Sanyo DS19310 Service Manual page 28

MODEL DS19310 Chassis No. 19310-04
A1901
U20B32400:
U20B35900
1 2 3
MENU CH - CH + VOL.- VOL.+
SW1906 SW1905 SW1904 SW1903 SW1902 SW1901
R1909
1/10GJ
100C
C1902
6.3EM
100LBWA
KT1P
R881 100
KT2P
R882 100
KT3P R883 100
KT4P R884 100
KT5P
R857
100
R856
100
36 35 34 33 32 31 30 29
IC801
QXXAVB920P
1 2 3 4 5 6 7 8
L812
R801
X801
1/10GJ
270KC
L811
C811 C812
CJ CJ
100CL 100CL
C808 C807
CJ CJ
18CL 18CL
R886
1/10GJ
5.0V 5.0V
10KC
B8 B8 R808
L801 1/10GJ
10KC
R807
C801
D843
KK 1/10GJ
0.01 10KC
LZB
8 7 6 5
EEPROM
5.0V 5.0V IC802
B7 B7
L821
1 2 3 4
C806 C822
6.3EM 16EM
470 10
LBWA LBWA
D802
C001 R
EM1
LBWA
C008
R001 16EM330
8.2K LBWA
C003
8 7 6 5
KK
C004
5600 R003
KK LZB
1/10GJ
0.01
1.8KC
LZB
IC001
LA4525
KSP
3
9.0V
1 2 3 4
1.0W 10% L
1
C011
SP901
16EM220
D001
LBWA
Q486
2SD400
(E-MP:F-MP)
D486
TP814
K1001 R1003
1/10GJ
X
100C
FRONT AV IN <AUDIO IN>
R1001
AUDIO
1/10GJ C1001
IN
220KC
16EM10
LBWA
R1004
1/10
GZ0C
VIDEO R1002 C1002
IN 1/10GJ
EM4.7
75C
LBWA
— 29 —
TUNER(WITH PLL & BAND SW)
A101
F1BAM0300:
C106
EM
3.3
LBWA
5V
B6
L101
J
D801 C101
R 10EM
POWER 220
LBWA
R1901
1/10GJ
10KC
C103
R106
KK
1SJ33K
0.01
LZB
D101
R846
1/10GJ
1KC <BLK>
R847
1/10GJ
5.6KC <B>
R848 R842
1/10GJ 1/10GJ
R851 R852
5.6KC 820C <G>
1/10GJ 1/10GJ
R865 2.7KC 33KC R849 R843
1/10GJ
1K 5.6K
820C <R>
R844
1/10GJ
820C R142
33K
R144
J
28 27 26 25 24 23 22 21 20 19
<C-011>
9 10 11 12 13 14 15 16 17 18
C894
R1910
J KK
R899
0.047
1/10GJ
LZB
R893 470KC
C891
1/10 R892
R897
GJ PM1 1/10GJ
100C LBZA 220C 470
R894 C896 C892
1/10 KK1000 R898
EM
GJ 1/10GJ
2.2 LZB
1MC 470C
LBWA
<KEY-IN>
<SCL>
<SDA>
C862
R831
KK
1/10GJ
0.01
10KC
LZB
C831
EM1
LBWA
R833
1/10GJ
Q831
330C
AJ
R832
1/10GJ D831
10KC
R864
1/10GJ
120KC
R837
10K
D834 D836
R834
C834
1/10GJ
KK0.01 R823 100
100KC
LZB
R829 100
<ALWAYS 5V>
<POWER ON/OFF>
<POWER FAIL>
<AUDIO +B>
IC681
UPC78L05J
<ALWAYS +5V>
:TA78L05S
9V-REG.
5.0V 5.0V
R489
2SJ22 C805
6.3EM D627
470LBWA R
C624
R486
12 12 4 4
1000KK
1SJ8.2 R604
1200
Q627
TJ2 (CRD:CTB) 2SJ2.2
R484 2SB985(S:T):
R487 X
2SA1707(S:T) 5 5
J
390
12V 13 13
C629 C626 D624
L623
16EM 6 6
16EM
220
1000
LBWA
R627
R628
1/10
DJ1.2K 10 10 7 7
GJ10KC
R683
2.2K
D680
L625
R D625
14 14 1 1
Q681
AE
X
TJ1
C683 C628 C625
16EM 160EM 1000KK
22LBWA 220XJ 1200 11 11
(CRD:
2 2
R629 CTB)
D629
1/10 16 16
GJ1KC
R630
3 3
1SJ22K
C632
250KM1000
(VBBW:VBW)
Q635 1 4
AE
R632
C634 R634 2 3
1/10
1/10 R695
16EM 1/10 GJ22KC
GJ1KC
47 GJ
C633
LBWA 47KC
R692 R694 1 2 3 250KM1000
1/10 10K
(VBBW:VBW)
GJ
Q695
68KC Q693
AE 2SA1015Y
:2SA564ARCU
R693 :2SA608FCNP
1/10GJ
560KC
D693 POWER REG.
C693
IC601
63FJ0.1
LBZA
SE136N
— 30 —
5V
TP16
B6
X
L256
C257
IC101
KK0.01
LZB
LA76834NMP X251
C258 EX0017
T151 16EM (XC:GC:DC)
47LBWA
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48
NC NC
FRAME-GND
C151
R151
65 CLMP CLMP
1/10GJ EM0.47
A2C
330C LBWA PLL
66
VIDEO
AMP
C136 67 VIDEO VIDEO
DET SW APC1
R133 C133
1/10
1/10GJ KK0.01
GZ0C
3KC LZB
68 SPLL
SW
C134
69 BPF BPF
KK1000
C137
LZB 1ST AMP ACC
CJ10CL BPF KILLER
70
LIM
AMP TRAP 2ND AMP
BPF
71 NC
DELAY
SW DEMO
FM LINE
DET
72
R132 PEAKING COLOR
100 CORING CLAMP
DC
73
VOL
BLACK
CONTRAST RGB
STRETCH
BRIGHT MATRIX
C132 74 IF-GND
KK0.01 DC
TP21
LZB REST
75
5V
C142 X TP21 TP12
B6 KK
IF
0.022 76
AGC VIF
LZB OSD
OSD
X TP12 FIX GAIN SW
BRIGHT
77 RF
AGC
C141
KK0.01
LZB
78
R143
1/10GJ
1KC
TP11
79
AFT
C143
X
KK0.01
LZB
80 IF-GND TP20 BUS ABL CLAMP
FRAME-GND
X141A
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
SF
5235P
<4PIN> X
TP20
C803 C804
CJ CJ
C146 100CL 100CL
KK0.01
L141
LZB
X
J C131
C843 C842 C841 C284 C285
TP132 EM1 KK KK KK 16EM KK
C147 LBWA C161 0.01 0.01 0.01 220 0.01
6.3EM R161 LZB LZB LZB LBWA LZB
KZ
100 1/10GJ
0.1
LBWA 100KC
LZF
R284
1/10
GJ
47C
R162
1/10GJ
100KC
C272
EM3.3
L146 LBWA
<5V B6>
R276
1/10GJ
12KC
TP113
X
R273
1/10GJ R272
6.8K
10KC L284
J
<9V>
<HS>
<VS>
<135V>
<ABL IN>
<POWER FAIL>
<AUDIO +B>
C631
250KM470
(VBW:VBBW)
X
T601
C609 R601 A
5WK1
200EM
F601
330(XG:XL) (I:VC)
LF601 A1
2400010
R603 D602 F601A F601B
1/2DJ D601
Q611 560K
C608
2400010
2SC2274 C602 C601 A2
1000KK R606
(E:F)
2200 DJ47 250GK0.22XD:
C604
(NH:CRD:CTB) 275GM0.22
(XB:VDA)
C612
Q601 R612 R608
KD
2SK2872 1/2FJ 1/10GJ 63FJ
R607 D603 D604
-F82 10 470KC 0.1 PS601
DJ22 KD1P
LBZB
L612
C602/C604
ZZ0122 R609 D614
1/10 500KK1000A 500KK1000A
KD2P
GJ22KC
R611
47K
C613
L611
D611 63FJ0.047
AA Q612 LBZA
2SA984
(E:F)
R613
2SJ0.39
D613
R602 C606
L602
1/2CM 250KM470
3.3MXU: (VBW:VBBW)
1/2XJ
3.3MVA
R616
R614 1/10 R617
DJ GJ FJ680P
470B 10KC
Q613
2SC2274
R618
D612 (E:F)
DJ1K
PHOTO COUPLE
C614 R619
1/10GJ
63FJ0.01
22KC
LBZA
7 6
R517
18K
D501
C516
R518
EM1
18K
LBWA
R503
R252 C253 3.9K
1/10GJ EM0.47 L501
22KC LBWA J
C252
R251
63FK
C501
1/10GJ 0.047LBZB
22KC EM10
LBWA
C256
EM1
LBWA R301
1/10GJ10KC
47 46 45 44 43 42 41
C426
FRAME-GND R426
KK0.01 1/10GJ
LZB 680C
X-RAY 40
CW H-GND 39
VCO KIL
R442 C441
1/10GJ KK0.01
10KC LZB
38
TINT
R441
1/10GJ
1KC <HS>
37
HDR
VCO
<VS>
36
1/256 FBP
35
R449
SYNC HDR AFC2
SEP C/D 1/10GF
4.7KC
34
PHASE
AFC1
SHIFTER R353
R281
10K
1/10GJ10KC
33
HDR
OUT CPU
RESET D351
32
H-GND 31
R405 C405 R400
100
1/10GJ PM1
5.6KC LBZA
30
C403
29
63FJ6800 J404
LBZA 1/10GZ0C
27mA C402
VER HDR 28 12V
SEP VCC
+5V KK C401
0.01 16EM R401 R402
LZB 100LBWA DJ100 DJ120
27
C505 63GJ
VER VER
C/D RAMP 0.47LBZA
C509
26
63GJ
0.47LBZA
DRIVE/CUT-OFF E/W 25
FRAME-GND
R444
NC
1/10GJ10KC
18 19 20 21 22 23 24
R G B
R443
1/10GJ10KC
R496
5V 1SJ33
9.0V
B6 R499
1SJ15
Q490
2SD400
C497 (E-MP:F-MP)
6.3EM
100
LBWA
C491
16EM R490
10
390
TJ6 LBWA
D490
R485
1/10GJ
<ACL> 18KC
R492
D487
1/6NF
33K
<9.0V B5>
R286/R287/R288
1/10GJ180C 1/10GJ180C 1/10GJ180C
TP36
X
R286
R287
R288
X
TP35
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
4A 125V
FUSIBLE DE RECHANGE DE MEME TYPE 4A, 125V.
NOTES;
1. RESISTORS SPECIFIED WITH RESISTANCE VALUE ARE "1/6DJ".
2. RESISTORS SPECIFIED WITH TYPE OF RESISTOR, TOLERANCE
8. LIST OF REPLACEABLE DIODES.
AND RESISTANCE VALUE ARE "1/4".
M (7ED00025) 1SS176, 1SS133, GMA01
3. ALL CAPACITORS ARE 50WV RATING UNLESS OTHERWISE NOTED.
R (7DD00019) 1S2076, 1S2473, D5442, 1N4148
4. PARTS MARKED WITH ARE RELATED WITH X-RADIATION. AA (7DD00192) 1S2076, 1S2473, D5442, IN4148, 1SS133
P (7DD00021) 1S2076A,1S2471, 1N4148
5. THICK LINES ARE 15 WATTS SUPPLY LINE.
6. VIEW OF TR & FET & IC.
9. LIST OF REPLACEABLE TRANSISTO
2SC1740S
TOP VIEW LETTER\SIDE
AD (7T200183) Q,R,S
N
ARW ARW
AE (7QT00202) Q,R,S
2SA933S
AB (7T200181) R
1 B IN CASE OF TR AC (7T200182) Q,R
C
E E
E C B B C
IN CASE OF IC
3 10. "J" : JUMPER WIRE.
1 2
"X" : PART NOT USED.
S IN CASE OF FET
D
G
7. ISOLATION BORDER LINE.
CHIP
2SA1037K
AT2
AJ (7T200221) R,S
COLD SIDE HOT SIDE
2SC2412K
AH (7T200220) R,S
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.
— 31 —
IC501
LA78040: ASSY, PWB, MAIN
TDA9302HM
5 4 3 2 1
C502
35EM
220
C508
C506 KX5P 5
CJ56G
63FJ
0.018 R511 C511
LBZB
1SJ270 FK0.068
KX4P
(D:BF)
R513 R508 C504
C503
1/2DJ 6.8K 16EM
KX3P
2.2K R506 25EM 1000
68 10LBWA LBWA
R509
R514 R504
6.8K
J 3.9K
C417
200MM 0.24UVB: KX1P
R507
R505 250MJ 0.24UAP:AV
1/2DJ 1
1/2DJ
1.8
1.5
KX
Q402
H-DRIVE
2SD2634YB L403
T401
L401
C411
R407
15MH
2SJ
8000(XK-AN)
8.2K L402
C408
R416
500KK 47
3900A
L404 R411A
J 2SJ2.7
R406 HIGH
VOLTAGE
DJ2.7K HV HV HV
R404
220 Q401 C407
C406
2SC2228 500KK
FO FO FO
(D:E:M) 500KK 470A FOCUS
220A
SCREEN
1 1 1
SC SC SC
200V 200V
B1 B1
ABL
11 11 11
ABL ABL ABL
4 4 4
J401 7 7 7
C483 ABL ABL ABL
J
D408
160EM47XL
2 2 2 6 6 6
LOW +B LOW +B LOW +B
8 8 8
LOW +B
FBT
HEATER HEATER HEATER
9 9 9
HEATER T402
GND GND GND
26V 26V 10 10 10
B3 B3
R483
D483 1/2DJ1B
V_OUT V_OUT V_OUT
3 3 3
V-OUT
C487
X
35EM AFC AFC AFC
470 5 5 5
TJ3 LBWA
D482
TP7
D421 D422 R421
HZ11 HZ11 1/6NF
B2L B2L X 2.4K D428 R482
DJ1B
TE7 C484 D429
R423 R422 R428
C421 EM J409
1/6NF 1/6NF R 12K
6.3EM 4.7
3.3K 10K
220
R498
X
15.6V 15.6V
X
B4 B4
TJ5
C496 D492 R495 R497
D491 R488
2SJ
2SJ18 16EM 1/2DJ
J 2.2
470 2.2B
LBWA 1
TP51 X X TP50
C493
R491
1K 100PM
2.2X 4
KB
R493
DJ390K
R717
K7B
1SJ
ASSY, PWB, SOCKET 4
12K
R707
R727
1SJ
1SJ
Q701/Q711/Q721 12K
12K
2SC2621(CRA:DRA:ERA): 2SC2621(CRA:DRA:ERA): 2SC2621(CRA:DRA:ERA):
2SC2688'1'(K:L:M): 2SC2688'1'(K:L:M): 2SC2688'1'(K:L:M): 1
QT0229Z QT0229Z QT0229Z
R-OUT
C742
Q721
2000KZ K7U1
1000HE X
R724 R721 K7U
SOCKET
180
1/12GJ
820C K701
KS K7S C721
R723 KK
1000
R714 820 G-OUT
LZB
1/10GJ Q711
1
1 R 820C
G R726
R711
1/2DJ
180
B 2.7K
C711
R713 KK R716
R704 1/10GJ B-OUT 1000 1/2DJ
1/10GJ 820C LZB 2.7K
Q701
82C
5 5 R706
1/2DJ
2.7K
R701
180
C701
R703 KK
1/10GJ 1200
820C LZB
K7Y1
GND-
CRT
CONNECTOR
Q901
W902
2SC945A 2SC1815
Q,P Y,GR
R,Q,P O,Y,GR
2SA564A 2SA1015
R Y,GR
Q,R O,Y,GR
2SA1179
M6,M7
2SC2812
L6,L7
— 32 —
DY
L902