Sharp MD-MS701H Service Manual page 31

P30 P31 P32
R203
100
C211
5P(CH)
XL201
33.8688MHz
75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59
TP209
76
TP210
77
TP211
78
CK201
SBO
79
CK202
SBSY TOTMON
76 EFMO
80
CK203
SFSY 77 TEMON
81
FOK CK204
FOK 78 SBCK
ACRCER
82
SENSE
SENSE
83
CK205
CIN
COUT
84
MCCK CK206
MCCK
85
DINT
DINTX
86
C203 VDD1
87
0.1 IC201
DGND
88
XRT
RSTX LR37648B
89
SYD0 R204
SYSD0
90
SYD1 1K SYSD7
97
SYSD1
91
SYD2 98 SYWRX
SYSD2
92
SYD3 SYRDX
99
SYSD3
93
SYD4 SYRS
SYSD4 100
94
SYD5
SYSD5
95
SYD6
SYSD6
96
SYD7
97
SYWR
98
SYRD
99
SYRS
100
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
TP206
TP201
C205
0.1
R206
220K
L100
10µH
MCCK
C442
680P R442
100K
4 3 2 1
R444
2.7K
5 6 7 8
25 24 23
C443 C441
0.47/10 10P(CH)
PLVDCI
26
27 PLVDRY
RKEY
RKEY
28
HKEY1
R403
29 HKEY1
HKEY2
22K
30 HKEY2
R406
TEMP
100K TEMP
31
32 CNTRY
R404 150K
SW401 AVSS
33
LDVAR
EJECT
34 LDVAR
TP401
35 MDOUT
36 AVREF1
SYWR
37 SYWR
SYRD
NC SYRD
38
SYRS
SW402
39 SYRS
HOLD RKEY
40
RMDAT
41
CLOCK
42
HSTOP
HSTOP
R407
43
BEEP
10K
BEEP
44
DSPSTB
DSPSTB
TP403 45
DSPDAT
DSPDAT
46
DSPSCK
DSPSCK
47
SYD0
SYD0
48
SYD1
SYD1
49
SYD2
SYD2
50
51 52 53 54
SYD3
SYD4
SYD5
SYD6
SYD7
RPLAY
LDON
OPICGA
RFLAT
1 5
VCC
2
3 4
GND
IC404
7SH00FU
C651
TP610
1
NAND GATE
5 4 3 2 1
C604
IC651
/6.3
LB1638M
6 7 8 9
10
MOTOR DRIVE
The numbers 1 to 18
7
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TP205
58 57 56 55 54 53 52 51
50
49 TP204
48 TP203
TCRS 47
50 RAD0 1 I/O1
46
TP202
PLCK 49
RAD1 45 2 I/O2
48
RAWEX 44 3 WE
RARASX 43 4 RAS
RAA9 42 5 A9
RAD3
41
RAD2 40
RACASX
39
A0
DGND 38 6
A1
RAOEX 37 7
A2
RAA8 36 8
A3
RAA7 35 9
RAA1
28 VCC
RAA6 34
10
RAA2 27
RAA5 33
4M D-RAM
RAA3 26
RAA4 32
VDD2 31
C202
RAA10 30
10/6.3
RAA0
29
L202
28
10µH
27
26
C201
1
D201
1SS369
D431
1SS361
IC431
S80821LN
R426
100K
1 4
OUT VSS
C431
R431
0.047
330K
2 3
VDD NC
R402
10K
1
22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2
PDCNT
100
99
DISCPR
98
INNSW
DISCIN 97
25 24 23 22 5 4 3 2 1
96
CKSTP
PCNT2
95
PCNT2
VPP 94
PCNT1
93
PCNT1
PHOLD
PHOLD 92
91
CIN
TP406
IC401
ELON 90
89
IX2680AF
PSLDRY 88
PSLDCI 87
86
PSLINN
TP405
TEST1
85
R413
TEST0 84 1K
TP404
83
SPIN 82
VDD
81
51 52 53 54 70 71 72 73 74 75
EPCS 80
79
EEPK RTCCK
EEPD RTCDT 78
R415
RTCWR 77
1K
RTCCE
76
55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
L651
0.47µH
are waveform numbers shown in page 39.
8 9
Figure 31 SCHEMATIC DIAGRAM (2/4)
DADATA
ADDATA
HKEY2
DFCK
BCLK
LRCK
DIN
HREC
ADPON
HSTOP
DAPON
HPLAY
OPTCNT
HKEY1
EMPH1
DSPSTB
GND 20 DSPSCK
I/O4 19 DSPDAT
I/O3
18
CAS
17
OE
16
A8
15
A7
14
A6
13
A5
12
A4
11
MCPGIN
INPGIN
INPGCK
OPTCNT
DIN
RCLAT
RADAT
RACLK
PBLAT
BEEP
PBOPON
ADPON
DAPON
DFCK
LRCK
BCLK
ADDATA
DADATA
EMPH1
EMPH0
R420 PDCNT
1K
DISCPR
INNSW
RKEY
DISCIN
RPLAY
R419
1K TP412
Q401
2SA17457
C401
0.1
PSLDRY
PSLDCI
R411 PSLINN
R400
100K
3.9K
TP407
1 VCC 8
CS
CLOCK
TP408
R414
2 7
SK
1K
TP411
R412
3 6
DO PRTCT
10K
4 DI GND 5
TP409
IC402
S29L294A
HREC
HPLAY
C864
33/6.3
RCPCNT
10
– 31 –
MD-MS701H/MS702H
R455 R456 R457
5.6K 8.2K
18K
R458
56K
R451 R452 R453 R454
5.6K 8.2K 18K 56K
R482
18K
JACK PWB-A2
L772
4.7µH
33 TP593
TP793 MCPGIN
33
TP792 TP592 INPGIN
32
TP791 TP591 INPGCK
31
TP590
TP790 VCCMIC
30
TP789
29
TP588 VCC2.8
28
TP787
27
TP586 VCC2.8X
26
TP785 TP585 OPTCNT
25
TP784 TP584 DIN
24
TP783
23 TP582
22
TP581 RCAULT
TP781
21
TP580 AUDATA
TP780
20
TP779 TP579 AUSCLK
19
TP578 PBAULT
TP778
18
TP577
TP777 BEEP
17
TP776 TP576 PBMUTE
16
TP575 RESET
TP775
15
TP774 TP574 PWAD
14
TP573 PWDA
TP773
13
TP572
TP772 MCLK
12
TP771 TP571 LRCK
11
TP570 SCLK
TP770
10
TP769 TP569 STDO
9
TP568 STDI
TP768
8
TP567
TP767 DEM1
7
TP766 TP566 DEM0
6
TP565
TP765
5
TP764 TP564 RKEY
4
TP563 RPLAY
TP763
3
TP562
TP762 RMDAT
2
TP761 TP561
1
1
R861
3 2 1
100K
D862
4 5
RB521S30
C866
L862 L863 C863
1/10
47 4.7 1/10
C869 C865 D861
33/6.3 1/10 RB491D
L171
10
0.001
C810
PCNT1
0.33/10
TP810
R810
R811
180K
180K
D831
TP811
1SS372
C831
C832
0.1
0.1
11 12
TP451
TP452
TP453
TP454
TP455
TP456
TP457
TP458
TP459
TP460
TP461
TP462
TP463
TP464
CN4
R481 C481 TP487
36K 0.1 TP486
TP485
TP484
TP483
TP482
TP481
CN4
9 8 7
12 11 10
13 14 15 16 17 18
C507
10/6.3
R500
4.7
C774
C
1
0
PO
1 V
D
2
R841
100K
3
E
R846
10K
E
4
C842
R843
22P(CH)
100K E
5
R848
220K
6
G
C
1
P
1
V
C830
D
2
R826
10K
3
E
C822 E
4
39P
R823
(CH)
100K E
5
R828
270K
6
G
C825
68P
C
(CH)
C821
220/4