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72GF-66E
30
SCHEMATIC DIAGRAM OF MOTHER UNIT (K7293N5A), 00 Version.
(YA)
(YB)
1
2
12
1
2
3123123
1
2
3
1
2
3
4 OUT L
GND
GND
OUT R
GND
OUT R
OUT L
OUT R
OUT L
GND
GND
IN CHROMA
GND
IN LUMA
LED OPC
OPC
LED
GND
+5V
1
2
3
4
5
6
IN
IN
+5V
G
MUTE
21
CN1285
+16V
+16V
+5V
-16V
+5V
-16V
+16V
+5V
-16V +5V
-16V
+3.3V
+16V
+5V
+3.3V
+5V
+3.3V
+5V
+5V
+5V
+8V
+5V
+5V
+3 3V
+5V
+8V
+5V
+25V
+5V
+3.3V
+5V
+3.3V
+3.3V
OPC
LEDOPC
LED
SC2OUTR
SC2OUTL
SELV
SC1OUTR
D3
D4 D2 SC1OUTL
A12
D5 D1
D6 D0
A0 SC4INL
A1 SC4INR
A2 VI2
OE
A3 SC4INL
CIN SC4INR
A4
A7
A5
A6 SC3INR
A6
A5 SC2INL
A7
A4
A12
A3 SC2INR
A17 A15
A2 I2SIN
A18 A16
A1 SC1INL I2SOUT
A0 I2SWS
SC1INR
I2SCL
H SDA
SCL
L/L'
VI3
BG/L
D6
D5 VS
D4
FB
SELV
D0
AV1
D1
AV2
D2
AV3
D3
HEADL
HEADR
MUTE
SCL
SDA
AGC
RES2
VI1
MUTE
RES2
HEADL
HEADR
PROT
SC
TLTXT
SC3INL
GND
GND
SELFI
SELFI
D7
D7
RS
A19
C351
220uF
(25V)
R350
10K
R353
150
R357
150
R358
100K
R361
10K
C350
100nF
C360
560pF
C375
560pF
7
8
9
10
11
12
1
C361
470nF
(FZ)
Q303
2SC2412
R360
10K
C369
100pF
R356
12K
C373
100nF
C367
100nF
R354
10K
R355
27K
C371
1nF
L316
3.3uH
(CF)
C378
220uF
(25V)
C379
100nF
L350
3.3uH
(CF)
C354
100pF
R352
10K
C353
100nF
C358
100nF
C356
3,3nF
C357
1nF
C362
2.2uF
L351
3.3uH
(CF)
C363
220uF
(25V)
L315
3.3uH
(CF)
C366
100nF
C365
220uF
(25V)
C364
100nF
C368
100nF
C321
100nF
L301
10uH (DF)
C334
5pF
C335
5pF
C330
47pF
C327
100nF
C326
10uF
(16V)
R323
100K
R318
100K
C325
330nF
C324
330nF
C323
330nF
C322
330nF
C314
10uF
(16V)
C313
10uF
(16V)
R320
100
R303
100
R302
100K
R301
100K
R304
100
R312
22K
R1037
4K7
R309
22K
R311
100K
R1046
1K8
C1014
100nF
R1042
8K2
C1018
100nF
R1024
8K2
R1025
8K2
R528
100K
Q505
2SC2412
R205
390
R204
L201
12uH
(DF)
C376
470nF
R1036
4K7
R359
100K
R1027
10K
R306
100
R307
100
R315
100
C328
100nF
C329
47pF
C341
220nF
R308
100
C318
330nF
C317
330nF
X301
B0203
18,432MHz
R504
39K
R505
2K2
L352
P0278
L353
P0278
R373
10K
Q304
2SA1037
R1053
100K
Q1006
2SC2412
R1043
8K2
R1054
100K
Q1007
2SC2412
R362
4K7
R363
4K7
1
2
3
4
5
6
R375
47K
Q305
2SC2412
R372
10K
C372
2.2uF
D301
DX0551
R376
4K7
R1047
10K
Q1004
2SA1037
R314
100K
R313
1K
C320
1nF
R310
1K
C340
220nF
R319
100
C305
10uF
(16V)
C343
10uF
C342
10uF
C306
10uF
(16V)
R1044
10K
C319
1nF
C339
100nF
R1049
10K
R1021
4K7
D1009
DX0551
R1032
27K
R448
220
C431
330nF
R465
10K
R445
100K
C311
330uF
(10V)
C427
R467
33K
(TQ)
C
1001
1
0R272L
1
686BM
VDD
38
VSS
39
RPD
40
D0
41
D1
42
D2
43
D3
44
D4
45
A14
75
A13
74
A12
73
A11
72
A10
71
VSS
70
VDD
69
A9
68
A8
67
A7
66
A6
65
A5
64
A4
63
A3
62
A2
61
A1
60
A0
59
P0H.7
58
HOUT
57
RES2OUT
56
P6.6
88
P6.5
87
P6.4 SCL2
86
P6.3 SELV
85
P6.2 SLW1
84
P6.1 SLW2
83
P6.0 SLW3
82
NMI
81
D5
46
D6
47
D7
48
VDD
49
VSS
50
SELFI
51
BG/L
52
L/L'
53
RESOUT
54
ROT OUT
55
A15
76
VSS
77
VDD
78
RSTIN
79
RSTOUT
80
(SS)
GN0341
(FV)
GN0241
(CC)
GN0241
(VS)
GN0341
(SP)
GN0441CE
C451
10nF
(HB)
C359
4.7nF
(HB)
C374
4.7nF
(HB)
R1005
4K7
C377
10uF
(SB)
GN0685
(ST)
GN0341
R1056
C432
1uF
(16V)
R439
100pF
R440
100pF
R468
33
C438
100pF
Q408
2SC2412
D419
DX0551
R461
100K
C821
2,2uF
E
VEE
VSS
VDD
IC401
HEF4053
IX1602
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
C352
100nF
R447
220
C430
330nF
IC305
MSP3410D
IX1636BM
AUD_CL_OUT
1
NC
2
NC
3
D_CTR_OUT1
4
D_CTR_OUT0
5
ADR_SEL
6
STBY
7
NC
8
SCL
9
SDA
10
I2SCL
11
I2SWS
12
I2SDAOUT
13
I2SDAIN
14
ADR_DA
15
ADR_WS
16
ADR_CL
17
DVSUP
18
DVSS
19
I2S_DA_IN2
20
NC
21
NC
22
NC
23
RESET
24
DAC_R
25
DAC_L
26
VREF2
27
DACM_R
28
DACM_L
29
NC
30
NC
31
NC
32
NC
64
XTAL_OUT
63
XTAL_IN
62
TESTIO1
61
ANA_IN2+
60
ANA_IN-
59
ANA_IN1+
58
AVSUP
57
AVSS
56
MONO_IN
55
VREFTOP
54
SC1_IN_R
53
SC1_IN_L
52
ASG1
51
SC2_IN_R
50
SC2_IN_L
49
ASG2
48
SC3_IN_R
47
SC3_IN_L
46
ASG4
45
SC4_IN_R
44
SC4_IN_L
43
AGNDC
42
AHVSS
41
CAPL_M
40
AHVSUP
39
CAPL_A
38
SC1_OUT_L
37
SC1_OUT_R
36
VREF1
35
SC2_OUT_L
34
SC2_OUT_R
33
IC304
M5218L
+12V
8
OUTL
7
-INL
6
+INL
5
GND
4
+INR
3
-INR
2
OUTR
1
R458
1K
R208
1K
R209
3K3
IC1002
M27C801
IX1787BM
VPP
1
A16
2
A15
3
A12
4
A7
5
A6
6
A5
7
A4
8
A3
9
A2
10
A1
11
A0
12
D7
21
E
22
A10
23
OE
24
A11
25
A9
26
A8
27
A13
28
A14
29
A17
30
A18
31
VCC
32
D0
13
D1
14
D2
15
VSS
16
D3
17
D4
18
D5
19
D6
20
IC301
TDA7480
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
IC302
TDA7480
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
R1040
100
C381
680nF
R377
33K
R378
33K
D303
7V5
EX0549
Q306
2SC2412
R321
100K
Q302
2SC2412
R1045
8K2
C1032
2.2uF
R466
1K
C331
100nF
C316
100nF
(HD)
GN0341
R322
100K
C382
680nF
C370
3,3nF
R351
27K
R470
75
C383
10nF
R317
0
C337
470pF
C336
470pF
R316
0
R1003
3K3
C312
100nF
C333
47pF
R441
100pF
R374
47K
C310
1nF
C309
1nF
IC1005
PST529
2
2
1
1
3
3
C1028
100nF
C380
47nF
C332
330uF
(10V)
C1026
10nF
R459
1K
C338
100nF
Q1003
2SC2412
C1031
330MF
(6,3V)
D305
7V5
EX0549
D302
7V5
EX0549
C1005
100nF
D304
7V5
EX0549
C315
3.3uF
Q1002
2SC2412
C1033
68nF
-
2
8
R472
75
Q1001
2SC2412
11
12
13
13
12
1 2
3
4567
R
Q
P
O
N
M
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K
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