Sharp SD-AT50H Service Manual page 33

P31 12 - D
FROM MAIN PWB
CNS507
CHASSIS
1 2 3
CNP507
C170
0.001
+B
+B
+B
+B
1
17
S
E
OR
AGE
ATOR
11
46AW
1 +B
C137
1
112
33LUS
+B
1
C118
1
LATOR
+B
7
FFC502
1
2
1 2 3 4 5 6 7 9 1
8 3
TP300
+B
+B
+B
+B +B
+B
D301
KDS160
D306
KDS160
IC302
PST9127N
R404
47K
RESET
C320
0.1
R405
47K
R407 10K
R406 10K
+B
R412
47K
30 29 28 27
FLASH_TXD
R331 220
P67
31
FLASH_RXD
R332 220
P66
32
FLASH_SCLK R333 1K
P65
33
FLASH_BUSY
R334 1K
P64
34
DSP_SCDIN
R335 1K
P63
35
DSP_SCDOUT
R336 1K
P62
36
DSP_SCCLK
R337 1K
R413
P61
37
47K
DSP_CS
R338 1K
P60
38
DSP_RESET
R339 1K
P57
39
R341 P56
40
10K FLASH_CE
P55
41
DSP_UC15 R342 1K
P54
42
DSP_UC16
R343 1K
P53
43
DSP_UC17 R344 1K
P52
44
R346 45 P51
10K FLASH_EPM
P50
46
TIMER_LED R347 1K
P47
47
DD_LED R348 1K
P46
48
R349 1K
STD_LED
P45
49
DTS_LED R350 1K
50 P44
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
8
Figure 33 SCHEMATIC DIAGRAM (4/11)
P30 5 - B
TO DISPLAY PWB
CN502A
4
6 8 10 12 14 16 18 20 22
5 9
7 11 13 15 17 19 21
+B
+B
+3.3V(SWD)
+3.3V(UN-SWD)
+3.3V(BACK-UP)
C319 Q402
10/16 KRC104 S
3 2
R319
680 Q401
1
C317
KRC104 S
4.7/25
5 4
3 2
1 3 2
1
D302
C314
KDS160 220/6.3
C306 C305
15P(CH) 15P(CH)
C307
18P
(CH)
+B
26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
IC301
IX0563AW
DSP SYSTEM
MICROCOMPUTER
R362
10K
9 10
– 33 –
P30 2 - C
TO MAIN PWB
CN503A
FFC503
9 1
25
24 8 6 4 2
1
23 25 9 7 5 3
CN503B
CN502B
R-CH(H/P)
L-CH(H/P)
GND(H/P)
+B
+B
+B
R314
150
RESET
POINT
C313
220/6.3
+B
C302
100/10
C301
8 7 6 5 4 3 2 1
0.1
C304
10/16
P97
100
C303
0.1
AVCC
99
R397
VREF
98
+B
1K
AN0
97
AVSS
96
R395 1K KEY1
AN1
95
R394 1K DVD_POWER
AN2
94
AN3
93
R392 1K
AREA
AN4
92
R391 1K PROTECT
AN5
91
AN6
90
R389 1K
TUNER_SM
AN7
89
R388 1K
CCB_CE
P00
88
R387 1K
CCB_DI
P01
87
R386 1K CCB_CL
P02
86
R385 1K
CCB_DO
P03
85
P04
84
R383 1K
FM_STB
P05
83
R382 1K POWER_KEY
P06
82
R381 1K
AUDITION
P07
81
R396 C310
22K 1/50
+B
R398
330
Q303
KRA106 S
3 2
1
R364
10K
+B
11
SD-AT50H
+B
+B
R414
2.7K
R400 6.8K
+B
R403 10K
R408 2.2K
R402
6.8K
R401
10K
D303
KDS160
R399
47K
+B
+B
DSP PWB-B
12