Read Sharp 66GF-64 (serv.man7) Service Manual online
30
66GF-64H
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R
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P
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SCHEMATIC DIAGRAM OF MOTHER UNIT (K7240), 00 Version.
Page 31
Page 28
1
2
3
1
2
1
2
1
2
3
1
2
3
4
5
6
7
8
(SA)
6
5
4
3
2
1
+5
V
+3
.3
V
+5V
+3.
3
V
N
1
285
+
1
6
V
-16V
+5
V
-16V
+5
V
+5
V
-16V
+
3
.3V
+3
.3
V
+3.
3
V
+3.
3
V
+5
V
+5
V
+5V
+5
V
+5
V
+
8V
+5
V
+5
V
+5
V
+5
V
+1
6
V
+1
6
V
+2
5
V
+5
V
+8V
+5V
+5V
(K)
+3.
3
V
12
1
2
3
4
1
2
11
12
12
13
13
SC2OUTR
SC2OUTL
SC4INL
SC4INR
SC1OUTR
SC1OUTL
OE
SC4INL
SC4INR
SC3INL
SC3INR
SC2INL
SC2INR
SC1INL
I2SIN
SC1INR
I2SOUT
I2SWS
I2SCL
SDA
SCL
RS
R
EW
VERT
G
RO
GO
BO
B
FB
R2
G2
B2
VI3
BL1
SF
VPROT
HB
CSY
AL
HEADL
HEADR
MUTE
V
TLTXT
RES2
SCL
SDA
AGC
FI
G O
BO
R O
ISEN
RES2
HEADR
HEADL
MUTE
VFRONT
+5V
D6
A12
H
AV2
A1
A18
A4
A17
A3
D7
D0
D1
AV3
SELFI
A0
A19
A2
A15
A6
A15
SELV
L/L'
AFT1
A0
D0
A2
SELV
H
A5
D4
GND
D5
A16
D2
D2
A7
BG/L
PROT
A1
AV1
A7
D3
D4
A4
D6
D1
GND
D7
D3
D5
A12
A5
G N
D
A6
A3
C351
220uF
(25V)
R350
10K
R353
150
R354
10K
R357
150
R358
100K
R361
10K
C350
100nF
L350
3.3uH
(CF)
C354
100pF
C360
560pF
C375
560pF
R1042
8K2
R362
4K7
L352
P0278
L353
P0278
R303
100
R301
100K
R1047
10K
R1032
27K
R1024
8K2
R1025
8K2
R504
39K
R505
2K2
R359
100K
R315
100
R308
100
R312
22K
C320
1nF
R314
100K
C341
220nF
R309
22K
R311
100K
C319
1nF
C340
220nF
C353
100nF
R352
12K
C361
470nF
(FZ)
R360
10K
C376
470nF
IC301
TDA7480
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
C358
100nF
C357
3n3
R375
47K
C362
2.2uF
L351
3.3uH
(CF)
C363
220uF
(25V)
C364
100nF
C365
220uF
(25V)
L315
3.3uH
(CF)
IC302
TDA748
0
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
C366
100nF
C368
100nF
C373
100nF
C369
100pF
C379
100nF
C367
100nF
R363
4K7
R355
27K
C371
1nF
R445
100K
R465
10K
D419
DX0551
E
VEE
VSS
VDD
IC401
HEF4053B
IX1602
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R461
100K
R458
1K
Q408
2SC2412
C812
22uF
C804
3.3uF
C813
3.3pF
C821
680nF
Q305
2SC2412
C380
47nF
R376
4K7
R302
100K
C342
10uF
R319
100
C343
10uF
R320
100
R304
100
C326
10uF
(16V)
C323
330nF
C327
100nF
C330
47pF
C335
5pF
C334
5pF
X301
B0203
18.432
L801
3.3uH
(CF)
R803
1K2
R622
10K
R804
270
R805
2K2
C809
1nF
C321
100nF
R307
100
R306
100
L301
10uH
(DF)
L201
12uH
(DF)
R1054
100K
C432
1uF
(16V)
C317
330nF
R210
1K5
R208
1K
L803
3.3uH
(CF)
C819
1nF
R801
10K
R1049
10K
R1044
10K
Q1004
2SA1037
C814
6.8pF
R1055
47K
R323
100K
R318
100K
R322
100K
C229
22uF
(16V)
R258
22
(TQ)
R255
100
D301
DX0551
Q303
2SC2412
Q304
2SA1037
R209
3K3
R254
12K
Q210
2
C2412
D1009
DX0551
C1033
68nF
D801 7V5
EX0549
R467
33K
(TQ)
C352
100nF
C811
100nF
FB802
RF0003
D1003
DX0606
BAS85
D302
7V5
EX0549
C305
10uF
(16V)
C306
10uF
(16V)
(S)
GN04
41CE
C807
220nF
C808
220nF
R356
10K
R448
220
C431
330nF
R447
220
C430
330nF
IC304
M
5
218L
+12V
8
O U
T L
7
-INL
6
+INL
5
G N
D
4
+INR
3
-INR
2
O U
T R
1
C451
10nF
(HB)
C378
220uF
(25V)
C313
10uF
(16V)
C314
10uF
(16V)
C311
330uF
(10V)
C315
3.3uF
C318
330nF
C322
330nF
C324
330nF
C325
330nF
C801
100nF
C377
10uF
R1005
4K7
C803
100nF
C822
680nF
R1027
10K
Q1006
2SC2412
R1057
1K
(RT)
GN0
2
4
1
Q1007
2SC2412
C434
220nF
X801
20.25MHz
B0219
C802
10uF
(SB)
CN0685
C
E
IC801
VDP3120C2
IX1688BMN2
7
CSY
8
MSY
9
INTLC
10
VPROT
11
SAFETY
12
HFLB
13
GND
14
VSUPD
15
GNDD
16
PR0
17
PR1
18
PR2
19
PORT2
20
PORT3
21
PORT4
22
PORT5
23
PORT6
24
DSGND
25
RSW2
26
RSW1
27
SENSE
28
GNDM
29
VERTQ
30
VERT
31
EW
32
XREF
33
SVM
34
GND
35
VSUP
36
ROUT
37
GOUT
38
BOUT
39
VRD
40
RIN
41
GIN
42
BIN
43
FBLIN
44
RIN2
45
GIN2
46
BIN2
47
FBLIN2
48
CLK20
49
HOUT
50
XTAL1
51
XTAL2
52
VSTBY
53
CLK5
54
GNDF
55
ISGND
56
VRT
57
58
C817
C359
4n7
(HB)
C374
4n7
(HB)
C329
47pF
(SS)
GN0
3
4
1
(C
C
)
GN0
2
4
1
(FV)
G
N
0241
R373
10K
Q306
2SC2412
L316
3.3uH
(CF)
R372
10K
D1011
EX0545BM
C356
3,3nF
C370
3,3nF
IC305
MSP3
410D
IX1789B
M
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
C331
100nF
D305
7V5
EX0549
(H
D
)
G
N
0341
C339
100nF
R351
27K
C381
680nF
R377
3K3
C382
680nF
R378
3K3
(SC
)
.
C383
1nF
+
-
IC202B
BA10393
3
2
1
4
8
C337
470pF
IC1005
PST529
.
2
.
1
.
3
C825
10uF
(16V)
R1064
100
C1032
47uF
(10V)
R1045
8K2
C310
1nF
C372
2.2uF
C312
100nF
C1014
100nF
C309
1nF
C816
100nF
IC1002
2
7
C
4000
IX1664
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
Q1001
2SC2412
R310
1K
R374
47K
C815
22uF
C824
10nF
C333
47pF
C1028
100nF
R1021
4K7
C1018
100nF
R313
1K
C316
100nF
C328
100nF
2
3
R1046
1K8
R1003
3K3
D303
7V5
EX0549
Q302
2SC2412
R466
220
R459
1K
IC1001
ST10R272
L
IX1686
B
M
ALE
36
EA
37
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
P2.8
90
P6.7
89
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
R S
T O
U T
80
C336
470pF
C332
330uF
(10V)
R1043
8K2
C1026
10nF
D304
7V5
EX0549
C443
100pF
R1053
100K
C438
100pF
C338
100nF
4
R321
100K
C1005
100nF
R468
0.
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