Read Sharp SD-PX15H (serv.man17) Service Manual online
SD-PX15H
6 – 26
Figure 6-26 SCHEMATIC DIAGRAM (13/22)
12.288 MHz
1M
VCC
GND
TC7WU04U
DUAL2-INPUT
NAND GATE
1
2
4
6
7
8
5
3
VCC
GND
TC7WU04U
DUAL2-INPUT
NAND GATE
1
2
4
6
7
8
5
3
GND
VCC
74HC07AF
BUFFER AMP.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
3
2
1
SI3050LUS
VOLTAGE
REGULATOR
3
2
1
IX0446AW
VOLTAGE
REGULATOR
3
2
1
SI3033LUS
A1
A9
A8
A1
A1
A1
PG
VC
VP
A1
A1
A1
A7
A6
A5
A4
E
MX
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
OE
D0
D1
D2
D3
D4
D5
D6
D7
GND CK
Q7
Q6
Q5
Q4
Q3
Q2
Q1
Q0
VCC
TVHC574T
LATCH
LATCH
1
2
3
4
4
5
6
7
8
9
8
9
10
11
12
13
14
15
16
17
18
19
20
OE
D0
D1
D2
D3
D4
D5
D6
D7
GND CK
Q7
Q6
Q5
Q4
Q3
Q2
Q1
Q0
VCC
TVHC574T
1
2
3
4
4
5
6
7
8
9
8
9
10
11
12
13
14
15
16
17
18
19
20
23
42
3
10
29
13
33
18
37
22
41
2
9
12
32
17
36
21
40
6
25
44
1
27
8
5
31
16
35
20
39
24
43
26
4
7
11
30
14
34
19
38
15
28
XTO
XTI/EXTCLK
DVDD
DVSS
TVDD
TX
MCKO
LRCK
BICK
SDTO
SDTI1
SDTI2
INT0
INT1
CAD1/CDTO
SDA/CDTI
SCL/CCLK
SDTI3
CADO/CSN
DZF2/OVF
AVSS
AVDD
PDN
RX1
12C
RX2
TST
RX3
SLAVE
RX4
PVSS
R
PVDD
RIN
LIN
ROUT1
LOUT1
ROUT2
LOUT2
ROUT3
LOUT3
DZF1
VCOM
VREFH
ADC/DAC/DIR
CONVERTER
AK4586VQ
23
42
3
10
29
13
33
18
37
22
41
2
9
12
32
17
36
21
40
6
25
44
1
27
8
5
31
16
35
20
39
24
43
26
4
7
11
30
14
34
19
38
15
28
SCCLK
D7
D6
D5
D4
VD2
DGND2
D3
D2
D1
D0
CS
SCDOUT
INTREQ
EXTMEM
SDATAN1
VD3
DGND3
SCLKN1
LRCLKN1
SDATAN2
SCLKN2
LRCLKN2
CLKIN
CLKSEL
FILT2
FILT1
VA
AGND
RESET
DO
DC
AUDATA2
AUDATA1
AUDATA0
LRCLK
SCLK
MCLK
VD1
DGND1
XMT958
WR
RD
SCDIN
DSP
CS493292
22P(CH)
22P(CH)
2.2 µH
0.1
150
470
47K
150
47K
47K
0.1
150
1
18K
4.7
0.1
1
0.1
10K
0.1
1
0.1
1
0.1
10/16
10/16
4.7
10/10
3.3/16
1
0.1
1
10/16
1K KDS160
0.1
10/16
1K KDS160
10/16
1K
KDS160
0.1
470
0.022
1
0.1
0.001
0.1
1
10/16
2.2/50
100
10K
330
33K
470
0.01
470P
0.1
UDZS2.7B
0.001
1
0.1
0.1
1
0.1
1
0.1
1
330
330
330
100
100
100
10K
3.3K
3.3K
3.3K
3.3K
3.3K
3.3K
3.3K
10K
10K
10K
10K
10K
10K
10K
10K
10K
3.3K
3.3K
3.3K
3.3K
3.3K
3.3K
4.7K
4.7K
4.7K
4.7K
4.7K
0.1
1
0.1
1
10K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
47K
1/50
47P(CH)
47K
1/50
47K
47P(CH)
1/50
47K
1/50
10/10
10/10
10/10
100K
220
220
4.7/50
0.1
1K
2.2K
2.2K
3.3K
3.3K
10K
10/10
10/10
10/10
10/10
10/10
10/10
10/10
10/10
10K
10K
10K
10K
10K
3.3K
3.3K
3.3K
3.3K
1K
1
1
27K
220
220
27K
220
220
27K
0.1
1
0.1
1
100/10
470
0.022
KDS226
22K
22K
22K
22K
GP1FA53R
HP401
1
2
3
GP1FA53T
1
2
3
47K
3.3/16
0.001
2.2/35
2.2/35
2.2/35
2.2/35
2.2/35
DS1SS133
1
22K
100K
AUDATA2
AUDATA1
AUDATA1
AUDATA0
SDATA1
SCLK
LRCK
MCLK
DIR_SCL
DIR_SDA
DIR_SDA
NON_PCM
DIR_INT0
DIR_INT0
MCLK
SCLK
AUDATA0
LRCK
LRCK
AUDATA1
LRCK
SCLK
SDATA1
LRCK
SCLK
SDATA1
LRCK
SCLK
SDATA1
_DSP_SCCLK
DSP CS
DSP SCDIN
DSP SCDOUT
DSP CS
DSP SCDIN
DSP SCDOUT
/EMWR
EMAD0
EMAD1
EMAD4
EMAD5
EMAD6
EMAD7
EMAD2
EMAD3
A0
A1
A1
A2
A3
A4
A5
A6
A9
A10
A11
A12
A13
A13
A14
A15
A0
A1
A2
A2
A3
A4
A5
A6
A11
A9
A9
A13
A14
A14
A12
A6
A5
A4
A5
A4
DSP_UC15
DSP_UC16
DSP_UC17
/EMOE
/EMOE
/EXTMEM
_DSP_INTREQ
_DSP_SCDOUT
_DSP_CS
_DSP_INTREQ
_DSP_SCDOUT
_DSP_CS
/EMOE
EMAD7
EMAD6
EMAD5
EMAD4
EMAD3
EMAD2
EMAD1
EMAD0
_DSP_SCDIN
A7
A7
A8
A8
A7
DIR_RIN
DIR_LIN
DIR_ROUT1
DIR_LOUT1
DIR_ROUT2
DIR_LOUT2
DIR_ROUT3
DIR_LOUT3
DIR_ROUT3
DIR_LOUT3
DIR_ROUT2
DIR_LOUT2
DIR_ROUT1
DIR_LOUT1
DIR_RIN
DIR_LIN
PROTECT1
DSP_RESET
AUDATA2
DGND
A+5V
DSP_INTREQ
DSP_ABOOT
DSP_SCCLK
_DSP_SCCLK
_DSP_SCCLK
_DSP_INTREQ
DG
N
D
D+
5
V
AG
N
D
A+
7
V
A+5V
AGND
D+2.5V
D+3.3V
A+5V
D+3.3V
D+3.3V
D+5V
A+5V
AGND
L
R
L
R
DGND
COAXIAL
D
IGITAL
AUDIO
INPUT
IC410
3.3V REGULATOR
AUDIO VCR
INPUT
AUDIO TV
INPUT
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
DSP PWB-D
D
R406
C408
R401
SO401
IC401
C410
R408
R409
C409
R402
C407
C404
R403
R404
C402
C403
HP402
IC404
C424
C420
C429
C425
C419
R603B
C418
R418
RD501
C440
C444
R443
C449
C442
C441
C448
C447
IC407
C451
C450
R449
D403
C458
XL401
R427
IC402
IC402
IC405
C417
L405
C422
C423
C421
C438
C437
C426
IC409
IC410
C452
R450 D404
C453
R451
D405
C454
C459
C455
C460
C582
C5
C5
C5
C5
C5
D418
C580
D417
R410
R411
R412
R411
R412
C427
R428
C432
C431
C433
C434
R438
R435
R442
C428
C430
C435
ZD402
R441
C443
IC403
C415
C416
C416
C436
C439
R413
R414
R415
R416
R414
R415
R416
R422
R423
R423
R424
R425
R425
R445
R446
R447
R448
R446
R447
R448
R429
R430
R431
R432
R434
R436
R437
R439
R440
R479
I
IC411
C465
C466
IC406
C456
C457
R471
R469
R460
R467
R468
R466
R464
R461
R465
R470
R472
R462
R463
C467
C468
C469
C470
C471
C472
C473
C474
R475
R476
R477
R478
R459
R489
C488
SO403
C486
R474
C485
R457
R458
SO402
R473
C483
C487
R488
C484
R455
R456
C482
R492
R493
R481
R485
R494
R495
R486
R482
R49
R497
R487
R483
C478
C477
C479
C480
C481
C475
C476
R480
R484
R
CNP401
C412
C411
R426
R419
C414
C413
R417
R420
R421
C446
C445
CD/DVD AUDIO SIGNAL
COAXIAL DIGITAL AUDIO SIGNAL
TV SIGNAL
VIDEO SIGNAL
COAXIAL DIGITAL AUDIO SIGNAL
TV SIGNAL
VIDEO SIGNAL
CD/DVD DIGITAL SIGNAL
FM SIGNAL
NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1.
A
B
C
D
E
F
G
H
1
2
3
4
5
6
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