HITACHI CDH 21 GFS12 Diagram
AGC
NC
SCL
SDA
ADD
TUNER
123456789
100
100
R103
R102
5V-2
R101
C101
D
47K
10UF/50V
R601
75
1
221
S-C
XS602
4
3
S-Y
4
3
R602 75
XS601
21
C601
20
VOUT
19
10u
LRV
C
C602
LOUT
18
17
10u
15
C603
ROUT
16
5
10u
LV
C604
DL
4
3
10u
R
1
C605
DR
2
9
10u
R603
Cr
75
8
IN OUT
11
R604
CbYCr
Cb
75
10
R605
14
14
1K
R606
12
12
75
13
13
Y-DVD
7
R607
B
75
C606
6
V1
10u
R
R609
560
R610
DL2
150K
AL IN 2
C502
XS503
A
0.1
RT501
PTC
2
L501
SW601
1
2
FU501
T3.15A 250V~
NC
VCC
VCC
220UF
C102
33V
R105
5K6
C106
0.01
R110
100
SCL
SDA
AV2
AV1
V1
AV-IN
AV1/AV2
CH+
R611
27K
D511 D512 D513 D514
C503
102
R502
5D2-10
341
C501
0.1
GND
IN12FIL
3
4
1
1
C823 1
C824
10K
R407
R802
1K
10K
R407
SCART
1K
R414
5V-1
C220
C245
R246
15p
10K
0.1
C253
*
R221
R222
10V 100u
10k
390K
L204
343536
37
68uH
34
35
36
37
XT2
VDD
BAND1
SCART
X-RAY
TUNER
P16 PWM3
MUTE
P12/SDA1
2829303132
2829303132 33
C240
VCC
8
R218
TEST
7
100
SCL
6
SDA GND
R219
100
X-RAY
SCL1
SDA1
BI
RI
LI
RO LO
R411
75
R406
330
C415
0.1uF
LOUT
R IN
ROUT
123456789
321
C825
IC901
LA42352
20V
470
GND10NC9VCC7VOL26STB5IN2
OUT2
8
11
C950 470
R415
4.7K
S801
C827
1
VOL113OUT112NC
16V 470u
2
SPEAK
S802
C828
1
16V 470u
2
SPEAK
VOL
B
D904
12V
5
4
3
2
1
IC301
1 2 3 4 5 6
INV IN GND NON INOUT VCCOUTPUTVCC PUMP
27V
1
C327
220u 35V
C329
0.001
R334
1W
R335
0.33/ 1W
D307
HZ7C2
B
R313
E C
4K7
R312
C325
4K3
100u 16V
Q302
B
C317
4148
E C
9V
D302
R513
BA158
22K
4148
C904
470
C316
D303
BA158
R336
12K
12K
R311
8K2
8n2/2KV
C310
400V 0.39
C309
1.0uF/250V
1
C221
15p
G201
*
33
XT1
XS202
D209
R
12V
R
1
12V
2
R
3
G
4
5
B
XS1001
6V2
6V2
D208
D211
6V2
D210
P13/SCL1
VOL
SCL1
SDA1
V OUT
0.01
A0
1
A1
2
A2
3
45
IC202
24C08
X-RAY
EW
ABL
H OUT
27V
24V
D402
C455
100uF
Q402
B
2482
1
E C
R401
100
C305
820
2SC2383
B
Q301
R302
2K7
E C
5V-2
R207
1K
Q304
2K
R515
1015
8.2K
R514
R333
5.1K
Q303
C1815Y
R403
270
C401
*
R404
4.7uF
R402
3.9
Q402
1K
1930
D507
4148
27V
R332
220/1W
C306
T301
390p
341
C307
10u50V
2
1
VD510
4148
IF1
33V
IF2
10
11
1UF/50V
C102
12V
220
R107
R108
560
L101
56uH
Q101
B
0.01
C2717
E C
C108
27
R106
1K2
R109
AGC
100uF
IC802
1
BI0
VDD
2
AI2
BI2
3
BCOM
AI1
4
BI3
ACOM
5
BI1
AI0
6
INHBIT
AI3
7
VEE
CONB
GND8CONA
HEF4052
Q602
*
*
E C
R622270
B
R6211K
VOL+
VOL-
CH-
R614
R613
R612
8.2K
3.9K
4.7K
C504
102
213
4
C505
C506
102
102
C508
1000 1KV
1 2 3 4
L210
33uH
0.01
C107
TVR
IF
12V
9V1
100
C251
J129
D217
16
15
R261
14
10K
13
R262
12
10K
11
10
C243
9
1.0uF
10K
9V
C609
16V 1u
10k
R618
1K
R619
10k
R620
C608
Q601
16V 1u
R
RPM
IR
123
REM
AV/TV
MENU
A?
SW-2A?SW-2A?SW-2A?SW-2A?SW-2A?SW-2
R615
R616
2.7K
1.5K
1
2
L502
3
4
IC500 KACQ0765RT
12345
D506
18V
100u 35V
C509
C518
0.1
C748
C801
1.0uF
1.0uF
R249
10K
10K
R250
R247
10K
C258
1.0uF
RO
2RI
1RI
AV2I
R260
10K
R048
47uF
C817
75
R263
VCCGND
C607
10u/16V
R608
5V-1
470
5V-1
R617
680
C507
150uF 400V
2.7V
D503
C510
C512
0.1
0.022
12V
R245
D216
10K
9V1
C751
C747
IC702
100uF
BI0
BI2
BCOM
BI3
BI1
INHBIT
VEE
GND8CONA
C821
16
VDD
1.0uF
15
AI2
14
AI1
C247
13
ACOM
1.0uF
12
AI0
11
AI3
L211
10
CONB
9
33uH
R2204.7K
4.7K
5V
R214
1LI
2LI
AV2
AV1
3215
Z201
*
64
4
64
1
2
3
4
5
R246
10K
6
7
HEF4052
EV I
AV1I
VIF IN 1
R OUT
L OUT
1.0uF
R228
10K
R226
10K
63
VIF IN 2
IF
R70610K
R245
10K
10K
R711
R244
220
2SC1815
R710
47
R718
1.2K
X401
4.5M
C734
0.01uF
IF IN
LO
TVL
AGC
R239
680
R236
10K
47K
R238
R237
R240
560
C236
0.01
0.47
C237
60
61
62
59
V OUT
IF GND
AFT FIL
RF AGC
C714 2.2U/50V
R72310K
C717 2.2U/50V
C716 2.2U/50V
4.7U/50V
28
30
32
29
31
C419
NC
L-out
Q701
R-out
L-R REF
IC701
NC1Wide Band Timing2Wide Band DET3Spectral Timing4Spectral DET5Spectral Filter6IIC/PARA7AGC SW8MODE SW9F M SW10Mute SW11SIF/Base Band SW12SAP Noise DET13SAP DET14L+R REF15NC
3.3U
0.1U
10U
0.47U
5.6K
R716
C703
C704
C701
C702
C239
50V 1u
L202
1K
R234
58
APC FIL
680K
C238
50V 2.2u
R233
57
B L D FIL
C23310V 470u
56
V IN/S-C IN
C232
22uH
0.01
55
V/C/D VCC
47K
IC201
A OUT
SIF IN
FM/A OUT
FM FIL
56789
45678
C207
0.022
C2060.022
330
C205
R204 10K
R203
1K
C209
B
100u
E C
Q201
A OUT A IN
2SC1815
FM
IC505
1
7805
220u/16V
680
0.1
C515
C528
0.22
R538
1
D507
BA158
C520
R539
1n500V
1
0.22
BA158
D510
1000u 25V
C513
R540
1n500V
1000u 35V
1
0.22
C519
D508
BA158
TH2008
1
D509
C514
1n500V
220u 160V
1
R508
220
SIF APC FIL
VM
IF VCC
ABL
10
9
1011121314151617181920212223242526
0.01
C213
10u
C208 1500
L203
68uH
C210
C211
0.01
5V-2
JUMPERC
ABL
5V-2
2
20V
R535
1R5
C521
R526
1000u 25V
Q505
966
D520
1
R522
R519
C531
2K2
10K
Q506
966
R319
10K
R512
R517
220K
C527
5K6
0.022U
C517
R527
1K
2
IC504
3 1
AZ431
R511
3.9K 1/4W
C526
RP501
0.1u/50V
SIF OUT
VIF AGC
1
234
123
C201
18P
C204
C202
C203
1u
0.022
39pF
R201
L201
39K
22uH
R202
KEY
R316
J013
12V
Port
R504
220K/1W
22u 50V
C522
4148
R507
D504
R507
330
1
1
D505
IN4148
R506
560
1
D502
IN4148
R505
750
C511
2200
C101
12
2R7
T501
8
10
9
7
12
6
11
14
5
13
1
10
16
3
15
IC502
4
3
2
*
R509
8M2
C500
2n2 400V~
SCL
SDA
180K
SCL/STID27AGC DET
0.022U
C705
AV-IN
R705
100
R709
26
PE
AN5832
R230
24K
C243
R247
2M2
54
AV IN
0.22U
0.01u/16V
4.7U/50V
2.2U/50V
0.1U/16V
100
C710
C700
C712
C713
R708
R707
C718
23
17
18
25
22
24
21
19
20
NC
Vcc
SIF IN
Ground
SIF REF
SDA/SAPID
STEREO REF
Stereo PLL Filter
2.2U
0.1U
16
0.033U
C708
C706
C707
Cr
V OUT
12V
C234
R231
560
10V 47u
Q202
A1015
R229
C242
10V 220u
24K
C229
0.47
18p
C235
50V 1u
C228
G202
C230
0.1
0.1
*
C231
R232
0.047
100
50
51
52
53
CR
4.43M
C APC
V OUT/FSC
220
R536
R528
D507
R OUT
56
R530
IC503
7812
2K2
4148
L525
E/W
G OUT
B OUT
C246
0.1
R
G
B
C214
0.47
C215
EW
IC506
1
7805
2
15
31
Q502
2
C1815
R532
10K
B
E C
E C
27V
C525
B+
47u 250V
R346
2W
2W 10K
RGB VCC
11121314151617
R208
C212
16V 100u
100u 16V
3R3
4148
1
2K
100
0.033
R413
1K
3.6K
0.1
C812
C807 0.1
3.6K
C224
0.01
Q601
1815
1K
C811 4.7
4.7
C808
FBP
C223
50V 2.2
R224
100
42
CPU GND
AV1/AV2
AV1
EC
Q403
B
R4141KR415
1815
GND
21
100
R804
14 13
C809 47uF
R223
1M
41
PLL
TV/AV
TV/AV
B
V OUT
V IN
19
20
R OUT
SCL
SDA
100
R803
C822 100
R705
R IN
100
1K
12
R902
12V
47
9V1
L IN
C810
D901
L OUT
AV1
AV2
KEY
R241
15K
C227
1u
R225
C244
47K
0.01
39404142434445464748495051525354555657585960616263
38
39
40
KEY
BAND2
RESET
PO3/INT3
VOL
REM
POW
27
27 38
R215
4K7
R214
4K7
R220
R245
4K7
10K
R216
4K7
REM
POWER
R217
5V-1
4K7
21BLK
RI
GI
OP
R422
R624
R412
R416
75
47K
75
1K
R426
R617
R407
300
2K
300
5V
C403
C418
0.1uF
0.1uF
L IN
B IN
G IN
R IN
OP
BLK
101112131415161718
5V
L210
33uH
220U/16V
0.01U
C745
C746
3.3K
0.33U/M
C709
Pilot DET
R
Cb
FAST
1.5K
1.5K
1.5K
R406
R405
R405
47
48
49
CB
FAST
R-IN
V RAMPOSC
V OUT
VCO IREF
18
C216
0.015
1/4W 5K1
R2104K7
R213
R242 68K
C218
10V 330u
0.47u
V OUT
5V-1
12V
Q501
C1815
B
POW
R514
4K7
33V
C104
2.2u/50V
IC101
KA33V
R901
4.7
1
0.1
0.1
C819
C820
C816 0.068
C813
C814 2700P
C815
24 23 22 21 20 19 18 17 16 15
IC801
LV1115
1 2 3 4 5 6 7 8 9 10 11
0.1
0.01
0.056
C802 4.7uF
C804
C805 2700P
C803
C806
R805
L IN
R IN
B
G
1.5K
R406
5V-2
20K
R227
C226
R228
47pF
C225
C222
10V 100u
43
44
45
46
B-IN
G-IN
FBP INH OUT
CCD VCC
LA76938
GND
H AFC
H VCC
2223242526
192021
C217
1u
R212
3K
R211
220
12V
H OUT
VI
VO
BLK
EC
R116
390
R410
1K
Q602
C611
1015
R116
330uF
390
12V
P504
R901
150
1 2
D901
4148
150
1 2
D902
4148
R907
150
1 2
D903
4148
E C
1 2
220U 35V
1K
R338
C315
R334
22K
R904
1 2
R910
10K
Q904
C1815
R911
C326
0.1
C312
2.2u
9n1/2KV
D528
1
RU4B
C901
Q1003
2482
C902
C903
270
LA78040
R337
22K
1
B
470
B
470
470
10u 50V
BY228
*
R
G
B
C324
D527
C311
400V 0.033
Q1002
2482
1 2
E C
1 2
R905
1.5K
1 2
E C
1 2
B
Q1001
2482
1 2
E C
1.5K
1 2
C318
L311
R347
1K/2W
4
R902
1.5K
R903
390
R1013
2.7K
R
3
1 2
2.7K
R1015
G
6
1 2
2.7K
R1010
390
R906
R908
390
R909
R1011
B
8
1 2
5
7
9
10
C905
1000
12K
12K
R1014
R1012
12K
2W
2W
2W
241
3
XS1002
*
R342
5V
3K3
7
R340
3K3
1u 50V
D304
D305
C329
47V
0.1
24V
C313
2200
C323
680p
R309
10
1
D306
4148
R305
3/2W
6
C263
0.1
R349
220 2W
5
1 2
R347
3
1K/2W
L300
1
T351
*
7
6
5
3
4
9
1
R323
0.22 1W
10
2
22u 250V
1
D301
BA158
C303
R304
C304
1k
B+
C302
1000p
Title
D
Date: 22-Sep-2006 Sheet of
File: F:\F \ \ sanyo \SANYO OUC\ UOC\3Y18\SANYO UOC & \3Y18 Sch(06.9.21).DDB
0.015u
Number RevisionSize
盘机芯系列 三洋（ ） 保迪 电原理图 方框图Drawn By:
XS301
*
8
180V
D
G901
CRT
HV
C
B
HV
*
FOCUS
SCREEN
A
XS303
4
3
2
1
*
Loading...