Sanyo C21EF27 Service Manual page 23

Q102/Q104/Q106
QT0378(A:B): QT0378(A:B): QT0378(A:B):
2SC536(E-NP: 2SC536(E-NP: 2SC536(E-NP:
F-NP:G-NP) F-NP:G-NP) F-NP:G-NP)
BAND3
IC201 C172
TDA8361/N5 25KZ0.1FA:
KZ0.1FA Z101
C171
1AA2SHF0116--
EM1
52
C173
51 16EM Z102
R173 1AA2SHF0162--
10
1/10GJ
180 R138
A-OUT 50 1/10GJ
R174 R137 5.6K
1/10 1/10GJ
GJ15K 100
AGC ADJ. 49
C138
KZ
R134
0.01FA
VR131 1/10GJ
AGC CAP. 48
R30128XMT: 8.2K
C134 R3D6103NJ
EM2.2 <B-1OK>
47
TU AGC
R135
R133
C133
1/10GJ 1/10GJ
KZ0.01FA
180 22K
IF IN-P 46
X131 C131
SF5345 1/10GZ
IF IN-M 45 0.0
AFT 44
C132
R351
KK1000BA
100
V-OUT
43
R352
1/10GJ
1M
42
V-RAMP 9V
C351 R356
63GK0.1V 1/10GJ
:HJ0.1G 100
V-F/B 41
C352
FK4700 R358
(BE:D) X
AFC1 40 R357
C353 1/10
C354
KK4700 GJ15K
EM1
BA
VR361
H-SHIFT 39
R30128XMT: R363
C361 R361
R3D6103NJ 1/10GJ
KK2700 1/10GJ
<B-10K> 22K
BA 390K
H-F/B 38
R364 R362
S.C.P
1/10GJ J
100
37
H-OUT
D361 C363
MTZJ11C: 16EM
UZ-11BSC 100
H-START 36
C362
KZ R365
C201
0.01FA 1/10GJ
CJ18CA
4.7K
4.43XTAL 35
X201
V10B2110N:
V1E042XCB
R201
3.58XTAL 34
1/10GJ
C202
R202
8.2K
63GK0.1V
1/10GJ
:HJ0.1G
100K
COL-PLL 33
C203
32
SECAM
KK4700BA
B-Y OUT 31
R-Y OUT 30
C204
25KZ0.1FA:
KZ0.1FA
R-Y IN 29
C205
25KZ0.1FA:
KZ0.1FA
B-Y IN 28
27
HUE
R213
1/10GJ
15K
R214
1/10GJ
6.8K
R-Y IN 16
C271
KK
1000BA
NC 15
14
B-Y IN
C272
KK
1000BA
REF 13
B-Y OUT 12
R-Y OUT 11
GND 10
R271
DJ220
9
VCC2
C278
C274
X
X
D271
RD5.1EB3: C273
UZ-5.1BCC: KZ
MTZ5.1C 0.01FA
SW501 C520
S10B1370N CJ100CA
R513
1SJ
1.5K
IC501H4
L501
J
R511
1SJ
270
C511
100GK
0.15P
:100HJ
R507 R505
0.15H
10K
220
L445
C512 AA0026(:A)
25EM
C513 1000T
EM10
R509
1SJ
R514 1.2
2.2
L444
AC0013
(:B)
C441H1 C441H2
R508
VR501
2.7K
R444
R3D6101NJ:
C441
1SJ1K
R3L1101NJ
200NJ
<B-100>
0.36EAQ
Q432H4
Q432H5
T471
Q432H6 FBT
L40B05500
Q432H7
<MC4>
C421
1500MJ
8200XE
1
C491
C423
500KK
3000KK R491
680A
330(AHH: 1/2DJ
CRD:CBT) 2.2
D442
10
J
D491
AJ1 ERA18-04:
C492
JS435 J ES1:
HORIZ. 100EM
J RMPG06G
OUTPUT 22
2
R429
Q432 7WK8.2 JS491
2SD1651YB (I:VC) J
130V 7
C429
250
GJ0.47
4 6
D495
1SS133: R495 R481
1SS176 180K 2SJ
1.8
P.F 3 5
R496
5.6K
R222 R223 R224 C222
DJ120K 12K DJ1K
100EM2.2X
D445
D446
1SS133: D447
1SS133:
1SS176 UZ-7.5BSC:
1SS176
UZ-8.2BSA
P.F
R447
R448
4.7K C445
1/2DJ330
EM10
8. This circuit diagram covers a basic or rep- Expression of capacitance and resistance in circuit diagram.
resentative chassis only. There may be
some components or partial circuit differ-
Capacitance (Example)
ences between the actual chassis and the
circuit diagram.
1000 C M 2000 D
9. Diode 1S1555 may be replaced with
1S2473, 1S2076 or DS472 unless oth-
erwise noted.
Transistor 2SC536(Q,R,S),
2SC1740(Q,R,S), 2SC945A(Q,R,P) or
2SC1815(G,O,Y) unless otherwise
noted.
Transistor 2SA608(E,F) may be
Resistance (Example)
replaced with 2SA933(Q,R),
1/2 N J 1.2
2SA564(QA,RA), or 2SA1015(O,Y)
unless otherwise noted.
Part No. SKP20105 E7PGV (SHEET 2/2)
L105
J
R102/R104/R106 9V
1/10GJ 1/10GJ 1/10GJ
R105 12K 12K 12K
Q101/Q103/Q105
R106 QT0379(A:B): QT0379(A:B): QT0379(A:B):
2SA608(ECNP: 2SA608(ECNP: 2SA608(ECNP:
Q105
FCNP:GCNP) FCNP:GCNP) FCNP:GCNP)
R103
Q106
R104
C106
Q103
KZ0.01FA
R101
Q104
R102
Q101
Q102
R101/R103/R105
1/10GJ 1/10GJ 1/10GJ
47K 47K 47K
BAND2 BAND1
R110
1/10GZ
0.0
R1032
1/10GJ
3.3K
D1032 D1031
Q1032
1SS133: 1SS133:
1SS176
R1033
1/10GJ
1.2K
Q1022/Q1032
L1030
R1023
J
QT0378(A:B): QT0378(A:B):
DJ4.7K
2SC536(E-NP: 2SC536(E-NP:
F-NP:G-NP) F-NP:G-NP)
Q1021/Q1031
QT0379(A:B): QT0379(A:B):
2SA608(ECNP: 2SA608(ECNP:
FCNP:GCNP) FCNP:GCNP)
Q1021
R1021
1/10GJ
470
D1021
1SS133:
1SS176
Q1022
R1029
1/10GJ
390
R1022
10K
L1020
J
R G
KDY
X
Q701,Q711,Q721
6 QT0229Z: QT0229Z: QT0229Z:
KDY-6
2SC2621 2SC2621 2SC2621
(DRA:ERA): (DRA:ERA): (DRA:ERA):
2SC2688'1' 2SC2688'1' 2SC2688'1'
5 (K:L:M) (K:L:M) (K:L:M)
KDY-5
KDY-3 3
R705
1/2DJ
1
KDY-1
3.3K
K701
EK0618L
Q901
A51EBV12X09
<VIDEO COLOUR>
11
8
6
1 2 -4 7 5 9 10
R725
1/2DJ
C731 3.3K
2000KP
1000
AHE
L700
J
K7D
X
L705 L701
ZZ0122 J
1
1
2
3
3
K7Q
J10EA030N
PWB
1AA4B10E1140B
Characteristic
Capacitance value (220pF)
Tolerance (±20%)
Kind(Ceramic)
Rated voltage (1,000V)
Resistance value (1.2Ω)
Tolerance (±5%)
Kind (M.carbon)
Rated wattage(1/2W)
TUNE
L103
L2B9
5R6KN
9V
A101
A101P1 F1BEB0090
A101P2
J30B0250N J30B0250N
C102 WB
X
KK1000
C110 BA
X
C101 C105 C100
16EM EM1 16EM
C108 47 47
X
TP-E TP-A
C109
X T101
X J30B0250N J30B0250N
R109
1/10GZ
0.0
L100
J
R1031
1/10GJ
9V
1.2K
Q1031
D1007/D1011/D1015/
D1016/D1019/D1020
MTZJ11C: MTZJ11C: MTZJ11C: MTZJ11C: MTZJ11C: MTZJ11C:
UZ-11BSC UZ-11BSC UZ-11BSC UZ-11BSC UZ-11BSC UZ-11BSC
L1021
C1021
Z21B0040N
25KZ0.1FA:
R1020
KZ0.1FA
75
21
D1020
20
R1019
V:IN
75 19
V:OUT
18
D1019 D1016
17
R1016
75 16
BLK
15
R
R1015 14
D1015
75
R1028
13
1/10GJ
560 R1011
12
75
D1011
11
G
10
R1027
9
R1009
1/10GJ R1008 R1007
1/10GJ
560 39K 75
8
27K
VTR:PLAY
D1007 7
B
6
C1002 L1006 5
R1026
63GK0.47V L2B9
1/10GJ R1002
:HJ0.47G 100KN R1004 4
560 1/10GJ
1/10GJ
12K
3
560
L1003 2
C1004
L2B9 A:IN
16EM
100KN 1
10 L1002
A:OUT
R1001
L2B9
1/10GJ
100KN
12K
K1001
R1005 J1EK1745-:
1/10GJ C1003 J11B0490N
100K KZ
0.01FA
R1003 C1001
1/10GJ CJ100CA
5.6K
B
KP
J10EA050N
1
9V
D254 D253 5
D252
D251/../D254 R252
1SS133: 1SS133: 1SS133: 1SS133: 1/10GJ
1SS176 1SS176 1SS176 1SS176 10K
Q251
QT0379(A:B):
R251
2SA608(ECNP:
1/10GZ
FCNP:GCNP)
0.0
R253
D251 C251
10K
16EM
330
R704
2SJ
12K
B-OUT
Q701
R703
DJ1K
R702
C701 DJ3.9K
KK470
B-DRIVE
VR702
R701
R3D8102NJ
DJ330
R714 B-BIAS
2SJ
VR701
12K R-DRIVE
R3D8472NJ
VR712
R-OUT R3D8102NJ 1
Q711
R713
DJ2.2K
R712
C711 DJ3.9K
KK470
R715 R711
1/2DJ DJ330
R-BIAS 5
3.3K
R724
VR711
2SJ
R3D8472NJ
12K
G-OUT
Q721
R727
DJ470
R722
C721 DJ3.9K
KK470
R723
DJ1.8K
R721
DJ330 R741
DJ4.7K
G-BIAS
Q741
VR721
QT0379(A:B):
R3D8472NJ
2SA608(ECNP:
R742 FCNP:GCNP)
DJ3.3K
C732
X
R744
DJ330
R732
X
MAIN :1AA0B10E346HA
CRT :1AA0B10E346HB
J= ± 5%
K= ± 10%
M= ± 20%
T, A, U, D : Electrolytic
C, K, B : Ceramic
F : Mylar film
M, N : Polypropylene
Z : Metallized paper
D : Carbon
N : Metallized carbon
S : Oxide metallized
W : Wire wounding
C : Solid
Waveforms on ICs and Transistors
IC201-pin7 IC201-pin15 IC201-pin18
<CVBS out> <CVBS in> <B out>
10 µ s/div.
10 µ s/div. 0.5V/div. 1V/div.
0.5V/div.
IC201-pin28 IC201-pin29 IC201-pin37
<B-Y in> <R-Y in> <H out>
10 µ s/div.
10 µ s/div. 0.2V/div. 0.5V/div.
0.2V/div.
IC201-pin42 IC201-pin43 Q431-C
<V ramp> <V out> <H drive>
0.5V/div. 5ms/div.
0.5V/div. 5ms/div. 10V/div.
IC501-pin4 IC501-pin2 Q611-C
<V in> <V out> <Power amp>
0.5V/div. 5ms/div. 1V/div.
10V/div. 5ms/div.
IC801-pin36 IC801-pin37 Q2601-C
<CPU H in> <CPU V in> <Video out B>
10 µ s/div.
1V/div. 20V/div.
1V/div. 5ms/div.
IC3811-pin8
<Sound out>
200 µ s/div.
0.2V/div.
Voltage on ICs
IC001
1 1.6V 2 1.6V 3 15.5V 4 1.6V 5
10 14.0V 11 0V
IC201
1 3.1V 2 6.0V 3 6.0V 4 6.1V 5
10 8.0V 11 0V 12 3.6V 13 4.4V 14
19 2.5V 20 2.5V 21 0.2V 22 3.4V 23
28 4.0V 29 4.0V 30 1.5V 31 1.5V 32
37 0.9V 38 0.7V 39 3.0V 40 4.0V 41
46 4.1V 47 7.0V 48 3.1V 49 1.6V 50
IC271
1 5.3V 2 0V 3 0V 4 0V 5
10 0V 11 3.1V 12 3.1V 13 0V 14
IC501
1 0V 2 13.4V 3 25.3V 4 0.7V 5
IC651 IC652
1 14.5V 2 0V 3 11.9V 1
IC801
1 0.6V 2 2.4V 3 3.7V 4 1.8V 5
10 0.5V 11 2.5V 12 0V 13 0V 14
19 0V 20 0V 21 0V 22 0V 23
28 0V 29 5.0V 30 5.0V 31 5.0V 32
37 0.2V 38 4.9V 39 4.9V 40 0V 41
46 5.4V 47 5.0V 48 0V 49 4.8V 50
IC802
1 0V 2 0V 3 0V 4 0V 5
IC810
1 0V 2 11.6V 3 2.0V 4 0V 5
IC1201
1 11.8V 2 7.8V 3 0V 4 7.1V 5
IC1202
1 3.0V 2 2.0V 3 6.0V 4 0V 5
IC1251
1 8.4V 2 8.4V 3 5.0V 4 8.4V 5
10 11.9V 11 5.0V 12 8.4V 13 8.4V 14
IC3401
1 4.8V 2 3.4V 3 2.7V 4 2.5V 5
10 2.5V 11 2.5V 12 2.5V 13 2.5V 14
19 3.3V 20 4.8V
IC3431
1 5.8V 2 11.7V 3 5.8V 4 11.8V 5
10 0V 11 4.8V 12 4.8V 13 5.8V 14
19 0V 20 0V
IC3451
1 0V 2 0.3V 3 5.1V 4 0V 5
10 0V 11 2.5V 12 0V 13 0V 14
19 0V 20 2.3V 21 2.5V 22 2.5V 23
28 2.3V 29 2.3V 30 2.3V 31 2.3V 32
37 0V 38 4.8V 39 2.0V 40 3.4V 41
46 4.8V 47 4.7V 48 2.0V 49 4.8V 50
IC3801
1 4.5V 2 4.6V 3 6.0V 4 0V 5
10 0V 11 11.9V 12 5.9V 13 0V 14
IC3811
1 2.5V 2 0V 3 0V 4 0V 5
10 2.2V 11 2.6V 12 4.3V 13 0V 14
Voltage on Transistors
Q001 Q121 Q151 Q152
E 0V E 2.8V E 3.8V E 3.2V E
C 15.5V C 8.0V C 0V C 8.7V C
B 0.1V B 3.3V B 3.2V B 0V B
Q203 Q431 Q432 Q461
E 0V E 0V E 0V E 12.9V E
C 6.0V C 10.8V C -- C 0V C
B 0V B 0.3V B 0V B 13.5V B
Q641 Q652 Q681 Q682
E 6.3V E 5.2V E 5.0V E 5.0V E
C 29.5V C 8.3V C 7.8V C 0.1V C
B 6.7V B 5.8V B 5.7V B 5.6V B
Q873 Q874 Q875 Q1001
E 0V E 4.9V E 0V E 0.6V E
C 0V C 4.9V C 4.7V C 0V C
B 0.8V B 5.6V B 0V B 0V B
Q1202 Q1203 Q1204 Q1041
E 0V E 0V E 0V E 2.4V E
C 0V C 0V C 11.9V C 9.4V C
B 0V B 0V B 0V B 3.0V B
Q1902 Q2001 Q2601 Q2611
E 0V E 0V E 1.8V E 1.8V E
C 5.0V C 13.2V C 134.3V C 137.1V C 143.8V
B 0.0V B 0V B 2.3V B 2.2V B
Q3481 Q3482 Q3483 Q3484
E 1.9V E 7.7V E 1.9V E 7.7V E
C 8.4V C 11.9V C 8.4V C 11.9V C
B 2.5V B 8.4V B 2.5V B 8.4V B
Terminal guide
N/2
E C
1
B B
K
C E A
B
E C
N
A
K
A
K
E E
10
C C
9
B B
3
2
1
C : Collector
A : Anode
B : Base
K : Kathode
E : Emitter
IC201-pin19 IC201-pin20
<G out> <R out>
10 µ s/div.
10 µ s/div. 10 µ s/div.
1V/div. 1V/div.
IC201-pin38 IC201-pin41
<H F/B> <V F/B>
10 µ s/div.
10 µ s/div. 0.2V/div. 5ms/div.
1V/div.
Q432-C Q461-E
<H out> <Pcc>
10 µ s/div. 10 µ s/div.
250V/div. 5V/div. 5ms/div.
Q612-C Q613-C
<Power drive> <power out>
10 µ s/div. 10 µ s/div. 10 µ s/div.
1V/div. 250V/div.
Q2611-C Q2621-C
<Video out R> <Video out G>
10 µ s/div.
10 µ s/div. 10 µ s/div. 20V/div.
20V/div.
1.6V 6 0V 7 - 8 13.8V 9 28.6V
0V 6 4.0V 7 3.1V 8 1.6V 9 0V
3.2V 15 3.9V 16 0V 17 3.4V 18 2.5V
3.4V 24 3.4V 25 2.9V 26 1.6V 27 5.9V
0V 33 4.9V 34 3.5V 35 2.6V 36 8.0V
2.5V 42 0V 43 0.8V 44 4.1V 45 4.1V
3.6V 51 4.3V 52 6.7V
0.7V 6 0V 7 0V 8 0V 9 5.2V
1.3V 15 0V 16 1.3V
0.7V 6 25.2V 7 2.1V
10.5V 2 0V 3 8.0V
2.1V 6 0V 7 0V 8 0V 9 2.6V
3.7V 15 0V 16 0V 17 0V 18 0V
2.2V 24 0.2V 25 2.0V 26 2.3V 27 0V
0V 33 0V 34 0V 35 0V 36 0.8V
2.1V 42 2.4V 43 0V 44 4.9V 45 4.7V
4.8V 51 0V 52 2.9V
4.8V 6 4.8V 7 0V 8 5.0V
0V 6 11.3V 7 2.2V 8 0V 9 11.7V
0V 6 0V 7 7.7V 8 0V
0V 6 2.7V 7 0V 8 1.7V 9 5.7V
0V 6 0V 7 0V 8 0V 9 0V
8.4V 15 8.4V 16 11.9V
2.5V 6 2.5V 7 2.5V 8 2.5V 9 2.5V
2.5V 15 2.5V 16 0V 17 2.5V 18 5.1V
0V 6 0V 7 5.8V 8 5.8V 9 5.8V
5.8V 15 5.8V 16 5.8V 17 0V 18 0V
2.5V 6 0.4V 7 2.5V 8 2.5V 9 0V
0V 15 2.5V 16 2.5V 17 0.4V 18 4.6V
2.4V 24 0V 25 2.5V 26 5.0V 27 2.4V
0.3V 33 2.3V 34 2.3V 35 2.3V 36 4.7V
2.4V 42 0V 43 2.0V 44 0V 45 2.4V
0V 51 4.0V 52 0V
0V 6 0V 7 0V 8 5.3V 9 5.3V
0V 15 4.5V 16 4.5V
0V 6 0V 7 2.2V 8 2.2V 9 2.2V
5.1V 15 2.5V 16 0V
Q153 Q154 Q171 Q201 Q202
9.3V E 3.1V E 2.5V E 0V E 0V
2.3V C 0V C 11.8V C 0V C 0.4V
8.7V B 2.4V B 3.1V B 0.8V B 0V
Q462 Q501 Q611 Q612 Q613
0V E 0V E 10.8V E 0V E 0V
12.9V C 4.7V C -1.4V C -1.1V C --
0.5V B 0V B 10.5V B -1.4V B -1.1V
Q801 Q835 Q861 Q871 Q872
0V E 0V E 5.0V E 0V E 0V
2.0V C 29.4V C 2.5V C 6.3V C 0.2V
0.6V B 0V B 5.0V B 0.1V B 0.6V
Q1002 Q1003 Q1004 Q1005 Q1201
0.1V E 0V E 5.0V E 5.0V E 0V
11.8V C 0.6V C 11.9V C 11.9V C 0V
0.6V B 0V B 5.6V B 5.6V B 0.6V
Q1042 Q1043 Q1251 Q1252 Q1901
10.0V E 3.4V E 7.7V E 7.9V E 1.8V
4.0V C 11.9V C 11.9V C 11.9V C 5.0V
9.4V B 4.0V B 8.4V B 8.4V B 0.2V
Q2621 Q2640 Q2651 Q3431 Q3432
1.9V E 1.5V E 11.8V E 5.2V E 5.2V
C 0V C 0V C 11.9V C 11.9V
2.2V B 0.9V B 11.9V B 5.9V B 5.9V
Q3801 Q3802
0.7V E 5.2V
6.1V C 11.9V
1.4V B 5.9V
Chip Components
Transistor
N/2 + 1
C
B E
Diode
K
A
Resistor
7
6
5
4
12 x 10 3 = 12k
3 123
2
1