
X 78
R143
L812 1/16GJ
1KC
L2E11R0KN:
L2B91R0KN 79
C143
D836 R833
KK0.01
R 10K LZB
L811 80 IF-GND
C829
L2E11R0KN:
D834
L2B91R0KN EM1 R832
DZXLB
LBWA
ZA15B X
1
R886 R831
1/16GJ 1/16GJ X141 X141A
10KC
100KC SF
X
5235P
<5PIN>
<4PIN>
R829
100 X
L141
TP132
J
R823
TP113
100
<AFT S-CURVE>
<POWER ON/OFF>
<ABL>
<POWER FAIL>
D881
X D806
IC501
D882 X
X LA78040
D883
X
C883
X
D884
X
C884
X KX
1 2 3 4 6
J10B0730N 5
L501
C511 R511
KX5P J
FK0.15D: 2SJ
IC501H3
FJ0.15D 120
2400010
C502
KX4P 35EM
220
C501
X
KX3P
R510
X
D502
DY 1Z75 C508
CJ56CL
L902
R512
R508
L70B16800 (TOSHIBA CRT) X
18K
KX1P
SEMI ITC (SAMSUNG CRT)
R506 R509
C504
560 6.8K
25EM
2200
LBWA C503
R513
EK
X
2.2AE
K7B
J11NA040N 4
KY1P
X
J30B 1
(0250N:
1380N)
C742
K7U1
2000KZ
1000HE
SOCKET
K701
J11B3880N
F.B.T
D483
ES1
9V
:RMPG06G
:ERA18-04
26V
TJ3
D503
X
DZXLB C487
R483
ZA36A
35EM 1/2DJ
1B
1000
15V
C471 R471
16EM D471 1/2DJ1B
KB 470 EU2:
CRT
1 LBWA ERB44-04
Q901 J11NA040N
X KB1
K7Y1
BXXAVB278TDA-:(TOSHIBA) W902
R497
A51LVG896X J30B GND-
*
(0250N:
BXXAVA011SDK-:(SAMSUNG) CONNECTOR
1380N)
A51QDX992X003
4
<CV OUT>
R201
TP16 470
R208
1/16GJ1KC
X
JP201
Q208
AC
X
Q202
5V
AC
B6
R252 C253
C257
L256 EM0.47
KK0.01
22K LBWA
J LZB
C252
C258 R251
R163
1/16GJ 63FK
16EM
1/16GJ X251 22KC 0.047
47
R165 120C EX0017 LBZB
T151 LBWA R209
(XC:GC:DC)
X
L14B1840N C221 1/16 :V10B5270J
R167 PM1 GJ100C R321
C256
1/16GJ180C LBZA 1/16GJ10KC
R166 R221 EM1
1/16GJ LBWA
X
390C
C153
EM C212
0.47 EM2.2
LBWA LBWA
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42
NC NC
FRAME-GND
CLMP CLMP X-RAY
A2C
PLL
CW H-GND
VCO
VIDEO KIL
AMP
VIDEO VIDEO
APC1 TINT
DET SW
SPLL
HDR
VCO
SW
BPF BPF
1/256 FBP
1ST AMP ACC
BPF KILLER
SYNC HDR AFC2
LIM SEP C/D
AMP 2ND AMP
TRAP BPF
PHASE
AFC1 SHIFTER
DELAY
SW LINE DEMO
FM
DET
HDR
PEAKING COLOR OUT
CORING CLAMP RESET
DC
VOL
BLACK
CONTRAST RGB
STRETCH
BRIGHT MATRIX
H-GND
DC
REST
IF
AGC VIF
OSD
OSD
FIX GAIN SW
BRIGHT
RF VER HDR
AGC SEP VCC
VER VER
C/D RAMP
AFT
TP20 BUS ABL CLAMP DRIVE/CUT-OFF E/W
FRAME-GND
FRAME-GND
NC
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
R G B
C146
X
KK0.01
LZB
C147
C803 C804 C843 C842 C841
R134
X X KZ KZ KZ
6.3EM X
0.1 0.1 0.1
100LBWA
C131 LZF LZF LZF X
C284 C285
R161 EM1
16EM KK
1/16GJ LBWA
47 0.01
100KC
LBWA LZB
C161 C497
R162 KZ 6.3EM
1/16GJ 0.1 R284 100
5V
100KC LZF LBWA
B6
47
C274
16EM10
LBWA
L284
J
R272
L146 <9.0V B5>
J
<VS> 1/16GJ6.8KC
<HS>
<VERTICAL-OUT>
<SIF>
<ACL>
R492
R276 1/6NF
12K 33K
D409
130V D487
R408
X R485
X S5277B
:ED0445
B1 18K
:MPG06D
:ERA15-02
L413H1 L413
L413A
X
X 2400010
L413H2
L413AH1
2400010 2400010
7
C516
R413
R517 16EM
X
18K
10
LBWA
JP413
J
R518
C417
1/16
C416
GJ18KC *
200MM0.33UVB:
250MJ0.33
(UAP:AU)
130V
C506
FK5600 R503 C411 C412
(BF:D) 3.9K
1500MH B1
X H-OUT
0.012
R514
(XK:AN) T401
Q402 R407
J
2SD2578YB B4L18 2SJ
2400010 2400010 L401A B0050N
C411H1 5.6K
R504 R507 X
2400010
10K 1/2DJ1
L401
R411AH2 2400010 2400010 2400010 L26B
C411H2 C408
R505 2790N
1/2DJ L402 160EM
R411 R416 R406
1.2 J 1BE
7SJ 2400010 33 1/2DJ8.2K
R411AH1 R412
6.8VC
X
C473 C407
63GJ 500KK
0.47 1500A
LBZA
C406
500KK
Q401
470A
2SC2271
HV HV (D:E:
D-C:E-C)
14
T402H1
FO FO
13 1 1
2400010
SC SC
12 T402H4
4 4
T402H6 2400010
T402
6 6
L40B1540 2400010
TP50 TP51 R494 R493
J30A J30A
T402H2 00101 00101 DJ390K DJ390K
T402H7 X X
2400010 7 7 2 2 2400010
C493
R491
T402H3 100PM DJ1K
R481
C482
3 3 1/2DJ 2.2X
2400010
47B 100EM
V+B V+B
T402H5
T402H8 22
8 8 5 5 D429 TE7
2400010 2400010
R482 D482 R
LOW +B LOW +B AFC AFC
T402H9
DJ1B TVR1G
10 10 9 9 D428
2400010 2400010
HEATER HEATER
C481 RD15EB3
T402H10 R428 TP7
:MTZJ15C
X 15K
11 12
X
T402H11 D481
2400010
ES1
T402H12 C484
:ERA18-04 R421 R422
:RMPG06G EM4.7 1/6NF
1/6NF
LBWA 10K
2.2K
S/COMP SW
AV1/AV2 SW
R1082 R1081
1/16GJ22KC 1/16GJ22KC
JP1003
X R1004 R1007
L1001
1/16GJ 1/16GJ
J 27KC 27KC
JP1053
9V
JP1002
C1081 J
X
16EM
10
LBWA
R1003 R1006
C1080
1/16GJ 1/16GJ
KZ
10KC 10KC
0.1LZF
INT V/C OUT
<MODE SW>
16 15 14 13 12 11 10 9
VCC
H L
IC1081
AV SW TC4053BP
Y SW
H L
R1073
100 C SW
H L
1 2 3 4 5 6 7 8
R1054
27K
EXT Y
R1072
R1071 INT V X
R1053
390
10K R1083
1/16GJ
C1071
JP1071 EXT C 27KC
KK X
0.01
R1084
LZB
1/16GJ
10KC
Q1071
AC
41
C426
R426
X
1/16GJ680C
C3431
40
KK C3432
C427 C3439
4700 EM0.1
KK0.01
LZB LBWA 25PM4.7D
LZB
39
R442 C441
1/16GJ
KK0.01
10KC
LZB
38
R441
1K
<HS>
37
<VS> 48 47 46 45 44
36
C3436
1
25PM4.7D
35
R449 C3401
2
EM0.1
1/16GF
LBWA
4.7KC
34
3
R281 R353
1/16GJ10KC 10K
4
33 1/16GJ
R3401
C282 220C
CPU R282
X 5 SDA
C3402
X
R3402 X
32
DZXLB 6 SCL
D351 C3403
ZA5.1A
1/16GJ X
220C
31 7 DGND
CXA2134QP
R400
R405 C405
1/16GJ PM1 100
8 MAININ
5.6KC LBZA
30 R3406
C3404
C404 1/16
25PM4.7D
CJ100CL GJ 9 MAINOUT
C403
100KC
29
R402
10
63FJ6800 DJ120
LBZA
C402
27mA
28
11
+5V KK C401 C3406 C3407
R401
0.01 16EM
KK KK R3407
LZB 470LBWA DJ100
0.012 5600 1/16 12
27 LZB LZB
63GJ GJ1MC
C505
0.47
13 14 15 16 17
LBZA
26 D801 R
R444 18K
25 C3411
R3411
C3408
EM0.47 1/16
R443 4.7K EM0.47
LBWA GF62KC
LBWA
TP301
<SIF> C3412
C3413
24 X 16EM
47 EM4.7
LBWA LBWA
C002
R002
R495
R495A 1/16GJ EM0.22
1SJ33
X 8.2KC LBWA
R488
R004
1SJ15
R001 1/16GJ
1/16GJ 1.8KC
8.2KC
Q490
TJ6
2SD400 R003
C001
(E-MP: 1/16GJ
F-MP) EM0.22
R499 1.8KC
TP34 LBWA
390
D490
X
DZXLB
C489
ZA5.6C
9V 16EM
220
LBWA
R489
J30A 2SJ22
00101
X
TJ5
9V-REG.
R486
2SJ8.2
Q486
2SD400
(E-MP:F-MP)
D486
R487
RD10EB2
390
:MTZJ10B
<ALWAYS +5V>
IC681A X
5 V
IC681
UPC78L05J
D627 C800 :TA78L05S
R X L623
ZZ0122:
C624
B4Z21B
X
Q627 0080N
2SB985(S:T)
:2SA1707(S:T)
TJ2
12V
X
C627
D624
C629 X
C626
RU3YX
16EM
R627 16EM
L404 220
R628 1/16 1000
L2B9101KN: DJ1.2K GJ10KC
R683
L2E1101KN
D625
4.7K
D680 RU4AMLF-L1:
R FE201-6L43
TJ1
B1 X
Q681 L625
AE ZZ0122:
130V
C683 C625 B4Z21B
1000KK 0080N
16EM
220 1200(CTB:
C628
LBWA CRD)
160EM
R629 D629 220XJ
1/16
RD16EB1 R630
GJ1KC
:MTZJ16A
1SJ22K
Q695
2SA1015Y
:2SA564ARCU
Q635 :2SA608FCNP
R695
AE
R632 R634 1/16
C634
1/16 GJ22KC
D408
16EM GJ1KC 47K
1Z150
47
LBWA
1 2 3
R694
R692 10K
68K Q693
AE
POWER REG.
R693
IC601
R404 1/16GJ D693
47 560KC SE130NH
RD6.2EB3
C693 :MTZJ6.2C
EM0.1
LBWA
R430
1K
NOTES;
1. RESISTORS SPECIFIED WITH RESISTANCE VALUE ARE "1/6DJ".
2. RESISTORS SPECIFIED WITH TYPE OF RESISTOR, TOLERANCE
TP36
AND RESISTANCE VALUE ARE "1/4".
X
3. ALL CAPACITORS ARE 50WV RATING UNLESS OTHERWISE NOTED.
TP35
X 4. PARTS MARKED WITH ARE RELATED WITH X-RADIATION.
5. THICK LINES ARE 15WATTS SUPPLY LINE.
6. VIEW OF TR & FET & IC.
LETTER
SIDE
TOP VIEW
N
ARW ARW
1 B
C E
E B B C
E C
3
1 2
D S
7. ISOLATION BORDER LINE. G
R423 AT2
COLD SIDE HOT SIDE
1/16GF
3.3KC
KS
D422 D421
HZ11 HZ11
J11NA050N
B2L B2L
C421
6.3EM 1 5
220
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.
D1051
R1051
ZA10B K1051
1/16GJ
DZXLB
75C Y IN J11B0610N
C1051
D1052
LBWA C IN
C1052 ZA10B
22
KK0.01LZB DZXLB
16EM
R1052
1/16GJ
S-GND
R1059 75C
1K
S-SW
D1059
C1059
16EM
UDZS10BG
10
K1002
LBWA
X
C3435 R3434
X
X
L OUT
9
R3432
X
R3435
X
C3437
6
X
R OUT
8
R3436 R1001
R3433 R3437
X 1/16GJ
X
X 75C
V2 IN
5
TP317
C1001
16EM
X
10
LBWA
TP318
D1001
DZXLB
X
ZA10B
4
L2 IN
C3448 R3448
R3447 1
EM4.7 1/16GJ
1/16GJ
LBWA 100C
330KC 2
R2-IN
3
C3447 R3446 R3445
K1001
EM4.7 1/16GJ 1/16GJ
J12B0530N
LBWA 100C 330KC
R1002
1/16GJ
75C
D1002
DZXLB
ZA10B
V1 IN
C1002
16EM
10
LBWA
L1 IN
C3433 C3434
C3442 R3444
KK KK R3443
EM4.7 1/16GJ
4700 0.022 1/16GJ
LBWA 100C
LZB LZB 330KC
R1 IN
C3441 K1011
R3442 K1011A
EM4.7
1/16GJ R3441 J12B3321N J31B010_NT
LBWA
1/16GJ
100C
330KC
43 42 41 40 39 38 37
36
35
JP011
34 1/16
GZ0C
AUX1-R
33
C3427
R3426
EM1 1/16 C010
LBWA GJ3.9KC
VCAWGT 32 25EM
220
LBWA
C3426
VCATC 31 JP012
10TK 1/16
IC3401 10DR C011 GZ0C
25EM
VCAIN 30
C3424
220
25PM4.7D
LBWA
VEOUT 29
C3423
VETC 28
C3422 10TK3.3DR
KK0.047
LZB R3422
27
1/16
GJ3KC KSP
1
R3421
26 J10EA040N
1/16
C3421 GJ3.3KC
KK2700
25
LZB
18 19 20 21 22 23 24
4
C015
L3401 D472 R472
D001 16EM
J J 2SJ8.2
C3418 DZXLB 330
C3417 25PM4.7D ZA15B LBWA
EM4.7
LBWA
C3414 C3416
JP005
16EM 25PM4.7D
4 3 2 1
100
X
LBWA
15V
IC001
C004
KK LA4525 Q005
5600 R005
2SB764
LZB 1/16GJ
(E:F)
10KC
C003
KK R006
5600 DJ1.5K
LZB R013
5 6 7 8
5.6K
Q001
AE
C012
16EM
C006
22
C414 KK0.01LZB LBWA
X
C631
250KM1000
(VBW:VBBW)
C631A
D601/.../D604
X
(800V-1.2A) X4
EM2B
C603 R601
:1S1887A (400V-1.2A) X4
7WK1VEA
(400V-1.5A) X4 500KK
T601 :ED0439
1000A R601H3 R601H1
2400010 2400010
L51B4690N:
L51B4710N C609 D602 R601A LF601
F601
200EM X F35B0290N: A
D601
R604 470VAA F35B1080N: 4A125V
2SJ2.2 F35B0890N (M:MD:MDK:T)
C609H1 A1
12 12 4 4
2400010 2400010
R603
1/2DJ
560K C604
5 5 C608 C609H2
2400010 500KK 2400010
D603 A2
1000KK 1000A C601
13 13 2200 250GK0.22XD
D604
(NH:CRD:CTB) :275GM0.22XB
6 6 C608A KD
Q601
Q611 PS601
X
2SK2872 C612 DHXAA
2SC2274
-F82 R606 EV0068
(E:F) 63FJ0.1
10 10 7 7 2400010 R611 DJ47 KD1P
LBZB
C611 47K
X
R608
1/16GJ RL601
R607
T601AH14 R612 470KC JP608
L612 DJ22 S20B00100: KD2P
14 14 1 1 X
2400010 L611 1/2FJ S20B0170N:
ZZ0
10 S20B0171N: J30B0250N:
ZZ0122 122
R609 S20B0230N: J30B1380N
D611
1/16 S20B0390N:
R613 R D614
T601AH11 GJ22KC C613 S20B0680N
2SJ ERA91-
11 11 02
2400010 0.47 R615
2SJ 63FJ
2 2
2400010 0.47 0.047 AT3
Q612 LBZA D613
16 16 L602
RD9.1
2SA984 R617
Z21B0140B EB3: C606
(E:F) FJ680P R602
MTZJ 250KM1000
9.1C C689 (VBW:VBBW)
R614 1/2CM
R616
DJ470B KZ0.1 3.3MXU:
D612
3 3 1/16 LZF 1/2XJ
D683
TLP621-1BL GJ
R 3.3MVA
:PC817D Q601H1 10KC
:PC817C 2400010 2400010 Q601H2
:ON3131S
R618
1 4 Q613
DJ1K
2SC2274
(E:F)
2 3
R619
C614
1/16GJ
63FJ0.01
22KC LBZA
C633A R686
X
12V
C633 C632
X J
250KM1000
(VBW:VBBW)
RELAY DRI.
C632A
X
AT3
8. LIST OF REPLACEABLE DIODES.
M (7ED00025) 1SS176, 1SS133, GMA01
R (7DD00019) 1S2076, 1S2473, DS442, 1N4148
AA (7DD00192) 1S2076, 1S2473, DS442, 1N4148, 1SS133
P (7DD00021) 1S2076A,1S2471, 1N4148
9. LIST OF REPLACEABLE TRANSISTORS.
2SC1740S 2SC945A 2SC1815
AD (7T200183) Q,R,S Q,P Y,GR
AE (7QT00202) Q,R,S R,Q,P O,Y,GR
2SA933S 2SA564A 2SA1015
IN CASE
OF TR AB (7T200181) R R Y,GR
IN CASE
AC (7T200182) Q,R Q,R O,Y,GR
OF IC
IN CASE
OF FET 10. "J" : JUMPER WIRE.
"X" : PART NOT USED.
CHIP
2SA1037K 2SA1179
AJ (7T200221) R,S M6,M7
2SC2412K 2SC2812
AH (7T200220) R,S L6,L7
CAUTION FOR CONTINUED PROTECTION AGAINST A RISK OF FIRE,
REPLACE ONLY WITH THE SAME TYPE 4A, 125V FUSE.
ATTENTION: POUR MAINTENIR LA PROTECTION CONTRE
LES RISQUES D' INCENDIE UTILISER UN FUSIBLE DE
4A 125V
RECHANGE DE MEME TYPE 4A, 125V.
SP901
L
A10B03600
SP901
R
A10B03600
1.0W 10%