Akai CT-G1420, CT-G2120E Schematic
L601
AC220V
50HZ
RED LED
XS401
R711
470
C703
Q613
T603
TX-313A
R629
8.2M 1/2W
C629
10
11
12
13
14
15
16
17
18
19
20
21
3
3
7
7
1
1
2
2
L2in
1
2
3
4
5
6
7
8
9
R2in
R713
470
+
+
50/60
WOOF
S-VHS
VOLUME-R
VOLUME-L
SCART
POWER
VT
GND
XTAL1
XTAL2
VDD
KEY IN
AFT IN
SECAM
NC
RESET
FILT
NC
V SYNC
H SYNC
C704
10uF 16V
8
C
9B10A11
AV2 IN
V2in
R709
75
R712
47K
C702
+
10uF 16V
42
BAND1
41
BAND2
40
TV/AV
39
AV1
38
AV2
37
BAND3
36
MUTE
35
NC
34
IR
33
SD
32
LNA SW
31
ENABLE
I2C CLS
I2C DATA
EEPROM CLK
EEPROM DATA
OSD BLANK
C639
+
22uF 250V
C640
100uF160V
+
+
R644
2.2 1W
+
C637
1000uF 25V
470uF 10V
B2
18V
NC
OSD B
OSD G
OSD R
R631
100K 1/2W
C638
470uF
35V
R637
150 2W
C018
VR631
30
29
28
27
26
25
24
23
22
R634
47K 1/2W
2SC1815Y
2K
R633
5.6K
+
IC001
LA8633XX
C632
470P 2KV
D632
RGP10M
10
D631
RU3AM
9
C631
470P2KV
8
D633
RGP10D
11
C634
470P 1KV
12
D634
RGP10D
14
13
D635
RGP10D
R642
1 2W
+
C636
1000uF 25V
CTG1420
C402
10uF 16V
+
B5
5V
R053
22K
R052
22K
R051
22K
R050
22K
IC701
HS0038
R037
R701
22K
10
+
C701
47uF 16V
R023
100
R036
22K
R035
22K
R034
10K
R024
C719
+
123
1
2
3
4
R634
47K 1/2W
R635
22K
16V47
AT24C04
C720
0.01
8
VCC
7
GND
IC002
6
SCL
5
SDA
R056
10K
B1
110V
R009
10K
B4
24V
Q002
2SC1815Y
N552
AN7805
123
+
C572
10V470
R030
D637
HZ5C1
22K
R025
22K
R033
22K
R031
R032
100
22K
100
R029
3.3K
R028
4.7K
R027
4.7K
R026
4.7K
B3
180V
Q631
R632
150K
D639
HZ7A1
Q633
R640
2SB892
10K
R639
1.5K
Q632
2SB764
R638
10K
AN7812
B6
9V
D638
R641
1N4148
1.2K
B5
5V
N551
R563
2SJ27
B2
18V
+
C606
25V1000
XS402
TJC3-2A
C419
0.1 50V
R425
XS401
4.7
TJC3-2A
C423
0.1 50V
R426
4.7
B6
9V
B4
24V
C248
+
1uF
50V
C247
0.01
C246
+
1uF
50V
C245
+
1uF
50V
+
C244
1uF
50V
B6
12V
C224
18P
R217
R206
330K
0.47uF 50V
C237
10uF 16V
+
C242
100uF 16V
R215
150K
1K
R213
1K
+
C249
100uF 16V
C234
R234
3.3K
INT
1
C414
10uF 16V
R214
330
R218
1.2K
+
0.47uF 50V
1000P
4.7uF 16V
+
IC402LA4285(LA4287)
GND
EXT
2
3SW4
+
2.2uF 16V
C208
+
R216
C201
330
C231
R220
22K
R221
22K
R225
100
R235
1.5K
1N4148
GND
VCC
NFB
FLI
C415
100uF
6
16V
C253
0.01
C267
0.01
C257
1uF 50V
7
R423
680
+
C416
100uF 16V
+
R232
4.7K
C270
16V47
+
C209
1uF 50V
8
N102
9
4.0
10
SAND
4.43
12
SYS
13
KIL
14
VI114.43F
15
VCC
16
EQU
+
R223
330K
LA7642
OUT
9
10
C417
470uF 25V
+
C424
470uF 25V
+
8
GND
7
B-Y
6
R-Y
5
4.0F
4
IDF
3
2
KIF
1
FOF
R269
100
VD261
8V2
R228
10K
R224
1.2K
VOL
5
+
+
C411
B7
5V
R204
1K
R203
10K
C202
0.01
R249
560
R248
560
C273
0.01
D203
D201
1N4148
IC401
LA4285(LA4287)
GND
EXT
INT
1
2
3SW4
+
R611
C610
10uF 16V
OPTION
JUMPER
R430
+
8.2K
C409
10uF 16V
C107
0.01
R107
100
R111
1K
B7
5V
R109
R108
5.6K
Q101
2SC2216
R110
B6
9V
220
C113
0.1
L102
0.82uH
C109
0.01
27
SAW101
38M
B7
5V
L201
22UH
R054
100K
R208
56
B6
12V
C214
0.22
R211
150
B6
9V
+
R226
C413
5.6K
3.3K
10uF 16V
R427
560
R202
1uF 50V
1K
F3862C
C210
+
47uF 16V
+
+
C216
100uF 16V
C218
C205
100uF 16V
+
C215
0.47uF 50V
C219
0.022
+
C616
0.01
OPTION JUMPER
R222
R201
1.2K
1.2K
1
AUDIO OUT
C122
0.01
2
FM OUT
C203
0.01
3
PIF AGC
C204
0.022
4
RF AGC
C119
0.01
5
VIF IN1
6
VIF IN2
7
GND(IF)
C208
0.01
8
VCC (VIF)
9
FM FIL
+
C207
1uF 50V
10
AFT OUT
C017
0.01
11
DATA
R209
100
12
CLOCK
R207
100
13
ABL
14
R IN
15
G IN
16
B IN
17
BLANK IN
18
VCC (RGB)
C211
0.01
19
R OUT
20
G OUT
21
B OUT
R219
1K
22
SYNC(EW)
23
V OUT
24
RAMP ALC.FIL
25
VCC (H)
C217
0.01
26
H AFC FIL
27
H OUT
R210
3.3K
R212
2.2K
VOL
5
C420
100uF 16V
GND
VCC
NFB
OUT
FLI
6
7
8
9
10
R424
680
+
+
C421
100uF 16V
IC201
LA76810
R429
8.2K
SIF APC FIL
SIF OUT
EXT AUDIO IN
VCO FIL
VCO COIL
VCO COIL
APC FIL
VIDEO OUT
BLK STRETCH FIL
INT VIDEO IN
VCC (V/C/D)
EXT VIDEO IN
GND (V/C/B)
SEL VIDEO OUT
APC1 FIL
FSC OUT
APC2 FIL
SECAM R-Y IN
SECAM B-Y IN
GND (CCD/H)
CCD FIL
VCC (CCD)
CLOCK OUT
VCO IREF
FBP IN
SIF IN
XTAL
R428
+
560
C412
10uF 16V
C221
39P
L202
15uH
54
53
C222
C223
1000P
0.01
52
51
50
49
48
L203
ST6019
47
+
C227
0.47uF 50V
46
45
44
+
C230
1uF 50V
43
C255
0.01
42
+
C405
10uF 50V
41
40
39
C233
0.01
38
C235
X201
18P
4.43MHz
37
36
+
C238
0.01
35
C239
0.01
34
33
C240
10uF 16V
32
+
31
C241
0.01
30
C243
0.01
29
R227
4.7K
28
R307
680
L SPEAKER
8OHM 8W
R SPEAKER
8OHM 8W
TJC3-5A
R306
270 2W
Q301
2SC2383
XS201
CRT BOARD
R918
2.7K 1/2W
XS901
GZS10-2-104
11
11
6
6
8
8
9
9
10
10
2KV1000
B3
180V
C939
R928
2.7K 1/2W
4
4
3
3
2
2
1
1
5
5
XS301
TJC2-5A
R907
10K 2W
R917
10K 2W
R927
10K 2W
7
7
K6D
XS302
TJC3-4A
1
1
FO
Title
SizeDocument NumberRev
Date:Sheet of
PAL/D/K/I/B/G,SECAM
Friday, May 23, 2003
LA76810+51C7
1
11
R902
100
R904
330
R912
100
R914
330
R922
100
R924
330
R931
1K
R932
15K
+
C932
10uF 16V
R933
2.2K
R900
+
C931
10uF 16V
VCC2
6(2)
+
C316
1000P
C312
1uF 160V
D3021S1358
R314
22K 1/2W
9100P 2KV
INPUT
5(1)
R330
3.9K
Q302
2SD1651
C313
C933
470uF 16V
NON INPUT
+
C328
1uF 50V
R240
68K
4(7)
+
1K 1/2W
10K
R935
39
C934
0.47uF 50V
VCC1
3(6)
R303
10K
L302
30uH
R312
C314
470P
2KV
V932
2SC1815Y
OUTPUT
+
2(5)
R327
1
5
4
3
2
1
N451
LA7840(78040)
PUMP OUT
7(3)
C325
+
100uF 35V
D301
RGP10D
B4
24V
R304
C306
1 2W
470uF 35V
R302
7.5K
+
C311
0.47 200V
C410
47uF 35V
+
T301
BCH-13
R311
47
D202
HZ6C2
C322
1000P 500V
R308
1K 1/2W
C309
3900P 500V
C903
56P
C913
56P
C923
56P
2SA1015Y
VD933
1N4148
XP901
TJC3-4Y
GND
1(4)
R329
12K
C901
390P
V931
C324
0.1 100V
9
9
4
4
10
10
2
+
L301
100uH
C911
390P
C921
390P
R319
12K
0.51 1W
C307
10uF 160v
V902
2SC2482
VD901
R908
1N4148
2.7K 1/2W
R906
560
V912
2SC2482
VD911
1N4148
R916
680
V922
2SC2482
VD921
1N4148
R926
680
R326
150 1/2W
C327
0.033 63V
R318
39K
C326
+
+
C328
1000uF
1uF 50V
25V
R324
1K
R320
BSC25-01CF
B1
110V
R315
R309
120 1/2W
220
1/2W
B6
9V
C315
0.01
R317
1.8 2W
HV
FO
SCREEN
8
T302
R313
1.5K 1/2W
R205
C308
10K
1uF 50V
VI
201816141210864
VO
R412
100
TUNER
TDQXXXX
+
C104
AGC
2.2uF 16V
VT
+
C105
BS1
10uF 16V
+
C101
BS2
10uF 16V
+
C106
BM
47uF 16V
GND
IF
R014
R015
33K
33K
C010
C102
0.1 50V
B5
5V
SW701
CH+
R704
150K
R018
1.5K
R702
1K
D701
XS602
TJC2-2A
1
1
2
2
SW601
KDC-A11
R705
27K
D002
HZ4A2
Q001
2SC1815Y
00
0
00
0.1 50V
SW702
R017
8.2K
RM11C
0
CH-
RM11C
D606
SW703V+SW704
R708
8.2K
R016
4.7K
R010
470
Q006
2SC1815Y
D605
AC250V
L601
LCL-2403
C601
AC250
0.1uF
F601
T2.5A250V
TJC1-2A
470P 1KV
470P 1KV
RT601
MZ72-18
C602
0.1uF
XS601
C009
0.1 50V
Q004
2SA1015Y
C605
C606
R707
4.7K
R039
2SC1815Y
LI
2
RORILO
121
35791113151719
R418
R417
75
C404
+
10uF 16V
B6
9V
R413
Q402
100
2SC1815Y
R414
470
B6
9V
Q401
2SC1815Y
R411
470
R104
68K
R102
27K
L101
10uH
B7
5V
R636
B1
8.2K 2W
110V
R013
33K
1N4148
SW705
MENU
V-
R706
3.9K
R038
10K
10K
R008
10K
Q005
C305
1000P
R040
1K
C603
471P 1KV
C604
D604
RM11C
470P
1KV
R602
1.8 5W
R611
5.6K
Q611
2SA1015Y
R012
33K
C004
220PD004
D603
RM11C
C613
4700P 63V
R623
3.3K
D619
HZ11C1
C407
220uF 16V
+
B6
9V
D636
+
uPC574
Q003
2SC1815Y
L001
39UH
R703
R007
10K
10K
R019
C011
0.01
R301
100K
R042
10K
12
+
C607
220uF400V
D614
1N4148
D617
RGP10D
D616
1N4148
R617
1K
AV OUT
XS405
AV1IN
V1IN
47K
10uF 16V
1Y10Y21Z3Z COM4OZ5INH6VEE7VSS
VDD
16
10uF 16V
R103
100
B6
9V
C641
4.7uF 50V
+
1M
C0151000P
R041
82K
R615
22K
R420
470
C401
Y COM
+
C406
R047
2.7K
R048
2.7K
C005
18P
C006
15P
C008
47uF 16V
+
2.2uF 16V
34
120K 1/2W
R621
120K 1/2W
R522
15K
15
R046
C012
L1IN
10K
C003
220P
C014
0.01
R021
100
IC615
PC817B
R620
C614
0.1uF
R619
22
R626
2.7K
R1IN
+
TC4053BP/BF
X COM
14
R045
10K
R011
22K
C013
0.033uF
R624
68 2W
Q612
2SC3807
0.015uF
C615
R421
470
C403
+
10uF 16V
C007
0.01
IC401
C001
470P
X001
32K
680P 2KV
R419
47K
B5
5V
C616
C617
0.022uF
R710
47K
OX
121X13
R001
22K
R002
22K
R003
22K
R005
C002
470P
2200P 400V
10uF 16V
R004
100
100
R055
100K
R625
68 2W
2SD1710
LIVE AREA
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