Schematic Diagram/Wiring Side Of P.w.board - Sharp MD-MT821(GL) Service Manual

MD-MT821/W
P31 P32
P30
MAIN PWB-A
A
PLAYBACK SIGNAL
RECORD SIGNAL
B
+B
C
CN101
1 2 3 4 5 6 7 8 9 10 11 12
FLEXIBLE
PWB
1 2 3 4 6 8 9 10 11 12
5 7
OPTICAL PICKUP UNIT
D
8
9
10
11
12
C357
13
0.1
14 VCC
IC351
74ACT02T
HEAD DRIVER
10/6.3
D351
E 8 7 6 5 SBE803
4 3
2
NC
5 1
1 2 3 4
C361
0.039
R361
15
IC354 FEX 2 PACKAGE IC
HAT2050T
FEX 2
PACKAGE IC
F
15
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
FLEXIBLE
PWB
16
M901
G
SPINDLE
COM
MOTOR
W
M
U
V
+
M
–
M902
SLED MOTOR
MECHANISM FLEXIBLE
PWB ASS'Y
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 28.
1
C112
0.033
C111
C110
0.0033
0.22
CK112
48 47 46 45 44 43 42 41 40 39 38 37
ROUT
EFM
RF1
1 R
AGC
RF2 EFMAGI
2 and
EFMAGC
RF3
DIFF
3 SW
RF4
DIFF
4
C102 1 IC101
REFI
5
IR3R55
C103 1 TP144
6
REFO
RFADD
C104
7 BIAS
0.027
TCGI
8
R105
390K AIN
9
BIN
10
EIN
11
FIN
12
IC101
13 14 15 16 18
17
RF SIGNAL,
PROCESSOR
R154
C161
Q101
1 1.2K
2SA17457
18
F–
F+
T+
T–
TP122
13 14 15 16 17 18 19 20 21 22
13 14 15 16 18 19 20 21 22
17
OPIC
7
GND
6
Q901
5
RN1104
4
3
2
R909
1
10K
IC901
BA6966FV
R905
FG GND 10
11
100K
C354
BRK– CSL2 9
12
0.1
BRK+ CSL1 8
13
C353 R903
STBY CST 7
14
330
RIB COM 6
15
VCC WIN 5
16
C903 VM VIN 4
17
3.3 NC
UIN 3
18
8 7 6 5
WOUT RF 2
19
VOUT UOUT 1
20
3-PHASE BRUSH
LEESS DRIVER
1 2 3 4
C911
0.1
IC353
HAT2051T
R403
1K
R922
100K
R921
330
14
+B
CN601
DCNT1
1
L609
47 H
+ –
M
L610
47 H
M903
LIFT
13
MOTOR
L608
47 H
SLDRR
SLDRF
SPDRF
2
Figure 30 SCHEMATIC DIAGRAM (1/4)
TP139
C107
0.012
C109
C106
1
0.22
ADAGC R106
56K
ADIPI
36
ADIPO
35
NC 34
ADLPFO
33
NC
16
ADIP
22KO
32
AGC
CK109
22KI
31
WBO CK108
30
LPF HPF
CK107
TCGO
29
AOUT TP133 R104
28
22K
TP132 R103
BOUT
27
22K
EOUT TP131 R102
26
LOGIC
22K
TP130
FOUT
25
R101
22K
19 20 21 22 23 24
C121
270P
(CH)
TP100
C122
270P
(CH)
C130
0.1
C123
AUDATA
390P
AUSCLK
RFLAT
C124
TEMP
390P
LDON
R161 LDVAR
1.2K
OPICGA
C165
0.033
L171
10 H
TP487
+B
+B
EFMO
R907
180K
SPDRR
C910
0.033
C909
0.033
C908
0.22
C905
0.0022
C906
0.0022
6 G G 5
7 O2 I2 4
8 I1 3
NC
9 O1 NC 2
NC VCC 1
10
+2.7V
IC651
LB1930M
MOTOR DRIVER
IC601
17A39TD
PWM DRIVER
1 AGND VG 36
2 CLK VC 35
3 PS LG NC 34
4 OE GND 33
L604
VD1 VD3 32 47 H
5
F+
6 FO1 FO3 31
L603
PGND PGND 30
7
47 H
F–
8 RO1 RO3 29
VD1 VD3 28
9
L602
VD2 VD4
1 0 27
47 H
T–
NC RO2
1 1 RO4 26
1 2 PGND PGND
25
T+
1 3 FO2 FO4 24
L601
4 1 VD2 VD4 23
FODRR
47 H
1 5 RI1 RI3
22
FODRF
6 1 FI1 FI3 21
TRDRF
FI2 FI4 20
7 1
TRDRR
RI2 RI4
1 8 19
3 4
– 30 –
C211
R222
5P(CH)
1M
XL201
TP211
2.0V 33.8688MHz
C204
0.47
TP208
75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
TP209 76 TOTMON
TP210 77 TEMON
SBCK
78
CK201 SBO
79
73 ADDATA
53
CK202 SBSY
80
74
DADATA 52
CK203 SFSY
81
FOK
75
FEMON 51
FOK
82
CK204
SENSE
SENSE
83
CK205
CIN
COUT
84
CK206
MCCK
MCCK
85
DINT
DINTX IC201
86
C203
VDD1
87
0.1
DGND LR37811
88
XRT
RSTX
89
SYD0
R204
SYSD0 ENDEC LSI
90
SYD1 1K
91 SYSD1
SYD2
92 SYSD2
SYD3
93 SYSD3
SYD4
1
94 SYSD4 EFMMON 24
SYD5
2
95 SYSD5 AVCC 25
SYD6
3
96 SYSD6 EFMI
SYD7
97 SYSD7
SYWR
98 SYWRX
SYRD
99 SYRDX
SYRS
100 SYRS
1 2 3 4 5 6 7 8 9 10 14 16
11 12 13 15 17
C205
TP206
TP201 0.1
R206
270K
25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
26 SYD3
27 SYD4
28 SYD5
29 SYD6
30 SYD7
31 VSS
RCAULT
32 RCLAT
MCPGIN
33 MCPGI
INPGIN
34 INPGI
INPGCK
35 INPGCK
RCPCNT2
36 RCPCNT
TP416 TEST1
37
TP417 38 TEST0
39 JPNP
VCC
40
NC (JOG0)
41
NC (JOG1)
42
PBAULT
43 PBLAT
LDON
44 LDON
OPICGA
45 OPICGA
RFLAT
RFLAT
46
RACLK
47
RADAT
48
VSS
49
ELONH
50
51 52
TP610
C600
22/6.3
L600
2.2 H
OPEN
1
TP441
NC 2
SW403
DISC IN
3
NC
4
5
IC2
TP212
TP205
EFMO 50
CK224
PLCK 49
TP203
ACRCER 48
CK222
TCRS 47
LDCNT2
RAD0 46
LDCNT1
RAD1 45
X700KO
RAWEX 44
RARASX 43
RAA9 42
RAD3 41
RAD2 40
RACASX 39
DGND
38
RAOEX
37
RAA8
36
RAA7 35
RAA6 34
33
RAA5
SPDRF RAA4 32
SPDRR VDD2 31
RAA10 30
RAA0 29
RAA1 28
RAA2 27
RAA3 26
18
19 20 21 22 23 24 25
VCCENDEC
L100
10 H
+B
IC402
S29L294A
EEPROM
R411
R413
100K
1K
1 CS VCC 8
TP408
2
SK NC 7 NC
R415 R412
1K 10K
3 DO PRTCT 6
R414
4
DI GND 5
1K TP409
TP410
9 8 7 6 5 4 3 2 1
HDO
PCN
VC
EJS
2 4 SYD1 1 CKST
CIN
SYD2 2 XRS
2 5 SPIN
FO
SENS
DCN
SWPUP N
IC401
MCMO
P24 N
IX2792AF
VS
AVS
SYSTEM
LDVA
TEM
MICROCOMPUTER
HKEY
HKEY
74 APQD
RKE
75 IRQ1
PLVIN
51 ELONL
PLVD
52
REC
PLVDR
V
AVC
IRQ
53 54 55 56 57 58 59 60 61 62 63 64 65 66 68 69 70 71 72 73 74 7
67
TP400
INNSW
XL401
R408
100K
NC
SW402
HOLD
+B
6