Schematic Diagram / Wiring Side Of P.w.board - Sharp DX-SX1H Service Manual

DX-SX1H
A
B
C
CNP301
CDDAT
1 1 1
CDCLK
2 2 2
CDFRM
3 3 3
256FS
4 4 4
D_GND
5 5 5
P25 12 - G
MCK1
6 6 6
CNP906
MMUTE
7 7 7
TO SACD PWB
DISPLAY
8 8 8
EMPH
9 9
9
A-MUTE
10 10 10
SA/CD
11 11 11
D-GND
D
12 12 12
CNP302
E
ZDFLGR
1 1 1
ZDFLGL
2 2 2
D-GND
3 3 3
1.8 V
P25 12 - G
4 4 DSAR
4
CNP905
D-GND
5 5 5
TO SACD PWB
1.8 V
DSAL
6 6 6
D-GND
7 7
7
BCKA
8 8
8
1.8 V
BI301A
D_GND
1
NC
2
DSAR
3
D_GND
4
F
DSAL
5
DGND
6
BCKA
7
3.6V
VOLCK
1 1 1
VOLDT
2 2 2
DSDCTL
3 3 3
VOLCS
4 4 4
EXTCK
5 5 5
P25 12 - G
EXTDO
6
CNP902 6 6
EXTST
TO SACD PWB
7 7 7
EXTDI
8 8 8
DGND
9 9 9
DSDRST
10 10 10
G
RXDA
11 11 11
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 41.
1
IC328
TC7WU04FU
3-CIRCUIT INVERTER
+B
C472
0.01
1 8
R302
2 7
33
3 6
4 5
26
28 27
R496
R305 10
1M
X301
33.8688MHz
DIN
1 2
3
0V
0V
IC303
2.5V
TP310 PCM1716E
1.9V
CD/DA CONVERTER
0V
TP303
0V
3.5V
TP304
0V
2.8V
0V
IC323~IC325:
4X2-INPUT
AND GATE
IC323
C306
+B
0.01
74HCT08A
5.0 V
1.7V
1 14
VCC
5.0V 1.8V
2 13
5.0V
2.5 V
12
3 R340
2.5V
33
1.7 V
4 11
1.7V
5.0 V
10
5
5.0V
2.5V
6 9
TP301
0V
7 GND 8
2.5V
C307
3.5V
0.01
3.5V
+B
TP302
5.0V
0V
1.7V
1 14
VCC
R301
5.0 V
0V
56 0V
2 13
R303 5.0 V
0V
3 12
56
+B
0V
1.7V
R304
4
11
220
0V 1.7V
5 10
C309
100P
0V
0V
6 9
(CH)
R352
0V
0V
0V
GND 8
47K 7
IC324
2.5V
74HCT08A
0V
2.5V
C308
0V
0.01
2.5V
5.0V
3.5V
1 VCC 14
0V
3.5V
2 13
5.0V 0V
VOLCK
3
12
3.6V VOLDT
3.5V 0V
4 11
DSDCTL
0V
3.5V 3.5V
VOLCS
5 10
3.6V
3.5V
3.6V 5.0V
6 9
3.6V
5.0V
0V
7 GND 8
3.6V
3.6V
IC325
0V
74HCT08A
4.3V
DSDRST
0V
2
Figure 18 SCHEMATIC DIAGRAM (1/11)
0.7V
4.3V
3
2
Q302
DZ301
DTA114 YK
UDZ2.0B
1
SWITCHING
R343
100
+B
+B
C327
+B
10/16
C335
TP306
10/16
C328
10/16
2.5V
24 23 22 21 20 16
25 19 18 17 15
MODE
XTO
CLKO XTI
8 9
4 5 6 7 10 11 12 13 14
C330
10/16
C326
10/16
+B
24 22
28 27 26 25 23 21 20 19
IC302
DSD1700E
DSD CONVERTER
1 2 3 4 5 6 7 8 9
10 11 12 13 14
C314
0.01
2.5V
2.5V
28 27 26 25 24 23 22 21 20
19
IC304
DSD1700E
DSD CONVERTER
1 2 8 9
3 4 5 6 7 10 11 12 13 14
TP309
C315
0.01
+B
+B
R309
470
3 4
– 18 –
VOLUME
C410 C409
CONTROL
C336
10/16
0.1
R479
330P
4.4V
10
1 RSTN
0V
2 ADRS1
C333
0V
10/16
ADRS2
L306 3
1.8µH
4 DVDD
5.0V
R449
2.5V
10
5 LOUT
2.5V
LIN
6
5.0V
7 AVDD
C337
0.1 2.5V
VRL
8
IC301
C338
SM6451AV
10/16
L307
1.8µH
C342
0.015 C355
IC305
100/16
C405
10/16 R350
R344
-8.9V
1K 1K
0V 4
R341 0V
3
C340 C348
1K
0V 1
0.0068 0.001
2
0V
R436
R351 0V
6
100K
1K 0V 7
5
R342 R345
C343
8.9V 8
1K 1K 0.015
B_A5V_R357
C406
10/16
C354
100/16
C341 C349
R357
0.0068 0.001 -B
68
+B
+B
C325
IC326
0.1
IX2838AF
C445
LINE AMP.
0.1
18 17 16 15
C449
R306
470P
1K
-9.0V
C441 R307
4
2.4V
470P 1K
2.4V
2
1
2.4V
R310
3
4.7K
IC326
2.4 V
R313
5
4.7K
7
2.4 V
2.4 V
6
C442 R308 R318
8
470P 1K 1.2K
9.0V
R311
1K
C447
0.1
C324
C474
0.1
100/16
+B
+B
IC327
C329
0.1
IX2838AF
LINE AMP.
R329
1.2K
17 16 15
18
C446
R312
0.1
1K
-9.0V
C443
R316
C451
4
2.5V
470P 1K
470P
2
1
2.5V
R319
3
2.5V
4.7K
2.5 V
IC327
5
R322
2.5V 7
4.7K
6
2.5V
R323
R332
C444
8
1K 9.0V
1.2K
470P
R326
1K
C448
0.1
C332
C473
0.1
100/16
+B
+B
5
R392
4.7K
R393 R399
4.7K 4.7K
4.12V
R379
(VOLDT)
MDT 16
1.8K
4.1V
(VOLCK)
MCK
15
1.8K
R380
4.1V
(VOLCS)
MLEN 14
1.8K
R381
0V
DVSS 13
2.5V
ROUT 12
2.5V
RIN 11
C356
10 0V
AVSS
0.1
2.5V
VRR
9
C357
2.8V
10/16
Q305
DTC114 Y
RELAY
SWITCHIN
IC305
R362
IX2838AF
47
LINE AMP.
R363
R365
56K
47
+B
-B
R457
47
-8.7
C425
0
10/16
C469
-B
0.001
IC306
R314 C467
IX2838AF
1.2K R337
0.0027
R315
1.5K
LINE AMP.
4.7K C453
0.1
-B
-9.0V
4
0V
L302
C454 0V
2 100µH
R317
0.001
1
0V
4.7K
3
C465
1.2V
0V
10/16
6
7
1.2V
C450
5
470P
R335
R327
8
4.7K
4.7K
9.0V
+B
C461
+B
C459
220P
R
0.1
4
R480
22K
-B
R336
+B
1.5K
C456
0.1
-9.0V
4 L30
0V
R330
C457 0V 100
2
4.7K
0.001
1
0V
3
C466
1.3V
10/16
0V
6
7
1.3V
5
R328
C458
R331
8 9.0V
4.7K
220P
4.7K
R338
C460 4.7K
C452 C462
+B 0.1
470P 220P
IC307
IX2838AF
LINE AMP.
6